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71,138 commits

Author SHA1 Message Date
Linus Torvalds
97c484ccb8 CRC cleanups for 6.15
Finish cleaning up the CRC kconfig options by removing the remaining
 unnecessary prompts and an unnecessary 'default y', removing
 CONFIG_LIBCRC32C, and documenting all the CRC library options.
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Merge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull CRC cleanups from Eric Biggers:
 "Finish cleaning up the CRC kconfig options by removing the remaining
  unnecessary prompts and an unnecessary 'default y', removing
  CONFIG_LIBCRC32C, and documenting all the CRC library options"

* tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
  lib/crc: remove CONFIG_LIBCRC32C
  lib/crc: document all the CRC library kconfig options
  lib/crc: remove unnecessary prompt for CONFIG_CRC_ITU_T
  lib/crc: remove unnecessary prompt for CONFIG_CRC_T10DIF
  lib/crc: remove unnecessary prompt for CONFIG_CRC16
  lib/crc: remove unnecessary prompt for CONFIG_CRC_CCITT
  lib/crc: remove unnecessary prompt for CONFIG_CRC32 and drop 'default y'
2025-04-08 12:09:28 -07:00
Linus Torvalds
16cd1c2657 A set of final cleanups for the timer subsystem:
1) Convert all del_timer[_sync]() instances over to the new
      timer_delete[_sync]() API and remove the legacy wrappers.
 
      Conversion was done with coccinelle plus some manual fixups as
      coccinelle chokes on scoped_guard().
 
   2) The final cleanup of the hrtimer_init() to hrtimer_setup() conversion.
 
      This has been delayed to the end of the merge window, so that all
      patches which have been merged through other trees are in mainline and
      all new users are catched.
 
 Doing this right before rc1 ensures that new code which is merged post rc1
 is not introducing new instances of the original functionality.
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Merge tag 'timers-cleanups-2025-04-06' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer cleanups from Thomas Gleixner:
 "A set of final cleanups for the timer subsystem:

   - Convert all del_timer[_sync]() instances over to the new
     timer_delete[_sync]() API and remove the legacy wrappers.

     Conversion was done with coccinelle plus some manual fixups as
     coccinelle chokes on scoped_guard().

   - The final cleanup of the hrtimer_init() to hrtimer_setup()
     conversion.

     This has been delayed to the end of the merge window, so that all
     patches which have been merged through other trees are in mainline
     and all new users are catched.

  Doing this right before rc1 ensures that new code which is merged post
  rc1 is not introducing new instances of the original functionality"

* tag 'timers-cleanups-2025-04-06' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  tracing/timers: Rename the hrtimer_init event to hrtimer_setup
  hrtimers: Rename debug_init_on_stack() to debug_setup_on_stack()
  hrtimers: Rename debug_init() to debug_setup()
  hrtimers: Rename __hrtimer_init_sleeper() to __hrtimer_setup_sleeper()
  hrtimers: Remove unnecessary NULL check in hrtimer_start_range_ns()
  hrtimers: Make callback function pointer private
  hrtimers: Merge __hrtimer_init() into __hrtimer_setup()
  hrtimers: Switch to use __htimer_setup()
  hrtimers: Delete hrtimer_init()
  treewide: Convert new and leftover hrtimer_init() users
  treewide: Switch/rename to timer_delete[_sync]()
2025-04-06 08:35:37 -07:00
Thomas Gleixner
8fa7292fee treewide: Switch/rename to timer_delete[_sync]()
timer_delete[_sync]() replaces del_timer[_sync](). Convert the whole tree
over and remove the historical wrapper inlines.

Conversion was done with coccinelle plus manual fixups where necessary.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2025-04-05 10:30:12 +02:00
Eric Biggers
a0d55dd740 lib/crc: remove unnecessary prompt for CONFIG_CRC_ITU_T
All modules that need CONFIG_CRC_ITU_T already select it, so there is no
need to bother users about the option.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20250401221600.24878-6-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
2025-04-04 11:31:42 -07:00
Eric Biggers
a6d0dbba95 lib/crc: remove unnecessary prompt for CONFIG_CRC_T10DIF
All modules that need CONFIG_CRC_T10DIF already select it, so there is no
need to bother users about the option.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20250401221600.24878-5-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
2025-04-04 11:31:42 -07:00
Eric Biggers
7939da264b lib/crc: remove unnecessary prompt for CONFIG_CRC_CCITT
All modules that need CONFIG_CRC_CCITT already select it, so there is no
need to bother users about the option.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20250401221600.24878-3-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
2025-04-04 11:31:42 -07:00
Jiri Slaby (SUSE)
825dfab23b irqdomain: Rename irq_set_default_host() to irq_set_default_domain()
Naming interrupt domains host is confusing at best and the irqdomain code
uses both domain and host inconsistently.

Therefore rename irq_set_default_host() to irq_set_default_domain().

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250319092951.37667-3-jirislaby@kernel.org
2025-04-04 16:39:10 +02:00
Linus Torvalds
e8b4712852 ARM and clkdev updates for 6.15-rc1
- Simplify ARM_MMU_KEEP usage
 - Add Rust support for ARM architecture version 7
 - Align IPIs reported in /proc/interrupts
 - require linker to support KEEP within OVERLAY
 - add KEEP() for ARM vectors
 - add __printf() attribute for clkdev functions
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rmk/linux

Pull ARM and clkdev updates from Russell King:

 - Simplify ARM_MMU_KEEP usage

 - Add Rust support for ARM architecture version 7

 - Align IPIs reported in /proc/interrupts

 - require linker to support KEEP within OVERLAY

 - add KEEP() for ARM vectors

 - add __printf() attribute for clkdev functions

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rmk/linux:
  ARM: 9445/1: clkdev: Mark some functions with __printf() attribute
  ARM: 9444/1: add KEEP() keyword to ARM_VECTORS
  ARM: 9443/1: Require linker to support KEEP within OVERLAY for DCE
  ARM: 9442/1: smp: Fix IPI alignment in /proc/interrupts
  ARM: 9441/1: rust: Enable Rust support for ARMv7
  ARM: 9439/1: arm32: simplify ARM_MMU_KEEP usage
2025-04-03 12:21:44 -07:00
Linus Torvalds
eb0ece1602 - The 6 patch series "Enable strict percpu address space checks" from
Uros Bizjak uses x86 named address space qualifiers to provide
   compile-time checking of percpu area accesses.
 
   This has caused a small amount of fallout - two or three issues were
   reported.  In all cases the calling code was founf to be incorrect.
 
 - The 4 patch series "Some cleanup for memcg" from Chen Ridong
   implements some relatively monir cleanups for the memcontrol code.
 
 - The 17 patch series "mm: fixes for device-exclusive entries (hmm)"
   from David Hildenbrand fixes a boatload of issues which David found then
   using device-exclusive PTE entries when THP is enabled.  More work is
   needed, but this makes thins better - our own HMM selftests now succeed.
 
 - The 2 patch series "mm: zswap: remove z3fold and zbud" from Yosry
   Ahmed remove the z3fold and zbud implementations.  They have been
   deprecated for half a year and nobody has complained.
 
 - The 5 patch series "mm: further simplify VMA merge operation" from
   Lorenzo Stoakes implements numerous simplifications in this area.  No
   runtime effects are anticipated.
 
 - The 4 patch series "mm/madvise: remove redundant mmap_lock operations
   from process_madvise()" from SeongJae Park rationalizes the locking in
   the madvise() implementation.  Performance gains of 20-25% were observed
   in one MADV_DONTNEED microbenchmark.
 
 - The 12 patch series "Tiny cleanup and improvements about SWAP code"
   from Baoquan He contains a number of touchups to issues which Baoquan
   noticed when working on the swap code.
 
 - The 2 patch series "mm: kmemleak: Usability improvements" from Catalin
   Marinas implements a couple of improvements to the kmemleak user-visible
   output.
 
 - The 2 patch series "mm/damon/paddr: fix large folios access and
   schemes handling" from Usama Arif provides a couple of fixes for DAMON's
   handling of large folios.
 
 - The 3 patch series "mm/damon/core: fix wrong and/or useless
   damos_walk() behaviors" from SeongJae Park fixes a few issues with the
   accuracy of kdamond's walking of DAMON regions.
 
 - The 3 patch series "expose mapping wrprotect, fix fb_defio use" from
   Lorenzo Stoakes changes the interaction between framebuffer deferred-io
   and core MM.  No functional changes are anticipated - this is
   preparatory work for the future removal of page structure fields.
 
 - The 4 patch series "mm/damon: add support for hugepage_size DAMOS
   filter" from Usama Arif adds a DAMOS filter which permits the filtering
   by huge page sizes.
 
 - The 4 patch series "mm: permit guard regions for file-backed/shmem
   mappings" from Lorenzo Stoakes extends the guard region feature from its
   present "anon mappings only" state.  The feature now covers shmem and
   file-backed mappings.
 
 - The 4 patch series "mm: batched unmap lazyfree large folios during
   reclamation" from Barry Song cleans up and speeds up the unmapping for
   pte-mapped large folios.
 
 - The 18 patch series "reimplement per-vma lock as a refcount" from
   Suren Baghdasaryan puts the vm_lock back into the vma.  Our reasons for
   pulling it out were largely bogus and that change made the code more
   messy.  This patchset provides small (0-10%) improvements on one
   microbenchmark.
 
 - The 5 patch series "Docs/mm/damon: misc DAMOS filters documentation
   fixes and improves" from SeongJae Park does some maintenance work on the
   DAMON docs.
 
 - The 27 patch series "hugetlb/CMA improvements for large systems" from
   Frank van der Linden addresses a pile of issues which have been observed
   when using CMA on large machines.
 
 - The 2 patch series "mm/damon: introduce DAMOS filter type for unmapped
   pages" from SeongJae Park enables users of DMAON/DAMOS to filter my the
   page's mapped/unmapped status.
 
 - The 19 patch series "zsmalloc/zram: there be preemption" from Sergey
   Senozhatsky teaches zram to run its compression and decompression
   operations preemptibly.
 
 - The 12 patch series "selftests/mm: Some cleanups from trying to run
   them" from Brendan Jackman fixes a pile of unrelated issues which
   Brendan encountered while runnimg our selftests.
 
 - The 2 patch series "fs/proc/task_mmu: add guard region bit to pagemap"
   from Lorenzo Stoakes permits userspace to use /proc/pid/pagemap to
   determine whether a particular page is a guard page.
 
 - The 7 patch series "mm, swap: remove swap slot cache" from Kairui Song
   removes the swap slot cache from the allocation path - it simply wasn't
   being effective.
 
 - The 5 patch series "mm: cleanups for device-exclusive entries (hmm)"
   from David Hildenbrand implements a number of unrelated cleanups in this
   code.
 
 - The 5 patch series "mm: Rework generic PTDUMP configs" from Anshuman
   Khandual implements a number of preparatoty cleanups to the
   GENERIC_PTDUMP Kconfig logic.
 
 - The 8 patch series "mm/damon: auto-tune aggregation interval" from
   SeongJae Park implements a feedback-driven automatic tuning feature for
   DAMON's aggregation interval tuning.
 
 - The 5 patch series "Fix lazy mmu mode" from Ryan Roberts fixes some
   issues in powerpc, sparc and x86 lazy MMU implementations.  Ryan did
   this in preparation for implementing lazy mmu mode for arm64 to optimize
   vmalloc.
 
 - The 2 patch series "mm/page_alloc: Some clarifications for migratetype
   fallback" from Brendan Jackman reworks some commentary to make the code
   easier to follow.
 
 - The 3 patch series "page_counter cleanup and size reduction" from
   Shakeel Butt cleans up the page_counter code and fixes a size increase
   which we accidentally added late last year.
 
 - The 3 patch series "Add a command line option that enables control of
   how many threads should be used to allocate huge pages" from Thomas
   Prescher does that.  It allows the careful operator to significantly
   reduce boot time by tuning the parallalization of huge page
   initialization.
 
 - The 3 patch series "Fix calculations in trace_balance_dirty_pages()
   for cgwb" from Tang Yizhou fixes the tracing output from the dirty page
   balancing code.
 
 - The 9 patch series "mm/damon: make allow filters after reject filters
   useful and intuitive" from SeongJae Park improves the handling of allow
   and reject filters.  Behaviour is made more consistent and the
   documention is updated accordingly.
 
 - The 5 patch series "Switch zswap to object read/write APIs" from Yosry
   Ahmed updates zswap to the new object read/write APIs and thus permits
   the removal of some legacy code from zpool and zsmalloc.
 
 - The 6 patch series "Some trivial cleanups for shmem" from Baolin Wang
   does as it claims.
 
 - The 20 patch series "fs/dax: Fix ZONE_DEVICE page reference counts"
   from Alistair Popple regularizes the weird ZONE_DEVICE page refcount
   handling in DAX, permittig the removal of a number of special-case
   checks.
 
 - The 4 patch series "refactor mremap and fix bug" from Lorenzo Stoakes
   is a preparatoty refactoring and cleanup of the mremap() code.
 
 - The 20 patch series "mm: MM owner tracking for large folios (!hugetlb)
   + CONFIG_NO_PAGE_MAPCOUNT" from David Hildenbrand reworks the manner in
   which we determine whether a large folio is known to be mapped
   exclusively into a single MM.
 
 - The 8 patch series "mm/damon: add sysfs dirs for managing DAMOS
   filters based on handling layers" from SeongJae Park adds a couple of
   new sysfs directories to ease the management of DAMON/DAMOS filters.
 
 - The 13 patch series "arch, mm: reduce code duplication in mem_init()"
   from Mike Rapoport consolidates many per-arch implementations of
   mem_init() into code generic code, where that is practical.
 
 - The 13 patch series "mm/damon/sysfs: commit parameters online via
   damon_call()" from SeongJae Park continues the cleaning up of sysfs
   access to DAMON internal data.
 
 - The 3 patch series "mm: page_ext: Introduce new iteration API" from
   Luiz Capitulino reworks the page_ext initialization to fix a boot-time
   crash which was observed with an unusual combination of compile and
   cmdline options.
 
 - The 8 patch series "Buddy allocator like (or non-uniform) folio split"
   from Zi Yan reworks the code to split a folio into smaller folios.  The
   main benefit is lessened memory consumption: fewer post-split folios are
   generated.
 
 - The 2 patch series "Minimize xa_node allocation during xarry split"
   from Zi Yan reduces the number of xarray xa_nodes which are generated
   during an xarray split.
 
 - The 2 patch series "drivers/base/memory: Two cleanups" from Gavin Shan
   performs some maintenance work on the drivers/base/memory code.
 
 - The 3 patch series "Add tracepoints for lowmem reserves, watermarks
   and totalreserve_pages" from Martin Liu adds some more tracepoints to
   the page allocator code.
 
 - The 4 patch series "mm/madvise: cleanup requests validations and
   classifications" from SeongJae Park cleans up some warts which SeongJae
   observed during his earlier madvise work.
 
 - The 3 patch series "mm/hwpoison: Fix regressions in memory failure
   handling" from Shuai Xue addresses two quite serious regressions which
   Shuai has observed in the memory-failure implementation.
 
 - The 5 patch series "mm: reliable huge page allocator" from Johannes
   Weiner makes huge page allocations cheaper and more reliable by reducing
   fragmentation.
 
 - The 5 patch series "Minor memcg cleanups & prep for memdescs" from
   Matthew Wilcox is preparatory work for the future implementation of
   memdescs.
 
 - The 4 patch series "track memory used by balloon drivers" from Nico
   Pache introduces a way to track memory used by our various balloon
   drivers.
 
 - The 2 patch series "mm/damon: introduce DAMOS filter type for active
   pages" from Nhat Pham permits users to filter for active/inactive pages,
   separately for file and anon pages.
 
 - The 2 patch series "Adding Proactive Memory Reclaim Statistics" from
   Hao Jia separates the proactive reclaim statistics from the direct
   reclaim statistics.
 
 - The 2 patch series "mm/vmscan: don't try to reclaim hwpoison folio"
   from Jinjiang Tu fixes our handling of hwpoisoned pages within the
   reclaim code.
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Merge tag 'mm-stable-2025-03-30-16-52' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull MM updates from Andrew Morton:

 - The series "Enable strict percpu address space checks" from Uros
   Bizjak uses x86 named address space qualifiers to provide
   compile-time checking of percpu area accesses.

   This has caused a small amount of fallout - two or three issues were
   reported. In all cases the calling code was found to be incorrect.

 - The series "Some cleanup for memcg" from Chen Ridong implements some
   relatively monir cleanups for the memcontrol code.

 - The series "mm: fixes for device-exclusive entries (hmm)" from David
   Hildenbrand fixes a boatload of issues which David found then using
   device-exclusive PTE entries when THP is enabled. More work is
   needed, but this makes thins better - our own HMM selftests now
   succeed.

 - The series "mm: zswap: remove z3fold and zbud" from Yosry Ahmed
   remove the z3fold and zbud implementations. They have been deprecated
   for half a year and nobody has complained.

 - The series "mm: further simplify VMA merge operation" from Lorenzo
   Stoakes implements numerous simplifications in this area. No runtime
   effects are anticipated.

 - The series "mm/madvise: remove redundant mmap_lock operations from
   process_madvise()" from SeongJae Park rationalizes the locking in the
   madvise() implementation. Performance gains of 20-25% were observed
   in one MADV_DONTNEED microbenchmark.

 - The series "Tiny cleanup and improvements about SWAP code" from
   Baoquan He contains a number of touchups to issues which Baoquan
   noticed when working on the swap code.

 - The series "mm: kmemleak: Usability improvements" from Catalin
   Marinas implements a couple of improvements to the kmemleak
   user-visible output.

 - The series "mm/damon/paddr: fix large folios access and schemes
   handling" from Usama Arif provides a couple of fixes for DAMON's
   handling of large folios.

 - The series "mm/damon/core: fix wrong and/or useless damos_walk()
   behaviors" from SeongJae Park fixes a few issues with the accuracy of
   kdamond's walking of DAMON regions.

 - The series "expose mapping wrprotect, fix fb_defio use" from Lorenzo
   Stoakes changes the interaction between framebuffer deferred-io and
   core MM. No functional changes are anticipated - this is preparatory
   work for the future removal of page structure fields.

 - The series "mm/damon: add support for hugepage_size DAMOS filter"
   from Usama Arif adds a DAMOS filter which permits the filtering by
   huge page sizes.

 - The series "mm: permit guard regions for file-backed/shmem mappings"
   from Lorenzo Stoakes extends the guard region feature from its
   present "anon mappings only" state. The feature now covers shmem and
   file-backed mappings.

 - The series "mm: batched unmap lazyfree large folios during
   reclamation" from Barry Song cleans up and speeds up the unmapping
   for pte-mapped large folios.

 - The series "reimplement per-vma lock as a refcount" from Suren
   Baghdasaryan puts the vm_lock back into the vma. Our reasons for
   pulling it out were largely bogus and that change made the code more
   messy. This patchset provides small (0-10%) improvements on one
   microbenchmark.

 - The series "Docs/mm/damon: misc DAMOS filters documentation fixes and
   improves" from SeongJae Park does some maintenance work on the DAMON
   docs.

 - The series "hugetlb/CMA improvements for large systems" from Frank
   van der Linden addresses a pile of issues which have been observed
   when using CMA on large machines.

 - The series "mm/damon: introduce DAMOS filter type for unmapped pages"
   from SeongJae Park enables users of DMAON/DAMOS to filter my the
   page's mapped/unmapped status.

 - The series "zsmalloc/zram: there be preemption" from Sergey
   Senozhatsky teaches zram to run its compression and decompression
   operations preemptibly.

 - The series "selftests/mm: Some cleanups from trying to run them" from
   Brendan Jackman fixes a pile of unrelated issues which Brendan
   encountered while runnimg our selftests.

 - The series "fs/proc/task_mmu: add guard region bit to pagemap" from
   Lorenzo Stoakes permits userspace to use /proc/pid/pagemap to
   determine whether a particular page is a guard page.

 - The series "mm, swap: remove swap slot cache" from Kairui Song
   removes the swap slot cache from the allocation path - it simply
   wasn't being effective.

 - The series "mm: cleanups for device-exclusive entries (hmm)" from
   David Hildenbrand implements a number of unrelated cleanups in this
   code.

 - The series "mm: Rework generic PTDUMP configs" from Anshuman Khandual
   implements a number of preparatoty cleanups to the GENERIC_PTDUMP
   Kconfig logic.

 - The series "mm/damon: auto-tune aggregation interval" from SeongJae
   Park implements a feedback-driven automatic tuning feature for
   DAMON's aggregation interval tuning.

 - The series "Fix lazy mmu mode" from Ryan Roberts fixes some issues in
   powerpc, sparc and x86 lazy MMU implementations. Ryan did this in
   preparation for implementing lazy mmu mode for arm64 to optimize
   vmalloc.

 - The series "mm/page_alloc: Some clarifications for migratetype
   fallback" from Brendan Jackman reworks some commentary to make the
   code easier to follow.

 - The series "page_counter cleanup and size reduction" from Shakeel
   Butt cleans up the page_counter code and fixes a size increase which
   we accidentally added late last year.

 - The series "Add a command line option that enables control of how
   many threads should be used to allocate huge pages" from Thomas
   Prescher does that. It allows the careful operator to significantly
   reduce boot time by tuning the parallalization of huge page
   initialization.

 - The series "Fix calculations in trace_balance_dirty_pages() for cgwb"
   from Tang Yizhou fixes the tracing output from the dirty page
   balancing code.

 - The series "mm/damon: make allow filters after reject filters useful
   and intuitive" from SeongJae Park improves the handling of allow and
   reject filters. Behaviour is made more consistent and the documention
   is updated accordingly.

 - The series "Switch zswap to object read/write APIs" from Yosry Ahmed
   updates zswap to the new object read/write APIs and thus permits the
   removal of some legacy code from zpool and zsmalloc.

 - The series "Some trivial cleanups for shmem" from Baolin Wang does as
   it claims.

 - The series "fs/dax: Fix ZONE_DEVICE page reference counts" from
   Alistair Popple regularizes the weird ZONE_DEVICE page refcount
   handling in DAX, permittig the removal of a number of special-case
   checks.

 - The series "refactor mremap and fix bug" from Lorenzo Stoakes is a
   preparatoty refactoring and cleanup of the mremap() code.

 - The series "mm: MM owner tracking for large folios (!hugetlb) +
   CONFIG_NO_PAGE_MAPCOUNT" from David Hildenbrand reworks the manner in
   which we determine whether a large folio is known to be mapped
   exclusively into a single MM.

 - The series "mm/damon: add sysfs dirs for managing DAMOS filters based
   on handling layers" from SeongJae Park adds a couple of new sysfs
   directories to ease the management of DAMON/DAMOS filters.

 - The series "arch, mm: reduce code duplication in mem_init()" from
   Mike Rapoport consolidates many per-arch implementations of
   mem_init() into code generic code, where that is practical.

 - The series "mm/damon/sysfs: commit parameters online via
   damon_call()" from SeongJae Park continues the cleaning up of sysfs
   access to DAMON internal data.

 - The series "mm: page_ext: Introduce new iteration API" from Luiz
   Capitulino reworks the page_ext initialization to fix a boot-time
   crash which was observed with an unusual combination of compile and
   cmdline options.

 - The series "Buddy allocator like (or non-uniform) folio split" from
   Zi Yan reworks the code to split a folio into smaller folios. The
   main benefit is lessened memory consumption: fewer post-split folios
   are generated.

 - The series "Minimize xa_node allocation during xarry split" from Zi
   Yan reduces the number of xarray xa_nodes which are generated during
   an xarray split.

 - The series "drivers/base/memory: Two cleanups" from Gavin Shan
   performs some maintenance work on the drivers/base/memory code.

 - The series "Add tracepoints for lowmem reserves, watermarks and
   totalreserve_pages" from Martin Liu adds some more tracepoints to the
   page allocator code.

 - The series "mm/madvise: cleanup requests validations and
   classifications" from SeongJae Park cleans up some warts which
   SeongJae observed during his earlier madvise work.

 - The series "mm/hwpoison: Fix regressions in memory failure handling"
   from Shuai Xue addresses two quite serious regressions which Shuai
   has observed in the memory-failure implementation.

 - The series "mm: reliable huge page allocator" from Johannes Weiner
   makes huge page allocations cheaper and more reliable by reducing
   fragmentation.

 - The series "Minor memcg cleanups & prep for memdescs" from Matthew
   Wilcox is preparatory work for the future implementation of memdescs.

 - The series "track memory used by balloon drivers" from Nico Pache
   introduces a way to track memory used by our various balloon drivers.

 - The series "mm/damon: introduce DAMOS filter type for active pages"
   from Nhat Pham permits users to filter for active/inactive pages,
   separately for file and anon pages.

 - The series "Adding Proactive Memory Reclaim Statistics" from Hao Jia
   separates the proactive reclaim statistics from the direct reclaim
   statistics.

 - The series "mm/vmscan: don't try to reclaim hwpoison folio" from
   Jinjiang Tu fixes our handling of hwpoisoned pages within the reclaim
   code.

* tag 'mm-stable-2025-03-30-16-52' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (431 commits)
  mm/page_alloc: remove unnecessary __maybe_unused in order_to_pindex()
  x86/mm: restore early initialization of high_memory for 32-bits
  mm/vmscan: don't try to reclaim hwpoison folio
  mm/hwpoison: introduce folio_contain_hwpoisoned_page() helper
  cgroup: docs: add pswpin and pswpout items in cgroup v2 doc
  mm: vmscan: split proactive reclaim statistics from direct reclaim statistics
  selftests/mm: speed up split_huge_page_test
  selftests/mm: uffd-unit-tests support for hugepages > 2M
  docs/mm/damon/design: document active DAMOS filter type
  mm/damon: implement a new DAMOS filter type for active pages
  fs/dax: don't disassociate zero page entries
  MM documentation: add "Unaccepted" meminfo entry
  selftests/mm: add commentary about 9pfs bugs
  fork: use __vmalloc_node() for stack allocation
  docs/mm: Physical Memory: Populate the "Zones" section
  xen: balloon: update the NR_BALLOON_PAGES state
  hv_balloon: update the NR_BALLOON_PAGES state
  balloon_compaction: update the NR_BALLOON_PAGES state
  meminfo: add a per node counter for balloon drivers
  mm: remove references to folio in __memcg_kmem_uncharge_page()
  ...
2025-04-01 09:29:18 -07:00
Linus Torvalds
01d5b167dc Modules changes for 6.15-rc1
- Use RCU instead of RCU-sched
 
   The mix of rcu_read_lock(), rcu_read_lock_sched() and preempt_disable()
   in the module code and its users has been replaced with just
   rcu_read_lock().
 
 - The rest of changes are smaller fixes and updates.
 
 The changes have been on linux-next for at least 2 weeks, with the RCU
 cleanup present for 2 months. One performance problem was reported with the
 RCU change when KASAN + lockdep were enabled, but it was effectively
 addressed by the already merged ee57ab5a32 ("locking/lockdep: Disable
 KASAN instrumentation of lockdep.c").
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Merge tag 'modules-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/modules/linux

Pull modules updates from Petr Pavlu:

 - Use RCU instead of RCU-sched

   The mix of rcu_read_lock(), rcu_read_lock_sched() and
   preempt_disable() in the module code and its users has
   been replaced with just rcu_read_lock()

 - The rest of changes are smaller fixes and updates

* tag 'modules-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/modules/linux: (32 commits)
  MAINTAINERS: Update the MODULE SUPPORT section
  module: Remove unnecessary size argument when calling strscpy()
  module: Replace deprecated strncpy() with strscpy()
  params: Annotate struct module_param_attrs with __counted_by()
  bug: Use RCU instead RCU-sched to protect module_bug_list.
  static_call: Use RCU in all users of __module_text_address().
  kprobes: Use RCU in all users of __module_text_address().
  bpf: Use RCU in all users of __module_text_address().
  jump_label: Use RCU in all users of __module_text_address().
  jump_label: Use RCU in all users of __module_address().
  x86: Use RCU in all users of __module_address().
  cfi: Use RCU while invoking __module_address().
  powerpc/ftrace: Use RCU in all users of __module_text_address().
  LoongArch: ftrace: Use RCU in all users of __module_text_address().
  LoongArch/orc: Use RCU in all users of __module_address().
  arm64: module: Use RCU in all users of __module_text_address().
  ARM: module: Use RCU in all users of __module_text_address().
  module: Use RCU in all users of __module_text_address().
  module: Use RCU in all users of __module_address().
  module: Use RCU in search_module_extables().
  ...
2025-03-30 15:44:36 -07:00
Linus Torvalds
e5e0e6bebe This update includes the following changes:
API:
 
 - Remove legacy compression interface.
 - Improve scatterwalk API.
 - Add request chaining to ahash and acomp.
 - Add virtual address support to ahash and acomp.
 - Add folio support to acomp.
 - Remove NULL dst support from acomp.
 
 Algorithms:
 
 - Library options are fuly hidden (selected by kernel users only).
 - Add Kerberos5 algorithms.
 - Add VAES-based ctr(aes) on x86.
 - Ensure LZO respects output buffer length on compression.
 - Remove obsolete SIMD fallback code path from arm/ghash-ce.
 
 Drivers:
 
 - Add support for PCI device 0x1134 in ccp.
 - Add support for rk3588's standalone TRNG in rockchip.
 - Add Inside Secure SafeXcel EIP-93 crypto engine support in eip93.
 - Fix bugs in tegra uncovered by multi-threaded self-test.
 - Fix corner cases in hisilicon/sec2.
 
 Others:
 
 - Add SG_MITER_LOCAL to sg miter.
 - Convert ubifs, hibernate and xfrm_ipcomp from legacy API to acomp.
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Merge tag 'v6.15-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:
   - Remove legacy compression interface
   - Improve scatterwalk API
   - Add request chaining to ahash and acomp
   - Add virtual address support to ahash and acomp
   - Add folio support to acomp
   - Remove NULL dst support from acomp

  Algorithms:
   - Library options are fuly hidden (selected by kernel users only)
   - Add Kerberos5 algorithms
   - Add VAES-based ctr(aes) on x86
   - Ensure LZO respects output buffer length on compression
   - Remove obsolete SIMD fallback code path from arm/ghash-ce

  Drivers:
   - Add support for PCI device 0x1134 in ccp
   - Add support for rk3588's standalone TRNG in rockchip
   - Add Inside Secure SafeXcel EIP-93 crypto engine support in eip93
   - Fix bugs in tegra uncovered by multi-threaded self-test
   - Fix corner cases in hisilicon/sec2

  Others:
   - Add SG_MITER_LOCAL to sg miter
   - Convert ubifs, hibernate and xfrm_ipcomp from legacy API to acomp"

* tag 'v6.15-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (187 commits)
  crypto: testmgr - Add multibuffer acomp testing
  crypto: acomp - Fix synchronous acomp chaining fallback
  crypto: testmgr - Add multibuffer hash testing
  crypto: hash - Fix synchronous ahash chaining fallback
  crypto: arm/ghash-ce - Remove SIMD fallback code path
  crypto: essiv - Replace memcpy() + NUL-termination with strscpy()
  crypto: api - Call crypto_alg_put in crypto_unregister_alg
  crypto: scompress - Fix incorrect stream freeing
  crypto: lib/chacha - remove unused arch-specific init support
  crypto: remove obsolete 'comp' compression API
  crypto: compress_null - drop obsolete 'comp' implementation
  crypto: cavium/zip - drop obsolete 'comp' implementation
  crypto: zstd - drop obsolete 'comp' implementation
  crypto: lzo - drop obsolete 'comp' implementation
  crypto: lzo-rle - drop obsolete 'comp' implementation
  crypto: lz4hc - drop obsolete 'comp' implementation
  crypto: lz4 - drop obsolete 'comp' implementation
  crypto: deflate - drop obsolete 'comp' implementation
  crypto: 842 - drop obsolete 'comp' implementation
  crypto: nx - Migrate to scomp API
  ...
2025-03-29 10:01:55 -07:00
Linus Torvalds
0c86b42439 drm for 6.15-rc1
uapi:
 - add mediatek tiled fourcc
 - add support for notifying userspace on device wedged
 
 new driver:
 - appletbdrm: support for Apple Touchbar displays on m1/m2
 - nova-core: skeleton rust driver to develop nova inside off
 
 firmware:
 - add some rust firmware pieces
 
 rust:
 - add 'LocalModule' type alias
 
 component:
 - add helper to query bound status
 
 fbdev:
 - fbtft: remove access to page->index
 
 media:
 - cec: tda998x: import driver from drm
 
 dma-buf:
 - add fast path for single fence merging
 
 tests:
 - fix lockdep warnings
 
 atomic:
 - allow full modeset on connector changes
 - clarify semantics of allow_modeset and drm_atomic_helper_check
 - async-flip: support on arbitary planes
 - writeback: fix UAF
 - Document atomic-state history
 
 format-helper:
 - support ARGB8888 to ARGB4444 conversions
 
 buddy:
 - fix multi-root cleanup
 
 ci:
 - update IGT
 
 dp:
 - support extended wake timeout
 - mst: fix RAD to string conversion
 - increase DPCD eDP control CAP size to 5 bytes
 - add DPCD eDP v1.5 definition
 - add helpers for LTTPR transparent mode
 
 panic:
 - encode QR code according to Fido 2.2
 
 scheduler:
 - add parameter struct for init
 - improve job peek/pop operations
 - optimise drm_sched_job struct layout
 
 ttm:
 - refactor pool allocation
 - add helpers for TTM shrinker
 
 panel-orientation:
 - add a bunch of new quirks
 
 panel:
 - convert panels to multi-style functions
 - edp: Add support for B140UAN04.4, BOE NV140FHM-NZ, CSW MNB601LS1-3,
   LG LP079QX1-SP0V, MNE007QS3-7, STA 116QHD024002, Starry 116KHD024006,
   Lenovo T14s Gen6 Snapdragon
 - himax-hx83102: Add support for CSOT PNA957QT1-1, Kingdisplay
   kd110n11-51ie, Starry 2082109qfh040022-50e
 - visionox-r66451: use multi-style MIPI-DSI functions
 - raydium-rm67200: Add driver for Raydium RM67200
 - simple: Add support for BOE AV123Z7M-N17, BOE AV123Z7M-N17
 - sony-td4353-jdi: Use MIPI-DSI multi-func interface
 - summit: Add driver for Apple Summit display panel
 - visionox-rm692e5: Add driver for Visionox RM692E5
 
 bridge:
 - pass full atomic state to various callbacks
 - adv7511: Report correct capabilities
 - it6505: Fix HDCP V compare
 - snd65dsi86: fix device IDs
 - nwl-dsi: set bridge type
 - ti-sn65si83: add error recovery and set bridge type
 - synopsys: add HDMI audio support
 
 xe:
 - support device-wedged event
 - add mmap support for PCI memory barrier
 - perf pmu integration and expose per-engien activity
 - add EU stall sampling support
 - GPU SVM and Xe SVM implementation
 - use TTM shrinker
 - add survivability mode to allow the driver to do
   firmware updates in critical failure states
 - PXP HWDRM support for MTL and LNL
 - expose package/vram temps over hwmon
 - enable DP tunneling
 - drop mmio_ext abstraction
 - Reject BO evcition if BO is bound to current VM
 - Xe suballocator improvements
 - re-use display vmas when possible
 - add GuC Buffer Cache abstraction
 - PCI ID update for Panther Lake and Battlemage
 - Enable SRIOV for Panther Lake
 - Refactor VRAM manager location
 
 i915:
 - enable extends wake timeout
 - support device-wedged event
 - Enable DP 128b/132b SST DSC
 - FBC dirty rectangle support for display version 30+
 - convert i915/xe to drm client setup
 - Compute HDMI PLLS for rates not in fixed tables
 - Allow DSB usage when PSR is enabled on LNL+
 - Enable panel replay without full modeset
 - Enable async flips with compressed buffers on ICL+
 - support luminance based brightness via DPCD for eDP
 - enable VRR enable/disable without full modeset
 - allow GuC SLPC default strategies on MTL+ for performance
 - lots of display refactoring in move to struct intel_display
 
 amdgpu:
 - add device wedged event
 - support async page flips on overlay planes
 - enable broadcast RGB drm property
 - add info ioctl for virt mode
 - OEM i2c support for RGB lights
 - GC 11.5.2 + 11.5.3 support
 - SDMA 6.1.3 support
 - NBIO 7.9.1 + 7.11.2 support
 - MMHUB 1.8.1 + 3.3.2 support
 - DCN 3.6.0 support
 - Add dynamic workload profile switching for GC 10-12
 - support larger VBIOS sizes
 - Mark gttsize parameters as deprecated
 - Initial JPEG queue resset support
 
 amdkfd:
 - add KFD per process flags for setting precision
 - sync pasid values between KGD and KFD
 - improve GTT/VRAM handling for APUs
 - fix user queue validation on GC7/8
 - SDMA queue reset support
 
 raedeon:
 - rs400 hyperz fix
 
 i2c:
 - td998x: drop platform_data, split driver into media and bridge
 
 ast:
 - transmitter chip detection refactoring
 - vbios display mode refactoring
 - astdp: fix connection status and filter unsupported modes
 - cursor handling refactoring
 
 imagination:
 - check job dependencies with sched helper
 
 ivpu:
 - improve command queue handling
 - use workqueue for IRQ handling
 - add support HW fault injection
 - locking fixes
 
 mgag200:
 - add support for G200eH5
 
 msm:
 - dpu: add concurrent writeback support for DPU 10.x+
 - use LTTPR helpers
 - GPU:
   - Fix obscure GMU suspend failure
   - Expose syncobj timeline support
   - Extend GPU devcoredump with pagetable info
   - a623 support
   - Fix a6xx gen1/gen2 indexed-register blocks in gpu snapshot / devcoredump
 - Display:
   - Add cpu-cfg interconnect paths on SM8560 and SM8650
   - Introduce KMS OMMU fault handler, causing devcoredump snapshot
   - Fixed error pointer dereference in msm_kms_init_aspace()
 - DPU:
   - Fix mode_changing handling
   - Add writeback support on SM6150 (QCS615)
   - Fix DSC programming in 1:1:1 topology
   - Reworked hardware resource allocation, moving it to the CRTC code
   - Enabled support for Concurrent WriteBack (CWB) on SM8650
   - Enabled CDM blocks on all relevant platforms
   - Reworked debugfs interface for BW/clocks debugging
   - Clear perf params before calculating bw
   - Support YUV formats on writeback
   - Fixed double inclusion
   - Fixed writeback in YUV formats when using cloned output, Dropped
     wb2_formats_rgb
   - Corrected dpu_crtc_check_mode_changed and struct dpu_encoder_virt
     kerneldocs
   - Fixed uninitialized variable in dpu_crtc_kickoff_clone_mode()
 - DSI:
   - DSC-related fixes
   - Rework clock programming
 - DSI PHY:
   - Fix 7nm (and lower) PHY programming
   - Add proper DT schema definitions for DSI PHY clocks
 - HDMI:
   - Rework the driver, enabling the use of the HDMI Connector framework
 - Bindings:
   - Added eDP PHY on SA8775P
 
 nouveau:
 - move drm_slave_encoder interface into driver
 - nvkm: refactor GSP RPC
 - use LTTPR helpers
 
 mediatek:
 - HDMI fixup and refinement
 - add MT8188 dsc compatible
 - MT8365 SoC support
 
 panthor:
 - Expose sizes of intenral BOs via fdinfo
 - Fix race between reset and suspend
 - Improve locking
 
 qaic:
 - Add support for AIC200
 
 renesas:
 - Fix limits in DT bindings
 
 rockchip:
 - support rk3562-mali
 - rk3576: Add HDMI support
 - vop2: Add new display modes on RK3588 HDMI0 up to 4K
 - Don't change HDMI reference clock rate
 - Fix DT bindings
 - analogix_dp: add eDP support
 - fix shutodnw
 
 solomon:
 - Set SPI device table to silence warnings
 - Fix pixel and scanline encoding
 
 v3d:
 - handle clock
 
 vc4:
 - Use drm_exec
 - Use dma-resv for wait-BO ioctl
 - Remove seqno infrastructure
 
 virtgpu:
 - Support partial mappings of GEM objects
 - Reserve VGA resources during initialization
 - Fix UAF in virtgpu_dma_buf_free_obj()
 - Add panic support
 
 vkms:
 - Switch to a managed modesetting pipeline
 - Add support for ARGB8888
 - fix UAf
 
 xlnx:
 - Set correct DMA segment size
 - use mutex guards
 - Fix error handling
 - Fix docs
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Merge tag 'drm-next-2025-03-28' of https://gitlab.freedesktop.org/drm/kernel

Pull drm updates from Dave Airlie:
 "Outside of drm there are some rust patches from Danilo who maintains
  that area in here, and some pieces for drm header check tests.

  The major things in here are a new driver supporting the touchbar
  displays on M1/M2, the nova-core stub driver which is just the vehicle
  for adding rust abstractions and start developing a real driver inside
  of.

  xe adds support for SVM with a non-driver specific SVM core
  abstraction that will hopefully be useful for other drivers, along
  with support for shrinking for TTM devices. I'm sure xe and AMD
  support new devices, but the pipeline depth on these things is hard to
  know what they end up being in the marketplace!

  uapi:
   - add mediatek tiled fourcc
   - add support for notifying userspace on device wedged

  new driver:
   - appletbdrm: support for Apple Touchbar displays on m1/m2
   - nova-core: skeleton rust driver to develop nova inside off

  firmware:
   - add some rust firmware pieces

  rust:
   - add 'LocalModule' type alias

  component:
   - add helper to query bound status

  fbdev:
   - fbtft: remove access to page->index

  media:
   - cec: tda998x: import driver from drm

  dma-buf:
   - add fast path for single fence merging

  tests:
   - fix lockdep warnings

  atomic:
   - allow full modeset on connector changes
   - clarify semantics of allow_modeset and drm_atomic_helper_check
   - async-flip: support on arbitary planes
   - writeback: fix UAF
   - Document atomic-state history

  format-helper:
   - support ARGB8888 to ARGB4444 conversions

  buddy:
   - fix multi-root cleanup

  ci:
   - update IGT

  dp:
   - support extended wake timeout
   - mst: fix RAD to string conversion
   - increase DPCD eDP control CAP size to 5 bytes
   - add DPCD eDP v1.5 definition
   - add helpers for LTTPR transparent mode

  panic:
   - encode QR code according to Fido 2.2

  scheduler:
   - add parameter struct for init
   - improve job peek/pop operations
   - optimise drm_sched_job struct layout

  ttm:
   - refactor pool allocation
   - add helpers for TTM shrinker

  panel-orientation:
   - add a bunch of new quirks

  panel:
   - convert panels to multi-style functions
   - edp: Add support for B140UAN04.4, BOE NV140FHM-NZ, CSW MNB601LS1-3,
     LG LP079QX1-SP0V, MNE007QS3-7, STA 116QHD024002, Starry
     116KHD024006, Lenovo T14s Gen6 Snapdragon
   - himax-hx83102: Add support for CSOT PNA957QT1-1, Kingdisplay
     kd110n11-51ie, Starry 2082109qfh040022-50e
   - visionox-r66451: use multi-style MIPI-DSI functions
   - raydium-rm67200: Add driver for Raydium RM67200
   - simple: Add support for BOE AV123Z7M-N17, BOE AV123Z7M-N17
   - sony-td4353-jdi: Use MIPI-DSI multi-func interface
   - summit: Add driver for Apple Summit display panel
   - visionox-rm692e5: Add driver for Visionox RM692E5

  bridge:
   - pass full atomic state to various callbacks
   - adv7511: Report correct capabilities
   - it6505: Fix HDCP V compare
   - snd65dsi86: fix device IDs
   - nwl-dsi: set bridge type
   - ti-sn65si83: add error recovery and set bridge type
   - synopsys: add HDMI audio support

  xe:
   - support device-wedged event
   - add mmap support for PCI memory barrier
   - perf pmu integration and expose per-engien activity
   - add EU stall sampling support
   - GPU SVM and Xe SVM implementation
   - use TTM shrinker
   - add survivability mode to allow the driver to do firmware updates
     in critical failure states
   - PXP HWDRM support for MTL and LNL
   - expose package/vram temps over hwmon
   - enable DP tunneling
   - drop mmio_ext abstraction
   - Reject BO evcition if BO is bound to current VM
   - Xe suballocator improvements
   - re-use display vmas when possible
   - add GuC Buffer Cache abstraction
   - PCI ID update for Panther Lake and Battlemage
   - Enable SRIOV for Panther Lake
   - Refactor VRAM manager location

  i915:
   - enable extends wake timeout
   - support device-wedged event
   - Enable DP 128b/132b SST DSC
   - FBC dirty rectangle support for display version 30+
   - convert i915/xe to drm client setup
   - Compute HDMI PLLS for rates not in fixed tables
   - Allow DSB usage when PSR is enabled on LNL+
   - Enable panel replay without full modeset
   - Enable async flips with compressed buffers on ICL+
   - support luminance based brightness via DPCD for eDP
   - enable VRR enable/disable without full modeset
   - allow GuC SLPC default strategies on MTL+ for performance
   - lots of display refactoring in move to struct intel_display

  amdgpu:
   - add device wedged event
   - support async page flips on overlay planes
   - enable broadcast RGB drm property
   - add info ioctl for virt mode
   - OEM i2c support for RGB lights
   - GC 11.5.2 + 11.5.3 support
   - SDMA 6.1.3 support
   - NBIO 7.9.1 + 7.11.2 support
   - MMHUB 1.8.1 + 3.3.2 support
   - DCN 3.6.0 support
   - Add dynamic workload profile switching for GC 10-12
   - support larger VBIOS sizes
   - Mark gttsize parameters as deprecated
   - Initial JPEG queue resset support

  amdkfd:
   - add KFD per process flags for setting precision
   - sync pasid values between KGD and KFD
   - improve GTT/VRAM handling for APUs
   - fix user queue validation on GC7/8
   - SDMA queue reset support

  raedeon:
   - rs400 hyperz fix

  i2c:
   - td998x: drop platform_data, split driver into media and bridge

  ast:
   - transmitter chip detection refactoring
   - vbios display mode refactoring
   - astdp: fix connection status and filter unsupported modes
   - cursor handling refactoring

  imagination:
   - check job dependencies with sched helper

  ivpu:
   - improve command queue handling
   - use workqueue for IRQ handling
   - add support HW fault injection
   - locking fixes

  mgag200:
   - add support for G200eH5

  msm:
   - dpu: add concurrent writeback support for DPU 10.x+
   - use LTTPR helpers
   - GPU:
     - Fix obscure GMU suspend failure
     - Expose syncobj timeline support
     - Extend GPU devcoredump with pagetable info
     - a623 support
     - Fix a6xx gen1/gen2 indexed-register blocks in gpu snapshot /
       devcoredump
   - Display:
     - Add cpu-cfg interconnect paths on SM8560 and SM8650
     - Introduce KMS OMMU fault handler, causing devcoredump snapshot
     - Fixed error pointer dereference in msm_kms_init_aspace()
   - DPU:
     - Fix mode_changing handling
     - Add writeback support on SM6150 (QCS615)
     - Fix DSC programming in 1:1:1 topology
     - Reworked hardware resource allocation, moving it to the CRTC code
     - Enabled support for Concurrent WriteBack (CWB) on SM8650
     - Enabled CDM blocks on all relevant platforms
     - Reworked debugfs interface for BW/clocks debugging
     - Clear perf params before calculating bw
     - Support YUV formats on writeback
     - Fixed double inclusion
     - Fixed writeback in YUV formats when using cloned output, Dropped
       wb2_formats_rgb
     - Corrected dpu_crtc_check_mode_changed and struct dpu_encoder_virt
       kerneldocs
     - Fixed uninitialized variable in dpu_crtc_kickoff_clone_mode()
   - DSI:
     - DSC-related fixes
     - Rework clock programming
   - DSI PHY:
     - Fix 7nm (and lower) PHY programming
     - Add proper DT schema definitions for DSI PHY clocks
   - HDMI:
     - Rework the driver, enabling the use of the HDMI Connector
       framework
   - Bindings:
     - Added eDP PHY on SA8775P

  nouveau:
   - move drm_slave_encoder interface into driver
   - nvkm: refactor GSP RPC
   - use LTTPR helpers

  mediatek:
   - HDMI fixup and refinement
   - add MT8188 dsc compatible
   - MT8365 SoC support

  panthor:
   - Expose sizes of intenral BOs via fdinfo
   - Fix race between reset and suspend
   - Improve locking

  qaic:
   - Add support for AIC200

  renesas:
   - Fix limits in DT bindings

  rockchip:
   - support rk3562-mali
   - rk3576: Add HDMI support
   - vop2: Add new display modes on RK3588 HDMI0 up to 4K
   - Don't change HDMI reference clock rate
   - Fix DT bindings
   - analogix_dp: add eDP support
   - fix shutodnw

  solomon:
   - Set SPI device table to silence warnings
   - Fix pixel and scanline encoding

  v3d:
   - handle clock

  vc4:
   - Use drm_exec
   - Use dma-resv for wait-BO ioctl
   - Remove seqno infrastructure

  virtgpu:
   - Support partial mappings of GEM objects
   - Reserve VGA resources during initialization
   - Fix UAF in virtgpu_dma_buf_free_obj()
   - Add panic support

  vkms:
   - Switch to a managed modesetting pipeline
   - Add support for ARGB8888
   - fix UAf

  xlnx:
   - Set correct DMA segment size
   - use mutex guards
   - Fix error handling
   - Fix docs"

* tag 'drm-next-2025-03-28' of https://gitlab.freedesktop.org/drm/kernel: (1762 commits)
  drm/amd/pm: Update feature list for smu_v13_0_6
  drm/amdgpu: Add parameter documentation for amdgpu_sync_fence
  drm/amdgpu/discovery: optionally use fw based ip discovery
  drm/amdgpu/discovery: use specific ip_discovery.bin for legacy asics
  drm/amdgpu/discovery: check ip_discovery fw file available
  drm/amd/pm: Remove unnecessay UQ10 to UINT conversion
  drm/amd/pm: Remove unnecessay UQ10 to UINT conversion
  drm/amdgpu/sdma_v4_4_2: update VM flush implementation for SDMA
  drm/amdgpu: Optimize VM invalidation engine allocation and synchronize GPU TLB flush
  drm/amd/amdgpu: Increase max rings to enable SDMA page ring
  drm/amdgpu: Decode deferred error type in gfx aca bank parser
  drm/amdgpu/gfx11: Add Cleaner Shader Support for GFX11.5 GPUs
  drm/amdgpu/mes: clean up SDMA HQD loop
  drm/amdgpu/mes: enable compute pipes across all MEC
  drm/amdgpu/mes: drop MES 10.x leftovers
  drm/amdgpu/mes: optimize compute loop handling
  drm/amdgpu/sdma: guilty tracking is per instance
  drm/amdgpu/sdma: fix engine reset handling
  drm/amdgpu: remove invalid usage of sched.ready
  drm/amdgpu: add cleaner shader trace point
  ...
2025-03-28 17:44:52 -07:00
Linus Torvalds
f8a4eba343 CRC fixes for 6.15
Fix out-of-scope array bugs in arm and arm64's crc_t10dif_arch().
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Merge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull CRC fixes from Eric Biggers:
 "Fix out-of-scope array bugs in arm and arm64's crc_t10dif_arch()"

* tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
  arm64/crc-t10dif: fix use of out-of-scope array in crc_t10dif_arch()
  arm/crc-t10dif: fix use of out-of-scope array in crc_t10dif_arch()
2025-03-28 12:41:36 -07:00
Linus Torvalds
3536cb1e57 soc: arm platform changes for 6.15
The at91 platform gains support for SAMA7D65, a new variant of the
 Cortex-A7 based SAMA7G5 with a graphics output.
 
 The i.MX, Renesas and davinci platforms each get one minor bugfix.
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Merge tag 'soc-arm-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC arm platform updates from Arnd Bergmann:
 "The at91 platform gains support for SAMA7D65, a new variant of the
  Cortex-A7 based SAMA7G5 with a graphics output.

  The i.MX, Renesas and davinci platforms each get one minor bugfix"

* tag 'soc-arm-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  ARM: davinci: always enable CONFIG_ARCH_DAVINCI_DA850
  ARM: imx: mark imx53_suspend_sz as unused
  ARM: at91: pm: Enable ULP0/ULP1 for SAMA7D65
  ARM: at91: pm: Add Backup mode for SAMA7D65
  ARM: at91: pm: add DT compatible support for sama7d65
  ARM: at91: pm: fix at91_suspend_finish for ZQ calibration
  dt-bindings: ARM: at91: add Calao USB boards
  dt-bindings: ARM: at91: make separate entry for Olimex board
  ARM: at91: Add Support in SoC driver for SAMA7D65
  dt-bindings: atmel-sysreg: Add SAMA7D65 Chip ID
  ARM: shmobile: rcar-gen2: Remove CMA reservation code
2025-03-27 09:37:18 -07:00
Linus Torvalds
3bb3396d77 soc: defconfig updates for 6.15
A small set of updates for the arm64 defconfig to enable more
 drivers, plus a bit for housekeeping on some of the arm32
 defconfigs on particular SoC families.
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Merge tag 'soc-defconfig-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC defconfig updates from Arnd Bergmann:
 "A small set of updates for the arm64 defconfig to enable more drivers,
  plus a bit for housekeeping on some of the arm32 defconfigs on
  particular SoC families"

* tag 'soc-defconfig-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  arm: defconfig: drop RT_GROUP_SCHED=y from bcm2835/tegra/omap2plus
  arm64: defconfig: Enable USB retimer and redriver
  arm64: defconfig: Build NSS Clock Controller driver for IPQ9574
  arm64: defconfig: Enable SPI NAND flashes
  arm64: defconfig: Enable Synopsys HDMI receiver
  arm64: defconfig: Enable Rockchip UFS host driver
  arm64: defconfig: enable Qualcomm IRIS & VIDEOCC_8550 as module
  arm64: defconfig: Enable HSR protocol driver
  arm64: defconfig: Enable gb_beagleplay
  arm64: defconfig: enable DRM_DISPLAY_CONNECTOR as a module
  arm64: defconfig: Enable Qualcomm QCM2290 GPU clock controller
  ARM: shmobile: defconfig: Supplement DTB with ATAG information
2025-03-27 09:14:30 -07:00
Linus Torvalds
a9fc230497 soc: driver updates for 6.15, part 1
These are the updates for SoC specific drivers and related subsystems:
 
  - Firmware driver updates for SCMI, FF-A and SMCCC firmware interfaces,
    adding support for additional firmware features including SoC
    identification and FF-A SRI callbacks as well as various bugfixes
 
  - Memory controller updates for Nvidia and Mediatek
 
  - Reset controller support for microchip sam9x7 and imx8qxp/imx8qm
 
  - New hardware support for multiple Mediatek, Renesas and Samsung Exynos chips
 
  - Minor updates on Zynq, Qualcomm, Amlogic, TI, Samsung, Nvidia and Apple chips
 
 There will be a follow up with a few more driver updates that are still
 causing build regressions at the moment.
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Merge tag 'soc-drivers-6.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC driver updates from Arnd Bergmann:
 "These are the updates for SoC specific drivers and related subsystems:

   - Firmware driver updates for SCMI, FF-A and SMCCC firmware
     interfaces, adding support for additional firmware features
     including SoC identification and FF-A SRI callbacks as well as
     various bugfixes

   - Memory controller updates for Nvidia and Mediatek

   - Reset controller support for microchip sam9x7 and imx8qxp/imx8qm

   - New hardware support for multiple Mediatek, Renesas and Samsung
     Exynos chips

   - Minor updates on Zynq, Qualcomm, Amlogic, TI, Samsung, Nvidia and
     Apple chips

  There will be a follow up with a few more driver updates that are
  still causing build regressions at the moment"

* tag 'soc-drivers-6.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (97 commits)
  irqchip: Add support for Amlogic A4 and A5 SoCs
  dt-bindings: interrupt-controller: Add support for Amlogic A4 and A5 SoCs
  reset: imx: fix incorrect module device table
  dt-bindings: power: qcom,kpss-acc-v2: add qcom,msm8916-acc compatible
  bus: qcom-ssc-block-bus: Fix the error handling path of qcom_ssc_block_bus_probe()
  bus: qcom-ssc-block-bus: Remove some duplicated iounmap() calls
  soc: qcom: pd-mapper: Add support for SDM630/636
  reset: imx: Add SCU reset driver for i.MX8QXP and i.MX8QM
  dt-bindings: firmware: imx: add property reset-controller
  dt-bindings: reset: atmel,at91sam9260-reset: add sam9x7
  memory: mtk-smi: Add ostd setting for mt8192
  dt-bindings: soc: samsung: exynos-usi: Drop unnecessary status from example
  firmware: tegra: bpmp: Fix typo in bpmp-abi.h
  soc/tegra: pmc: Use str_enable_disable-like helpers
  soc: samsung: include linux/array_size.h where needed
  firmware: arm_scmi: use ioread64() instead of ioread64_hi_lo()
  soc: mediatek: mtk-socinfo: Add extra entry for MT8395AV/ZA Genio 1200
  soc: mediatek: mt8188-mmsys: Add support for DSC on VDO0
  soc: mediatek: mmsys: Migrate all tables to MMSYS_ROUTE() macro
  soc: mediatek: mt8365-mmsys: Fix routing table masks and values
  ...
2025-03-27 09:05:55 -07:00
Linus Torvalds
2f24482304 soc: devicetree updates for 6.15
There is new support for additional on-chip devices on Apple, Mediatek,
 Renesas, Rockchip, Samsung, Google, TI, ST, Nvidia and Amlogic devices.
 
 The Arm Morello reference platform gets a devicetree for booting in
 normal aarch64 mode. The hardware supports experimental CHERI support,
 which requires a modified kernel.
 
 The AMD (formerly Xilinx) Versal NET SoC gets added, this is a combined
 FPGA with Cortex-A78 CPUs in a SoC.
 
 Six new ST STM32MP2 SoC variants are added. Like the earlier STM32MP25,
 the MP211, MP213, MP215, MP231, MP233 and MP235 models are based on one
 or two Cortex-A35 cores but each feature a different set of I/O devices.
 
 Mediatek MT8370 is a minor variation of MT8390 with fewer CPU and
 GPU cores
 
 Apple T2 is the baseboard management controller on earlier Intel CPU
 based Macs, with 16 models now gaining initial support.
 
 All the above come with dts files for the reference boards. In
 addition, these boards are added for the SoCs that are already supported.
 
  - The Milk-V Jupiter board based on SpacemiT K1/M1
 
  - NetCube Systems Kumquat board based on the 32-bit Allwinner V3s SoC
 
  - Three boards based on 32-bit stm32mp1
 
  - 11 distinct board variants from Toradex and one from Variscite,
    all based on i.MX6
 
  - Google Pixel Pro 6 phone based on gs101 (Tensor)
 
  - Three additional variants of the i.MX8MP based "Skov" board
 
  - A second variant of the i.MX95 EVK board
 
  - Two boards based on Renesas SoCs
 
  - Four boards based the Rockchip RK35xx series, plus the RK3588
    "MNT Reform 2" laptop
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Merge tag 'soc-dt-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC devicetree updates from Arnd Bergmann:
 "There is new support for additional on-chip devices on Apple,
  Mediatek, Renesas, Rockchip, Samsung, Google, TI, ST, Nvidia and
  Amlogic devices.

  The Arm Morello reference platform gets a devicetree for booting in
  normal aarch64 mode. The hardware supports experimental CHERI support,
  which requires a modified kernel.

  The AMD (formerly Xilinx) Versal NET SoC gets added, this is a
  combined FPGA with Cortex-A78 CPUs in a SoC.

  Six new ST STM32MP2 SoC variants are added. Like the earlier
  STM32MP25, the MP211, MP213, MP215, MP231, MP233 and MP235 models are
  based on one or two Cortex-A35 cores but each feature a different set
  of I/O devices.

  Mediatek MT8370 is a minor variation of MT8390 with fewer CPU and GPU
  cores

  Apple T2 is the baseboard management controller on earlier Intel CPU
  based Macs, with 16 models now gaining initial support.

  All the above come with dts files for the reference boards. In
  addition, these boards are added for the SoCs that are already
  supported:

   - The Milk-V Jupiter board based on SpacemiT K1/M1

   - NetCube Systems Kumquat board based on the 32-bit Allwinner V3s SoC

   - Three boards based on 32-bit stm32mp1

   - 11 distinct board variants from Toradex and one from Variscite, all
     based on i.MX6

   - Google Pixel Pro 6 phone based on gs101 (Tensor)

   - Three additional variants of the i.MX8MP based "Skov" board

   - A second variant of the i.MX95 EVK board

   - Two boards based on Renesas SoCs

   - Four boards based the Rockchip RK35xx series, plus the RK3588 'MNT
     Reform 2' laptop"

* tag 'soc-dt-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (538 commits)
  arm64: dts: Add gpio_intc node for Amlogic A5 SoCs
  arm64: dts: Add gpio_intc node for Amlogic A4 SoCs
  arm64: dts: hi3660: Add property for fixing CPUIdle
  arm64: dts: rockchip: remove ethm0_clk0_25m_out from Sige5 gmac0
  arm64: dts: marvell: Use preferred node names for "simple-bus"
  arm64: dts: marvell: Drop unused CP11X_TYPE define
  arm64: dts: marvell: Move arch timer and pmu nodes to top-level
  arm64: dts: rockchip: Fix PWM pinctrl names
  arm64: dts: rockchip: fix RK3576 SCMI clock IDs
  dt-bindings: clock: rk3576: add SCMI clocks
  arm64: dts: rockchip: Fix pcie reset gpio on Orange Pi 5 Max
  arm64: dts: amd/seattle: Drop undocumented "spi-controller" properties
  arm64: dts: amd/seattle: Fix bus, mmc, and ethernet node names
  arm64: dts: amd/seattle: Move and simplify fixed clocks
  arm64: dts: amd/seattle: Base Overdrive B1 on top of B0 version
  arm64: dts: rockchip: Enable HDMI audio output for ArmSoM Sige7
  arm64: dts: rockchip: Enable onboard eMMC on Radxa E20C
  arm64: dts: rockchip: Add SDHCI controller for RK3528
  arm64: dts: rockchip: Remove bluetooth node from rock-3a
  arm64: dts: rockchip: Move rk356x scmi SHMEM to reserved memory
  ...
2025-03-27 09:01:37 -07:00
Linus Torvalds
1a9239bb42 Networking changes for 6.15.
Core & protocols
 ----------------
 
  - Continue Netlink conversions to per-namespace RTNL lock
    (IPv4 routing, routing rules, routing next hops, ARP ioctls).
 
  - Continue extending the use of netdev instance locks. As a driver
    opt-in protect queue operations and (in due course) ethtool
    operations with the instance lock and not RTNL lock.
 
  - Support collecting TCP timestamps (data submitted, sent, acked)
    in BPF, allowing for transparent (to the application) and lower
    overhead tracking of TCP RPC performance.
 
  - Tweak existing networking Rx zero-copy infra to support zero-copy
    Rx via io_uring.
 
  - Optimize MPTCP performance in single subflow mode by 29%.
 
  - Enable GRO on packets which went thru XDP CPU redirect (were queued
    for processing on a different CPU). Improving TCP stream performance
    up to 2x.
 
  - Improve performance of contended connect() by 200% by searching
    for an available 4-tuple under RCU rather than a spin lock.
    Bring an additional 229% improvement by tweaking hash distribution.
 
  - Avoid unconditionally touching sk_tsflags on RX, improving
    performance under UDP flood by as much as 10%.
 
  - Avoid skb_clone() dance in ping_rcv() to improve performance under
    ping flood.
 
  - Avoid FIB lookup in netfilter if socket is available, 20% perf win.
 
  - Rework network device creation (in-kernel) API to more clearly
    identify network namespaces and their roles.
    There are up to 4 namespace roles but we used to have just 2 netns
    pointer arguments, interpreted differently based on context.
 
  - Use sysfs_break_active_protection() instead of trylock to avoid
    deadlocks between unregistering objects and sysfs access.
 
  - Add a new sysctl and sockopt for capping max retransmit timeout
    in TCP.
 
  - Support masking port and DSCP in routing rule matches.
 
  - Support dumping IPv4 multicast addresses with RTM_GETMULTICAST.
 
  - Support specifying at what time packet should be sent on AF_XDP
    sockets.
 
  - Expose TCP ULP diagnostic info (for TLS and MPTCP) to non-admin users.
 
  - Add Netlink YAML spec for WiFi (nl80211) and conntrack.
 
  - Introduce EXPORT_IPV6_MOD() and EXPORT_IPV6_MOD_GPL() for symbols
    which only need to be exported when IPv6 support is built as a module.
 
  - Age FDB entries based on Rx not Tx traffic in VxLAN, similar
    to normal bridging.
 
  - Allow users to specify source port range for GENEVE tunnels.
 
  - netconsole: allow attaching kernel release, CPU ID and task name
    to messages as metadata
 
 Driver API
 ----------
 
  - Continue rework / fixing of Energy Efficient Ethernet (EEE) across
    the SW layers. Delegate the responsibilities to phylink where possible.
    Improve its handling in phylib.
 
  - Support symmetric OR-XOR RSS hashing algorithm.
 
  - Support tracking and preserving IRQ affinity by NAPI itself.
 
  - Support loopback mode speed selection for interface selftests.
 
 Device drivers
 --------------
 
  - Remove the IBM LCS driver for s390.
 
  - Remove the sb1000 cable modem driver.
 
  - Add support for SFP module access over SMBus.
 
  - Add MCTP transport driver for MCTP-over-USB.
 
  - Enable XDP metadata support in multiple drivers.
 
  - Ethernet high-speed NICs:
    - Broadcom (bnxt):
      - add PCIe TLP Processing Hints (TPH) support for new AMD platforms
      - support dumping RoCE queue state for debug
      - opt into instance locking
    - Intel (100G, ice, idpf):
      - ice: rework MSI-X IRQ management and distribution
      - ice: support for E830 devices
      - iavf: add support for Rx timestamping
      - iavf: opt into instance locking
    - nVidia/Mellanox:
      - mlx4: use page pool memory allocator for Rx
      - mlx5: support for one PTP device per hardware clock
      - mlx5: support for 200Gbps per-lane link modes
      - mlx5: move IPSec policy check after decryption
    - AMD/Solarflare:
      - support FW flashing via devlink
    - Cisco (enic):
      - use page pool memory allocator for Rx
      - enable 32, 64 byte CQEs
      - get max rx/tx ring size from the device
    - Meta (fbnic):
      - support flow steering and RSS configuration
      - report queue stats
      - support TCP segmentation
      - support IRQ coalescing
      - support ring size configuration
    - Marvell/Cavium:
      - support AF_XDP
    - Wangxun:
      - support for PTP clock and timestamping
    - Huawei (hibmcge):
      - checksum offload
      - add more statistics
 
  - Ethernet virtual:
    - VirtIO net:
      - aggressively suppress Tx completions, improve perf by 96% with
        1 CPU and 55% with 2 CPUs
      - expose NAPI to IRQ mapping and persist NAPI settings
    - Google (gve):
      - support XDP in DQO RDA Queue Format
      - opt into instance locking
    - Microsoft vNIC:
      - support BIG TCP
 
  - Ethernet NICs consumer, and embedded:
    - Synopsys (stmmac):
      - cleanup Tx and Tx clock setting and other link-focused cleanups
      - enable SGMII and 2500BASEX mode switching for Intel platforms
      - support Sophgo SG2044
    - Broadcom switches (b53):
      - support for BCM53101
    - TI:
      - iep: add perout configuration support
      - icssg: support XDP
    - Cadence (macb):
      - implement BQL
    - Xilinx (axinet):
      - support dynamic IRQ moderation and changing coalescing at runtime
      - implement BQL
      - report standard stats
    - MediaTek:
      - support phylink managed EEE
    - Intel:
      - igc: don't restart the interface on every XDP program change
    - RealTek (r8169):
      - support reading registers of internal PHYs directly
      - increase max jumbo packet size on RTL8125/RTL8126
    - Airoha:
      - support for RISC-V NPU packet processing unit
      - enable scatter-gather and support MTU up to 9kB
    - Tehuti (tn40xx):
      - support cards with TN4010 MAC and an Aquantia AQR105 PHY
 
  - Ethernet PHYs:
    - support for TJA1102S, TJA1121
    - dp83tg720: add randomized polling intervals for link detection
    - dp83822: support changing the transmit amplitude voltage
    - support for LEDs on 88q2xxx
 
  - CAN:
    - canxl: support Remote Request Substitution bit access
    - flexcan: add S32G2/S32G3 SoC
 
  - WiFi:
    - remove cooked monitor support
    - strict mode for better AP testing
    - basic EPCS support
    - OMI RX bandwidth reduction support
    - batman-adv: add support for jumbo frames
 
  - WiFi drivers:
    - RealTek (rtw88):
      - support RTL8814AE and RTL8814AU
    - RealTek (rtw89):
      - switch using wiphy_lock and wiphy_work
      - add BB context to manipulate two PHY as preparation of MLO
      - improve BT-coexistence mechanism to play A2DP smoothly
    - Intel (iwlwifi):
      - add new iwlmld sub-driver for latest HW/FW combinations
    - MediaTek (mt76):
      - preparation for mt7996 Multi-Link Operation (MLO) support
    - Qualcomm/Atheros (ath12k):
      - continued work on MLO
    - Silabs (wfx):
      - Wake-on-WLAN support
 
  - Bluetooth:
    - add support for skb TX SND/COMPLETION timestamping
    - hci_core: enable buffer flow control for SCO/eSCO
    - coredump: log devcd dumps into the monitor
 
  - Bluetooth drivers:
    - intel: add support to configure TX power
    - nxp: handle bootloader error during cmd5 and cmd7
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
 "Core & protocols:

   - Continue Netlink conversions to per-namespace RTNL lock
     (IPv4 routing, routing rules, routing next hops, ARP ioctls)

   - Continue extending the use of netdev instance locks. As a driver
     opt-in protect queue operations and (in due course) ethtool
     operations with the instance lock and not RTNL lock.

   - Support collecting TCP timestamps (data submitted, sent, acked) in
     BPF, allowing for transparent (to the application) and lower
     overhead tracking of TCP RPC performance.

   - Tweak existing networking Rx zero-copy infra to support zero-copy
     Rx via io_uring.

   - Optimize MPTCP performance in single subflow mode by 29%.

   - Enable GRO on packets which went thru XDP CPU redirect (were queued
     for processing on a different CPU). Improving TCP stream
     performance up to 2x.

   - Improve performance of contended connect() by 200% by searching for
     an available 4-tuple under RCU rather than a spin lock. Bring an
     additional 229% improvement by tweaking hash distribution.

   - Avoid unconditionally touching sk_tsflags on RX, improving
     performance under UDP flood by as much as 10%.

   - Avoid skb_clone() dance in ping_rcv() to improve performance under
     ping flood.

   - Avoid FIB lookup in netfilter if socket is available, 20% perf win.

   - Rework network device creation (in-kernel) API to more clearly
     identify network namespaces and their roles. There are up to 4
     namespace roles but we used to have just 2 netns pointer arguments,
     interpreted differently based on context.

   - Use sysfs_break_active_protection() instead of trylock to avoid
     deadlocks between unregistering objects and sysfs access.

   - Add a new sysctl and sockopt for capping max retransmit timeout in
     TCP.

   - Support masking port and DSCP in routing rule matches.

   - Support dumping IPv4 multicast addresses with RTM_GETMULTICAST.

   - Support specifying at what time packet should be sent on AF_XDP
     sockets.

   - Expose TCP ULP diagnostic info (for TLS and MPTCP) to non-admin
     users.

   - Add Netlink YAML spec for WiFi (nl80211) and conntrack.

   - Introduce EXPORT_IPV6_MOD() and EXPORT_IPV6_MOD_GPL() for symbols
     which only need to be exported when IPv6 support is built as a
     module.

   - Age FDB entries based on Rx not Tx traffic in VxLAN, similar to
     normal bridging.

   - Allow users to specify source port range for GENEVE tunnels.

   - netconsole: allow attaching kernel release, CPU ID and task name to
     messages as metadata

  Driver API:

   - Continue rework / fixing of Energy Efficient Ethernet (EEE) across
     the SW layers. Delegate the responsibilities to phylink where
     possible. Improve its handling in phylib.

   - Support symmetric OR-XOR RSS hashing algorithm.

   - Support tracking and preserving IRQ affinity by NAPI itself.

   - Support loopback mode speed selection for interface selftests.

  Device drivers:

   - Remove the IBM LCS driver for s390

   - Remove the sb1000 cable modem driver

   - Add support for SFP module access over SMBus

   - Add MCTP transport driver for MCTP-over-USB

   - Enable XDP metadata support in multiple drivers

   - Ethernet high-speed NICs:
      - Broadcom (bnxt):
         - add PCIe TLP Processing Hints (TPH) support for new AMD
           platforms
         - support dumping RoCE queue state for debug
         - opt into instance locking
      - Intel (100G, ice, idpf):
         - ice: rework MSI-X IRQ management and distribution
         - ice: support for E830 devices
         - iavf: add support for Rx timestamping
         - iavf: opt into instance locking
      - nVidia/Mellanox:
         - mlx4: use page pool memory allocator for Rx
         - mlx5: support for one PTP device per hardware clock
         - mlx5: support for 200Gbps per-lane link modes
         - mlx5: move IPSec policy check after decryption
      - AMD/Solarflare:
         - support FW flashing via devlink
      - Cisco (enic):
         - use page pool memory allocator for Rx
         - enable 32, 64 byte CQEs
         - get max rx/tx ring size from the device
      - Meta (fbnic):
         - support flow steering and RSS configuration
         - report queue stats
         - support TCP segmentation
         - support IRQ coalescing
         - support ring size configuration
      - Marvell/Cavium:
         - support AF_XDP
      - Wangxun:
         - support for PTP clock and timestamping
      - Huawei (hibmcge):
         - checksum offload
         - add more statistics

   - Ethernet virtual:
      - VirtIO net:
         - aggressively suppress Tx completions, improve perf by 96%
           with 1 CPU and 55% with 2 CPUs
         - expose NAPI to IRQ mapping and persist NAPI settings
      - Google (gve):
         - support XDP in DQO RDA Queue Format
         - opt into instance locking
      - Microsoft vNIC:
         - support BIG TCP

   - Ethernet NICs consumer, and embedded:
      - Synopsys (stmmac):
         - cleanup Tx and Tx clock setting and other link-focused
           cleanups
         - enable SGMII and 2500BASEX mode switching for Intel platforms
         - support Sophgo SG2044
      - Broadcom switches (b53):
         - support for BCM53101
      - TI:
         - iep: add perout configuration support
         - icssg: support XDP
      - Cadence (macb):
         - implement BQL
      - Xilinx (axinet):
         - support dynamic IRQ moderation and changing coalescing at
           runtime
         - implement BQL
         - report standard stats
      - MediaTek:
         - support phylink managed EEE
      - Intel:
         - igc: don't restart the interface on every XDP program change
      - RealTek (r8169):
         - support reading registers of internal PHYs directly
         - increase max jumbo packet size on RTL8125/RTL8126
      - Airoha:
         - support for RISC-V NPU packet processing unit
         - enable scatter-gather and support MTU up to 9kB
      - Tehuti (tn40xx):
         - support cards with TN4010 MAC and an Aquantia AQR105 PHY

   - Ethernet PHYs:
      - support for TJA1102S, TJA1121
      - dp83tg720: add randomized polling intervals for link detection
      - dp83822: support changing the transmit amplitude voltage
      - support for LEDs on 88q2xxx

   - CAN:
      - canxl: support Remote Request Substitution bit access
      - flexcan: add S32G2/S32G3 SoC

   - WiFi:
      - remove cooked monitor support
      - strict mode for better AP testing
      - basic EPCS support
      - OMI RX bandwidth reduction support
      - batman-adv: add support for jumbo frames

   - WiFi drivers:
      - RealTek (rtw88):
         - support RTL8814AE and RTL8814AU
      - RealTek (rtw89):
         - switch using wiphy_lock and wiphy_work
         - add BB context to manipulate two PHY as preparation of MLO
         - improve BT-coexistence mechanism to play A2DP smoothly
      - Intel (iwlwifi):
         - add new iwlmld sub-driver for latest HW/FW combinations
      - MediaTek (mt76):
         - preparation for mt7996 Multi-Link Operation (MLO) support
      - Qualcomm/Atheros (ath12k):
         - continued work on MLO
      - Silabs (wfx):
         - Wake-on-WLAN support

   - Bluetooth:
      - add support for skb TX SND/COMPLETION timestamping
      - hci_core: enable buffer flow control for SCO/eSCO
      - coredump: log devcd dumps into the monitor

   - Bluetooth drivers:
      - intel: add support to configure TX power
      - nxp: handle bootloader error during cmd5 and cmd7"

* tag 'net-next-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1681 commits)
  unix: fix up for "apparmor: add fine grained af_unix mediation"
  mctp: Fix incorrect tx flow invalidation condition in mctp-i2c
  net: usb: asix: ax88772: Increase phy_name size
  net: phy: Introduce PHY_ID_SIZE — minimum size for PHY ID string
  net: libwx: fix Tx L4 checksum
  net: libwx: fix Tx descriptor content for some tunnel packets
  atm: Fix NULL pointer dereference
  net: tn40xx: add pci-id of the aqr105-based Tehuti TN4010 cards
  net: tn40xx: prepare tn40xx driver to find phy of the TN9510 card
  net: tn40xx: create swnode for mdio and aqr105 phy and add to mdiobus
  net: phy: aquantia: add essential functions to aqr105 driver
  net: phy: aquantia: search for firmware-name in fwnode
  net: phy: aquantia: add probe function to aqr105 for firmware loading
  net: phy: Add swnode support to mdiobus_scan
  gve: add XDP DROP and PASS support for DQ
  gve: update XDP allocation path support RX buffer posting
  gve: merge packet buffer size fields
  gve: update GQ RX to use buf_size
  gve: introduce config-based allocation for XDP
  gve: remove xdp_xsk_done and xdp_xsk_wakeup statistics
  ...
2025-03-26 21:48:21 -07:00
Eric Biggers
3371f56922 arm/crc-t10dif: fix use of out-of-scope array in crc_t10dif_arch()
Fix a silly bug where an array was used outside of its scope.

Fixes: 1684e82936 ("arm/crc-t10dif: expose CRC-T10DIF function through lib")
Cc: stable@vger.kernel.org
Reported-by: David Binderman <dcb314@hotmail.com>
Closes: https://lore.kernel.org/r/AS8PR02MB102170568EAE7FFDF93C8D1ED9CA62@AS8PR02MB10217.eurprd02.prod.outlook.com
Link: https://lore.kernel.org/r/20250326200812.125574-1-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
2025-03-26 14:04:38 -07:00
Christian Eggers
c3d944a367 ARM: 9444/1: add KEEP() keyword to ARM_VECTORS
Without this, the vectors are removed if LD_DEAD_CODE_DATA_ELIMINATION
is enabled.  At startup, the CPU (silently) hangs in the undefined
instruction exception as soon as the first timer interrupt arrives.

On my setup, the system also boots fine without the 2nd and 3rd KEEP()
statements, so I cannot tell whether these are actually required.

[nathan: Use OVERLAY_KEEP() to avoid breaking old ld.lld versions]

Cc: stable@vger.kernel.org
Fixes: ed0f941022 ("ARM: 9404/1: arm32: enable HAVE_LD_DEAD_CODE_DATA_ELIMINATION")
Signed-off-by: Christian Eggers <ceggers@arri.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2025-03-26 13:31:48 +00:00
Nathan Chancellor
e7607f7d6d ARM: 9443/1: Require linker to support KEEP within OVERLAY for DCE
ld.lld prior to 21.0.0 does not support using the KEEP keyword within an
overlay description, which may be needed to avoid discarding necessary
sections within an overlay with '--gc-sections', which can be enabled
for the kernel via CONFIG_LD_DEAD_CODE_DATA_ELIMINATION.

Disallow CONFIG_LD_DEAD_CODE_DATA_ELIMINATION without support for KEEP
within OVERLAY and introduce a macro, OVERLAY_KEEP, that can be used to
conditionally add KEEP when it is properly supported to avoid breaking
old versions of ld.lld.

Cc: stable@vger.kernel.org
Link: 381599f1fe
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2025-03-26 13:31:47 +00:00
Geert Uytterhoeven
9cac324d6f ARM: 9442/1: smp: Fix IPI alignment in /proc/interrupts
On a system with less than 1000 interrupts, prec = 3, causing a
misalignment for the IPI interrupts.  E.g. on Koelsch (R-Car M2-W):

    200:          0          0  gpio-rcar   6 Edge      SW36
    IPI0:          0          0  CPU wakeup interrupts
    IPI1:          0          0  Timer broadcast interrupts
    IPI2:       1701       2844  Rescheduling interrupts
    IPI3:      10338      21181  Function call interrupts
    IPI4:          0          0  CPU stop interrupts
    IPI5:        651        825  IRQ work interrupts
    IPI6:          0          0  completion interrupts
    Err:          0

Fix this by adopting the same solution as used on arm64.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2025-03-26 13:31:18 +00:00
Christian Schrrefl
ccb8ce5268 ARM: 9441/1: rust: Enable Rust support for ARMv7
This commit allows building ARMv7 kernels with Rust support.

The rust core library expects some __eabi_... functions
that are not implemented in the kernel.
Those functions are some float operations and __aeabi_uldivmod.
For now those are implemented with define_panicking_intrinsics!.

This is based on the code by Sven Van Asbroeck from the original
rust branch and inspired by the AArch version by Jamie Cunliffe.

I have tested the rust samples and a custom simple MMIO module
on hardware (De1SoC FPGA + Arm A9 CPU).

Tested-by: Rudraksha Gupta <guptarud@gmail.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Acked-by: Miguel Ojeda <ojeda@kernel.org>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Christian Schrefl <chrisi.schrefl@gmail.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2025-03-26 13:31:16 +00:00
Rolf Eike Beer
f9733aa925 ARM: 9439/1: arm32: simplify ARM_MMU_KEEP usage
All current users need to add a KEEP() around the argument so the value is
actually kept, which doesn't feel very natural and is prone to upcoming bugs as
the name suggests that this macro alone already keeps things. Move that directly
into the definition.

Signed-off-by: Rolf Eike Beer <eb@emlix.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2025-03-26 13:31:13 +00:00
Linus Torvalds
ee6740fd34 CRC updates for 6.15
Another set of improvements to the kernel's CRC (cyclic redundancy
 check) code:
 
 - Rework the CRC64 library functions to be directly optimized, like what
   I did last cycle for the CRC32 and CRC-T10DIF library functions.
 
 - Rewrite the x86 PCLMULQDQ-optimized CRC code, and add VPCLMULQDQ
   support and acceleration for crc64_be and crc64_nvme.
 
 - Rewrite the riscv Zbc-optimized CRC code, and add acceleration for
   crc_t10dif, crc64_be, and crc64_nvme.
 
 - Remove crc_t10dif and crc64_rocksoft from the crypto API, since they
   are no longer needed there.
 
 - Rename crc64_rocksoft to crc64_nvme, as the old name was incorrect.
 
 - Add kunit test cases for crc64_nvme and crc7.
 
 - Eliminate redundant functions for calculating the Castagnoli CRC32,
   settling on just crc32c().
 
 - Remove unnecessary prompts from some of the CRC kconfig options.
 
 - Further optimize the x86 crc32c code.
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Merge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull CRC updates from Eric Biggers:
 "Another set of improvements to the kernel's CRC (cyclic redundancy
  check) code:

   - Rework the CRC64 library functions to be directly optimized, like
     what I did last cycle for the CRC32 and CRC-T10DIF library
     functions

   - Rewrite the x86 PCLMULQDQ-optimized CRC code, and add VPCLMULQDQ
     support and acceleration for crc64_be and crc64_nvme

   - Rewrite the riscv Zbc-optimized CRC code, and add acceleration for
     crc_t10dif, crc64_be, and crc64_nvme

   - Remove crc_t10dif and crc64_rocksoft from the crypto API, since
     they are no longer needed there

   - Rename crc64_rocksoft to crc64_nvme, as the old name was incorrect

   - Add kunit test cases for crc64_nvme and crc7

   - Eliminate redundant functions for calculating the Castagnoli CRC32,
     settling on just crc32c()

   - Remove unnecessary prompts from some of the CRC kconfig options

   - Further optimize the x86 crc32c code"

* tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux: (36 commits)
  x86/crc: drop the avx10_256 functions and rename avx10_512 to avx512
  lib/crc: remove unnecessary prompt for CONFIG_CRC64
  lib/crc: remove unnecessary prompt for CONFIG_LIBCRC32C
  lib/crc: remove unnecessary prompt for CONFIG_CRC8
  lib/crc: remove unnecessary prompt for CONFIG_CRC7
  lib/crc: remove unnecessary prompt for CONFIG_CRC4
  lib/crc7: unexport crc7_be_syndrome_table
  lib/crc_kunit.c: update comment in crc_benchmark()
  lib/crc_kunit.c: add test and benchmark for crc7_be()
  x86/crc32: optimize tail handling for crc32c short inputs
  riscv/crc64: add Zbc optimized CRC64 functions
  riscv/crc-t10dif: add Zbc optimized CRC-T10DIF function
  riscv/crc32: reimplement the CRC32 functions using new template
  riscv/crc: add "template" for Zbc optimized CRC functions
  x86/crc: add ANNOTATE_NOENDBR to suppress objtool warnings
  x86/crc32: improve crc32c_arch() code generation with clang
  x86/crc64: implement crc64_be and crc64_nvme using new template
  x86/crc-t10dif: implement crc_t10dif using new template
  x86/crc32: implement crc32_le using new template
  x86/crc: add "template" for [V]PCLMULQDQ based CRC functions
  ...
2025-03-25 18:33:04 -07:00
Linus Torvalds
317a76a996 Updates for the VDSO infrastructure:
- Consolidate the VDSO storage
 
     The VDSO data storage and data layout has been largely architecture
     specific for historical reasons. That increases the maintenance effort
     and causes inconsistencies over and over.
 
     There is no real technical reason for architecture specific layouts and
     implementations. The architecture specific details can easily be
     integrated into a generic layout, which also reduces the amount of
     duplicated code for managing the mappings.
 
     Convert all architectures over to a unified layout and common mapping
     infrastructure. This splits the VDSO data layout into subsystem
     specific blocks, timekeeping, random and architecture parts, which
     provides a better structure and allows to improve and update the
     functionalities without conflict and interaction.
 
   - Rework the timekeeping data storage
 
     The current implementation is designed for exposing system timekeeping
     accessors, which was good enough at the time when it was designed.
 
     PTP and Time Sensitive Networking (TSN) change that as there are
     requirements to expose independent PTP clocks, which are not related to
     system timekeeping.
 
     Replace the monolithic data storage by a structured layout, which
     allows to add support for independent PTP clocks on top while reusing
     both the data structures and the time accessor implementations.
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Merge tag 'timers-vdso-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull VDSO infrastructure updates from Thomas Gleixner:

 - Consolidate the VDSO storage

   The VDSO data storage and data layout has been largely architecture
   specific for historical reasons. That increases the maintenance
   effort and causes inconsistencies over and over.

   There is no real technical reason for architecture specific layouts
   and implementations. The architecture specific details can easily be
   integrated into a generic layout, which also reduces the amount of
   duplicated code for managing the mappings.

   Convert all architectures over to a unified layout and common mapping
   infrastructure. This splits the VDSO data layout into subsystem
   specific blocks, timekeeping, random and architecture parts, which
   provides a better structure and allows to improve and update the
   functionalities without conflict and interaction.

 - Rework the timekeeping data storage

   The current implementation is designed for exposing system
   timekeeping accessors, which was good enough at the time when it was
   designed.

   PTP and Time Sensitive Networking (TSN) change that as there are
   requirements to expose independent PTP clocks, which are not related
   to system timekeeping.

   Replace the monolithic data storage by a structured layout, which
   allows to add support for independent PTP clocks on top while reusing
   both the data structures and the time accessor implementations.

* tag 'timers-vdso-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (55 commits)
  sparc/vdso: Always reject undefined references during linking
  x86/vdso: Always reject undefined references during linking
  vdso: Rework struct vdso_time_data and introduce struct vdso_clock
  vdso: Move architecture related data before basetime data
  powerpc/vdso: Prepare introduction of struct vdso_clock
  arm64/vdso: Prepare introduction of struct vdso_clock
  x86/vdso: Prepare introduction of struct vdso_clock
  time/namespace: Prepare introduction of struct vdso_clock
  vdso/namespace: Rename timens_setup_vdso_data() to reflect new vdso_clock struct
  vdso/vsyscall: Prepare introduction of struct vdso_clock
  vdso/gettimeofday: Prepare helper functions for introduction of struct vdso_clock
  vdso/gettimeofday: Prepare do_coarse_timens() for introduction of struct vdso_clock
  vdso/gettimeofday: Prepare do_coarse() for introduction of struct vdso_clock
  vdso/gettimeofday: Prepare do_hres_timens() for introduction of struct vdso_clock
  vdso/gettimeofday: Prepare do_hres() for introduction of struct vdso_clock
  vdso/gettimeofday: Prepare introduction of struct vdso_clock
  vdso/helpers: Prepare introduction of struct vdso_clock
  vdso/datapage: Define vdso_clock to prepare for multiple PTP clocks
  vdso: Make vdso_time_data cacheline aligned
  arm64: Make asm/cache.h compatible with vDSO
  ...
2025-03-25 11:30:42 -07:00
Linus Torvalds
a50b4fe095 A treewide hrtimer timer cleanup
hrtimers are initialized with hrtimer_init() and a subsequent store to
   the callback pointer. This turned out to be suboptimal for the upcoming
   Rust integration and is obviously a silly implementation to begin with.
 
   This cleanup replaces the hrtimer_init(T); T->function = cb; sequence
   with hrtimer_setup(T, cb);
 
   The conversion was done with Coccinelle and a few manual fixups.
 
   Once the conversion has completely landed in mainline, hrtimer_init()
   will be removed and the hrtimer::function becomes a private member.
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Merge tag 'timers-cleanups-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer cleanups from Thomas Gleixner:
 "A treewide hrtimer timer cleanup

  hrtimers are initialized with hrtimer_init() and a subsequent store to
  the callback pointer. This turned out to be suboptimal for the
  upcoming Rust integration and is obviously a silly implementation to
  begin with.

  This cleanup replaces the hrtimer_init(T); T->function = cb; sequence
  with hrtimer_setup(T, cb);

  The conversion was done with Coccinelle and a few manual fixups.

  Once the conversion has completely landed in mainline, hrtimer_init()
  will be removed and the hrtimer::function becomes a private member"

* tag 'timers-cleanups-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (100 commits)
  wifi: rt2x00: Switch to use hrtimer_update_function()
  io_uring: Use helper function hrtimer_update_function()
  serial: xilinx_uartps: Use helper function hrtimer_update_function()
  ASoC: fsl: imx-pcm-fiq: Switch to use hrtimer_setup()
  RDMA: Switch to use hrtimer_setup()
  virtio: mem: Switch to use hrtimer_setup()
  drm/vmwgfx: Switch to use hrtimer_setup()
  drm/xe/oa: Switch to use hrtimer_setup()
  drm/vkms: Switch to use hrtimer_setup()
  drm/msm: Switch to use hrtimer_setup()
  drm/i915/request: Switch to use hrtimer_setup()
  drm/i915/uncore: Switch to use hrtimer_setup()
  drm/i915/pmu: Switch to use hrtimer_setup()
  drm/i915/perf: Switch to use hrtimer_setup()
  drm/i915/gvt: Switch to use hrtimer_setup()
  drm/i915/huc: Switch to use hrtimer_setup()
  drm/amdgpu: Switch to use hrtimer_setup()
  stm class: heartbeat: Switch to use hrtimer_setup()
  i2c: Switch to use hrtimer_setup()
  iio: Switch to use hrtimer_setup()
  ...
2025-03-25 10:54:15 -07:00
Linus Torvalds
0f40464674 Updates for interrupt chip drivers:
- Support for hard indices on RISC-V. The hart index identifies a hart
     (core) within a specific interrupt domain in RISC-V's Priviledged
     Architecture.
 
   - Rework of the RISC-V MSI driver.
 
     This moves the driver over to the generic MSI library and solves the
     affinity problem of unmaskable PCI/MSI controllers. Unmaskable PCI/MSI
     controllers are prone to lose interrupts when the MSI message is
     updated to change the affinity because the message write consists of
     three 32-bit subsequent writes, which update address and data. As these
     writes are non-atomic versus the device raising an interrupt, the
     device can observe a half written update and issue an interrupt on the
     wrong vector. This is mitiated by a carefully orchestrated step by step
     update and the observation of an eventually pending interrupt on the
     CPU which issues the update. The algorithm follows the well established
     method of the X86 MSI driver.
 
   - A new driver for the RISC-V Sophgo SG2042 MSI controller
 
   - Overhaul of the Renesas RZQ2L driver.
 
     Simplification of the probe function by using devm_*() mechanisms,
     which avoid the endless list of error prone gotos in the failure paths.
 
   - Expand the Renesas RZV2H driver to support RZ/G3E SoCs
 
   - A workaround for Rockchip 3568002 erratum in the GIC-V3 driver to
     ensure that the addressing is limited to the lower 32-bit of the
     physical address space.
 
   - Add support for the Allwinner AS23 NMI controller
 
   - Expand the IMX irqsteer driver to handle up to 960 input interrupts
 
   - The usual small updates, cleanups and device tree changes.
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Merge tag 'irq-drivers-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq driver updates from Thomas Gleixner:

 - Support for hard indices on RISC-V. The hart index identifies a hart
   (core) within a specific interrupt domain in RISC-V's Priviledged
   Architecture.

 - Rework of the RISC-V MSI driver

   This moves the driver over to the generic MSI library and solves the
   affinity problem of unmaskable PCI/MSI controllers. Unmaskable
   PCI/MSI controllers are prone to lose interrupts when the MSI message
   is updated to change the affinity because the message write consists
   of three 32-bit subsequent writes, which update address and data. As
   these writes are non-atomic versus the device raising an interrupt,
   the device can observe a half written update and issue an interrupt
   on the wrong vector. This is mitiated by a carefully orchestrated
   step by step update and the observation of an eventually pending
   interrupt on the CPU which issues the update. The algorithm follows
   the well established method of the X86 MSI driver.

 - A new driver for the RISC-V Sophgo SG2042 MSI controller

 - Overhaul of the Renesas RZQ2L driver

   Simplification of the probe function by using devm_*() mechanisms,
   which avoid the endless list of error prone gotos in the failure
   paths.

 - Expand the Renesas RZV2H driver to support RZ/G3E SoCs

 - A workaround for Rockchip 3568002 erratum in the GIC-V3 driver to
   ensure that the addressing is limited to the lower 32-bit of the
   physical address space.

 - Add support for the Allwinner AS23 NMI controller

 - Expand the IMX irqsteer driver to handle up to 960 input interrupts

 - The usual small updates, cleanups and device tree changes

* tag 'irq-drivers-2025-03-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (40 commits)
  irqchip/imx-irqsteer: Support up to 960 input interrupts
  irqchip/sunxi-nmi: Support Allwinner A523 NMI controller
  dt-bindings: irq: sun7i-nmi: Document the Allwinner A523 NMI controller
  irqchip/davinci-cp-intc: Remove public header
  irqchip/renesas-rzv2h: Add RZ/G3E support
  irqchip/renesas-rzv2h: Update macros ICU_TSSR_TSSEL_{MASK,PREP}
  irqchip/renesas-rzv2h: Update TSSR_TIEN macro
  irqchip/renesas-rzv2h: Add field_width to struct rzv2h_hw_info
  irqchip/renesas-rzv2h: Add max_tssel to struct rzv2h_hw_info
  irqchip/renesas-rzv2h: Add struct rzv2h_hw_info with t_offs variable
  irqchip/renesas-rzv2h: Use devm_pm_runtime_enable()
  irqchip/renesas-rzv2h: Use devm_reset_control_get_exclusive_deasserted()
  irqchip/renesas-rzv2h: Simplify rzv2h_icu_init()
  irqchip/renesas-rzv2h: Drop irqchip from struct rzv2h_icu_priv
  irqchip/renesas-rzv2h: Fix wrong variable usage in rzv2h_tint_set_type()
  dt-bindings: interrupt-controller: renesas,rzv2h-icu: Document RZ/G3E SoC
  riscv: sophgo: dts: Add msi controller for SG2042
  irqchip: Add the Sophgo SG2042 MSI interrupt controller
  dt-bindings: interrupt-controller: Add Sophgo SG2042 MSI
  arm64: dts: rockchip: rk356x: Move PCIe MSI to use GIC ITS instead of MBI
  ...
2025-03-25 09:54:36 -07:00
Linus Torvalds
e34c38057a [ Merge note: this pull request depends on you having merged
two locking commits in the locking tree,
 	      part of the locking-core-2025-03-22 pull request. ]
 
 x86 CPU features support:
   - Generate the <asm/cpufeaturemasks.h> header based on build config
     (H. Peter Anvin, Xin Li)
   - x86 CPUID parsing updates and fixes (Ahmed S. Darwish)
   - Introduce the 'setcpuid=' boot parameter (Brendan Jackman)
   - Enable modifying CPU bug flags with '{clear,set}puid='
     (Brendan Jackman)
   - Utilize CPU-type for CPU matching (Pawan Gupta)
   - Warn about unmet CPU feature dependencies (Sohil Mehta)
   - Prepare for new Intel Family numbers (Sohil Mehta)
 
 Percpu code:
   - Standardize & reorganize the x86 percpu layout and
     related cleanups (Brian Gerst)
   - Convert the stackprotector canary to a regular percpu
     variable (Brian Gerst)
   - Add a percpu subsection for cache hot data (Brian Gerst)
   - Unify __pcpu_op{1,2}_N() macros to __pcpu_op_N() (Uros Bizjak)
   - Construct __percpu_seg_override from __percpu_seg (Uros Bizjak)
 
 MM:
   - Add support for broadcast TLB invalidation using AMD's INVLPGB instruction
     (Rik van Riel)
   - Rework ROX cache to avoid writable copy (Mike Rapoport)
   - PAT: restore large ROX pages after fragmentation
     (Kirill A. Shutemov, Mike Rapoport)
   - Make memremap(MEMREMAP_WB) map memory as encrypted by default
     (Kirill A. Shutemov)
   - Robustify page table initialization (Kirill A. Shutemov)
   - Fix flush_tlb_range() when used for zapping normal PMDs (Jann Horn)
   - Clear _PAGE_DIRTY for kernel mappings when we clear _PAGE_RW
     (Matthew Wilcox)
 
 KASLR:
   - x86/kaslr: Reduce KASLR entropy on most x86 systems,
     to support PCI BAR space beyond the 10TiB region
     (CONFIG_PCI_P2PDMA=y) (Balbir Singh)
 
 CPU bugs:
   - Implement FineIBT-BHI mitigation (Peter Zijlstra)
   - speculation: Simplify and make CALL_NOSPEC consistent (Pawan Gupta)
   - speculation: Add a conditional CS prefix to CALL_NOSPEC (Pawan Gupta)
   - RFDS: Exclude P-only parts from the RFDS affected list (Pawan Gupta)
 
 System calls:
   - Break up entry/common.c (Brian Gerst)
   - Move sysctls into arch/x86 (Joel Granados)
 
 Intel LAM support updates: (Maciej Wieczor-Retman)
   - selftests/lam: Move cpu_has_la57() to use cpuinfo flag
   - selftests/lam: Skip test if LAM is disabled
   - selftests/lam: Test get_user() LAM pointer handling
 
 AMD SMN access updates:
   - Add SMN offsets to exclusive region access (Mario Limonciello)
   - Add support for debugfs access to SMN registers (Mario Limonciello)
   - Have HSMP use SMN through AMD_NODE (Yazen Ghannam)
 
 Power management updates: (Patryk Wlazlyn)
   - Allow calling mwait_play_dead with an arbitrary hint
   - ACPI/processor_idle: Add FFH state handling
   - intel_idle: Provide the default enter_dead() handler
   - Eliminate mwait_play_dead_cpuid_hint()
 
 Bootup:
 
 Build system:
   - Raise the minimum GCC version to 8.1 (Brian Gerst)
   - Raise the minimum LLVM version to 15.0.0
     (Nathan Chancellor)
 
 Kconfig: (Arnd Bergmann)
   - Add cmpxchg8b support back to Geode CPUs
   - Drop 32-bit "bigsmp" machine support
   - Rework CONFIG_GENERIC_CPU compiler flags
   - Drop configuration options for early 64-bit CPUs
   - Remove CONFIG_HIGHMEM64G support
   - Drop CONFIG_SWIOTLB for PAE
   - Drop support for CONFIG_HIGHPTE
   - Document CONFIG_X86_INTEL_MID as 64-bit-only
   - Remove old STA2x11 support
   - Only allow CONFIG_EISA for 32-bit
 
 Headers:
   - Replace __ASSEMBLY__ with __ASSEMBLER__ in UAPI and non-UAPI headers
     (Thomas Huth)
 
 Assembly code & machine code patching:
   - x86/alternatives: Simplify alternative_call() interface (Josh Poimboeuf)
   - x86/alternatives: Simplify callthunk patching (Peter Zijlstra)
   - KVM: VMX: Use named operands in inline asm (Josh Poimboeuf)
   - x86/hyperv: Use named operands in inline asm (Josh Poimboeuf)
   - x86/traps: Cleanup and robustify decode_bug() (Peter Zijlstra)
   - x86/kexec: Merge x86_32 and x86_64 code using macros from <asm/asm.h>
     (Uros Bizjak)
   - Use named operands in inline asm (Uros Bizjak)
   - Improve performance by using asm_inline() for atomic locking instructions
     (Uros Bizjak)
 
 Earlyprintk:
   - Harden early_serial (Peter Zijlstra)
 
 NMI handler:
   - Add an emergency handler in nmi_desc & use it in nmi_shootdown_cpus()
     (Waiman Long)
 
 Miscellaneous fixes and cleanups:
 
   - by Ahmed S. Darwish, Andy Shevchenko, Ard Biesheuvel,
     Artem Bityutskiy, Borislav Petkov, Brendan Jackman, Brian Gerst,
     Dan Carpenter, Dr. David Alan Gilbert, H. Peter Anvin,
     Ingo Molnar, Josh Poimboeuf, Kevin Brodsky, Mike Rapoport,
     Lukas Bulwahn, Maciej Wieczor-Retman, Max Grobecker,
     Patryk Wlazlyn, Pawan Gupta, Peter Zijlstra,
     Philip Redkin, Qasim Ijaz, Rik van Riel, Thomas Gleixner,
     Thorsten Blum, Tom Lendacky, Tony Luck, Uros Bizjak,
     Vitaly Kuznetsov, Xin Li, liuye.
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'x86-core-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull core x86 updates from Ingo Molnar:
 "x86 CPU features support:
   - Generate the <asm/cpufeaturemasks.h> header based on build config
     (H. Peter Anvin, Xin Li)
   - x86 CPUID parsing updates and fixes (Ahmed S. Darwish)
   - Introduce the 'setcpuid=' boot parameter (Brendan Jackman)
   - Enable modifying CPU bug flags with '{clear,set}puid=' (Brendan
     Jackman)
   - Utilize CPU-type for CPU matching (Pawan Gupta)
   - Warn about unmet CPU feature dependencies (Sohil Mehta)
   - Prepare for new Intel Family numbers (Sohil Mehta)

  Percpu code:
   - Standardize & reorganize the x86 percpu layout and related cleanups
     (Brian Gerst)
   - Convert the stackprotector canary to a regular percpu variable
     (Brian Gerst)
   - Add a percpu subsection for cache hot data (Brian Gerst)
   - Unify __pcpu_op{1,2}_N() macros to __pcpu_op_N() (Uros Bizjak)
   - Construct __percpu_seg_override from __percpu_seg (Uros Bizjak)

  MM:
   - Add support for broadcast TLB invalidation using AMD's INVLPGB
     instruction (Rik van Riel)
   - Rework ROX cache to avoid writable copy (Mike Rapoport)
   - PAT: restore large ROX pages after fragmentation (Kirill A.
     Shutemov, Mike Rapoport)
   - Make memremap(MEMREMAP_WB) map memory as encrypted by default
     (Kirill A. Shutemov)
   - Robustify page table initialization (Kirill A. Shutemov)
   - Fix flush_tlb_range() when used for zapping normal PMDs (Jann Horn)
   - Clear _PAGE_DIRTY for kernel mappings when we clear _PAGE_RW
     (Matthew Wilcox)

  KASLR:
   - x86/kaslr: Reduce KASLR entropy on most x86 systems, to support PCI
     BAR space beyond the 10TiB region (CONFIG_PCI_P2PDMA=y) (Balbir
     Singh)

  CPU bugs:
   - Implement FineIBT-BHI mitigation (Peter Zijlstra)
   - speculation: Simplify and make CALL_NOSPEC consistent (Pawan Gupta)
   - speculation: Add a conditional CS prefix to CALL_NOSPEC (Pawan
     Gupta)
   - RFDS: Exclude P-only parts from the RFDS affected list (Pawan
     Gupta)

  System calls:
   - Break up entry/common.c (Brian Gerst)
   - Move sysctls into arch/x86 (Joel Granados)

  Intel LAM support updates: (Maciej Wieczor-Retman)
   - selftests/lam: Move cpu_has_la57() to use cpuinfo flag
   - selftests/lam: Skip test if LAM is disabled
   - selftests/lam: Test get_user() LAM pointer handling

  AMD SMN access updates:
   - Add SMN offsets to exclusive region access (Mario Limonciello)
   - Add support for debugfs access to SMN registers (Mario Limonciello)
   - Have HSMP use SMN through AMD_NODE (Yazen Ghannam)

  Power management updates: (Patryk Wlazlyn)
   - Allow calling mwait_play_dead with an arbitrary hint
   - ACPI/processor_idle: Add FFH state handling
   - intel_idle: Provide the default enter_dead() handler
   - Eliminate mwait_play_dead_cpuid_hint()

  Build system:
   - Raise the minimum GCC version to 8.1 (Brian Gerst)
   - Raise the minimum LLVM version to 15.0.0 (Nathan Chancellor)

  Kconfig: (Arnd Bergmann)
   - Add cmpxchg8b support back to Geode CPUs
   - Drop 32-bit "bigsmp" machine support
   - Rework CONFIG_GENERIC_CPU compiler flags
   - Drop configuration options for early 64-bit CPUs
   - Remove CONFIG_HIGHMEM64G support
   - Drop CONFIG_SWIOTLB for PAE
   - Drop support for CONFIG_HIGHPTE
   - Document CONFIG_X86_INTEL_MID as 64-bit-only
   - Remove old STA2x11 support
   - Only allow CONFIG_EISA for 32-bit

  Headers:
   - Replace __ASSEMBLY__ with __ASSEMBLER__ in UAPI and non-UAPI
     headers (Thomas Huth)

  Assembly code & machine code patching:
   - x86/alternatives: Simplify alternative_call() interface (Josh
     Poimboeuf)
   - x86/alternatives: Simplify callthunk patching (Peter Zijlstra)
   - KVM: VMX: Use named operands in inline asm (Josh Poimboeuf)
   - x86/hyperv: Use named operands in inline asm (Josh Poimboeuf)
   - x86/traps: Cleanup and robustify decode_bug() (Peter Zijlstra)
   - x86/kexec: Merge x86_32 and x86_64 code using macros from
     <asm/asm.h> (Uros Bizjak)
   - Use named operands in inline asm (Uros Bizjak)
   - Improve performance by using asm_inline() for atomic locking
     instructions (Uros Bizjak)

  Earlyprintk:
   - Harden early_serial (Peter Zijlstra)

  NMI handler:
   - Add an emergency handler in nmi_desc & use it in
     nmi_shootdown_cpus() (Waiman Long)

  Miscellaneous fixes and cleanups:
   - by Ahmed S. Darwish, Andy Shevchenko, Ard Biesheuvel, Artem
     Bityutskiy, Borislav Petkov, Brendan Jackman, Brian Gerst, Dan
     Carpenter, Dr. David Alan Gilbert, H. Peter Anvin, Ingo Molnar,
     Josh Poimboeuf, Kevin Brodsky, Mike Rapoport, Lukas Bulwahn, Maciej
     Wieczor-Retman, Max Grobecker, Patryk Wlazlyn, Pawan Gupta, Peter
     Zijlstra, Philip Redkin, Qasim Ijaz, Rik van Riel, Thomas Gleixner,
     Thorsten Blum, Tom Lendacky, Tony Luck, Uros Bizjak, Vitaly
     Kuznetsov, Xin Li, liuye"

* tag 'x86-core-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (211 commits)
  zstd: Increase DYNAMIC_BMI2 GCC version cutoff from 4.8 to 11.0 to work around compiler segfault
  x86/asm: Make asm export of __ref_stack_chk_guard unconditional
  x86/mm: Only do broadcast flush from reclaim if pages were unmapped
  perf/x86/intel, x86/cpu: Replace Pentium 4 model checks with VFM ones
  perf/x86/intel, x86/cpu: Simplify Intel PMU initialization
  x86/headers: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-UAPI headers
  x86/headers: Replace __ASSEMBLY__ with __ASSEMBLER__ in UAPI headers
  x86/locking/atomic: Improve performance by using asm_inline() for atomic locking instructions
  x86/asm: Use asm_inline() instead of asm() in clwb()
  x86/asm: Use CLFLUSHOPT and CLWB mnemonics in <asm/special_insns.h>
  x86/hweight: Use asm_inline() instead of asm()
  x86/hweight: Use ASM_CALL_CONSTRAINT in inline asm()
  x86/hweight: Use named operands in inline asm()
  x86/stackprotector/64: Only export __ref_stack_chk_guard on CONFIG_SMP
  x86/head/64: Avoid Clang < 17 stack protector in startup code
  x86/kexec: Merge x86_32 and x86_64 code using macros from <asm/asm.h>
  x86/runtime-const: Add the RUNTIME_CONST_PTR assembly macro
  x86/cpu/intel: Limit the non-architectural constant_tsc model checks
  x86/mm/pat: Replace Intel x86_model checks with VFM ones
  x86/cpu/intel: Fix fast string initialization for extended Families
  ...
2025-03-24 22:06:11 -07:00
Linus Torvalds
32b22538be Scheduler updates for v6.15:
[ Merge note, these two commits are identical:
 
    - f3fa0e40df ("sched/clock: Don't define sched_clock_irqtime as static key")
    - b9f2b29b94 ("sched: Don't define sched_clock_irqtime as static key")
 
   The first one is a cherry-picked version of the second, and the first one
   is already upstream. ]
 
 Core & fair scheduler changes:
 
   - Cancel the slice protection of the idle entity (Zihan Zhou)
   - Reduce the default slice to avoid tasks getting an extra tick
     (Zihan Zhou)
   - Force propagating min_slice of cfs_rq when {en,de}queue tasks
     (Tianchen Ding)
   - Refactor can_migrate_task() to elimate looping (I Hsin Cheng)
   - Add unlikey branch hints to several system calls (Colin Ian King)
   - Optimize current_clr_polling() on certain architectures (Yujun Dong)
 
 Deadline scheduler: (Juri Lelli)
 
   - Remove redundant dl_clear_root_domain call
   - Move dl_rebuild_rd_accounting to cpuset.h
 
 Uclamp:
 
   - Use the uclamp_is_used() helper instead of open-coding it (Xuewen Yan)
   - Optimize sched_uclamp_used static key enabling (Xuewen Yan)
 
 Scheduler topology support: (Juri Lelli)
 
   - Ignore special tasks when rebuilding domains
   - Add wrappers for sched_domains_mutex
   - Generalize unique visiting of root domains
   - Rebuild root domain accounting after every update
   - Remove partition_and_rebuild_sched_domains
   - Stop exposing partition_sched_domains_locked
 
 RSEQ: (Michael Jeanson)
 
   - Update kernel fields in lockstep with CONFIG_DEBUG_RSEQ=y
   - Fix segfault on registration when rseq_cs is non-zero
   - selftests: Add rseq syscall errors test
   - selftests: Ensure the rseq ABI TLS is actually 1024 bytes
 
 Membarriers:
 
   - Fix redundant load of membarrier_state (Nysal Jan K.A.)
 
 Scheduler debugging:
 
   - Introduce and use preempt_model_str() (Sebastian Andrzej Siewior)
   - Make CONFIG_SCHED_DEBUG unconditional (Ingo Molnar)
 
 Fixes and cleanups:
 
   - Always save/restore x86 TSC sched_clock() on suspend/resume
    (Guilherme G. Piccoli)
 
   - Misc fixes and cleanups (Thorsten Blum, Juri Lelli,
     Sebastian Andrzej Siewior)
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'sched-core-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler updates from Ingo Molnar:
 "Core & fair scheduler changes:

   - Cancel the slice protection of the idle entity (Zihan Zhou)
   - Reduce the default slice to avoid tasks getting an extra tick
     (Zihan Zhou)
   - Force propagating min_slice of cfs_rq when {en,de}queue tasks
     (Tianchen Ding)
   - Refactor can_migrate_task() to elimate looping (I Hsin Cheng)
   - Add unlikey branch hints to several system calls (Colin Ian King)
   - Optimize current_clr_polling() on certain architectures (Yujun
     Dong)

  Deadline scheduler: (Juri Lelli)
   - Remove redundant dl_clear_root_domain call
   - Move dl_rebuild_rd_accounting to cpuset.h

  Uclamp:
   - Use the uclamp_is_used() helper instead of open-coding it (Xuewen
     Yan)
   - Optimize sched_uclamp_used static key enabling (Xuewen Yan)

  Scheduler topology support: (Juri Lelli)
   - Ignore special tasks when rebuilding domains
   - Add wrappers for sched_domains_mutex
   - Generalize unique visiting of root domains
   - Rebuild root domain accounting after every update
   - Remove partition_and_rebuild_sched_domains
   - Stop exposing partition_sched_domains_locked

  RSEQ: (Michael Jeanson)
   - Update kernel fields in lockstep with CONFIG_DEBUG_RSEQ=y
   - Fix segfault on registration when rseq_cs is non-zero
   - selftests: Add rseq syscall errors test
   - selftests: Ensure the rseq ABI TLS is actually 1024 bytes

  Membarriers:
   - Fix redundant load of membarrier_state (Nysal Jan K.A.)

  Scheduler debugging:
   - Introduce and use preempt_model_str() (Sebastian Andrzej Siewior)
   - Make CONFIG_SCHED_DEBUG unconditional (Ingo Molnar)

  Fixes and cleanups:
   - Always save/restore x86 TSC sched_clock() on suspend/resume
     (Guilherme G. Piccoli)
   - Misc fixes and cleanups (Thorsten Blum, Juri Lelli, Sebastian
     Andrzej Siewior)"

* tag 'sched-core-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (40 commits)
  cpuidle, sched: Use smp_mb__after_atomic() in current_clr_polling()
  sched/debug: Remove CONFIG_SCHED_DEBUG
  sched/debug: Remove CONFIG_SCHED_DEBUG from self-test config files
  sched/debug, Documentation: Remove (most) CONFIG_SCHED_DEBUG references from documentation
  sched/debug: Make CONFIG_SCHED_DEBUG functionality unconditional
  sched/debug: Make 'const_debug' tunables unconditional __read_mostly
  sched/debug: Change SCHED_WARN_ON() to WARN_ON_ONCE()
  rseq/selftests: Fix namespace collision with rseq UAPI header
  include/{topology,cpuset}: Move dl_rebuild_rd_accounting to cpuset.h
  sched/topology: Stop exposing partition_sched_domains_locked
  cgroup/cpuset: Remove partition_and_rebuild_sched_domains
  sched/topology: Remove redundant dl_clear_root_domain call
  sched/deadline: Rebuild root domain accounting after every update
  sched/deadline: Generalize unique visiting of root domains
  sched/topology: Wrappers for sched_domains_mutex
  sched/deadline: Ignore special tasks when rebuilding domains
  tracing: Use preempt_model_str()
  xtensa: Rely on generic printing of preemption model
  x86: Rely on generic printing of preemption model
  s390: Rely on generic printing of preemption model
  ...
2025-03-24 21:28:12 -07:00
Arnd Bergmann
46367f09b2 ARM: davinci: always enable CONFIG_ARCH_DAVINCI_DA850
A change to the clk driver broke configurations that enable DA830
but not DA850:

arm-linux-gnueabi-ld: drivers/clk/davinci/pll.o: in function `__da850_pll0_of_clk_init_declare':
pll.c:(.init.text+0x30): undefined reference to `of_da850_pll0_init'
arm-linux-gnueabi-ld: drivers/clk/davinci/pll.o:(.rodata.davinci_pll_id_table+0x14): undefined reference to `da850_pll0_init'
arm-linux-gnueabi-ld: drivers/clk/davinci/pll.o:(.rodata.davinci_pll_id_table+0x2c): undefined reference to `da850_pll1_init'
arm-linux-gnueabi-ld: drivers/clk/davinci/pll.o:(.rodata.davinci_pll_of_match+0xc0): undefined reference to `of_da850_pll1_init'
arm-linux-gnueabi-ld: drivers/clk/davinci/psc.o:(.rodata.davinci_psc_id_table+0x14): undefined reference to `da850_psc0_init_data'
arm-linux-gnueabi-ld: drivers/clk/davinci/psc.o:(.rodata.davinci_psc_id_table+0x2c): undefined reference to `da850_psc1_init_data'

Select ARCH_DAVINCI_DA850 unconditionally to ensure the driver can still
build.

Fixes: a31b4dcf18 ("clk: davinci: remove support for da830")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-24 22:34:37 +01:00
Linus Torvalds
fd101da676 vfs-6.15-rc1.mount
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Merge tag 'vfs-6.15-rc1.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

Pull vfs mount updates from Christian Brauner:

 - Mount notifications

   The day has come where we finally provide a new api to listen for
   mount topology changes outside of /proc/<pid>/mountinfo. A mount
   namespace file descriptor can be supplied and registered with
   fanotify to listen for mount topology changes.

   Currently notifications for mount, umount and moving mounts are
   generated. The generated notification record contains the unique
   mount id of the mount.

   The listmount() and statmount() api can be used to query detailed
   information about the mount using the received unique mount id.

   This allows userspace to figure out exactly how the mount topology
   changed without having to generating diffs of /proc/<pid>/mountinfo
   in userspace.

 - Support O_PATH file descriptors with FSCONFIG_SET_FD in the new mount
   api

 - Support detached mounts in overlayfs

   Since last cycle we support specifying overlayfs layers via file
   descriptors. However, we don't allow detached mounts which means
   userspace cannot user file descriptors received via
   open_tree(OPEN_TREE_CLONE) and fsmount() directly. They have to
   attach them to a mount namespace via move_mount() first.

   This is cumbersome and means they have to undo mounts via umount().
   Allow them to directly use detached mounts.

 - Allow to retrieve idmappings with statmount

   Currently it isn't possible to figure out what idmapping has been
   attached to an idmapped mount. Add an extension to statmount() which
   allows to read the idmapping from the mount.

 - Allow creating idmapped mounts from mounts that are already idmapped

   So far it isn't possible to allow the creation of idmapped mounts
   from already idmapped mounts as this has significant lifetime
   implications. Make the creation of idmapped mounts atomic by allow to
   pass struct mount_attr together with the open_tree_attr() system call
   allowing to solve these issues without complicating VFS lookup in any
   way.

   The system call has in general the benefit that creating a detached
   mount and applying mount attributes to it becomes an atomic operation
   for userspace.

 - Add a way to query statmount() for supported options

   Allow userspace to query which mount information can be retrieved
   through statmount().

 - Allow superblock owners to force unmount

* tag 'vfs-6.15-rc1.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (21 commits)
  umount: Allow superblock owners to force umount
  selftests: add tests for mount notification
  selinux: add FILE__WATCH_MOUNTNS
  samples/vfs: fix printf format string for size_t
  fs: allow changing idmappings
  fs: add kflags member to struct mount_kattr
  fs: add open_tree_attr()
  fs: add copy_mount_setattr() helper
  fs: add vfs_open_tree() helper
  statmount: add a new supported_mask field
  samples/vfs: add STATMOUNT_MNT_{G,U}IDMAP
  selftests: add tests for using detached mount with overlayfs
  samples/vfs: check whether flag was raised
  statmount: allow to retrieve idmappings
  uidgid: add map_id_range_up()
  fs: allow detached mounts in clone_private_mount()
  selftests/overlayfs: test specifying layers as O_PATH file descriptors
  fs: support O_PATH fds with FSCONFIG_SET_FD
  vfs: add notifications for mount attach and detach
  fanotify: notify on mount attach and detach
  ...
2025-03-24 09:34:10 -07:00
Herbert Xu
3846c01d42 crypto: arm/ghash-ce - Remove SIMD fallback code path
Remove the obsolete fallback code path for SIMD and remove the
cryptd-based ghash-ce algorithm.  Rename the shash algorithm to
ghash-ce.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2025-03-22 07:25:19 +08:00
Celeste Liu
8ce2a15b1e
arm: defconfig: drop RT_GROUP_SCHED=y from bcm2835/tegra/omap2plus
Commit 673ce00c5d ("ARM: omap2plus_defconfig: Add support for distros
with systemd") said it's because of recommendation from systemd. But
systemd changed their recommendation later.[1]

For cgroup v1, if turned on, and there's any cgroup in the "cpu" hierarchy it
needs an RT budget assigned, otherwise the processes in it will not be able to
get RT at all. The problem with RT group scheduling is that it requires the
budget assigned but there's no way we could assign a default budget, since the
values to assign are both upper and lower time limits, are absolute, and need to
be sum up to < 1 for each individal cgroup. That means we cannot really come up
with values that would work by default in the general case.[2]

For cgroup v2, it's almost unusable as well. If it turned on, the cpu controller
can only be enabled when all RT processes are in the root cgroup. But it will
lose the benefits of cgroup v2 if all RT process were placed in the same cgroup.

Red Hat, Gentoo, Arch Linux and Debian all disable it. systemd also doesn't
support it.

[1]: f4e74be185
[2]: https://bugzilla.redhat.com/show_bug.cgi?id=1229700

Tested-by: Stefan Wahren <wahrenst@gmx.net>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Celeste Liu <uwu@coelacanthus.name>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-21 13:27:08 +01:00
Eric Biggers
ca17aa6640 crypto: lib/chacha - remove unused arch-specific init support
All implementations of chacha_init_arch() just call
chacha_init_generic(), so it is pointless.  Just delete it, and replace
chacha_init() with what was previously chacha_init_generic().

Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2025-03-21 17:39:06 +08:00
Paolo Abeni
f491593394 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.14-rc8).

Conflict:

tools/testing/selftests/net/Makefile
  03544faad7 ("selftest: net: add proc_net_pktgen")
  3ed61b8938 ("selftests: net: test for lwtunnel dst ref loops")

tools/testing/selftests/net/config:
  85cb3711ac ("selftests: net: Add test cases for link and peer netns")
  3ed61b8938 ("selftests: net: test for lwtunnel dst ref loops")

Adjacent commits:

tools/testing/selftests/net/Makefile
  c935af429e ("selftests: net: add support for testing SO_RCVMARK and SO_RCVPRIORITY")
  355d940f4d ("Revert "selftests: Add IPv6 link-local address generation tests for GRE devices."")

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2025-03-20 21:38:01 +01:00
Arnd Bergmann
b82310b572 Amlogic ARM DT changes for v6.15:
- switch to the new PWM controller bindings
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Merge tag 'amlogic-arm-dt-for-v6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/amlogic/linux into soc/dt

Amlogic ARM DT changes for v6.15:
- switch to the new PWM controller bindings

* tag 'amlogic-arm-dt-for-v6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/amlogic/linux:
  ARM: dts: amlogic: meson8b: switch to the new PWM controller binding
  ARM: dts: amlogic: meson8: switch to the new PWM controller binding

Link: https://lore.kernel.org/r/8632a8fa-7af6-4fb7-ba87-297df4f084f5@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-20 17:53:00 +01:00
Arnd Bergmann
86ef293a15 Minor improvements inDTS for v6.15
1. ARM Cirrus EP7211: Align GPIO node name to match what bindings
    expect.
 
 2. Loongson 2K1000: Drop incorrect spidev description, by pretending to
    have there something else.  This will have impact on the users of
    DTS, because spidev will stop working, however no counter-proposals
    of fixing this or even explaining this were proposed for half a year
    after the patch was posted.  Therefore drop incorrect hardware
    description, hoping affected users will come if proper one, if needed.
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Merge tag 'dt-cleanup-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-dt into soc/dt

Minor improvements inDTS for v6.15

1. ARM Cirrus EP7211: Align GPIO node name to match what bindings
   expect.

2. Loongson 2K1000: Drop incorrect spidev description, by pretending to
   have there something else.  This will have impact on the users of
   DTS, because spidev will stop working, however no counter-proposals
   of fixing this or even explaining this were proposed for half a year
   after the patch was posted.  Therefore drop incorrect hardware
   description, hoping affected users will come if proper one, if needed.

* tag 'dt-cleanup-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-dt:
  loongarch: dts: remove non-existent DAC from 2k1000-ref
  ARM: dts: cirrus: ep7211: Align GPIO hog name with bindings

Link: https://lore.kernel.org/r/20250316144221.18240-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 23:30:31 +01:00
Arnd Bergmann
7182f5fbd3 ARM: tegra: Device tree changes for v6.15-rc1
This contains a few patches that add some missing, display-related nodes
 on Tegra114 and Tegra124, as well as a small fix in the display clock
 used for DSI on Tegra114 and the addition of a light sensor found on the
 ASUS TF101.
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Merge tag 'tegra-for-6.15-arm-dt' of https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into soc/dt

ARM: tegra: Device tree changes for v6.15-rc1

This contains a few patches that add some missing, display-related nodes
on Tegra114 and Tegra124, as well as a small fix in the display clock
used for DSI on Tegra114 and the addition of a light sensor found on the
ASUS TF101.

* tag 'tegra-for-6.15-arm-dt' of https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  ARM: tegra: tf101: Add al3000a illuminance sensor node
  ARM: tegra: Add DSI-A and DSI-B nodes on Tegra124
  ARM: tegra: Add HDA node on Tegra114
  ARM: tegra: Add ARM PMU node on Tegra114
  ARM: tegra: Switch DSI-B clock parent to PLLD on Tegra114

Link: https://lore.kernel.org/r/20250307162332.3451523-4-thierry.reding@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 23:29:04 +01:00
Arnd Bergmann
911a44cf6d Microchip AT91 SoC updates for v6.15
This update includes:
 - SoC driver support for Microchip SAMA7D65
 - power management support for Microchip SAMA7D65
 - power management fixes
 - documentation fixes
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Merge tag 'at91-soc-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into soc/arm

Microchip AT91 SoC updates for v6.15

This update includes:
- SoC driver support for Microchip SAMA7D65
- power management support for Microchip SAMA7D65
- power management fixes
- documentation fixes

* tag 'at91-soc-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  ARM: at91: pm: Enable ULP0/ULP1 for SAMA7D65
  ARM: at91: pm: Add Backup mode for SAMA7D65
  ARM: at91: pm: add DT compatible support for sama7d65
  ARM: at91: pm: fix at91_suspend_finish for ZQ calibration
  dt-bindings: ARM: at91: add Calao USB boards
  dt-bindings: ARM: at91: make separate entry for Olimex board
  ARM: at91: Add Support in SoC driver for SAMA7D65
  dt-bindings: atmel-sysreg: Add SAMA7D65 Chip ID

Link: https://lore.kernel.org/r/20250312173755.975074-2-claudiu.beznea@tuxon.dev
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 22:34:02 +01:00
Arnd Bergmann
f7b352eb95 i.MX SoC changes for 6.15:
- Mark imx53_suspend_sz as __maybe_unused to fix a possible build warning
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Merge tag 'imx-soc-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into soc/arm

i.MX SoC changes for 6.15:

- Mark imx53_suspend_sz as __maybe_unused to fix a possible build warning

* tag 'imx-soc-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: imx: mark imx53_suspend_sz as unused

Link: https://lore.kernel.org/r/20250312074005.663165-2-shawnguo2@yeah.net
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 22:33:32 +01:00
Arnd Bergmann
370ce5aa40 ARM: dts: misc. OMAP updates for v6.15
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Merge tag 'omap-for-v6.15/dt-signed' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap into soc/dt

ARM: dts: misc. OMAP updates for v6.15

* tag 'omap-for-v6.15/dt-signed' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap:
  ARM: dts: omap4-panda-a4: Add missing model and compatible properties
  dt-bindings: omap: Add TI Pandaboard A4 variant
  ARM: dts: ti/omap: omap4-serial: fix interrupts syntax
  ARM: dts: ti: omap: Align GPIO hog name with bindings

Link: https://lore.kernel.org/r/7hiko7qzud.fsf@baylibre.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 22:14:45 +01:00
Arnd Bergmann
5f3b286a69 mvebu dt64 for 6.15 (part 1)
device tree clean-up fomr DT maintainers
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Merge tag 'mvebu-dt64-6.15-1' of https://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu into soc/dt

mvebu dt64 for 6.15 (part 1)

device tree clean-up fomr DT maintainers

* tag 'mvebu-dt64-6.15-1' of https://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu:
  arm64: dts: marvell: Use preferred node names for "simple-bus"
  arm64: dts: marvell: Drop unused CP11X_TYPE define
  arm64: dts: marvell: Move arch timer and pmu nodes to top-level
  ARM: dts: marvell: armada: Align GPIO hog name with bindings
  ARM: dts: marvell: kirkwood-openrd: Align GPIO hog name with bindings
  arm64: dts: marvell: armada-8040: Align GPIO hog name with bindings
  arm64: dts: marvell: Add missing board compatible for IEI-Puzzle-M801
  arm64: dts: marvell: Fix missing/incorrect "marvell,armada3710" compatible
  arm64: dts: marvell: Drop incomplete root compatible/model properties
  dt-bindings: marvell: armada-7k-8k: Add missing 7040 and 8040 board compatibles
  dt-bindings: marvell: armada-7k-8k: Move Armada 8KPlus to schema
  dt-bindings: marvell: armada-37xx: Add glinet,gl-mv1000 compatible

Link: https://lore.kernel.org/r/87wmco99xv.fsf@BLaptop.bootlin.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 21:48:56 +01:00
Arnd Bergmann
a1b46780e4 arm64: Zynq DT changes for 6.15
- Align platforms with dt-schema
 - Describe QSPI
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Merge tag 'zynq-dt-for-6.15' of https://github.com/Xilinx/linux-xlnx into soc/dt

arm64: Zynq DT changes for 6.15

- Align platforms with dt-schema
- Describe QSPI

* tag 'zynq-dt-for-6.15' of https://github.com/Xilinx/linux-xlnx:
  ARM: zynq: Do not define address/size-cells for nand-controller
  ARM: zynq: Remove ethernet0 alias from Microzed
  ARM: zynq: Add sdhci to alias node
  ARM: zynq: Enable QSPIs on platforms
  ARM: zynq: Fix fpga region DT nodes name
  ARM: zynq: Rename i2c?-gpio to i2c?-gpio-grp
  ARM: zynq: Define rtc alias on zc702/zc706
  ARM: zynq: Point via nvmem0 alias to eeprom on zc702/zc706
  ARM: zynq: Define u-boot bootscrip addr via DT
  ARM: zynq: Wire smcc with nand/nor memories on zc770 platform
  ARM: zynq: Mark boot-phase-specific device nodes
  ARM: zynq: DT: List OCM memory for all platforms
  ARM: zynq: Remove deprecated device_type property
  ARM: zynq: Replace 'io-standard' with 'power-source' property

Link: https://lore.kernel.org/r/CAHTX3d+DZo3thrakBf=QCq91QFeChoizuhVa6oBBj9E+sdEXAQ@mail.gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 21:46:50 +01:00
Arnd Bergmann
877fb9a3ca Allwinner device tree changes for 6.15
- New board support: NetCube Systems Kumquat
 - Enable USB and LED on Anbernic RG35XX
 - Fix reboot GPIO detection logic on Anbernic RG35XX
 - Disable (non-existent) battery thermistor on Anbernic RG35XX
 - Add CPU OPP table for A100
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Merge tag 'sunxi-dt-for-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into soc/dt

Allwinner device tree changes for 6.15

- New board support: NetCube Systems Kumquat
- Enable USB and LED on Anbernic RG35XX
- Fix reboot GPIO detection logic on Anbernic RG35XX
- Disable (non-existent) battery thermistor on Anbernic RG35XX
- Add CPU OPP table for A100

* tag 'sunxi-dt-for-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  arm64: dts: allwinner: a100: Add CPU Operating Performance Points table
  arm64: dts: allwinner: rg35xx: Add no-thermistor property for battery
  arm64: dts: allwinner: h700: Add USB Host for RG35XX-H
  arm64: dts: allwinner: h700: Add LED1 for Anbernic RG35XX
  arm64: dts: allwinner: h700: Set cpusldo to always-on for RG35XX
  ARM: dts: sunxi: add support for NetCube Systems Kumquat
  ARM: dts: sunxi: add uart1_pe pinctrl for sun8i-v3s
  dt-bindings: arm: sunxi: Add NetCube Systems Kumquat board
  dt-bindings: vendor-prefixes: Add NetCube Systems Austria name

Link: https://lore.kernel.org/r/Z9LTOHJDY2p0lNG0@wens.tw
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 21:44:45 +01:00
Arnd Bergmann
3ef47a0436 Microchip AT91 device tree updates for v6.15
This update includes:
 - more controllers enabled for SAMA7D65 SoC (DMA, reset controller,
   shutdown controller, RTC, watchdog)
 - power monitor device enabled for SAMA7D65 Curiosity board
 - device tree cleanups
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Merge tag 'at91-dt-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into soc/dt

Microchip AT91 device tree updates for v6.15

This update includes:
- more controllers enabled for SAMA7D65 SoC (DMA, reset controller,
  shutdown controller, RTC, watchdog)
- power monitor device enabled for SAMA7D65 Curiosity board
- device tree cleanups

* tag 'at91-dt-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  ARM: dts: microchip: sama7g5: add ADC hw trigger edge type
  ARM: dts: microchip: sama7d65: Add watchdog for sama7d65
  ARM: dts: microchip: sama7d65: Enable shutdown controller
  ARM: dts: microchip: sama7d65: Add SFRBU support to sama7d65
  ARM: dts: microchip: sama7d65: Add RTC support for sama7d65
  ARM: dts: microchip: sama7d65: Add Shutdown controller support
  ARM: dts: microchip: sama7d65: Add Reset Controller to sama7d65 SoC
  ARM: dts: microchip: fix faulty ohci/ehci node names
  ARM: dts: microchip: usb_a9263: fix wrong vendor
  ARM: dts: microchip: sama7d65: Enable DMAs
  ARM: dts: microchip: sama7d65: Add DMAs to sama7d65 SoC
  ARM: dts: microchip: sama7d65: Add chipID for sama7d65
  ARM: dts: microchip: sama7d65_curiosity: Add power monitor support
  ARM: dts: microchip: sama7d65: Add flexcom 10 node
  ARM: dts: at91: usb_a9g20_lpw: use proper mmc node name
  ARM: dts: at91: calao_usb: fix button nodes
  ARM: dts: at91: use correct vendor name for Calao boards
  ARM: dts: at91: calao_usb: remove heartbeat for User LEDs
  ARM: dts: at91: calao_usb: fix wrong polarity for LED

Link: https://lore.kernel.org/r/20250312173755.975074-1-claudiu.beznea@tuxon.dev
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 21:43:40 +01:00
Arnd Bergmann
fc7136e149 STM32 DT for v6.15, round 1
Highlights:
 ----------
 
 - MPU:
   - STM32MP13:
     - Add thermal support.
     - Add Priva E-Measuringbox board support based on sTM32MP133C SoC.
       It embeds Ethernet RMII with TI phy, SDCard, eMMC and some
       sensors.
     - Add support for DHCOR SoM and DHSBC rev.200 board:
       TPM interrupts and gpio reset + LDO2/LDO5 support.
 
   - STMP32MP15:
     - Add new Octavo support: LXA FairyTux 2 based on OSD32MP153C SiP.
       It contains eMMC for storage, a gigabit Ethernet, a CAN bus and
       a RS485 transceiver.
     - Add Plymovent AQM board based on STM32MP151 SoC. It embeds:
       ETH RMII, WLAN, BT, Sensors (CO2, PM, pressure), Audio (I2S),
       Storage (SDCard, eMMC).
 
   - STM32MP25:
     - Add STM32MP257F Discovery board: It embeds a STM32MP257FAL SoC,
       with 4GB of LPDDR4, 2*USB typeA, 1*USB3 typeC, 1*ETH,
       wifi/BT combo, DSI HDMI, LVDS connector ...
 
     - Introduce STM32MP23 SoC and add STM32MP235F Discovery board:
       It embeds a STM32MP235FAK SoC, with 4GB of LPDDR4, 2*USB typeA,
       1*USB3 typeC, 1*ETH, wifi/BT combo, DSI HDMI, LVDS connector ...
 
     - Introduce STM32MP21 SoC and STM32MP215F discovery board:
       It embeds a STM32MP235FAN SoC, with 2GB of LPDDR4,
       1*USB2 peripheral bus powered typeC, 1*ETH, wifi/BT combo,
       LCD 18bit connector, CSI camera connector, ...
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Merge tag 'stm32-dt-for-v6.15-1' of https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32 into soc/dt

STM32 DT for v6.15, round 1

Highlights:
----------

- MPU:
  - STM32MP13:
    - Add thermal support.
    - Add Priva E-Measuringbox board support based on sTM32MP133C SoC.
      It embeds Ethernet RMII with TI phy, SDCard, eMMC and some
      sensors.
    - Add support for DHCOR SoM and DHSBC rev.200 board:
      TPM interrupts and gpio reset + LDO2/LDO5 support.

  - STMP32MP15:
    - Add new Octavo support: LXA FairyTux 2 based on OSD32MP153C SiP.
      It contains eMMC for storage, a gigabit Ethernet, a CAN bus and
      a RS485 transceiver.
    - Add Plymovent AQM board based on STM32MP151 SoC. It embeds:
      ETH RMII, WLAN, BT, Sensors (CO2, PM, pressure), Audio (I2S),
      Storage (SDCard, eMMC).

  - STM32MP25:
    - Add STM32MP257F Discovery board: It embeds a STM32MP257FAL SoC,
      with 4GB of LPDDR4, 2*USB typeA, 1*USB3 typeC, 1*ETH,
      wifi/BT combo, DSI HDMI, LVDS connector ...

    - Introduce STM32MP23 SoC and add STM32MP235F Discovery board:
      It embeds a STM32MP235FAK SoC, with 4GB of LPDDR4, 2*USB typeA,
      1*USB3 typeC, 1*ETH, wifi/BT combo, DSI HDMI, LVDS connector ...

    - Introduce STM32MP21 SoC and STM32MP215F discovery board:
      It embeds a STM32MP235FAN SoC, with 2GB of LPDDR4,
      1*USB2 peripheral bus powered typeC, 1*ETH, wifi/BT combo,
      LCD 18bit connector, CSI camera connector, ...

* tag 'stm32-dt-for-v6.15-1' of https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32: (26 commits)
  arm64: dts: st: add stm32mp215f-dk board support
  dt-bindings: stm32: document stm32mp215f-dk board
  arm64: dts: st: introduce stm32mp21 SoCs family
  arm64: dts: st: add stm32mp235f-dk board support
  dt-bindings: stm32: document stm32mp235f-dk board
  arm64: dts: st: introduce stm32mp23 SoCs family
  dt-bindings: stm32: add STM32MP21 and STM32MP23 compatibles for syscon
  arm64: Kconfig: expand STM32 Armv8 SoC with STM32MP21/STM32MP23 SoCs family
  arm64: dts: st: add stm32mp257f-dk board support
  dt-bindings: stm32: document stm32mp257f-dk board
  ARM: dts: stm32: Add Plymovent AQM devicetree
  ARM: dts: stm32: Add pinmux groups for Plymovent AQM board
  dt-bindings: arm: stm32: Add Plymovent AQM board
  dt-bindings: sound: convert ICS-43432 binding to YAML
  ARM: dts: stm32: Add support for STM32MP13xx DHCOR SoM and DHSBC rev.200 board
  ARM: dts: stm32: use IRQ_TYPE_EDGE_FALLING on stm32mp157c-dk2
  ARM: dts: stm32: add usr3 LED node to stm32f769-disco
  ARM: dts: stm32: rename LEDs nodes for stm32f769-disco
  ARM: dts: stm32: add push button to stm32f746 Discovery board
  ARM: dts: stm32: add led to stm32f746 Discovery board
  ...

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2025-03-19 21:42:19 +01:00
Russell King (Oracle)
50a84bbc7e ARM: dts: stm32: remove "snps,en-tx-lpi-clockgating" property
Whether the MII transmit clock can be stopped is primarily a property
of the PHY (there is a capability bit that should be checked first.)
Whether the MAC is capable of stopping the transmit clock is a separate
issue, but this is already handled by the core DesignWare MAC code.

As commit "net: stmmac: stm32: use PHY capability for TX clock stop"
adds the flag to use the PHY capability, remove the DT property that is
now unecessary.

Cc: Samin Guo <samin.guo@starfivetech.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1tsIUA-005vGX-8A@rmk-PC.armlinux.org.uk
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2025-03-19 18:06:33 +01:00
Ingo Molnar
89771319e0 Linux 6.14-rc7
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Merge tag 'v6.14-rc7' into x86/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2025-03-19 11:03:06 +01:00
Mike Rapoport (Microsoft)
8afa901c14 arch, mm: make releasing of memory to page allocator more explicit
The point where the memory is released from memblock to the buddy
allocator is hidden inside arch-specific mem_init()s and the call to
memblock_free_all() is needlessly duplicated in every artiste cure and
after introduction of arch_mm_preinit() hook, mem_init() implementation on
many architecture only contains the call to memblock_free_all().

Pull memblock_free_all() call into mm_core_init() and drop mem_init() on
relevant architectures to make it more explicit where the free memory is
released from memblock to the buddy allocator and to reduce code
duplication in architecture specific code.

Link: https://lkml.kernel.org/r/20250313135003.836600-14-rppt@kernel.org
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>	[x86]
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>	[m68k]
Tested-by: Mark Brown <broonie@kernel.org>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Betkov <bp@alien8.de>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
Cc: Guo Ren (csky) <guoren@kernel.org>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Helge Deller <deller@gmx.de>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Russel King <linux@armlinux.org.uk>
Cc: Stafford Horne <shorne@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleinxer <tglx@linutronix.de>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Vineet Gupta <vgupta@kernel.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2025-03-17 22:06:53 -07:00