Commit graph

1,307,066 commits

Author SHA1 Message Date
Tejun Heo
cf583264d0 sched_ext: Rename CFI stubs to names that are recognized by BPF
CFI stubs can be used to tag arguments with __nullable (and possibly other
tags in the future) but for that to work the CFI stubs must have names that
are recognized by BPF. Rename them.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
Acked-by: Martin KaFai Lau <martin.lau@kernel.org>
Acked-by: Alexei Starovoitov <ast@kernel.org>
2024-10-24 06:58:09 -10:00
Andrea Righi
dfa4ed29b1 sched_ext: Introduce LLC awareness to the default idle selection policy
Rely on the scheduler topology information to implement basic LLC
awareness in the sched_ext build-in idle selection policy.

This allows schedulers using the built-in policy to make more informed
decisions when selecting an idle CPU in systems with multiple LLCs, such
as NUMA systems or chiplet-based architectures, and it helps keep tasks
within the same LLC domain, thereby improving cache locality.

For efficiency, LLC awareness is applied only to tasks that can run on
all the CPUs in the system for now. If a task's affinity is modified
from user space, it's the responsibility of user space to choose the
appropriate optimized scheduling domain.

Signed-off-by: Andrea Righi <arighi@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-10-23 09:25:26 -10:00
Andrea Righi
b452ae4d20 sched_ext: Clarify ops.select_cpu() for single-CPU tasks
Update ops.select_cpu() documentation to clarify that this method is not
called for tasks that are restricted to run on a single CPU, as these
tasks do not have the option to select a different CPU.

Signed-off-by: Andrea Righi <arighi@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-10-23 09:20:09 -10:00
Andrea Righi
21b8964826 sched_ext: improve WAKE_SYNC behavior for default idle CPU selection
In the sched_ext built-in idle CPU selection logic, when handling a
WF_SYNC wakeup, we always attempt to migrate the task to the waker's
CPU, as the waker is expected to yield the CPU after waking the task.

However, it may be preferable to keep the task on its previous CPU if
the waker's CPU is cache-affine.

The same approach is also used by the fair class and in other scx
schedulers, like scx_rusty and scx_bpfland.

Therefore, apply the same logic to the built-in idle CPU selection
policy as well.

Signed-off-by: Andrea Righi <andrea.righi@linux.dev>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-10-18 10:26:22 -10:00
Tianchen Ding
ba1c9d327e sched_ext: Use btf_ids to resolve task_struct
Save the searching time during bpf_scx_init.

Signed-off-by: Tianchen Ding <dtcccc@linux.alibaba.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-10-17 05:53:17 -10:00
Zhang Qiao
161853a78b sched/ext: Use tg_cgroup() to elieminate duplicate code
Use tg_cgroup() to eliminate duplicate code patterns
in scx_bpf_task_cgroup().

Signed-off-by: Zhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 11:06:28 -10:00
Zhang Qiao
e418cd2b80 sched/ext: Fix unmatch trailing comment of CONFIG_EXT_GROUP_SCHED
The #endif trailing comment of CONFIG_EXT_GROUP_SCHED is unmatched, so fix
it.

Signed-off-by: Zhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 11:06:28 -10:00
Tejun Heo
8427acb6b5 sched_ext: Factor out move_task_between_dsqs() from scx_dispatch_from_dsq()
Pure reorganization. No functional changes.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 11:06:28 -10:00
Zhang Qiao
95b873693a sched_ext: Remove redundant p->nr_cpus_allowed checker
select_rq_task() already checked that 'p->nr_cpus_allowed > 1',
'p->nr_cpus_allowed == 1' checker in scx_select_cpu_dfl() is redundant.

Signed-off-by: Zhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 10:23:45 -10:00
Tejun Heo
efe231d9de sched_ext: Decouple locks in scx_ops_enable()
The enable path uses three big locks - scx_fork_rwsem, scx_cgroup_rwsem and
cpus_read_lock. Currently, the locks are grabbed together which is prone to
locking order problems.

For example, currently, there is a possible deadlock involving
scx_fork_rwsem and cpus_read_lock. cpus_read_lock has to nest inside
scx_fork_rwsem due to locking order existing in other subsystems. However,
there exists a dependency in the other direction during hotplug if hotplug
needs to fork a new task, which happens in some cases. This leads to the
following deadlock:

       scx_ops_enable()                               hotplug

                                          percpu_down_write(&cpu_hotplug_lock)
   percpu_down_write(&scx_fork_rwsem)
   block on cpu_hotplug_lock
                                          kthread_create() waits for kthreadd
					  kthreadd blocks on scx_fork_rwsem

Note that this doesn't trigger lockdep because the hotplug side dependency
bounces through kthreadd.

With the preceding scx_cgroup_enabled change, this can be solved by
decoupling cpus_read_lock, which is needed for static_key manipulations,
from the other two locks.

- Move the first block of static_key manipulations outside of scx_fork_rwsem
  and scx_cgroup_rwsem. This is now safe with the preceding
  scx_cgroup_enabled change.

- Drop scx_cgroup_rwsem and scx_fork_rwsem between the two task iteration
  blocks so that __scx_ops_enabled static_key enabling is outside the two
  rwsems.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-and-tested-by: Aboorva Devarajan <aboorvad@linux.ibm.com>
Link: http://lkml.kernel.org/r/8cd0ec0c4c7c1bc0119e61fbef0bee9d5e24022d.camel@linux.ibm.com
2024-09-27 10:02:40 -10:00
Tejun Heo
160216568c sched_ext: Decouple locks in scx_ops_disable_workfn()
The disable path uses three big locks - scx_fork_rwsem, scx_cgroup_rwsem and
cpus_read_lock. Currently, the locks are grabbed together which is prone to
locking order problems. With the preceding scx_cgroup_enabled change, we can
decouple them:

- As cgroup disabling no longer requires modifying a static_key which
  requires cpus_read_lock(), no need to grab cpus_read_lock() before
  grabbing scx_cgroup_rwsem.

- cgroup can now be independently disabled before tasks are moved back to
  the fair class.

Relocate scx_cgroup_exit() invocation before scx_fork_rwsem is grabbed, drop
now unnecessary cpus_read_lock() and move static_key operations out of
scx_fork_rwsem. This decouples all three locks in the disable path.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-and-tested-by: Aboorva Devarajan <aboorvad@linux.ibm.com>
Link: http://lkml.kernel.org/r/8cd0ec0c4c7c1bc0119e61fbef0bee9d5e24022d.camel@linux.ibm.com
2024-09-27 10:02:40 -10:00
Tejun Heo
568894edbe sched_ext: Add scx_cgroup_enabled to gate cgroup operations and fix scx_tg_online()
If the BPF scheduler does not implement ops.cgroup_init(), scx_tg_online()
didn't set SCX_TG_INITED which meant that ops.cgroup_exit(), even if
implemented, won't be called from scx_tg_offline(). This is because
SCX_HAS_OP(cgroupt_init) is used to test both whether SCX cgroup operations
are enabled and ops.cgroup_init() exists.

Fix it by introducing a separate bool scx_cgroup_enabled to gate cgroup
operations and use SCX_HAS_OP(cgroup_init) only to test whether
ops.cgroup_init() exists. Make all cgroup operations consistently use
scx_cgroup_enabled to test whether cgroup operations are enabled.
scx_cgroup_enabled is added instead of using scx_enabled() to ease planned
locking updates.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 10:02:40 -10:00
Tejun Heo
4269c603cc sched_ext: Enable scx_ops_init_task() separately
scx_ops_init_task() and the follow-up scx_ops_enable_task() in the fork path
were gated by scx_enabled() test and thus __scx_ops_enabled had to be turned
on before the first scx_ops_init_task() loop in scx_ops_enable(). However,
if an external entity causes sched_class switch before the loop is complete,
tasks which are not initialized could be switched to SCX.

The following can be reproduced by running a program which keeps toggling a
process between SCHED_OTHER and SCHED_EXT using sched_setscheduler(2).

  sched_ext: Invalid task state transition 0 -> 3 for fish[1623]
  WARNING: CPU: 1 PID: 1650 at kernel/sched/ext.c:3392 scx_ops_enable_task+0x1a1/0x200
  ...
  Sched_ext: simple (enabling)
  RIP: 0010:scx_ops_enable_task+0x1a1/0x200
  ...
   switching_to_scx+0x13/0xa0
   __sched_setscheduler+0x850/0xa50
   do_sched_setscheduler+0x104/0x1c0
   __x64_sys_sched_setscheduler+0x18/0x30
   do_syscall_64+0x7b/0x140
   entry_SYSCALL_64_after_hwframe+0x76/0x7e

Fix it by gating scx_ops_init_task() separately using
scx_ops_init_task_enabled. __scx_ops_enabled is now set after all tasks are
finished with scx_ops_init_task().

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 10:02:40 -10:00
Tejun Heo
9753358a6a sched_ext: Fix SCX_TASK_INIT -> SCX_TASK_READY transitions in scx_ops_enable()
scx_ops_enable() has two task iteration loops. The first one calls
scx_ops_init_task() on every task and the latter switches the eligible ones
into SCX. The first loop left the tasks in SCX_TASK_INIT state and then the
second loop switched it into READY before switching the task into SCX.

The distinction between INIT and READY is only meaningful in the fork path
where it's used to tell whether the task finished forking so that we can
tell ops.exit_task() accordingly. Leaving task in INIT state between the two
loops is incosistent with the fork path and incorrect. The following can be
triggered by running a program which keeps toggling a task between
SCHED_OTHER and SCHED_SCX while enabling a task:

  sched_ext: Invalid task state transition 1 -> 3 for fish[1526]
  WARNING: CPU: 2 PID: 1615 at kernel/sched/ext.c:3393 scx_ops_enable_task+0x1a1/0x200
  ...
  Sched_ext: qmap (enabling+all)
  RIP: 0010:scx_ops_enable_task+0x1a1/0x200
  ...
   switching_to_scx+0x13/0xa0
   __sched_setscheduler+0x850/0xa50
   do_sched_setscheduler+0x104/0x1c0
   __x64_sys_sched_setscheduler+0x18/0x30
   do_syscall_64+0x7b/0x140
   entry_SYSCALL_64_after_hwframe+0x76/0x7e

Fix it by transitioning to READY in the first loop right after
scx_ops_init_task() succeeds.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: David Vernet <void@manifault.com>
2024-09-27 10:02:40 -10:00
Tejun Heo
8c2090c504 sched_ext: Initialize in bypass mode
scx_ops_enable() used preempt_disable() around the task iteration loop to
switch tasks into SCX to guarantee forward progress of the task which is
running scx_ops_enable(). However, in the gap between setting
__scx_ops_enabled and preeempt_disable(), an external entity can put tasks
including the enabling one into SCX prematurely, which can lead to
malfunctions including stalls.

The bypass mode can wrap the entire enabling operation and guarantee forward
progress no matter what the BPF scheduler does. Use the bypass mode instead
to guarantee forward progress while enabling.

While at it, release and regrab scx_tasks_lock between the two task
iteration locks in scx_ops_enable() for clarity as there is no reason to
keep holding the lock between them.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 10:02:40 -10:00
Tejun Heo
fc1fcebead sched_ext: Remove SCX_OPS_PREPPING
The distinction between SCX_OPS_PREPPING and SCX_OPS_ENABLING is not used
anywhere and only adds confusion. Drop SCX_OPS_PREPPING.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-27 10:02:39 -10:00
Tejun Heo
1bbcfe620e sched_ext: Relocate check_hotplug_seq() call in scx_ops_enable()
check_hotplug_seq() is used to detect CPU hotplug event which occurred while
the BPF scheduler is being loaded so that initialization can be retried if
CPU hotplug events take place before the CPU hotplug callbacks are online.

As such, the best place to call it is in the same cpu_read_lock() section
that enables the CPU hotplug ops. Currently, it is called in the next
cpus_read_lock() block in scx_ops_enable(). The side effect of this
placement is a small window in which hotplug sequence detection can trigger
unnecessarily, which isn't critical.

Move check_hotplug_seq() invocation to the same cpus_read_lock() block as
the hotplug operation enablement to close the window and get the invocation
out of the way for planned locking updates.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: David Vernet <void@manifault.com>
2024-09-27 10:02:39 -10:00
Tejun Heo
6f34d8d382 sched_ext: Use shorter slice while bypassing
While bypassing, tasks are scheduled in FIFO order which favors tasks that
hog CPUs. This can slow down e.g. unloading of the BPF scheduler. While
bypassing, guaranteeing timely forward progress is the main goal. There's no
point in giving long slices. Shorten the time slice used while bypassing
from 20ms to 5ms.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
2024-09-26 12:56:46 -10:00
Tejun Heo
b7b3b2dbae sched_ext: Split the global DSQ per NUMA node
In the bypass mode, the global DSQ is used to schedule all tasks in simple
FIFO order. All tasks are queued into the global DSQ and all CPUs try to
execute tasks from it. This creates a lot of cross-node cacheline accesses
and scheduling across the node boundaries, and can lead to live-lock
conditions where the system takes tens of minutes to disable the BPF
scheduler while executing in the bypass mode.

Split the global DSQ per NUMA node. Each node has its own global DSQ. When a
task is dispatched to SCX_DSQ_GLOBAL, it's put into the global DSQ local to
the task's CPU and all CPUs in a node only consume its node-local global
DSQ.

This resolves a livelock condition which could be reliably triggered on an
2x EPYC 7642 system by running `stress-ng --race-sched 1024` together with
`stress-ng --workload 80 --workload-threads 10` while repeatedly enabling
and disabling a SCX scheduler.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
2024-09-26 12:56:46 -10:00
Tejun Heo
bba26bf356 sched_ext: Relocate find_user_dsq()
To prepare for the addition of find_global_dsq(). No functional changes.

Signed-off-by: tejun heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
2024-09-26 12:56:46 -10:00
Tejun Heo
63fb3ec805 sched_ext: Allow only user DSQs for scx_bpf_consume(), scx_bpf_dsq_nr_queued() and bpf_iter_scx_dsq_new()
SCX_DSQ_GLOBAL is special in that it can't be used as a priority queue and
is consumed implicitly, but all BPF DSQ related kfuncs could be used on it.
SCX_DSQ_GLOBAL will be split per-node for scalability and those operations
won't make sense anymore. Disallow SCX_DSQ_GLOBAL on scx_bpf_consume(),
scx_bpf_dsq_nr_queued() and bpf_iter_scx_dsq_new(). This means that
SCX_DSQ_GLOBAL can only be used as a dispatch target from BPF schedulers.

With scx_flatcg, which was using SCX_DSQ_GLOBAL as the fallback DSQ,
updated, this shouldn't affect any schedulers.

This leaves find_dsq_for_dispatch() the only user of find_non_local_dsq().
Open code and remove find_non_local_dsq().

Signed-off-by: tejun heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
2024-09-26 12:56:46 -10:00
Tejun Heo
c9c809f413 scx_flatcg: Use a user DSQ for fallback instead of SCX_DSQ_GLOBAL
scx_flatcg was using SCX_DSQ_GLOBAL for fallback handling. However, it is
assuming that SCX_DSQ_GLOBAL isn't automatically consumed, which was true a
while ago but is no longer the case. Also, there are further changes planned
for SCX_DSQ_GLOBAL which will disallow explicit consumption from it. Switch
to a user DSQ for fallback.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
2024-09-26 12:56:46 -10:00
Tejun Heo
a748db0c8c tools/sched_ext: Receive misc updates from SCX repo
Receive misc tools/sched_ext updates from https://github.com/sched-ext/scx
to sync userspace bits.

- LSP macros to help language servers.

- bpf_cpumask_weight() declaration and cast_mask() helper.

- Cosmetic updates to scx_flatcg.bpf.c.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-25 12:22:37 -10:00
Tejun Heo
1e123fd73d sched_ext: Add __COMPAT helpers for features added during v6.12 devel cycle
cgroup support and scx_bpf_dispatch[_vtime]_from_dsq() are newly added since
8bb30798fd ("sched_ext: Fixes incorrect type in bpf_scx_init()") which is
the current earliest commit targeted by BPF schedulers. Add compat helpers
for them and apply them in the example schedulers.

These will be dropped after a few kernel releases. The exact backward
compatibility window hasn't been decided yet.

Signed-off-by: Tejun Heo <tj@kernel.org>
2024-09-25 11:58:44 -10:00
Tejun Heo
42268ad0eb sched_ext: Build fix for !CONFIG_SMP
move_remote_task_to_local_dsq() is only defined on SMP configs but
scx_disaptch_from_dsq() was calling move_remote_task_to_local_dsq() on UP
configs too causing build failures. Add a dummy
move_remote_task_to_local_dsq() which triggers a warning.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 4c30f5ce4f ("sched_ext: Implement scx_bpf_dispatch[_vtime]_from_dsq()")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202409241108.jaocHiDJ-lkp@intel.com/
2024-09-24 11:10:07 -10:00
Linus Torvalds
68e5c7d4ce Kbuild updates for v6.12
- Support cross-compiling linux-headers Debian package and kernel-devel
    RPM package
 
  - Add support for the linux-debug Pacman package
 
  - Improve module rebuilding speed by factoring out the common code to
    scripts/module-common.c
 
  - Separate device tree build rules into scripts/Makefile.dtbs
 
  - Add a new script to generate modules.builtin.ranges, which is useful
    for tracing tools to find symbols in built-in modules
 
  - Refactor Kconfig and misc tools
 
  - Update Kbuild and Kconfig documentation
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Merge tag 'kbuild-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - Support cross-compiling linux-headers Debian package and kernel-devel
   RPM package

 - Add support for the linux-debug Pacman package

 - Improve module rebuilding speed by factoring out the common code to
   scripts/module-common.c

 - Separate device tree build rules into scripts/Makefile.dtbs

 - Add a new script to generate modules.builtin.ranges, which is useful
   for tracing tools to find symbols in built-in modules

 - Refactor Kconfig and misc tools

 - Update Kbuild and Kconfig documentation

* tag 'kbuild-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (51 commits)
  kbuild: doc: replace "gcc" in external module description
  kbuild: doc: describe the -C option precisely for external module builds
  kbuild: doc: remove the description about shipped files
  kbuild: doc: drop section numbering, use references in modules.rst
  kbuild: doc: throw out the local table of contents in modules.rst
  kbuild: doc: remove outdated description of the limitation on -I usage
  kbuild: doc: remove description about grepping CONFIG options
  kbuild: doc: update the description about Kbuild/Makefile split
  kbuild: remove unnecessary export of RUST_LIB_SRC
  kbuild: remove append operation on cmd_ld_ko_o
  kconfig: cache expression values
  kconfig: use hash table to reuse expressions
  kconfig: refactor expr_eliminate_dups()
  kconfig: add comments to expression transformations
  kconfig: change some expr_*() functions to bool
  scripts: move hash function from scripts/kconfig/ to scripts/include/
  kallsyms: change overflow variable to bool type
  kallsyms: squash output_address()
  kbuild: add install target for modules.builtin.ranges
  scripts: add verifier script for builtin module range data
  ...
2024-09-24 13:02:06 -07:00
Linus Torvalds
7f8de2bf07 linux-cpupower-6.12-rc1-fixes
This cpupower fixes update consists fix to raw_pylibcpupower.i being
 removed by "make mrproper". "*.i", "*.o" files are generated during
 kernel compile and removed when the repo is cleaned by mrproper.
 
 The file is renamed to use .swg extension instead to avoid the problem.
 The second patch removes references to raw_pylibcpupower.i from .gitignore.
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Merge tag 'linux-cpupower-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux

Pull cpupower updates from Shuah Khan
 "The 'raw_pylibcpupower.i' file was being removed by "make mrproper".

  That was because '*.i', '.s' and '*.o' files are generated during
  kernel compile and removed when the repo is cleaned by mrproper.

  Rename it to use .swg extension instead to avoid the problem.

  A second patch removes references to it from .gitignore"

* tag 'linux-cpupower-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux:
  pm: cpupower: Clean up bindings gitignore
  pm: cpupower: rename raw_pylibcpupower.i
2024-09-24 12:57:46 -07:00
Linus Torvalds
cd3d647729 I3C for 6.12
Core:
  - allow adjusting first broadcast address speed
 
 Drivers:
  - cdns: few fixes
  - mipi-i3c-hci: Add AMD SoC I3C controller support and quirks, fix get_i3c_mode
  - svc: adjust rates, fix race condition
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Merge tag 'i3c/for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux

Pull i3c updates from Alexandre Belloni:
 "This adds support for the I3C HCI controller of the AMD SoC which as
  expected requires quirks. Also fixes for the other drivers, including
  rate selection fixes for svc.

  Core:
   - allow adjusting first broadcast address speed

  Drivers:
   - cdns: few fixes
   - mipi-i3c-hci: Add AMD SoC I3C controller support and quirks, fix
     get_i3c_mode
   - svc: adjust rates, fix race condition"

* tag 'i3c/for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux:
  i3c: master: svc: Fix use after free vulnerability in svc_i3c_master Driver Due to Race Condition
  i3c: master: cdns: Fix use after free vulnerability in cdns_i3c_master Driver Due to Race Condition
  i3c: master: svc: adjust SDR according to i3c spec
  i3c: master: svc: use slow speed for first broadcast address
  i3c: master: support to adjust first broadcast address speed
  i3c/master: cmd_v1: Fix the rule for getting i3c mode
  i3c: master: cdns: fix module autoloading
  i3c: mipi-i3c-hci: Add a quirk to set Response buffer threshold
  i3c: mipi-i3c-hci: Add a quirk to set timing parameters
  i3c: mipi-i3c-hci: Relocate helper macros to HCI header file
  i3c: mipi-i3c-hci: Add a quirk to set PIO mode
  i3c: mipi-i3c-hci: Read HC_CONTROL_PIO_MODE only after i3c hci v1.1
  i3c: mipi-i3c-hci: Add AMDI5017 ACPI ID to the I3C Support List
2024-09-24 12:53:54 -07:00
Linus Torvalds
ba0c0cb56f remoteproc: k3-m4: use the proper dependencies
The TI_K3_M4_REMOTEPROC Kconfig entry selects OMAP2PLUS_MBOX, but that
driver in turn depends on other things, which the k4-m4 driver didn't.

This causes a Kconfig time warning:

  WARNING: unmet direct dependencies detected for OMAP2PLUS_MBOX
    Depends on [n]: MAILBOX [=y] && (ARCH_OMAP2PLUS || ARCH_K3)
    Selected by [m]:
    - TI_K3_M4_REMOTEPROC [=m] && REMOTEPROC [=y] && (ARCH_K3 || COMPILE_TEST [=y])

because you can't select something that is unavailable.

Make the dependencies for TI_K3_M4_REMOTEPROC match those of the
OMAP2PLUS_MBOX driver that it needs.

Fixes: ebcf9008a8 ("remoteproc: k3-m4: Add a remoteproc driver for M4F subsystem")
Cc: Bjorn Andersson <andersson@kernel.org>
Cc: Martyn Welch <martyn.welch@collabora.com>
Cc: Hari Nagalla <hnagalla@ti.com>
Cc: Andrew Davis <afd@ti.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-09-24 12:48:35 -07:00
Linus Torvalds
9ae2940cbc Input updates for v6.12-rc0
- support for PixArt PS/2 touchpad
 
 - updates to tsc2004/5, usbtouchscreen, and zforce_ts drivers
 
 - support for GPIO-only mode for ADP55888 controller
 
 - support for touch keys in Zinitix driver
 
 - support for querying density of Synaptics sensors
 
 - sysfs interface for Goodex "Berlin" devices to read and write touch IC
   registers
 
 - more quirks to i8042 to handle various Tuxedo laptops
 
 - a number of drivers have been converted to using "guard" notation
   when acquiring various locks, as well as using other cleanup functions
   to simplify releasing of resources (with more drivers to follow)
 
 - evdev will limit amount of data that can be written into an evdev
   instance at a given time to 4096 bytes (170 input events) to avoid
   holding evdev->mutex for too long and starving other users
 
 - Spitz has been converted to use software nodes/properties to describe
   its matrix keypad and GPIO-connected LEDs
 
 - msc5000_ts, msc_touchkey and keypad-nomadik-ske drivers have been
   removed since noone in mainline have been using them
 
 - other assorted cleanups and fixes.
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Merge tag 'input-for-v6.12-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Pull input updates from Dmitry Torokhov:

 - support for PixArt PS/2 touchpad

 - updates to tsc2004/5, usbtouchscreen, and zforce_ts drivers

 - support for GPIO-only mode for ADP55888 controller

 - support for touch keys in Zinitix driver

 - support for querying density of Synaptics sensors

 - sysfs interface for Goodex "Berlin" devices to read and write touch
   IC registers

 - more quirks to i8042 to handle various Tuxedo laptops

 - a number of drivers have been converted to using "guard" notation
   when acquiring various locks, as well as using other cleanup
   functions to simplify releasing of resources (with more drivers to
   follow)

 - evdev will limit amount of data that can be written into an evdev
   instance at a given time to 4096 bytes (170 input events) to avoid
   holding evdev->mutex for too long and starving other users

 - Spitz has been converted to use software nodes/properties to describe
   its matrix keypad and GPIO-connected LEDs

 - msc5000_ts, msc_touchkey and keypad-nomadik-ske drivers have been
   removed since noone in mainline have been using them

 - other assorted cleanups and fixes

* tag 'input-for-v6.12-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (98 commits)
  ARM: spitz: fix compile error when matrix keypad driver is enabled
  Input: hynitron_cstxxx - drop explicit initialization of struct i2c_device_id::driver_data to 0
  Input: adp5588-keys - fix check on return code
  Input: Convert comma to semicolon
  Input: i8042 - add TUXEDO Stellaris 15 Slim Gen6 AMD to i8042 quirk table
  Input: i8042 - add another board name for TUXEDO Stellaris Gen5 AMD line
  Input: tegra-kbc - use of_property_read_variable_u32_array() and of_property_present()
  Input: ps2-gpio - use IRQF_NO_AUTOEN flag in request_irq()
  Input: ims-pcu - fix calling interruptible mutex
  Input: zforce_ts - switch to using asynchronous probing
  Input: zforce_ts - remove assert/deassert wrappers
  Input: zforce_ts - do not hardcode interrupt level
  Input: zforce_ts - switch to using devm_regulator_get_enable()
  Input: zforce_ts - stop treating VDD regulator as optional
  Input: zforce_ts - make zforce_idtable constant
  Input: zforce_ts - use dev_err_probe() where appropriate
  Input: zforce_ts - do not ignore errors when acquiring regulator
  Input: zforce_ts - make parsing of contacts less confusing
  Input: zforce_ts - switch to using get_unaligned_le16
  Input: zforce_ts - use guard notation when acquiring mutexes
  ...
2024-09-24 12:42:35 -07:00
Linus Torvalds
6db6a19f1a hwspinlock update for v6.12
This converts the Spreadtrum hardware spinlock DeviceTree binding to
 YAML, to allow validation of related DeviceTree source.
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Merge tag 'hwlock-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

Pull hwspinlock update from Bjorn Andersson:
 "This converts the Spreadtrum hardware spinlock DeviceTree binding to
  YAML, to allow validation of related DeviceTree source"

* tag 'hwlock-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux:
  dt-bindings: hwlock: sprd-hwspinlock: convert to YAML
2024-09-24 12:33:22 -07:00
Linus Torvalds
6e10aa1fee rpmsg updates for v6.12
This performs minor cleanup/refactor of the Qualcomm GLINK code, in
 order to then add trace events related to the messages exchange with the
 remote side, useful for debugging a range of interoperability issues.
 
 The nested structs with flexible array members, in the same driver, is
 then rewritten to avoid the risk of invalid accesses.
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Merge tag 'rpmsg-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

Pull rpmsg updates from Bjorn Andersson:

 - Minor cleanup/refactor to the Qualcomm GLINK code, in order to add
   trace events related to the messages exchange with the remote side,
   useful for debugging a range of interoperability issues

 - Rewrite the nested structs with flexible array members in order to
   avoid the risk of invalid accesses

* tag 'rpmsg-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux:
  rpmsg: glink: Avoid -Wflex-array-member-not-at-end warnings
  rpmsg: glink: Introduce packet tracepoints
  rpmsg: glink: Pass channel to qcom_glink_send_close_ack()
  rpmsg: glink: Tidy up RX advance handling
2024-09-24 12:24:32 -07:00
Linus Torvalds
5c480f1da8 remoteproc updates for v6.12
This adds remoteproc support for the Cortex M4F found in AM62x and AM64x
 of the TI K3 family, support for the modem remoteproc in the Qualcomm
 SDX75, and audio, compute and general-purpose DSPs of the Qualcomm
 SA8775P.
 
 The i.MX remoteproc driver gains support for blocking and non-blocking
 mailbox transmissions, followed by the implementation of poweroff and
 reboot mechanisms, using the same. This is followed by a few bug fixes
 and minor improvements.
 
 A few cleanups and bug fixes for the TI K3 DSP and R5F drivers are
 introduced.
 
 Support for mapping SRAM regions into the AMD-Xilinx Zynqmp R5 cores is
 added.
 
 The Ingenic, TI DA8xx, TI Keystone, TI K3, ST slim drivers are
 simplified using devres helpers for various allocations.
 
 Uses of of_{find,get}_property() are replaced with of_property_present()
 where possible.
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Merge tag 'rproc-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

Pull remoteproc updates from Bjorn Andersson:

 - Add remoteproc support for the Cortex M4F found in AM62x and AM64x of
   the TI K3 family, support for the modem remoteproc in the Qualcomm
   SDX75, and audio, compute and general-purpose DSPs of the Qualcomm
   SA8775P.

 - Add support for blocking and non-blocking mailbox transmissions to
   the i.MX remoteproc driver, and implement poweroff and reboot
   mechanisms using them. Plus a few bug fixes and minor improvements.

 - Cleanups and bug fixes for the TI K3 DSP and R5F drivers

 - Support mapping SRAM regions into the AMD-Xilinx Zynqmp R5 cores

 - Use devres helpers for various allocations in the Ingenic, TI DA8xx,
   TI Keystone, TI K3, ST slim drivers

 - Replace uses of of_{find,get}_property() with of_property_present()
   where possible

* tag 'rproc-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (25 commits)
  remoteporc: ingenic: Use devm_platform_ioremap_resource_byname()
  remoteproc: da8xx: Use devm_platform_ioremap_resource_byname()
  remoteproc: st_slim: Use devm_platform_ioremap_resource_byname()
  remoteproc: xlnx: Add sram support
  remoteproc: k3-r5: Fix error handling when power-up failed
  remoteproc: imx_rproc: Add support for poweroff and reboot
  remoteproc: imx_rproc: Allow setting of the mailbox transmit mode
  remoteproc: k3-r5: Delay notification of wakeup event
  remoteproc: k3-m4: Add a remoteproc driver for M4F subsystem
  remoteproc: k3: Factor out TI-SCI processor control OF get function
  dt-bindings: remoteproc: k3-m4f: Add K3 AM64x SoCs
  remoteproc: k3-dsp: Acquire mailbox handle during probe routine
  remoteproc: k3-r5: Acquire mailbox handle during probe routine
  remoteproc: k3-r5: Use devm_rproc_alloc() helper
  remoteproc: qcom: pas: Add support for SA8775p ADSP, CDSP and GPDSP
  remoteproc: qcom: pas: Add SDX75 remoteproc support
  dt-bindings: remoteproc: qcom,sm8550-pas: document the SDX75 PAS
  remoteproc: keystone: Use devm_rproc_alloc() helper
  remoteproc: keystone: Use devm_kasprintf() to build name string
  dt-bindings: remoteproc: xlnx,zynqmp-r5fss: Add missing "additionalProperties" on child nodes
  ...
2024-09-24 12:16:49 -07:00
Linus Torvalds
7bc21c5e1f VFIO updates for v6.12
- Remove several unused structure and function declarations, and unused
    variables. (Dr. David Alan Gilbert, Yue Haibing, Zhang Zekun)
 
  - Constify unmodified structure in mdev. (Hongbo Li)
 
  - Convert to unsigned type to catch overflow with less fanfare than
    passing a negative value to kcalloc(). (Dan Carpenter)
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Merge tag 'vfio-v6.12-rc1' of https://github.com/awilliam/linux-vfio

Pull VFIO updates from Alex Williamson:
 "Just a few cleanups this cycle:

   - Remove several unused structure and function declarations, and
     unused variables (Dr. David Alan Gilbert, Yue Haibing, Zhang Zekun)

   - Constify unmodified structure in mdev (Hongbo Li)

   - Convert to unsigned type to catch overflow with less fanfare than
     passing a negative value to kcalloc() (Dan Carpenter)"

* tag 'vfio-v6.12-rc1' of https://github.com/awilliam/linux-vfio:
  vfio/pci: clean up a type in vfio_pci_ioctl_pci_hot_reset_groups()
  vfio/mdev: Constify struct kobj_type
  vfio: mdev: Remove unused function declarations
  vfio/fsl-mc: Remove unused variable 'hwirq'
  vfio/pci: Remove unused struct 'vfio_pci_mmap_vma'
2024-09-24 12:07:47 -07:00
Linus Torvalds
4491b85480 dma-mapping fixes for Linux 6.12
- sort out a few issues with the direct calls to iommu-dma
    (Christoph Hellwig, Leon Romanovsky)
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Merge tag 'dma-mapping-6.12-2024-09-24' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fixes from Christoph Hellwig:

 - sort out a few issues with the direct calls to iommu-dma (Christoph
   Hellwig, Leon Romanovsky)

* tag 'dma-mapping-6.12-2024-09-24' of git://git.infradead.org/users/hch/dma-mapping:
  dma-mapping: report unlimited DMA addressing in IOMMU DMA path
  iommu/dma: remove most stubs in iommu-dma.h
  dma-mapping: fix vmap and mmap of noncontiougs allocations
2024-09-24 12:00:37 -07:00
Linus Torvalds
db78436bed iommufd 6.12 merge window pull
Collection of small cleanup and one fix:
 
 - Sort headers and struct forward declarations
 
 - Fix random selftest failures in some cases due to dirty tracking tests
 
 - Have the reserved IOVA regions mechanism work when a HWPT is used as a
   nesting parent. This updates the nesting parent's IOAS with the reserved
   regions of the device and will also install the ITS doorbell page on
   ARM.
 
 - Add missed validation of parent domain ops against the current iommu
 
 - Fix a syzkaller bug related to integer overflow during ALIGN()
 
 - Tidy two iommu_domain attach paths
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Merge tag 'for-linus-iommufd' of git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd

Pull iommufd updates from Jason Gunthorpe:
 "Collection of small cleanup and one fix:

   - Sort headers and struct forward declarations

   - Fix random selftest failures in some cases due to dirty tracking
     tests

   - Have the reserved IOVA regions mechanism work when a HWPT is used
     as a nesting parent. This updates the nesting parent's IOAS with
     the reserved regions of the device and will also install the ITS
     doorbell page on ARM.

   - Add missed validation of parent domain ops against the current
     iommu

   - Fix a syzkaller bug related to integer overflow during ALIGN()

   - Tidy two iommu_domain attach paths"

* tag 'for-linus-iommufd' of git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd:
  iommu: Set iommu_attach_handle->domain in core
  iommufd: Avoid duplicated __iommu_group_set_core_domain() call
  iommufd: Protect against overflow of ALIGN() during iova allocation
  iommufd: Reorder struct forward declarations
  iommufd: Check the domain owner of the parent before creating a nesting domain
  iommufd/device: Enforce reserved IOVA also when attached to hwpt_nested
  iommufd/selftest: Fix buffer read overrrun in the dirty test
  iommufd: Reorder include files
2024-09-24 11:55:26 -07:00
Linus Torvalds
54d7e8190e RDMA v6.12 merge window
Usual collection of small improvements and fixes:
 
 - Bug fixes and minor improvments in cxgb4, siw, mlx5, rxe, efa, rts, hfi,
   erdma, hns, irdma
 
 - Code cleanups/typos/etc. Tidy alloc_ordered_workqueue() calls
 
 - Multipath PCI for mlx5
 
 - Variable size work queue, SRQ changes, and relaxed ordering for new bnxt HW
 
 - New ODP fault resolution FW protocol in mlx5
 
 - New "rdma monitor" netlink mechanism
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:
 "Usual collection of small improvements and fixes, nothing especially
  stands out to me here.

  The new multipath PCI feature is a sign of things to come, I think we
  will see more of this in the next 10 years. Broadcom and HNS continue
  to update their drivers for their new HW generations.

  Summary:

   - Bug fixes and minor improvments in cxgb4, siw, mlx5, rxe, efa, rts,
     hfi, erdma, hns, irdma

   - Code cleanups/typos/etc. Tidy alloc_ordered_workqueue() calls

   - Multipath PCI for mlx5

   - Variable size work queue, SRQ changes, and relaxed ordering for new
     bnxt HW

   - New ODP fault resolution FW protocol in mlx5

   - New 'rdma monitor' netlink mechanism"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (99 commits)
  RDMA/bnxt_re: Remove the unused variable en_dev
  RDMA/nldev: Add missing break in rdma_nl_notify_err_msg()
  RDMA/irdma: fix error message in irdma_modify_qp_roce()
  RDMA/cxgb4: Added NULL check for lookup_atid
  RDMA/hns: Fix ah error counter in sw stat not increasing
  RDMA/bnxt_re: Recover the device when FW error is detected
  RDMA/bnxt_re: Group all operations under add_device and remove_device
  RDMA/bnxt_re: Use the aux device for L2 ULP callbacks
  RDMA/bnxt_re: Change aux driver data to en_info to hold more information
  RDMA/nldev: Expose whether RDMA monitoring is supported
  RDMA/nldev: Add support for RDMA monitoring
  RDMA/mlx5: Use IB set_netdev and get_netdev functions
  RDMA/device: Remove optimization in ib_device_get_netdev()
  RDMA/mlx5: Initialize phys_port_cnt earlier in RDMA device creation
  RDMA/mlx5: Obtain upper net device only when needed
  RDMA/mlx5: Check RoCE LAG status before getting netdev
  RDMA/mlx5: Consider the query_vuid cap for data_direct
  net/mlx5: Handle memory scheme ODP capabilities
  RDMA/mlx5: Add implicit MR handling to ODP memory scheme
  RDMA/mlx5: Add handling for memory scheme page fault events
  ...
2024-09-24 11:48:00 -07:00
Linus Torvalds
6fa6588e59 sched_ext: Fixes for v6.12-rc1
- Three build fixes.
 
 - The fix for a stall bug introduced by a recent optimization in sched core
   (SM_IDLE).
 
 - Addition of /sys/kernel/sched_ext/enable_seq. While not a fix, it is a
   simple addition that distro people want to be able to tell whether an SCX
   scheduler has ever been loaded on the system.
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Merge tag 'sched_ext-for-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext

Pull sched_ext fixes from Tejun Heo:

 - Three build fixes

 - The fix for a stall bug introduced by a recent optimization in sched
   core (SM_IDLE)

 - Addition of /sys/kernel/sched_ext/enable_seq. While not a fix, it is
   a simple addition that distro people want to be able to tell whether
   an SCX scheduler has ever been loaded on the system

* tag 'sched_ext-for-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext:
  sched_ext: Provide a sysfs enable_seq counter
  sched_ext: Fix build when !CONFIG_STACKTRACE
  sched, sched_ext: Disable SM_IDLE/rq empty path when scx_enabled()
  sched: Put task_group::idle under CONFIG_GROUP_SCHED_WEIGHT
  sched: Add dummy version of sched_group_set_idle()
2024-09-24 11:33:50 -07:00
Linus Torvalds
3147a0689d for-6.12/io_uring-20240922
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Merge tag 'for-6.12/io_uring-20240922' of git://git.kernel.dk/linux

Pull more io_uring updates from Jens Axboe:
 "Mostly just a set of fixes in here, or little changes that didn't get
  included in the initial pull request. This contains:

   - Move the SQPOLL napi polling outside the submission lock (Olivier)

   - Rename of the "copy buffers" API that got added in the 6.12 merge
     window. There's really no copying going on, it's just referencing
     the buffers. After a bit of consideration, decided that it was
     better to simply rename this to avoid potential confusion (me)

   - Shrink struct io_mapped_ubuf from 48 to 32 bytes, by changing it to
     start + len tracking rather than having start / end in there, and
     by removing the caching of folio_mask when we can just calculate it
     from folio_shift when we need it (me)

   - Fixes for the SQPOLL affinity checking (me, Felix)

   - Fix for how cqring waiting checks for the presence of task_work.
     Just check it directly rather than check for a specific
     notification mechanism (me)

   - Tweak to how request linking is represented in tracing (me)

   - Fix a syzbot report that deliberately sets up a huge list of
     overflow entries, and then hits rcu stalls when flushing this list.
     Just check for the need to preempt, and drop/reacquire locks in the
     loop. There's no state maintained over the loop itself, and each
     entry is yanked from head-of-list (me)"

* tag 'for-6.12/io_uring-20240922' of git://git.kernel.dk/linux:
  io_uring: check if we need to reschedule during overflow flush
  io_uring: improve request linking trace
  io_uring: check for presence of task_work rather than TIF_NOTIFY_SIGNAL
  io_uring/sqpoll: do the napi busy poll outside the submission block
  io_uring: clean up a type in io_uring_register_get_file()
  io_uring/sqpoll: do not put cpumask on stack
  io_uring/sqpoll: retain test for whether the CPU is valid
  io_uring/rsrc: change ubuf->ubuf_end to length tracking
  io_uring/rsrc: get rid of io_mapped_ubuf->folio_mask
  io_uring: rename "copy buffers" to "clone buffers"
2024-09-24 11:11:38 -07:00
Linus Torvalds
172d513936 Summary
* Bug fix: Avoid evaluating non-mount ctl_tables as a sysctl_mount_point by
   removing the unlikely (but possible) chance that the permanently empty
   ctl_table array shares its address with another ctl_table.
 * Update Joel Granados' contact info in MAINTAINERS.
 
 Testing
 
 * Bug fix merged to linux-next after 6.11-rc5
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Merge tag 'sysctl-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/sysctl/sysctl

Pull sysctl update from Joel Granados:

 - Avoid evaluating non-mount ctl_tables as a sysctl_mount_point by
   removing the unlikely (but possible) chance that the permanently
   empty ctl_table array shares its address with another ctl_table

 - Update Joel Granados' contact info in MAINTAINERS

* tag 'sysctl-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/sysctl/sysctl:
  MAINTAINERS: update email for Joel Granados
  sysctl: avoid spurious permanent empty tables
2024-09-24 11:08:40 -07:00
Linus Torvalds
97d8894b6f RISC-V Patches for the 6.12 Merge Window, Part 1
* Support for using Zkr to seed KASLR.
 * Support for IPI-triggered CPU backtracing.
 * Support for generic CPU vulnerabilities reporting to userspace.
 * A few cleanups for missing licenses.
 * The size limit on the XIP kernel has been removed.
 * Support for tracing userspace stacks.
 * Support for the Svvptc extension.
 * Various cleanups and fixes throughout the tree.
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Merge tag 'riscv-for-linus-6.12-mw1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V updates from Palmer Dabbelt:

 - Support using Zkr to seed KASLR

 - Support IPI-triggered CPU backtracing

 - Support for generic CPU vulnerabilities reporting to userspace

 - A few cleanups for missing licenses

 - The size limit on the XIP kernel has been removed

 - Support for tracing userspace stacks

 - Support for the Svvptc extension

 - Various cleanups and fixes throughout the tree

* tag 'riscv-for-linus-6.12-mw1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (47 commits)
  crash: Fix riscv64 crash memory reserve dead loop
  perf/riscv-sbi: Add platform specific firmware event handling
  tools: Optimize ring buffer for riscv
  tools: Add riscv barrier implementation
  RISC-V: Don't have MAX_PHYSMEM_BITS exceed phys_addr_t
  ACPI: NUMA: initialize all values of acpi_early_node_map to NUMA_NO_NODE
  riscv: Enable bitops instrumentation
  riscv: Omit optimized string routines when using KASAN
  ACPI: RISCV: Make acpi_numa_get_nid() to be static
  riscv: Randomize lower bits of stack address
  selftests: riscv: Allow mmap test to compile on 32-bit
  riscv: Make riscv_isa_vendor_ext_andes array static
  riscv: Use LIST_HEAD() to simplify code
  riscv: defconfig: Disable RZ/Five peripheral support
  RISC-V: Implement kgdb_roundup_cpus() to enable future NMI Roundup
  riscv: avoid Imbalance in RAS
  riscv: cacheinfo: Add back init_cache_level() function
  riscv: Remove unused _TIF_WORK_MASK
  drivers/perf: riscv: Remove redundant macro check
  riscv: define ILLEGAL_POINTER_VALUE for 64bit
  ...
2024-09-24 10:59:17 -07:00
Linus Torvalds
7108fff884 m68knommu: updates and fixes for v6.12
Fixes include:
 . remove trailing space in pr_debug message
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Merge tag 'm68knommu-for-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu

Pull m68knommu fixlet from Greg Ungerer:
 "Only a single change, cleaning up white space in debug message"

* tag 'm68knommu-for-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68k: remove trailing space after \n newline
2024-09-24 10:48:44 -07:00
Linus Torvalds
1cfb46051d This push fixes the following issues:
- Disable buggy p10 aes-gcm code on powerpc.
 - Fix module aliases in paes_s390.
 - Fix buffer overread in caam.
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Merge tag 'v6.12-p2' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto fixes from Herbert Xu:

 - Disable buggy p10 aes-gcm code on powerpc

 - Fix module aliases in paes_s390

 - Fix buffer overread in caam

* tag 'v6.12-p2' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: powerpc/p10-aes-gcm - Disable CRYPTO_AES_GCM_P10
  crypto: s390/paes - Fix module aliases
  crypto: caam - Pad SG length when allocating hash edesc
2024-09-24 10:46:54 -07:00
Linus Torvalds
e1b061b444 Landlock updates for v6.12-rc1
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Merge tag 'landlock-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux

Pull landlock updates from Mickaël Salaün:
 "We can now scope a Landlock domain thanks to a new "scoped" field that
  can deny interactions with resources outside of this domain.

  The LANDLOCK_SCOPE_ABSTRACT_UNIX_SOCKET flag denies connections to an
  abstract UNIX socket created outside of the current scoped domain, and
  the LANDLOCK_SCOPE_SIGNAL flag denies sending a signal to processes
  outside of the current scoped domain.

  These restrictions also apply to nested domains according to their
  scope. The related changes will also be useful to support other kind
  of IPC isolations"

* tag 'landlock-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux:
  landlock: Document LANDLOCK_SCOPE_SIGNAL
  samples/landlock: Add support for signal scoping
  selftests/landlock: Test signal created by out-of-bound message
  selftests/landlock: Test signal scoping for threads
  selftests/landlock: Test signal scoping
  landlock: Add signal scoping
  landlock: Document LANDLOCK_SCOPE_ABSTRACT_UNIX_SOCKET
  samples/landlock: Add support for abstract UNIX socket scoping
  selftests/landlock: Test inherited restriction of abstract UNIX socket
  selftests/landlock: Test connected and unconnected datagram UNIX socket
  selftests/landlock: Test UNIX sockets with any address formats
  selftests/landlock: Test abstract UNIX socket scoping
  selftests/landlock: Test handling of unknown scope
  landlock: Add abstract UNIX socket scoping
2024-09-24 10:40:11 -07:00
Linus Torvalds
24f772dec3 Hi,
The beef of this pull request is OpenSSL 3.0 compatibility fixes for the
 signing and certificates.
 
 BR, Jarkko
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Merge tag 'keys-next-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd

Pull key updates from Jarkko Sakkinen:
 "The bulk of this is OpenSSL 3.0 compatibility fixes for the signing
  and certificates"

* tag 'keys-next-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd:
  sign-file,extract-cert: use pkcs11 provider for OPENSSL MAJOR >= 3
  sign-file,extract-cert: avoid using deprecated ERR_get_error_line()
  sign-file,extract-cert: move common SSL helper functions to a header
  KEYS: prevent NULL pointer dereference in find_asymmetric_key()
  KEYS: Remove unused declarations
2024-09-24 10:26:01 -07:00
Linus Torvalds
5c36498d06 lsm/stable-6.12 PR 20240923
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Merge tag 'lsm-pr-20240923' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm

Pull LSM fixes from Paul Moore:

 - Add a missing security_mmap_file() check to the remap_file_pages()
   syscall

 - Properly reference the SELinux and Smack LSM blobs in the
   security_watch_key() LSM hook

 - Fix a random IPE selftest crash caused by a missing list terminator
   in the test

* tag 'lsm-pr-20240923' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm:
  ipe: Add missing terminator to list of unit tests
  selinux,smack: properly reference the LSM blob in security_watch_key()
  mm: call the security_mmap_file() LSM hook in remap_file_pages()
2024-09-24 10:18:15 -07:00
Linus Torvalds
abf2050f51 media updates for v6.12-rc1
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Merge tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New CEC driver: Extron DA HD 4K Plus

 - Lots of driver fixes, cleanups and improvements

* tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (179 commits)
  media: atomisp: Use clamp() in ia_css_eed1_8_vmem_encode()
  media: atomisp: Fix eed1_8 code assigning signed values to an unsigned variable
  media: atomisp: set lock before calling vb2_queue_init()
  media: atomisp: Improve binary finding debug logging
  media: atomisp: Drop dev_dbg() calls from hmm_[alloc|free]()
  media: atomisp: csi2-bridge: Add DMI quirk for t4ka3 on Xiaomi Mipad2
  media: atomisp: add missing wait_prepare/finish ops
  media: atomisp: Remove unused declaration
  media: atomisp: use clamp() in compute_coring()
  media: atomisp: use clamp() in ia_css_eed1_8_encode()
  media: atomisp: Simplify ia_css_pipe_create_cas_scaler_desc_single_output()
  media: atomisp: Replace rarely used macro from math_support.h
  media: atomisp: Remove duplicated leftover, i.e. sh_css_dvs_info.h
  media: atomisp: bnr: fix trailing statement
  media: atomisp: move trailing */ to separate lines
  media: atomisp: move trailing statement to next line.
  media: atomisp: Fix trailing statement in ia_css_de.host.c
  media: atomisp: Fix spelling mistakes in atomisp.h
  media: atomisp: Fix spelling mistakes in atomisp_platform.h
  media: atomisp: Fix spelling mistake in csi_rx_public.h
  ...
2024-09-23 15:27:58 -07:00
Linus Torvalds
9ab27b0186 The core clk framework is left largely untouched this time around except for
support for the newly ratified DT property 'assigned-clock-rates-u64'. I'm much
 more excited about the support for loading DT overlays from KUnit tests so that
 we can test how the clk framework parses DT nodes during clk registration. The
 clk framework has some places that are highly DeviceTree dependent so this
 charts the path to extend the KUnit tests to cover even more framework code in
 the future. I've got some more tests on the list that use the DT overlay
 support, but they uncovered issues with clk unregistration that I'm still
 working on fixing.
 
 Outside the core, the clk driver update pile is dominated by Qualcomm and
 Renesas SoCs, making it fairly usual. Looking closer, there are fixes for
 things all over the place, like adding missing clk frequencies or moving
 defines for the number of clks out of DT binding headers into the drivers.
 There are even conversions of DT bindings to YAML and migration away from
 strings to describe clk topology. Overall it doesn't look unusual so I expect
 the new drivers to be where we'll have fixes in the coming weeks.
 
 Core:
  - KUnit tests for clk registration and fixed rate basic clk type
  - A couple more devm helpers, one consumer and one provider
  - Support for assigned-clock-rates-u64
 
 New Drivers:
  - Camera, display and GPU clocks on Qualcomm SM4450
  - Camera clocks on Qualcomm SM8150
  - Rockchip rk3576 clks
  - Microchip SAM9X7 clks
  - Renesas RZ/V2H(P) (R9A09G057) clks
 
 Updates:
  - Mark a bunch of struct freq_tbl const to reduce .data usage
  - Add Qualcomm MSM8226 A7PLL and Regera PLL support
  - Fix the Qualcomm Lucid 5LPE PLL configuration sequence to not reuse
    Trion, as they do differ
  - A number of fixes to the Qualcomm SM8550 display clock driver
  - Fold Qualcomm SM8650 display clock driver into SM8550 one
  - Add missing clocks and GDSCs needed for audio on Qualcomm MSM8998
  - Add missing USB MP resets, GPLL9, and QUPv3 DFS to Qualcomm SC8180X
  - Fix sdcc clk frequency tables on Qualcomm SC8180X
  - Drop the Qualcomm SM8150 gcc_cpuss_ahb_clk_src
  - Mark Qualcomm PCIe GDSCs as RET_ON on sm8250 and sm8540 to avoid them
    turning off during suspend
  - Use the HW_CTRL mechanism on Qualcomm SM8550 video clock controller
    GDSCs
  - Get rid of CLK_NR_CLKS defines in Rockchip DT binding headers
  - Some fixes for Rockchip rk3228 and rk3588
  - Exynos850: Add clock for Thermal Management Unit
  - Exynos7885: Fix duplicated ID in the header, add missing TOP PLLs and
    add clocks for USB block in the FSYS clock controller
  - ExynosAutov9: Add DPUM clock controller
  - ExynosAutov920: Add new (first) clock controllers: TOP and PERIC0
    (and a bit more complete bindings)
  - Use clk_hw pointer instead of fw_name for acm_aud_clk[0-1]_sel clocks
    on i.MX8Q as parents in ACM provider
  - Add i.MX95 NETCMIX support to the block control provider
  - Fix parents for ENETx_REF_SEL clocks on i.MX6UL
  - Add USB clocks, resets and power domains on Renesas RZ/G3S
  - Add Generic Timer (GTM), I2C Bus Interface (RIIC), SD/MMC Host
    Interface (SDHI) and Watchdog Timer (WDT) clocks and resets on
    Renesas RZ/V2H
  - Add PCIe, PWM, and CAN-FD clocks on Renesas R-Car V4M
  - Add LCD controller clocks and resets on Renesas RZ/G2UL
  - Add DMA clocks and resets on Renesas RZ/G3S
  - Add fractional multiplication PLL support on Renesas R-Car Gen4
  - Document support for the Renesas RZ/G2M v3.0 (r8a774a3) SoC
  - Support for the Microchip SAM9X7 SoC as follows:
  - Updates for the Microchip PLL drivers
  - DT binding documentation updates (for the new clock driver and for
    the slow clock controller that SAM9X7 is using)
  - A fix for the Microchip SAMA7G5 clock driver to avoid allocating more
    memory than necessary
  - Constify some Amlogic structs
  - Add SM1 eARC clocks for Amlogic
  - Introduce a symbol namespace for Amlogic clock specific symbols
  - Add reset controller support to audiomix block control on i.MX
  - Add CLK_SET_RATE_PARENT flag to all audiomix clocks and to
    i.MX7D lcdif_pixel_src clock
  - Fix parent clocks for earc_phy and audpll on i.MX8MP
  - Fix default parents for enet[12]_ref_sel on i.MX6UL
  - Add ops in composite 8M and 93 that allow no-op on disable
  - Add check for PCC present bit on composite 7ULP register
  - Fix fractional part for fracn-gppll on prepare in i.MX
  - Fix clock tree update for TF-A managed clocks on i.MX8M
  - Drop CLK_SET_PARENT_GATE for DRAM mux on i.MX7D
  - Add the SAI7 IPG clock for i.MX8MN
  - Mark the 'nand_usdhc_bus' clock as non-critical on i.MX8MM
  - Add LVDS bypass clocks on i.MX8QXP
  - Add muxes for MIPI and PHY ref clocks on i.MX
  - Reorder dc0_bypass0_clk, lcd_pxl and dc1_disp clocks on i.MX8QXP
  - Add 1039.5MHz and 800MHz rates to fracn-gppll table on i.MX
  - Add CLK_SET_RATE_PARENT for media_disp pixel clocks on i.MX8QXP
  - Add some module descriptions to the i.MX generic and the
    i.MXRT1050 driver
  - Fix return value for bypass for composite i.MX7ULP
  - Move Mediatek clk bindings to clock/
  - Convert some more clk bindings to dt schema
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Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk updates from Stephen Boyd:
 "The core clk framework is left largely untouched this time around
  except for support for the newly ratified DT property
  'assigned-clock-rates-u64'.

  I'm much more excited about the support for loading DT overlays from
  KUnit tests so that we can test how the clk framework parses DT nodes
  during clk registration. The clk framework has some places that are
  highly DeviceTree dependent so this charts the path to extend the
  KUnit tests to cover even more framework code in the future. I've got
  some more tests on the list that use the DT overlay support, but they
  uncovered issues with clk unregistration that I'm still working on
  fixing.

  Outside the core, the clk driver update pile is dominated by Qualcomm
  and Renesas SoCs, making it fairly usual. Looking closer, there are
  fixes for things all over the place, like adding missing clk
  frequencies or moving defines for the number of clks out of DT binding
  headers into the drivers. There are even conversions of DT bindings to
  YAML and migration away from strings to describe clk topology. Overall
  it doesn't look unusual so I expect the new drivers to be where we'll
  have fixes in the coming weeks.

  Core:
   - KUnit tests for clk registration and fixed rate basic clk type
   - A couple more devm helpers, one consumer and one provider
   - Support for assigned-clock-rates-u64

  New Drivers:
   - Camera, display and GPU clocks on Qualcomm SM4450
   - Camera clocks on Qualcomm SM8150
   - Rockchip rk3576 clks
   - Microchip SAM9X7 clks
   - Renesas RZ/V2H(P) (R9A09G057) clks

  Updates:
   - Mark a bunch of struct freq_tbl const to reduce .data usage
   - Add Qualcomm MSM8226 A7PLL and Regera PLL support
   - Fix the Qualcomm Lucid 5LPE PLL configuration sequence to not reuse
     Trion, as they do differ
   - A number of fixes to the Qualcomm SM8550 display clock driver
   - Fold Qualcomm SM8650 display clock driver into SM8550 one
   - Add missing clocks and GDSCs needed for audio on Qualcomm MSM8998
   - Add missing USB MP resets, GPLL9, and QUPv3 DFS to Qualcomm SC8180X
   - Fix sdcc clk frequency tables on Qualcomm SC8180X
   - Drop the Qualcomm SM8150 gcc_cpuss_ahb_clk_src
   - Mark Qualcomm PCIe GDSCs as RET_ON on sm8250 and sm8540 to avoid
     them turning off during suspend
   - Use the HW_CTRL mechanism on Qualcomm SM8550 video clock controller
     GDSCs
   - Get rid of CLK_NR_CLKS defines in Rockchip DT binding headers
   - Some fixes for Rockchip rk3228 and rk3588
   - Exynos850: Add clock for Thermal Management Unit
   - Exynos7885: Fix duplicated ID in the header, add missing TOP PLLs
     and add clocks for USB block in the FSYS clock controller
   - ExynosAutov9: Add DPUM clock controller
   - ExynosAutov920: Add new (first) clock controllers: TOP and PERIC0
     (and a bit more complete bindings)
   - Use clk_hw pointer instead of fw_name for acm_aud_clk[0-1]_sel
     clocks on i.MX8Q as parents in ACM provider
   - Add i.MX95 NETCMIX support to the block control provider
   - Fix parents for ENETx_REF_SEL clocks on i.MX6UL
   - Add USB clocks, resets and power domains on Renesas RZ/G3S
   - Add Generic Timer (GTM), I2C Bus Interface (RIIC), SD/MMC Host
     Interface (SDHI) and Watchdog Timer (WDT) clocks and resets on
     Renesas RZ/V2H
   - Add PCIe, PWM, and CAN-FD clocks on Renesas R-Car V4M
   - Add LCD controller clocks and resets on Renesas RZ/G2UL
   - Add DMA clocks and resets on Renesas RZ/G3S
   - Add fractional multiplication PLL support on Renesas R-Car Gen4
   - Document support for the Renesas RZ/G2M v3.0 (r8a774a3) SoC
   - Support for the Microchip SAM9X7 SoC as follows:
   - Updates for the Microchip PLL drivers
   - DT binding documentation updates (for the new clock driver and for
     the slow clock controller that SAM9X7 is using)
   - A fix for the Microchip SAMA7G5 clock driver to avoid allocating
     more memory than necessary
   - Constify some Amlogic structs
   - Add SM1 eARC clocks for Amlogic
   - Introduce a symbol namespace for Amlogic clock specific symbols
   - Add reset controller support to audiomix block control on i.MX
   - Add CLK_SET_RATE_PARENT flag to all audiomix clocks and to i.MX7D
     lcdif_pixel_src clock
   - Fix parent clocks for earc_phy and audpll on i.MX8MP
   - Fix default parents for enet[12]_ref_sel on i.MX6UL
   - Add ops in composite 8M and 93 that allow no-op on disable
   - Add check for PCC present bit on composite 7ULP register
   - Fix fractional part for fracn-gppll on prepare in i.MX
   - Fix clock tree update for TF-A managed clocks on i.MX8M
   - Drop CLK_SET_PARENT_GATE for DRAM mux on i.MX7D
   - Add the SAI7 IPG clock for i.MX8MN
   - Mark the 'nand_usdhc_bus' clock as non-critical on i.MX8MM
   - Add LVDS bypass clocks on i.MX8QXP
   - Add muxes for MIPI and PHY ref clocks on i.MX
   - Reorder dc0_bypass0_clk, lcd_pxl and dc1_disp clocks on i.MX8QXP
   - Add 1039.5MHz and 800MHz rates to fracn-gppll table on i.MX
   - Add CLK_SET_RATE_PARENT for media_disp pixel clocks on i.MX8QXP
   - Add some module descriptions to the i.MX generic and the i.MXRT1050
     driver
   - Fix return value for bypass for composite i.MX7ULP
   - Move Mediatek clk bindings to clock/
   - Convert some more clk bindings to dt schema"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (180 commits)
  clk: Switch back to struct platform_driver::remove()
  dt-bindings: clock, reset: fix top-comment indentation rk3576 headers
  clk: rockchip: remove unused mclk_pdm0_p/pdm0_p definitions
  clk: provide devm_clk_get_optional_enabled_with_rate()
  clk: fixed-rate: add devm_clk_hw_register_fixed_rate_parent_data()
  clk: imx6ul: fix clock parent for IMX6UL_CLK_ENETx_REF_SEL
  clk: renesas: r9a09g057: Add clock and reset entries for GTM/RIIC/SDHI/WDT
  clk: renesas: rzv2h: Add support for dynamic switching divider clocks
  clk: renesas: r9a08g045: Add clocks, resets and power domains for USB
  clk: rockchip: fix error for unknown clocks
  clk: rockchip: rk3588: drop unused code
  clk: rockchip: Add clock controller for the RK3576
  clk: rockchip: Add new pll type pll_rk3588_ddr
  dt-bindings: clock, reset: Add support for rk3576
  dt-bindings: clock: rockchip,rk3588-cru: drop unneeded assigned-clocks
  clk: rockchip: rk3588: Fix 32k clock name for pmu_24m_32k_100m_src_p
  clk: imx95: enable the clock of NETCMIX block control
  dt-bindings: clock: add RMII clock selection
  dt-bindings: clock: add i.MX95 NETCMIX block control
  clk: imx: imx8: Use clk_hw pointer for self registered clock in clk_parent_data
  ...
2024-09-23 15:01:48 -07:00
Linus Torvalds
4e2c9cd7dc i2c-for-6.12-rc1
I2C core
 ========
 
 After 15 years of deprecation, the I2C_COMPAT symbol has finally been
 removed. Also client addresses are now locked during initialization to
 prevent race conditions between different kinds of instantiation. Scoped
 foreach OF child loops are now used. And the testunit has received some
 cleanups and documentation improvements as well as two new tests, one
 for repeated start and one for triggering SMBusAlert interrupts.
 
 I2C host drivers
 ================
 
 The DesignWare and the Renesas I2C drivers have received most of
 the changes in this pull request.
 
 The first has has undergone through a series of cleanups that
 have been sent to the mailing list a year ago for the first time
 and finally get merged in this pull request. They are many, from
 typos (e.g. i2/i2c), to cosmetics, to refactoring (e.g. move
 inline functions to librarieas) and many others.
 
 Besides that, all the DesignWare Kconfig options have been
 grouped under the I2C_DESIGNWARE_CORE and this required some
 adaptation in many of the kernel configuration files for
 different arm and mips boards.
 
 Follows the list of the rest of the changes grouped by type of
 change.
 
 Cleanups
 --------
 The Qualcomm Geni platform improves the exit path in the runtime
 resume function.
 
 The Intel LJCA driver loses "target_addr" parameter in
 ljca_i2c_stop() because it was unused.
 
 The MediaTek controller intializes the restart_flag in the
 transfer function using the ternary conditional operator ("? :")
 instead of initializing it in different parts.
 
 Constified a few global data structures in the virtio driver.
 
 The Renesas driver simplifies the bus speed handling in the init
 function making it more readable.
 
 Improved an if/else statement in probe function of the Renesas
 R-Car driver.
 
 The iMX/MXC driver switches to using the RUNTIME_PM_OPS() instead
 of SET_RUNTIME_PM_OPS().
 
 Still in the iMX/MXC driver a comma ',' has been replaced by a
 semicolon ';', while in different drivers the ',' has been
 removed from the '{ }' delimiters.
 
 Finally three devm_clk_get_enabled() have been used to simplify
 the devm_clk_get/clk_prepare_enable tuple in the Renesas EMEV2,
 Ingenic and MPC drivers.
 
 Refactors
 ---------
 The Nuvoton fixes a potential out of boundary array access. This
 is not a bug fix because the issue could never occur due to
 hardware not having the properties listed in the array. The
 change makes the driver more future proof and, at the same time,
 silences code analyzers.
 
 Improvements
 ------------
 The Renesas I2C (riic) driver undergoes several patches improving
 the runtime power management handling.
 
 The Intel i801 driver uses a more descriptive adapter's name to
 show the presence of the IDF feature.
 
 In the Intel Denverton (ismt) adapter the pending transactions
 are killed when irq's can't complete their handling, triggering a
 timeout. This could have been considered as a bug fix, but
 because, standing to Vasily, it's very sporadic, I preferred
 considering the patch rather as an improvement.
 
 New Feature
 -----------
 The Renesas I2C (riic) driver now supports the fast mode plus.
 
 New support
 -----------
 Added support for:
 
     - Renesas R9A08G045
     - Rockchip RK3576
     - KEBA I2C
     - Theobroma Systems Mule Multiplexer.
 
 The Keba comes with a new driver, i2c-keba.c.
 The Mule is an i2c multiplexer and it also comes with a new
 driver, mux/i2c-mux-mule.c.
 
 Core patch
 ----------
 This pull request includes also a patch in the I2C framework, in
 i2c-core-base.c where the runtime PM functions have been replaced
 in order to allow to be accessed during the device add.
 
 Devicetree
 ----------
 Some cleanups in the devicetree, as well. nVidia and Qualcomm
 bindings improve their "if:then:" blocks. While the aspeed
 binding loses the "multi-master" property because it was
 redundant.
 
 The i2c-sprd binding has been converted to YAML.
 
 AT24 updates
 ============
 
 - document a new model from giantec in DT bindings
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Merge tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
 "I2C core:

   - finally remove the I2C_COMPAT symbol after 15 years of deprecation

   - lock client addresses during initialization to prevent race
     conditions between different kinds of instantiation

   - use scoped foreach OF child loops

   - testunit cleanups and documentation improvements, as well as two
     new tests, one for repeated start and one for triggering SMBusAlert
     interrupts

  I2C host drivers:

   - DesignWare and Renesas I2C driver updates.

     The first has has undergone through a series of cleanups that have
     been sent to the mailing list a year ago for the first time and
     finally get merged in this pull request. They are many, from typos
     (e.g. i2/i2c), to cosmetics, to refactoring (e.g. move inline
     functions to librarieas) and many others.

   - all the DesignWare Kconfig options have been grouped under the
     I2C_DESIGNWARE_CORE and this required some adaptation in many of
     the kernel configuration files for different arm and mips boards

  Cleanups:

   - improve the exit path in the runtime resume function for the
     Qualcomm Geni platform

   - get rid of the unused "target_addr" parameter in the Intel LJCA
     driver

   - intialize the restart_flag in the MediaTek controller in one single
     place

   - constify a few global data structures in the virtio driver

   - simplify the bus speed handling in the Renesas driver init function
     making it more readable

   - improved probe function of the Renesas R-Car driver

   - switch the iMX/MXC driver to use RUNTIME_PM_OPS() instead of
     SET_RUNTIME_PM_OPS()

   - iMX/MXC driver cleanups

   - use devm_clk_get_enabled() to simplify the Renesas EMEV2, Ingenic
     and MPC drivers

  Refactoring:

   - Fix a potential out of boundary array access in the Nuvoton driver.

     This is not a bug fix because the issue could never occur due to
     hardware not having the properties listed in the array. The change
     makes the driver more future proof and, at the same time, silences
     code analyzers.

  Improvements:

   - several patches improving the runtime power management handling of
     the Renesas I2C (riic) driver

   - use a more descriptive adapter name in the Intel i801 driver to
     show the presence of the IDF feature

   - kill pending transactions when irq's can't complete their handling
     in the Intel Denverton (ismt) driver, triggering a timeout

  New Feature:

   - support fast mode plus in the Renesas I2C (riic) driver

  New support:

   - Added support for:
      - Renesas R9A08G045
      - Rockchip RK3576
      - KEBA I2C
      - Theobroma Systems Mule Multiplexer.

   - new i2c-keba.c driver

   - new driver for The Mule i2c multiplexer

  Core I2C framework:

   - move runtime PM functions in order to allow them to be accessed
     during device add

  Devicetree:

   - nVidia and Qualcomm binding improvements

   - get rid of redundant "multi-master" property in the aspeed binding

   - convert i2c-sprd binding to YAML

  AT24 updates:

  - document a new model from giantec in DT bindings"

* tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (69 commits)
  i2c: designware: Use pci_get_drvdata()
  i2c: designware: Propagate firmware node
  i2c: designware: Uninline i2c_dw_probe()
  i2c: ljca: Remove unused "target_addr" parameter
  i2c: keba: Add KEBA I2C controller support
  i2c: i801: Use a different adapter-name for IDF adapters
  i2c: core: Setup i2c_adapter runtime-pm before calling device_add()
  dt-bindings: i2c: i2c-sprd: convert to YAML
  i2c: ismt: kill transaction in hardware on timeout
  i2c: designware: Group all DesignWare drivers under a single option
  net: txgbe: Fix I2C Kconfig dependencies
  RISC-V: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  mips: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  arm64: defconfig: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  ARM: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  ARC: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  i2c: virtio: Constify struct i2c_algorithm and struct virtio_device_id
  i2c: rcar: tidyup priv->devtype handling on rcar_i2c_probe()
  i2c: imx: Convert comma to semicolon
  i2c: jz4780: Use devm_clk_get_enabled() helpers
  ...
2024-09-23 14:34:19 -07:00
Linus Torvalds
00b43f85f2 libnvdimm for 6.12
* Use Open Firmware helper routines
 * Fix memory leak when nvdimm labels are incorrect
 * remove some dead code
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Merge tag 'libnvdimm-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

Pull libnvdimm updates from Ira Weiny:

 - use Open Firmware helper routines

 - fix memory leak when nvdimm labels are incorrect

 - remove some dead code

* tag 'libnvdimm-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nvdimm: Remove dead code for ENODEV checking in scan_labels()
  nvdimm: Fix devs leaks in scan_labels()
  nvdimm: Use of_property_present() and of_property_read_bool()
2024-09-23 14:31:38 -07:00