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102,468 commits

Author SHA1 Message Date
Pablo Neira Ayuso
7eced5ab5a netfilter: nf_tables: add NFT_LOGLEVEL_* enumeration and use it
This is internal, not exposed through uapi, and although it maps with
userspace LOG_*, with the introduction of LOGLEVEL_AUDIT we are
incurring in namespace pollution.

This patch adds the NFT_LOGLEVEL_ enumeration and use it from nft_log.

Fixes: 1a893b44de ("netfilter: nf_tables: Add audit support to log statement")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-07 16:14:00 -04:00
Linus Torvalds
a1cdde8c41 4.18 Merge window pull request
This has been a quiet cycle for RDMA, the big bulk is the usual smallish
 driver updates and bug fixes. About four new uAPI related things. Not as much
 Szykaller patches this time, the bugs it finds are getting harder to fix.
 
 - More work cleaning up the RDMA CM code
 - Usual driver bug fixes and cleanups for qedr, qib, hfi1, hns, i40iw, iw_cxgb4, mlx5, rxe
 - Driver specific resource tracking and reporting via netlink
 - Continued work for name space support from Parav
 - MPLS support for the verbs flow steering uAPI
 - A few tricky IPoIB fixes improving robustness
 - HFI1 driver support for the '16B' management packet format
 - Some auditing to not print kernel pointers via %llx or similar
 - Mark the entire 'UCM' user-space interface as BROKEN with the intent to remove it
   entirely. The user space side of this was long ago replaced with RDMA-CM and
   syzkaller is finding bugs in the residual UCM interface nobody wishes to fix because
   nobody uses it.
 - Purge more bogus BUG_ON's from Leon
 - 'flow counters' verbs uAPI
 - T10 fixups for iser/isert, these are Acked by Martin but going through the RDMA
   tree due to dependencies
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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:
 "This has been a quiet cycle for RDMA, the big bulk is the usual
  smallish driver updates and bug fixes. About four new uAPI related
  things. Not as much Szykaller patches this time, the bugs it finds are
  getting harder to fix.

  Summary:

   - More work cleaning up the RDMA CM code

   - Usual driver bug fixes and cleanups for qedr, qib, hfi1, hns,
     i40iw, iw_cxgb4, mlx5, rxe

   - Driver specific resource tracking and reporting via netlink

   - Continued work for name space support from Parav

   - MPLS support for the verbs flow steering uAPI

   - A few tricky IPoIB fixes improving robustness

   - HFI1 driver support for the '16B' management packet format

   - Some auditing to not print kernel pointers via %llx or similar

   - Mark the entire 'UCM' user-space interface as BROKEN with the
     intent to remove it entirely. The user space side of this was long
     ago replaced with RDMA-CM and syzkaller is finding bugs in the
     residual UCM interface nobody wishes to fix because nobody uses it.

   - Purge more bogus BUG_ON's from Leon

   - 'flow counters' verbs uAPI

   - T10 fixups for iser/isert, these are Acked by Martin but going
     through the RDMA tree due to dependencies"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (138 commits)
  RDMA/mlx5: Update SPDX tags to show proper license
  RDMA/restrack: Change SPDX tag to properly reflect license
  IB/hfi1: Fix comment on default hdr entry size
  IB/hfi1: Rename exp_lock to exp_mutex
  IB/hfi1: Add bypass register defines and replace blind constants
  IB/hfi1: Remove unused variable
  IB/hfi1: Ensure VL index is within bounds
  IB/hfi1: Fix user context tail allocation for DMA_RTAIL
  IB/hns: Use zeroing memory allocator instead of allocator/memset
  infiniband: fix a possible use-after-free bug
  iw_cxgb4: add INFINIBAND_ADDR_TRANS dependency
  IB/isert: use T10-PI check mask definitions from core layer
  IB/iser: use T10-PI check mask definitions from core layer
  RDMA/core: introduce check masks for T10-PI offload
  IB/isert: fix T10-pi check mask setting
  IB/mlx5: Add counters read support
  IB/mlx5: Add flow counters read support
  IB/mlx5: Add flow counters binding support
  IB/mlx5: Add counters create and destroy support
  IB/uverbs: Add support for flow counters
  ...
2018-06-07 13:04:07 -07:00
Linus Torvalds
3a3869f1c4 pci-v4.18-changes
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Merge tag 'pci-v4.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:

  - unify AER decoding for native and ACPI CPER sources (Alexandru
    Gagniuc)

  - add TLP header info to AER tracepoint (Thomas Tai)

  - add generic pcie_wait_for_link() interface (Oza Pawandeep)

  - handle AER ERR_FATAL by removing and re-enumerating devices, as
    Downstream Port Containment does (Oza Pawandeep)

  - factor out common code between AER and DPC recovery (Oza Pawandeep)

  - stop triggering DPC for ERR_NONFATAL errors (Oza Pawandeep)

  - share ERR_FATAL recovery path between AER and DPC (Oza Pawandeep)

  - disable ASPM L1.2 substate if we don't have LTR (Bjorn Helgaas)

  - respect platform ownership of LTR (Bjorn Helgaas)

  - clear interrupt status in top half to avoid interrupt storm (Oza
    Pawandeep)

  - neaten pci=earlydump output (Andy Shevchenko)

  - avoid errors when extended config space inaccessible (Gilles Buloz)

  - prevent sysfs disable of device while driver attached (Christoph
    Hellwig)

  - use core interface to report PCIe link properties in bnx2x, bnxt_en,
    cxgb4, ixgbe (Bjorn Helgaas)

  - remove unused pcie_get_minimum_link() (Bjorn Helgaas)

  - fix use-before-set error in ibmphp (Dan Carpenter)

  - fix pciehp timeouts caused by Command Completed errata (Bjorn
    Helgaas)

  - fix refcounting in pnv_php hotplug (Julia Lawall)

  - clear pciehp Presence Detect and Data Link Layer Status Changed on
    resume so we don't miss hotplug events (Mika Westerberg)

  - only request pciehp control if we support it, so platform can use
    ACPI hotplug otherwise (Mika Westerberg)

  - convert SHPC to be builtin only (Mika Westerberg)

  - request SHPC control via _OSC if we support it (Mika Westerberg)

  - simplify SHPC handoff from firmware (Mika Westerberg)

  - fix an SHPC quirk that mistakenly included *all* AMD bridges as well
    as devices from any vendor with device ID 0x7458 (Bjorn Helgaas)

  - assign a bus number even to non-native hotplug bridges to leave
    space for acpiphp additions, to fix a common Thunderbolt xHCI
    hot-add failure (Mika Westerberg)

  - keep acpiphp from scanning native hotplug bridges, to fix common
    Thunderbolt hot-add failures (Mika Westerberg)

  - improve "partially hidden behind bridge" messages from core (Mika
    Westerberg)

  - add macros for PCIe Link Control 2 register (Frederick Lawler)

  - replace IB/hfi1 custom macros with PCI core versions (Frederick
    Lawler)

  - remove dead microblaze and xtensa code (Bjorn Helgaas)

  - use dev_printk() when possible in xtensa and mips (Bjorn Helgaas)

  - remove unused pcie_port_acpi_setup() and portdrv_acpi.c (Bjorn
    Helgaas)

  - add managed interface to get PCI host bridge resources from OF (Jan
    Kiszka)

  - add support for unbinding generic PCI host controller (Jan Kiszka)

  - fix memory leaks when unbinding generic PCI host controller (Jan
    Kiszka)

  - request legacy VGA framebuffer only for VGA devices to avoid false
    device conflicts (Bjorn Helgaas)

  - turn on PCI_COMMAND_IO & PCI_COMMAND_MEMORY in pci_enable_device()
    like everybody else, not in pcibios_fixup_bus() (Bjorn Helgaas)

  - add generic enable function for simple SR-IOV hardware (Alexander
    Duyck)

  - use generic SR-IOV enable for ena, nvme (Alexander Duyck)

  - add ACS quirk for Intel 7th & 8th Gen mobile (Alex Williamson)

  - add ACS quirk for Intel 300 series (Mika Westerberg)

  - enable register clock for Armada 7K/8K (Gregory CLEMENT)

  - reduce Keystone "link already up" log level (Fabio Estevam)

  - move private DT functions to drivers/pci/ (Rob Herring)

  - factor out dwc CONFIG_PCI Kconfig dependencies (Rob Herring)

  - add DesignWare support to the endpoint test driver (Gustavo
    Pimentel)

  - add DesignWare support for endpoint mode (Gustavo Pimentel)

  - use devm_ioremap_resource() instead of devm_ioremap() in dra7xx and
    artpec6 (Gustavo Pimentel)

  - fix Qualcomm bitwise NOT issue (Dan Carpenter)

  - add Qualcomm runtime PM support (Srinivas Kandagatla)

  - fix DesignWare enumeration below bridges (Koen Vandeputte)

  - use usleep() instead of mdelay() in endpoint test (Jia-Ju Bai)

  - add configfs entries for pci_epf_driver device IDs (Kishon Vijay
    Abraham I)

  - clean up pci_endpoint_test driver (Gustavo Pimentel)

  - update Layerscape maintainer email addresses (Minghuan Lian)

  - add COMPILE_TEST to improve build test coverage (Rob Herring)

  - fix Hyper-V bus registration failure caused by domain/serial number
    confusion (Sridhar Pitchai)

  - improve Hyper-V refcounting and coding style (Stephen Hemminger)

  - avoid potential Hyper-V hang waiting for a response that will never
    come (Dexuan Cui)

  - implement Mediatek chained IRQ handling (Honghui Zhang)

  - fix vendor ID & class type for Mediatek MT7622 (Honghui Zhang)

  - add Mobiveil PCIe host controller driver (Subrahmanya Lingappa)

  - add Mobiveil MSI support (Subrahmanya Lingappa)

  - clean up clocks, MSI, IRQ mappings in R-Car probe failure paths
    (Marek Vasut)

  - poll more frequently (5us vs 5ms) while waiting for R-Car data link
    active (Marek Vasut)

  - use generic OF parsing interface in R-Car (Vladimir Zapolskiy)

  - add R-Car V3H (R8A77980) "compatible" string (Sergei Shtylyov)

  - add R-Car gen3 PHY support (Sergei Shtylyov)

  - improve R-Car PHYRDY polling (Sergei Shtylyov)

  - clean up R-Car macros (Marek Vasut)

  - use runtime PM for R-Car controller clock (Dien Pham)

  - update arm64 defconfig for Rockchip (Shawn Lin)

  - refactor Rockchip code to facilitate both root port and endpoint
    mode (Shawn Lin)

  - add Rockchip endpoint mode driver (Shawn Lin)

  - support VMD "membar shadow" feature (Jon Derrick)

  - support VMD bus number offsets (Jon Derrick)

  - add VMD "no AER source ID" quirk for more device IDs (Jon Derrick)

  - remove unnecessary host controller CONFIG_PCIEPORTBUS Kconfig
    selections (Bjorn Helgaas)

  - clean up quirks.c organization and whitespace (Bjorn Helgaas)

* tag 'pci-v4.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (144 commits)
  PCI/AER: Replace struct pcie_device with pci_dev
  PCI/AER: Remove unused parameters
  PCI: qcom: Include gpio/consumer.h
  PCI: Improve "partially hidden behind bridge" log message
  PCI: Improve pci_scan_bridge() and pci_scan_bridge_extend() doc
  PCI: Move resource distribution for single bridge outside loop
  PCI: Account for all bridges on bus when distributing bus numbers
  ACPI / hotplug / PCI: Drop unnecessary parentheses
  ACPI / hotplug / PCI: Mark stale PCI devices disconnected
  ACPI / hotplug / PCI: Don't scan bridges managed by native hotplug
  PCI: hotplug: Add hotplug_is_native()
  PCI: shpchp: Add shpchp_is_native()
  PCI: shpchp: Fix AMD POGO identification
  PCI: mobiveil: Add MSI support
  PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP driver
  PCI/AER: Decode Error Source Requester ID
  PCI/AER: Remove aer_recover_work_func() forward declaration
  PCI/DPC: Use the generic pcie_do_fatal_recovery() path
  PCI/AER: Pass service type to pcie_do_fatal_recovery()
  PCI/DPC: Disable ERR_NONFATAL handling by DPC
  ...
2018-06-07 12:45:58 -07:00
Linus Torvalds
3036bc4536 media updates for v4.18-rc1
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Merge tag 'media/v4.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - remove of atomisp driver from staging, as nobody would have time to
   dedicate huge efforts to fix all the problems there. Also, we have a
   feeling that the driver may not even run the way it is.

 - move Zoran driver to staging, in order to be either fixed to use VB2
   and the proper media kAPIs or to be removed

 - remove videobuf-dvb driver, with is unused for a while

 - some V4L2 documentation fixes/improvements

 - new sensor drivers: imx258 and ov7251

 - a new driver was added to allow using I2C transparent drivers

 - several improvements at the ddbridge driver

 - several improvements at the ISDB pt1 driver, making it more coherent
   with the DVB framework

 - added a new platform driver for MIPI CSI-2 RX: cadence

 - now, all media drivers can be compiled on x86 with COMPILE_TEST

 - almost all media drivers now build on non-x86 architectures with
   COMPILE_TEST

 - lots of other random stuff: cleanups, support for new board models,
   bug fixes, etc

* tag 'media/v4.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (464 commits)
  media: omap2: fix compile-testing with FB_OMAP2=m
  media: media/radio/Kconfig: add back RADIO_ISA
  media: v4l2-ioctl.c: fix missing unlock in __video_do_ioctl()
  media: pxa_camera: ignore -ENOIOCTLCMD from v4l2_subdev_call for s_power
  media: arch: sh: migor: Fix TW9910 PDN gpio
  media: staging: tegra-vde: Reset VDE regardless of memory client resetting failure
  media: marvel-ccic: mmp: select VIDEOBUF2_VMALLOC/DMA_CONTIG
  media: marvel-ccic: allow ccic and mmp drivers to coexist
  media: uvcvideo: Prevent setting unavailable flags
  media: ddbridge: conditionally enable fast TS for stv0910-equipped bridges
  media: dvb-frontends/stv0910: make TS speed configurable
  media: ddbridge/mci: add identifiers to function definition arguments
  media: ddbridge/mci: protect against out-of-bounds array access in stop()
  media: rc: ensure input/lirc device can be opened after register
  media: rc: nuvoton: Keep device enabled during reg init
  media: rc: nuvoton: Keep track of users on CIR enable/disable
  media: rc: nuvoton: Tweak the interrupt enabling dance
  media: uvcvideo: Support realtek's UVC 1.5 device
  media: uvcvideo: Fix driver reference counting
  media: gspca_zc3xx: Enable short exposure times for OV7648
  ...
2018-06-07 12:34:37 -07:00
Michael S. Tsirkin
55e49dc43a virtio_ring: switch to dma_XX barriers for rpmsg
virtio is using barriers to order memory accesses, thus
dma_wmb/rmb is a good match.

Before
[mst@tuck linux]$ size drivers/virtio/virtio_ring.o
   text    data     bss     dec     hex filename
  11392     820       0   12212    2fb4 drivers/virtio/virtio_ring.o

After
mst@tuck linux]$ size drivers/virtio/virtio_ring.o
   text    data     bss     dec     hex filename
  11284     820       0   12104    2f48 drivers/virtio/virtio_ring.o

Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: linux-remoteproc@vger.kernel.org
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-06-07 20:54:23 +03:00
Linus Torvalds
c90fca951e powerpc updates for 4.18
Notable changes:
 
  - Support for split PMD page table lock on 64-bit Book3S (Power8/9).
 
  - Add support for HAVE_RELIABLE_STACKTRACE, so we properly support live
    patching again.
 
  - Add support for patching barrier_nospec in copy_from_user() and syscall entry.
 
  - A couple of fixes for our data breakpoints on Book3S.
 
  - A series from Nick optimising TLB/mm handling with the Radix MMU.
 
  - Numerous small cleanups to squash sparse/gcc warnings from Mathieu Malaterre.
 
  - Several series optimising various parts of the 32-bit code from Christophe Leroy.
 
  - Removal of support for two old machines, "SBC834xE" and "C2K" ("GEFanuc,C2K"),
    which is why the diffstat has so many deletions.
 
 And many other small improvements & fixes.
 
 There's a few out-of-area changes. Some minor ftrace changes OK'ed by Steve, and
 a fix to our powernv cpuidle driver. Then there's a series touching mm, x86 and
 fs/proc/task_mmu.c, which cleans up some details around pkey support. It was
 ack'ed/reviewed by Ingo & Dave and has been in next for several weeks.
 
 Thanks to:
   Akshay Adiga, Alastair D'Silva, Alexey Kardashevskiy, Al Viro, Andrew
   Donnellan, Aneesh Kumar K.V, Anju T Sudhakar, Arnd Bergmann, Balbir Singh,
   Cédric Le Goater, Christophe Leroy, Christophe Lombard, Colin Ian King, Dave
   Hansen, Fabio Estevam, Finn Thain, Frederic Barrat, Gautham R. Shenoy, Haren
   Myneni, Hari Bathini, Ingo Molnar, Jonathan Neuschäfer, Josh Poimboeuf,
   Kamalesh Babulal, Madhavan Srinivasan, Mahesh Salgaonkar, Mark Greer, Mathieu
   Malaterre, Matthew Wilcox, Michael Neuling, Michal Suchanek, Naveen N. Rao,
   Nicholas Piggin, Nicolai Stange, Olof Johansson, Paul Gortmaker, Paul
   Mackerras, Peter Rosin, Pridhiviraj Paidipeddi, Ram Pai, Rashmica Gupta, Ravi
   Bangoria, Russell Currey, Sam Bobroff, Samuel Mendoza-Jonas, Segher
   Boessenkool, Shilpasri G Bhat, Simon Guo, Souptick Joarder, Stewart Smith,
   Thiago Jung Bauermann, Torsten Duwe, Vaibhav Jain, Wei Yongjun, Wolfram Sang,
   Yisheng Xie, YueHaibing.
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Merge tag 'powerpc-4.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:
 "Notable changes:

   - Support for split PMD page table lock on 64-bit Book3S (Power8/9).

   - Add support for HAVE_RELIABLE_STACKTRACE, so we properly support
     live patching again.

   - Add support for patching barrier_nospec in copy_from_user() and
     syscall entry.

   - A couple of fixes for our data breakpoints on Book3S.

   - A series from Nick optimising TLB/mm handling with the Radix MMU.

   - Numerous small cleanups to squash sparse/gcc warnings from Mathieu
     Malaterre.

   - Several series optimising various parts of the 32-bit code from
     Christophe Leroy.

   - Removal of support for two old machines, "SBC834xE" and "C2K"
     ("GEFanuc,C2K"), which is why the diffstat has so many deletions.

  And many other small improvements & fixes.

  There's a few out-of-area changes. Some minor ftrace changes OK'ed by
  Steve, and a fix to our powernv cpuidle driver. Then there's a series
  touching mm, x86 and fs/proc/task_mmu.c, which cleans up some details
  around pkey support. It was ack'ed/reviewed by Ingo & Dave and has
  been in next for several weeks.

  Thanks to: Akshay Adiga, Alastair D'Silva, Alexey Kardashevskiy, Al
  Viro, Andrew Donnellan, Aneesh Kumar K.V, Anju T Sudhakar, Arnd
  Bergmann, Balbir Singh, Cédric Le Goater, Christophe Leroy, Christophe
  Lombard, Colin Ian King, Dave Hansen, Fabio Estevam, Finn Thain,
  Frederic Barrat, Gautham R. Shenoy, Haren Myneni, Hari Bathini, Ingo
  Molnar, Jonathan Neuschäfer, Josh Poimboeuf, Kamalesh Babulal,
  Madhavan Srinivasan, Mahesh Salgaonkar, Mark Greer, Mathieu Malaterre,
  Matthew Wilcox, Michael Neuling, Michal Suchanek, Naveen N. Rao,
  Nicholas Piggin, Nicolai Stange, Olof Johansson, Paul Gortmaker, Paul
  Mackerras, Peter Rosin, Pridhiviraj Paidipeddi, Ram Pai, Rashmica
  Gupta, Ravi Bangoria, Russell Currey, Sam Bobroff, Samuel
  Mendoza-Jonas, Segher Boessenkool, Shilpasri G Bhat, Simon Guo,
  Souptick Joarder, Stewart Smith, Thiago Jung Bauermann, Torsten Duwe,
  Vaibhav Jain, Wei Yongjun, Wolfram Sang, Yisheng Xie, YueHaibing"

* tag 'powerpc-4.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (251 commits)
  powerpc/64s/radix: Fix missing ptesync in flush_cache_vmap
  cpuidle: powernv: Fix promotion from snooze if next state disabled
  powerpc: fix build failure by disabling attribute-alias warning in pci_32
  ocxl: Fix missing unlock on error in afu_ioctl_enable_p9_wait()
  powerpc-opal: fix spelling mistake "Uniterrupted" -> "Uninterrupted"
  powerpc: fix spelling mistake: "Usupported" -> "Unsupported"
  powerpc/pkeys: Detach execute_only key on !PROT_EXEC
  powerpc/powernv: copy/paste - Mask SO bit in CR
  powerpc: Remove core support for Marvell mv64x60 hostbridges
  powerpc/boot: Remove core support for Marvell mv64x60 hostbridges
  powerpc/boot: Remove support for Marvell mv64x60 i2c controller
  powerpc/boot: Remove support for Marvell MPSC serial controller
  powerpc/embedded6xx: Remove C2K board support
  powerpc/lib: optimise PPC32 memcmp
  powerpc/lib: optimise 32 bits __clear_user()
  powerpc/time: inline arch_vtime_task_switch()
  powerpc/Makefile: set -mcpu=860 flag for the 8xx
  powerpc: Implement csum_ipv6_magic in assembly
  powerpc/32: Optimise __csum_partial()
  powerpc/lib: Adjust .balign inside string functions for PPC32
  ...
2018-06-07 10:23:33 -07:00
Linus Torvalds
70f2ae1f00 overlayfs fixes for 4.18
This contains a fix for the vfs_mkdir() issue discovered by Al, as well as
 other fixes and cleanups.
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Merge tag 'ovl-fixes-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs

Pull overlayfs fixes from Miklos Szeredi:
 "This contains a fix for the vfs_mkdir() issue discovered by Al, as
  well as other fixes and cleanups"

* tag 'ovl-fixes-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs:
  ovl: use inode_insert5() to hash a newly created inode
  ovl: Pass argument to ovl_get_inode() in a structure
  vfs: factor out inode_insert5()
  ovl: clean up copy-up error paths
  ovl: return EIO on internal error
  ovl: make ovl_create_real() cope with vfs_mkdir() safely
  ovl: create helper ovl_create_temp()
  ovl: return dentry from ovl_create_real()
  ovl: struct cattr cleanups
  ovl: strip debug argument from ovl_do_ helpers
  ovl: remove WARN_ON() real inode attributes mismatch
  ovl: Kconfig documentation fixes
  ovl: update documentation for unionmount-testsuite
2018-06-07 08:53:50 -07:00
Linus Torvalds
da315f6e03 fuse update for 4.18
The most interesting part of this update is user namespace support, mostly
 done by Eric Biederman.  This enables safe unprivileged fuse mounts within
 a user namespace.
 
 There are also a couple of fixes for bugs found by syzbot and miscellaneous
 fixes and cleanups.
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Merge tag 'fuse-update-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse

Pull fuse updates from Miklos Szeredi:
 "The most interesting part of this update is user namespace support,
  mostly done by Eric Biederman. This enables safe unprivileged fuse
  mounts within a user namespace.

  There are also a couple of fixes for bugs found by syzbot and
  miscellaneous fixes and cleanups"

* tag 'fuse-update-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
  fuse: don't keep dead fuse_conn at fuse_fill_super().
  fuse: fix control dir setup and teardown
  fuse: fix congested state leak on aborted connections
  fuse: Allow fully unprivileged mounts
  fuse: Ensure posix acls are translated outside of init_user_ns
  fuse: add writeback documentation
  fuse: honor AT_STATX_FORCE_SYNC
  fuse: honor AT_STATX_DONT_SYNC
  fuse: Restrict allow_other to the superblock's namespace or a descendant
  fuse: Support fuse filesystems outside of init_user_ns
  fuse: Fail all requests with invalid uids or gids
  fuse: Remove the buggy retranslation of pids in fuse_dev_do_read
  fuse: return -ECONNABORTED on /dev/fuse read after abort
  fuse: atomic_o_trunc should truncate pagecache
2018-06-07 08:50:57 -07:00
Mark Brown
e536700ef5
regulator: gpio: Revert
regulator: fixed/gpio: Revert GPIO descriptor changes due to platform breakage

Commit 6059577cb2 "regulator: fixed: Convert to use GPIO descriptor
only" broke at least the ams-delta platform since the lookup tables
added to the board files use the function name "enable" while the driver
uses NULL causing the regulator to not acquire and control the enable
GPIOs.  Revert that and a couple of other commits that are caught up
with it to fix the issue:

2b6c00c157 "ARM: pxa, regulator: fix building ezx e680"
6059577cb2 "regulator: fixed: Convert to use GPIO descriptor only"
37bed97f00 "regulator: gpio: Get enable GPIO using GPIO descriptor"

Reported-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2018-06-07 14:23:08 +01:00
Gao Feng
64e6dd1fb2 netfilter: nf_conntrack: Increase __IPS_MAX_BIT with new bit IPS_OFFLOAD_BIT
The __IPS_MAX_BIT is used in __ctnetlink_change_status as the max bit
value. When add new bit IPS_OFFLOAD_BIT whose value is 14, we should
increase the __IPS_MAX_BIT too, from 14 to 15.

There is no any bug in current codes, although it lost one loop in
__ctnetlink_change_status. Because the new bit IPS_OFFLOAD_BIT belongs
the IPS_UNCHANGEABLE_MASK.

Signed-off-by: Gao Feng <gfree.wind@vip.163.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2018-06-07 12:45:44 +02:00
Linus Torvalds
1c8c5a9d38 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:

 1) Add Maglev hashing scheduler to IPVS, from Inju Song.

 2) Lots of new TC subsystem tests from Roman Mashak.

 3) Add TCP zero copy receive and fix delayed acks and autotuning with
    SO_RCVLOWAT, from Eric Dumazet.

 4) Add XDP_REDIRECT support to mlx5 driver, from Jesper Dangaard
    Brouer.

 5) Add ttl inherit support to vxlan, from Hangbin Liu.

 6) Properly separate ipv6 routes into their logically independant
    components. fib6_info for the routing table, and fib6_nh for sets of
    nexthops, which thus can be shared. From David Ahern.

 7) Add bpf_xdp_adjust_tail helper, which can be used to generate ICMP
    messages from XDP programs. From Nikita V. Shirokov.

 8) Lots of long overdue cleanups to the r8169 driver, from Heiner
    Kallweit.

 9) Add BTF ("BPF Type Format"), from Martin KaFai Lau.

10) Add traffic condition monitoring to iwlwifi, from Luca Coelho.

11) Plumb extack down into fib_rules, from Roopa Prabhu.

12) Add Flower classifier offload support to igb, from Vinicius Costa
    Gomes.

13) Add UDP GSO support, from Willem de Bruijn.

14) Add documentation for eBPF helpers, from Quentin Monnet.

15) Add TLS tx offload to mlx5, from Ilya Lesokhin.

16) Allow applications to be given the number of bytes available to read
    on a socket via a control message returned from recvmsg(), from
    Soheil Hassas Yeganeh.

17) Add x86_32 eBPF JIT compiler, from Wang YanQing.

18) Add AF_XDP sockets, with zerocopy support infrastructure as well.
    From Björn Töpel.

19) Remove indirect load support from all of the BPF JITs and handle
    these operations in the verifier by translating them into native BPF
    instead. From Daniel Borkmann.

20) Add GRO support to ipv6 gre tunnels, from Eran Ben Elisha.

21) Allow XDP programs to do lookups in the main kernel routing tables
    for forwarding. From David Ahern.

22) Allow drivers to store hardware state into an ELF section of kernel
    dump vmcore files, and use it in cxgb4. From Rahul Lakkireddy.

23) Various RACK and loss detection improvements in TCP, from Yuchung
    Cheng.

24) Add TCP SACK compression, from Eric Dumazet.

25) Add User Mode Helper support and basic bpfilter infrastructure, from
    Alexei Starovoitov.

26) Support ports and protocol values in RTM_GETROUTE, from Roopa
    Prabhu.

27) Support bulking in ->ndo_xdp_xmit() API, from Jesper Dangaard
    Brouer.

28) Add lots of forwarding selftests, from Petr Machata.

29) Add generic network device failover driver, from Sridhar Samudrala.

* ra.kernel.org:/pub/scm/linux/kernel/git/davem/net-next: (1959 commits)
  strparser: Add __strp_unpause and use it in ktls.
  rxrpc: Fix terminal retransmission connection ID to include the channel
  net: hns3: Optimize PF CMDQ interrupt switching process
  net: hns3: Fix for VF mailbox receiving unknown message
  net: hns3: Fix for VF mailbox cannot receiving PF response
  bnx2x: use the right constant
  Revert "net: sched: cls: Fix offloading when ingress dev is vxlan"
  net: dsa: b53: Fix for brcm tag issue in Cygnus SoC
  enic: fix UDP rss bits
  netdev-FAQ: clarify DaveM's position for stable backports
  rtnetlink: validate attributes in do_setlink()
  mlxsw: Add extack messages for port_{un, }split failures
  netdevsim: Add extack error message for devlink reload
  devlink: Add extack to reload and port_{un, }split operations
  net: metrics: add proper netlink validation
  ipmr: fix error path when ipmr_new_table fails
  ip6mr: only set ip6mr_table from setsockopt when ip6mr_new_table succeeds
  net: hns3: remove unused hclgevf_cfg_func_mta_filter
  netfilter: provide udp*_lib_lookup for nf_tproxy
  qed*: Utilize FW 8.37.2.0
  ...
2018-06-06 18:39:49 -07:00
Linus Torvalds
2857676045 - Introduce arithmetic overflow test helper functions (Rasmus)
- Use overflow helpers in 2-factor allocators (Kees, Rasmus)
 - Introduce overflow test module (Rasmus, Kees)
 - Introduce saturating size helper functions (Matthew, Kees)
 - Treewide use of struct_size() for allocators (Kees)
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Merge tag 'overflow-v4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull overflow updates from Kees Cook:
 "This adds the new overflow checking helpers and adds them to the
  2-factor argument allocators. And this adds the saturating size
  helpers and does a treewide replacement for the struct_size() usage.
  Additionally this adds the overflow testing modules to make sure
  everything works.

  I'm still working on the treewide replacements for allocators with
  "simple" multiplied arguments:

     *alloc(a * b, ...) -> *alloc_array(a, b, ...)

  and

     *zalloc(a * b, ...) -> *calloc(a, b, ...)

  as well as the more complex cases, but that's separable from this
  portion of the series. I expect to have the rest sent before -rc1
  closes; there are a lot of messy cases to clean up.

  Summary:

   - Introduce arithmetic overflow test helper functions (Rasmus)

   - Use overflow helpers in 2-factor allocators (Kees, Rasmus)

   - Introduce overflow test module (Rasmus, Kees)

   - Introduce saturating size helper functions (Matthew, Kees)

   - Treewide use of struct_size() for allocators (Kees)"

* tag 'overflow-v4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  treewide: Use struct_size() for devm_kmalloc() and friends
  treewide: Use struct_size() for vmalloc()-family
  treewide: Use struct_size() for kmalloc()-family
  device: Use overflow helpers for devm_kmalloc()
  mm: Use overflow helpers in kvmalloc()
  mm: Use overflow helpers in kmalloc_array*()
  test_overflow: Add memory allocation overflow tests
  overflow.h: Add allocation size calculation helpers
  test_overflow: Report test failures
  test_overflow: macrofy some more, do more tests for free
  lib: add runtime test of check_*_overflow functions
  compiler.h: enable builtin overflow checkers and add fallback code
2018-06-06 17:27:14 -07:00
Linus Torvalds
5eb6eed7e0 One new feature was added to ftrace, which is the trace_marker now supports
triggers. For example:
 
   # cd /sys/kernel/debug/tracing
   # echo 'snapshot' > events/ftrace/print/trigger
   # echo 'cause snapshot' > trace_marker
 
 The rest of the changes are various clean ups and also one stable fix that
 was added late in the cycle.
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Merge tag 'trace-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing updates from Steven Rostedt:
 "One new feature was added to ftrace, which is the trace_marker now
  supports triggers. For example:

    # cd /sys/kernel/debug/tracing
    # echo 'snapshot' > events/ftrace/print/trigger
    # echo 'cause snapshot' > trace_marker

  The rest of the changes are various clean ups and also one stable fix
  that was added late in the cycle"

* tag 'trace-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (21 commits)
  tracing: Use match_string() instead of open coding it in trace_set_options()
  branch-check: fix long->int truncation when profiling branches
  ring-buffer: Fix typo in comment
  ring-buffer: Fix a bunch of typos in comments
  tracing/selftest: Add test to test simple snapshot trigger for trace_marker
  tracing/selftest: Add test to test hist trigger between kernel event and trace_marker
  tracing/selftest: Add selftests to test trace_marker histogram triggers
  ftrace/selftest: Fix reset_trigger() to handle triggers with filters
  ftrace/selftest: Have the reset_trigger code be a bit more careful
  tracing: Document trace_marker triggers
  tracing: Allow histogram triggers to access ftrace internal events
  tracing: Prevent further users of zero size static arrays in trace events
  tracing: Have zero size length in filter logic be full string
  tracing: Add trigger file for trace_markers tracefs/ftrace/print
  tracing: Do not show filter file for ftrace internal events
  tracing: Add brackets in ftrace event dynamic arrays
  tracing: Have event_trace_init() called by trace_init_tracefs()
  tracing: Add __find_event_file() to find event files without restrictions
  tracing: Do not reference event data in post call triggers
  tracepoints: Fix the descriptions of tracepoint_probe_register{_prio}
  ...
2018-06-06 16:39:18 -07:00
Linus Torvalds
8b5c6a3a49 audit/stable-4.18 PR 20180605
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Merge tag 'audit-pr-20180605' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit

Pull audit updates from Paul Moore:
 "Another reasonable chunk of audit changes for v4.18, thirteen patches
  in total.

  The thirteen patches can mostly be broken down into one of four
  categories: general bug fixes, accessor functions for audit state
  stored in the task_struct, negative filter matches on executable
  names, and extending the (relatively) new seccomp logging knobs to the
  audit subsystem.

  The main driver for the accessor functions from Richard are the
  changes we're working on to associate audit events with containers,
  but I think they have some standalone value too so I figured it would
  be good to get them in now.

  The seccomp/audit patches from Tyler apply the seccomp logging
  improvements from a few releases ago to audit's seccomp logging;
  starting with this patchset the changes in
  /proc/sys/kernel/seccomp/actions_logged should apply to both the
  standard kernel logging and audit.

  As usual, everything passes the audit-testsuite and it happens to
  merge cleanly with your tree"

[ Heh, except it had trivial merge conflicts with the SELinux tree that
  also came in from Paul   - Linus ]

* tag 'audit-pr-20180605' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit:
  audit: Fix wrong task in comparison of session ID
  audit: use existing session info function
  audit: normalize loginuid read access
  audit: use new audit_context access funciton for seccomp_actions_logged
  audit: use inline function to set audit context
  audit: use inline function to get audit context
  audit: convert sessionid unset to a macro
  seccomp: Don't special case audited processes when logging
  seccomp: Audit attempts to modify the actions_logged sysctl
  seccomp: Configurable separator for the actions_logged string
  seccomp: Separate read and write code for actions_logged sysctl
  audit: allow not equal op for audit by executable
  audit: add syscall information to FEATURE_CHANGE records
2018-06-06 16:34:00 -07:00
Linus Torvalds
10b1eb7d8c Merge branch 'next-general' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security system updates from James Morris:

 - incorporate new socketpair() hook into LSM and wire up the SELinux
   and Smack modules. From David Herrmann:

     "The idea is to allow SO_PEERSEC to be called on AF_UNIX sockets
      created via socketpair(2), and return the same information as if
      you emulated socketpair(2) via a temporary listener socket.

      Right now SO_PEERSEC will return the unlabeled credentials for a
      socketpair, rather than the actual credentials of the creating
      process."

 - remove the unused security_settime LSM hook (Sargun Dhillon).

 - remove some stack allocated arrays from the keys code (Tycho
   Andersen)

* 'next-general' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security:
  dh key: get rid of stack allocated array for zeroes
  dh key: get rid of stack allocated array
  big key: get rid of stack array allocation
  smack: provide socketpair callback
  selinux: provide socketpair callback
  net: hook socketpair() into LSM
  security: add hook for socketpair()
  security: remove security_settime
2018-06-06 16:15:56 -07:00
Linus Torvalds
0eb0061381 It's been a busy release for the IPMI driver. Some notable changes:
A user was running into timeout issues doing maintenance commands over
 the IPMB network behind an IPMI controller.  Extend the maintenance
 mode concept to messages over IPMB and allow the timeouts to be tuned.
 
 Lots of cleanup, style fixing, some bugfixes, and such.
 
 At least one user was having trouble with the way the IPMI driver would
 lock the i2c driver module it used.  The IPMI driver was not designed
 for hotplug.  However, hotplug is a reality now, so the IPMI driver
 was modified to support hotplug.
 
 The proc interface code is now completely removed.  Long live sysfs!
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Merge tag 'for-linus-4.18' of git://github.com/cminyard/linux-ipmi

Pull IPMI updates from Corey Minyard:
 "It's been a busy release for the IPMI driver. Some notable changes:

   - A user was running into timeout issues doing maintenance commands
     over the IPMB network behind an IPMI controller.

     Extend the maintenance mode concept to messages over IPMB and allow
     the timeouts to be tuned.

   - Lots of cleanup, style fixing, some bugfixes, and such.

   - At least one user was having trouble with the way the IPMI driver
     would lock the i2c driver module it used.

     The IPMI driver was not designed for hotplug. However, hotplug is a
     reality now, so the IPMI driver was modified to support hotplug.

   - The proc interface code is now completely removed. Long live sysfs!"

* tag 'for-linus-4.18' of git://github.com/cminyard/linux-ipmi: (35 commits)
  ipmi: Properly release srcu locks on error conditions
  ipmi: NPCM7xx KCS BMC: enable interrupt to the host
  ipmi:bt: Set the timeout before doing a capabilities check
  ipmi: Remove the proc interface
  ipmi_ssif: Fix uninitialized variable issue
  ipmi: add an NPCM7xx KCS BMC driver
  ipmi_si: Clean up shutdown a bit
  ipmi_si: Rename intf_num to si_num
  ipmi: Remove smi->intf checks
  ipmi_ssif: Get rid of unused intf_num
  ipmi: Get rid of ipmi_user_t and ipmi_smi_t in include files
  ipmi: ipmi_unregister_smi() cannot fail, have it return void
  ipmi_devintf: Add an error return on invalid ioctls
  ipmi: Remove usecount function from interfaces
  ipmi_ssif: Remove usecount handling
  ipmi: Remove condition on interface shutdown
  ipmi_ssif: Convert over to a shutdown handler
  ipmi_si: Convert over to a shutdown handler
  ipmi: Rework locking and shutdown for hot remove
  ipmi: Fix some counter issues
  ...
2018-06-06 15:48:10 -07:00
Linus Torvalds
8450493076 * Stratix10 SDRAM support to altera_edac (Thor Thayer)
* the usual misc fixes all over the place
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Merge tag 'edac_for_4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

Pull EDAC updates from Borislav Petkov:

 - Stratix10 SDRAM support to altera_edac (Thor Thayer)

 - the usual misc fixes all over the place

[ Also, shared branch for socfpga_stratix10.dtsi file changes with the
  socfpga tree ]

* tag 'edac_for_4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  EDAC, ghes: Make platform-based whitelisting x86-only
  EDAC, altera: Fix ARM64 build warning
  EDAC, skx: Fix skx_edac build error when ACPI_NFIT=m
  EDAC, ghes: Use BIT() macro
  EDAC, ghes: Add DDR4 and NVDIMM memory types
  EDAC, altera: Handle SDRAM Uncorrectable Errors on Stratix10
  Documentation: dt: edac: Move Altera SOCFPGA EDAC file
  EDAC, altera: Add support for Stratix10 SDRAM EDAC
  Documentation: dt: socfpga: Add Stratix10 ECC Manager binding
  EDAC, ghes: Remove unused argument to ghes_edac_report_mem_error()
  arm64: dts: stratix10: add sdram ecc
  EDAC, i7core: Fix spelling mistake: "redundacy" -> "redundancy"
  EDAC, ghes: Add a null pointer check in ghes_edac_unregister()
  ghes, EDAC: Fix ghes_edac registration
  arm64: dts: stratix10: Change pad skew values for EMAC0 PHY driver
  ARM: dts: consistently use 'atmel' as at24 manufacturer in cyclone5
  arm64: dts: stratix10: Add PL330 DMAC to Stratix10 dts
  arm64: dts: stratix10: enable i2c, add i2c periperals
  arm64: dts: stratix10: use clock bindings for the Stratix10 platform
2018-06-06 15:36:13 -07:00
Bjorn Helgaas
73144d77cb Merge branch 'lorenzo/pci/vmd'
- support VMD "membar shadow" feature (Jon Derrick)

  - support VMD bus number offsets (Jon Derrick)

  - add VMD "no AER source ID" quirk for more device IDs (Jon Derrick)

* lorenzo/pci/vmd:
  PCI: vmd: Add an additional VMD device id to driver device id table
  x86/PCI: Add additional VMD device root ports to VMD AER quirk
  PCI: vmd: Add offset to bus numbers if necessary
  PCI: vmd: Assign membar addresses from shadow registers
  PCI: Add Intel VMD devices to pci ids
2018-06-06 16:10:45 -05:00
Bjorn Helgaas
cc64520f97 Merge branch 'lorenzo/pci/mediatek'
- implement Mediatek chained IRQ handling (Honghui Zhang)

  - fix vendor ID & class type for Mediatek MT7622 (Honghui Zhang)

* lorenzo/pci/mediatek:
  PCI: mediatek: Implement chained IRQ handling setup
  PCI: mediatek: Set up vendor ID and class type for MT7622

# Conflicts:
#	drivers/pci/host/Kconfig
2018-06-06 16:10:37 -05:00
Bjorn Helgaas
bf79d7d099 Merge branch 'lorenzo/pci/endpoint'
- use usleep() instead of mdelay() in endpoint test (Jia-Ju Bai)

  - add configfs entries for pci_epf_driver device IDs (Kishon Vijay
    Abraham I)

  - clean up pci_endpoint_test driver (Gustavo Pimentel)

* lorenzo/pci/endpoint:
  PCI: endpoint: Create configfs entry for each pci_epf_device_id table entry
  misc: pci_endpoint_test: Use pci_irq_vector function
  PCI: endpoint: functions/pci-epf-test: Replace lower into upper case characters
  misc: pci_endpoint_test: Replace lower into upper case characters
  PCI: endpoint: Replace mdelay with usleep_range() in pci_epf_test_write()
2018-06-06 16:10:30 -05:00
Bjorn Helgaas
f03c7aa459 Merge branch 'lorenzo/pci/dwc'
- reduce Keystone "link already up" log level (Fabio Estevam)

  - move private DT functions to drivers/pci/ (Rob Herring)

  - factor out dwc CONFIG_PCI Kconfig dependencies (Rob Herring)

  - add DesignWare support to the endpoint test driver (Gustavo Pimentel)

  - add DesignWare support for endpoint mode (Gustavo Pimentel)

  - use devm_ioremap_resource() instead of devm_ioremap() in dra7xx and
    artpec6 (Gustavo Pimentel)

  - fix Qualcomm bitwise NOT issue (Dan Carpenter)

  - add Qualcomm runtime PM support (Srinivas Kandagatla)

* lorenzo/pci/dwc:
  PCI: qcom: add runtime pm support to pcie_port
  PCI: qcom: Fix a bitwise vs logical NOT typo
  PCI: dwc: dra7xx: Use devm_ioremap_resource() instead of devm_ioremap()
  PCI: dwc: artpec6: Use devm_ioremap_resource() instead of devm_ioremap()
  misc: pci_endpoint_test: Add DesignWare EP entry
  dt-bindings: PCI: designware: Add support for EP in DesignWare driver
  PCI: dwc: Add support for EP mode
  dt-bindings: PCI: designware: Example update
  PCI: Move private DT related functions into private header
  PCI: dwc: Move CONFIG_PCI depends to menu
  PCI: dwc: Replace magic number by defines
  PCI: dwc: Small computation improvement
  PCI: dwc: Replace lower into upper case characters
  PCI: dwc: Define maximum number of vectors
  PCI: imx6: Remove space before tabs
  PCI: keystone: Do not treat link up message as error

# Conflicts:
#	include/linux/of_pci.h
2018-06-06 16:10:27 -05:00
Bjorn Helgaas
fd83941d50 Merge branch 'pci/virtualization'
- add generic enable function for simple SR-IOV hardware (Alexander
    Duyck)

  - use generic SR-IOV enable for ena, nvme (Alexander Duyck)

  - add ACS quirk for Intel 7th & 8th Gen mobile (Alex Williamson)

  - add ACS quirk for Intel 300 series (Mika Westerberg)

* pci/virtualization:
  PCI/IOV: Allow PF drivers to limit total_VFs to 0
  PCI: Add "pci=noats" boot parameter
  PCI: Add ACS quirk for Intel 300 series
  PCI: Add ACS quirk for Intel 7th & 8th Gen mobile
  nvme-pci: Use pci_sriov_configure_simple() to enable VFs
  net: ena: Use pci_sriov_configure_simple() to enable VFs
  PCI/IOV: Add pci-pf-stub driver for PFs that only enable VFs
  PCI/IOV: Add pci_sriov_configure_simple()
2018-06-06 16:10:21 -05:00
Bjorn Helgaas
a7c9d4cf45 Merge branch 'pci/resource'
- add managed interface to get PCI host bridge resources from OF (Jan
    Kiszka)

  - add support for unbinding generic PCI host controller (Jan Kiszka)

  - fix memory leaks when unbinding generic PCI host controller (Jan Kiszka)

* pci/resource:
  PCI: Enable PCI_DOMAINS along with generic PCI host controller
  PCI: Add support for unbinding the generic PCI host controller
  PCI: Rework of_pci_get_host_bridge_resources() to devm_of_pci_get_host_bridge_resources()
  PCI: Use dev_printk() in of_pci_get_host_bridge_resources()
  PCI: Pass struct device to of_pci_get_host_bridge_resources()
  PCI: Rename of_pci_get_host_bridge_resources() device node parameter
  PCI: Fix devm_pci_alloc_host_bridge() memory leak
  PCI: Make pci_get_new_domain_nr() static
2018-06-06 16:10:18 -05:00
Bjorn Helgaas
aee9684a36 Merge branch 'pci/misc'
- add macros for PCIe Link Control 2 register (Frederick Lawler)

  - replace IB/hfi1 custom macros with PCI core versions (Frederick Lawler)

  - remove dead microblaze and xtensa code (Bjorn Helgaas)

  - use dev_printk() when possible in xtensa and mips (Bjorn Helgaas)

* pci/misc:
  MIPS: PCI: Use dev_printk() when possible
  xtensa/PCI: Use dev_printk() when possible
  xtensa/PCI: Make variables static
  xtensa/PCI: Remove dead code
  microblaze/PCI: Remove pcibios_claim_one_bus() dead code
  microblaze/PCI: Remove pcibios_finish_adding_to_bus() dead code
  IB/hfi1: Replace custom hfi1 macros with PCIe macros
  PCI: Add PCI_EXP_LNKCTL2_TLS* macros
2018-06-06 16:10:12 -05:00
Bjorn Helgaas
f64c146410 Merge branch 'pci/hotplug'
- fix use-before-set error in ibmphp (Dan Carpenter)

  - fix pciehp timeouts caused by Command Completed errata (Bjorn Helgaas)

  - fix refcounting in pnv_php hotplug (Julia Lawall)

  - clear pciehp Presence Detect and Data Link Layer Status Changed on
    resume so we don't miss hotplug events (Mika Westerberg)

  - only request pciehp control if we support it, so platform can use ACPI
    hotplug otherwise (Mika Westerberg)

  - convert SHPC to be builtin only (Mika Westerberg)

  - request SHPC control via _OSC if we support it (Mika Westerberg)

  - simplify SHPC handoff from firmware (Mika Westerberg)

* pci/hotplug:
  PCI: Improve "partially hidden behind bridge" log message
  PCI: Improve pci_scan_bridge() and pci_scan_bridge_extend() doc
  PCI: Move resource distribution for single bridge outside loop
  PCI: Account for all bridges on bus when distributing bus numbers
  ACPI / hotplug / PCI: Drop unnecessary parentheses
  ACPI / hotplug / PCI: Mark stale PCI devices disconnected
  ACPI / hotplug / PCI: Don't scan bridges managed by native hotplug
  PCI: hotplug: Add hotplug_is_native()
  PCI: shpchp: Add shpchp_is_native()
  PCI: shpchp: Fix AMD POGO identification
  PCI: shpchp: Use dev_printk() for OSHP-related messages
  PCI: shpchp: Remove get_hp_hw_control_from_firmware() wrapper
  PCI: shpchp: Remove acpi_get_hp_hw_control_from_firmware() flags
  PCI: shpchp: Rely on previous _OSC results
  PCI: shpchp: Request SHPC control via _OSC when adding host bridge
  PCI: shpchp: Convert SHPC to be builtin only
  PCI: pciehp: Make pciehp_is_native() stricter
  PCI: pciehp: Rename host->native_hotplug to host->native_pcie_hotplug
  PCI: pciehp: Request control of native hotplug only if supported
  PCI: pciehp: Clear Presence Detect and Data Link Layer Status Changed on resume
  PCI: pnv_php: Add missing of_node_put()
  PCI: pciehp: Add quirk for Command Completed errata
  PCI: Add Qualcomm vendor ID
  PCI: ibmphp: Fix use-before-set in get_max_bus_speed()

# Conflicts:
#	drivers/acpi/pci_root.c
2018-06-06 16:10:10 -05:00
Bjorn Helgaas
5e3165d1a8 Merge branch 'pci/enumeration'
- neaten pci=earlydump output (Andy Shevchenko)

  - avoid errors when extended config space inaccessible (Gilles Buloz)

  - prevent sysfs disable of device while driver attached (Christoph
    Hellwig)

  - use core interface to report PCIe link properties in bnx2x, bnxt_en,
    cxgb4, ixgbe (Bjorn Helgaas)

  - remove unused pcie_get_minimum_link() (Bjorn Helgaas)

* pci/enumeration:
  PCI: Remove unused pcie_get_minimum_link()
  ixgbe: Report PCIe link properties with pcie_print_link_status()
  cxgb4: Report PCIe link properties with pcie_print_link_status()
  bnxt_en: Report PCIe link properties with pcie_print_link_status()
  bnx2x: Report PCIe link properties with pcie_print_link_status()
  PCI: Prevent sysfs disable of device while driver is attached
  PCI: Check whether bridges allow access to extended config space
  x86/PCI: Make pci=earlydump output neat
2018-06-06 16:10:08 -05:00
Bjorn Helgaas
08b5b2f783 Merge branch 'pci/aspm'
- disable ASPM L1.2 substate if we don't have LTR (Bjorn Helgaas)

  - respect platform ownership of LTR (Bjorn Helgaas)

* pci/aspm:
  PCI/ACPI: Request LTR control from platform before using it
  PCI/ASPM: Disable ASPM L1.2 Substate if we don't have LTR
2018-06-06 16:10:05 -05:00
Doron Roberts-Kedes
7170e6045a strparser: Add __strp_unpause and use it in ktls.
strp_unpause queues strp_work in order to parse any messages that
arrived while the strparser was paused. However, the process invoking
strp_unpause could eagerly parse a buffered message itself if it held
the sock lock.

__strp_unpause is an alternative to strp_pause that avoids the scheduling
overhead that results when a receiving thread unpauses the strparser
and waits for the next message to be delivered by the workqueue thread.

This patch more than doubled the IOPS achieved in a benchmark of NBD
traffic encrypted using ktls.

Signed-off-by: Doron Roberts-Kedes <doronrk@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-06 14:07:53 -04:00
Linus Torvalds
8715ee75fe Kbuild updates for v4.18
- improve fixdep to coalesce consecutive slashes in dep-files
 
 - fix some issues of the maintainer string generation in deb-pkg script
 
 - remove unused CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX and clean-up
   several tools and linker scripts
 
 - clean-up modpost
 
 - allow to enable the dead code/data elimination for PowerPC in EXPERT mode
 
 - improve two coccinelle scripts for better performance
 
 - pass endianness and machine size flags to sparse for all architecture
 
 - misc fixes
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Merge tag 'kbuild-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - improve fixdep to coalesce consecutive slashes in dep-files

 - fix some issues of the maintainer string generation in deb-pkg script

 - remove unused CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX and clean-up
   several tools and linker scripts

 - clean-up modpost

 - allow to enable the dead code/data elimination for PowerPC in EXPERT
   mode

 - improve two coccinelle scripts for better performance

 - pass endianness and machine size flags to sparse for all architecture

 - misc fixes

* tag 'kbuild-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (25 commits)
  kbuild: add machine size to CHECKFLAGS
  kbuild: add endianness flag to CHEKCFLAGS
  kbuild: $(CHECK) doesnt need NOSTDINC_FLAGS twice
  scripts: Fixed printf format mismatch
  scripts/tags.sh: use `find` for $ALLSOURCE_ARCHS generation
  coccinelle: deref_null: improve performance
  coccinelle: mini_lock: improve performance
  powerpc: Allow LD_DEAD_CODE_DATA_ELIMINATION to be selected
  kbuild: Allow LD_DEAD_CODE_DATA_ELIMINATION to be selectable if enabled
  kbuild: LD_DEAD_CODE_DATA_ELIMINATION no -ffunction-sections/-fdata-sections for module build
  kbuild: Fix asm-generic/vmlinux.lds.h for LD_DEAD_CODE_DATA_ELIMINATION
  modpost: constify *modname function argument where possible
  modpost: remove redundant is_vmlinux() test
  modpost: use strstarts() helper more widely
  modpost: pass struct elf_info pointer to get_modinfo()
  checkpatch: remove VMLINUX_SYMBOL() check
  vmlinux.lds.h: remove no-op macro VMLINUX_SYMBOL()
  kbuild: remove CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX
  export.h: remove code for prefixing symbols with underscore
  depmod.sh: remove symbol prefix support
  ...
2018-06-06 11:00:15 -07:00
Linus Torvalds
126f7051b4 sound updates for 4.18
We've got many code additions at this cycle as a result of quite a few
 new drivers.  Below are highlights:
 
 Core stuff:
 - Fix the long-standing issue with the device registration order;
   the control device is now registered at last
 - PCM locking code cleanups for RT kernels
 - Fixes for possible races in ALSA timer resolution accesses
 - TLV offset definitions in uapi
 
 ASoC:
 - Many fixes for the topology stuff, including fixes for v4 ABI
   compatibility
 - Lots of cleanups / quirks for Intel platforms based on Realtek
   CODECs
 - Continued componentization works, removing legacy CODEC stuff
 - Conversion of OMAP DMA to the new, more standard SDMA-PCM driver
 - Fixes and updates to Cirrus Logic SoC drivers
 - New Qualcomm DSP support
 - New drivers for Analog SSM2305, Atmel I2S controllers, Mediatek
   MT6351, MT6797 and MT7622, Qualcomm DSPs, Realtek RT1305, RT1306 and
   RT5668 and TI TSCS454
 
 HD-audio:
 - Finally better support for some CA0132 boards, allowing Windows
   firmware
 - HP Spectre x360 support along with a bulk of COEF stuff
 - Blacklisting power save default some known boards reported on Fedora
 
 USB-audio:
 - Continued improvements on UAC3 support; now BADD is supported
 - Fixes / improvements for Dell WD15 dock
 - Allow DMA coherent pages for PCM buffers for ARCH, MIPS & co
 
 Others:
 - New Xen sound frontend driver support
 - Cache implementation and other improvements for FireWire DICE
 - Conversions to octal permissions in allover places
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Merge tag 'sound-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "We've got many code additions at this cycle as a result of quite a few
  new drivers. Below are highlights:

  Core stuff:
   - Fix the long-standing issue with the device registration order; the
     control device is now registered at last
   - PCM locking code cleanups for RT kernels
   - Fixes for possible races in ALSA timer resolution accesses
   - TLV offset definitions in uapi

  ASoC:
   - Many fixes for the topology stuff, including fixes for v4 ABI
     compatibility
   - Lots of cleanups / quirks for Intel platforms based on Realtek
     CODECs
   - Continued componentization works, removing legacy CODEC stuff
   - Conversion of OMAP DMA to the new, more standard SDMA-PCM driver
   - Fixes and updates to Cirrus Logic SoC drivers
   - New Qualcomm DSP support
   - New drivers for Analog SSM2305, Atmel I2S controllers, Mediatek
     MT6351, MT6797 and MT7622, Qualcomm DSPs, Realtek RT1305, RT1306
     and RT5668 and TI TSCS454

  HD-audio:
   - Finally better support for some CA0132 boards, allowing Windows
     firmware
   - HP Spectre x360 support along with a bulk of COEF stuff
   - Blacklisting power save default some known boards reported on
     Fedora

  USB-audio:
   - Continued improvements on UAC3 support; now BADD is supported
   - Fixes / improvements for Dell WD15 dock
   - Allow DMA coherent pages for PCM buffers for ARCH, MIPS & co

  Others:
   - New Xen sound frontend driver support
   - Cache implementation and other improvements for FireWire DICE
   - Conversions to octal permissions in allover places"

* tag 'sound-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (386 commits)
  ASoC: dapm: delete dapm_kcontrol_data paths list before freeing it
  ALSA: usb-audio: remove redundant check on err
  ASoC: topology: Move skl-tplg-interface.h to uapi
  ASoC: topology: Move v4 manifest header data structures to uapi
  ASoC: topology: Improve backwards compatibility with v4 topology files
  ALSA: pci/hda: Remove unused, broken, header file
  ASoC: TSCS454: Add Support
  ASoC: Intel: kbl: Move codec sysclk config to codec_init function
  ASoC: simple-card: set cpu dai clk in hw_params
  ALSA: hda - Handle kzalloc() failure in snd_hda_attach_pcm_stream()
  ALSA: oxygen: use match_string() helper
  ASoC: dapm: use match_string() helper
  ASoC: max98095: use match_string() helper
  ASoC: max98088: use match_string() helper
  ASoC: Intel: bytcr_rt5651: Set card long_name based on quirks
  ASoC: mt6797-mt6351: add hostless phone call path
  ASoC: mt6797: add Hostless DAI
  ASoC: mt6797: add PCM interface
  ASoC: mediatek: export mtk-afe symbols as needed
  ASoC: codecs: PCM1789: include gpio/consumer.h
  ...
2018-06-06 09:08:38 -07:00
Linus Torvalds
135c5504a6 drm for v4.18-rc1
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Merge tag 'drm-next-2018-06-06-1' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "This starts to support NVIDIA volta hardware with nouveau, and adds
  amdgpu support for the GPU in the Kabylake-G (the intel + radeon
  single package chip), along with some initial Intel icelake enabling.

  Summary:

  New Drivers:
   - v3d - driver for broadcom V3D V3.x+ hardware
   - xen-front - XEN PV display frontend

  core:
   - handle zpos normalization in the core
   - stop looking at legacy pointers in atomic paths
   - improved scheduler documentation
   - improved aspect ratio validation
   - aspect ratio support for 64:27 and 256:135
   - drop unused control node code.

  i915:
   - Icelake (ICL) enabling
   - GuC/HuC refactoring
   - PSR/PSR2 enabling and fixes
   - DPLL management refactoring
   - DP MST fixes
   - NV12 enabling
   - HDCP improvements
   - GEM/Execlist/reset improvements
   - GVT improvements
   - stolen memory first 4k fix

  amdgpu:
   - Vega 20 support
   - VEGAM support (Kabylake-G)
   - preOS scanout buffer reservation
   - power management gfxoff support for raven
   - SR-IOV fixes
   - Vega10 power profiles and clock voltage control
   - scatter/gather display support on CZ/ST

  amdkfd:
   - GFX9 dGPU support
   - userptr memory mapping

  nouveau:
   - major refactoring for Volta GV100 support

  tda998x:
   - HDMI i2c CEC support

  etnaviv:
   - removed unused logging code
   - license text cleanups
   - MMU handling improvements
   - timeout fence fix for 50 days uptime

  tegra:
   - IOMMU support in gr2d/gr3d drivers
   - zpos support

  vc4:
   - syncobj support
   - CTM, plane alpha and async cursor support

  analogix_dp:
   - HPD and aux chan fixes

  sun4i:
   - MIPI DSI support

  tilcdc:
   - clock divider fixes for OMAP-l138 LCDK board

  rcar-du:
   - R8A77965 support
   - dma-buf fences fixes
   - hardware indexed crtc/du group handling
   - generic zplane property support

  atmel-hclcdc:
   - generic zplane property support

  mediatek:
   - use generic video mode function

  exynos:
   - S5PV210 FIMD variant support
   - IPP v2 framework
   - more HW overlays support"

* tag 'drm-next-2018-06-06-1' of git://anongit.freedesktop.org/drm/drm: (1286 commits)
  drm/amdgpu: fix 32-bit build warning
  drm/exynos: fimc: signedness bug in fimc_setup_clocks()
  drm/exynos: scaler: fix static checker warning
  drm/amdgpu: Use dev_info() to report amdkfd is not supported for this ASIC
  drm/amd/display: Remove use of division operator for long longs
  drm/amdgpu: Update GFX info structure to match what vega20 used
  drm/amdgpu/pp: remove duplicate assignment
  drm/sched: add rcu_barrier after entity fini
  drm/amdgpu: move VM BOs on LRU again
  drm/amdgpu: consistenly use VM moved flag
  drm/amdgpu: kmap PDs/PTs in amdgpu_vm_update_directories
  drm/amdgpu: further optimize amdgpu_vm_handle_moved
  drm/amdgpu: cleanup amdgpu_vm_validate_pt_bos v2
  drm/amdgpu: rework VM state machine lock handling v2
  drm/amdgpu: Add runtime VCN PG support
  drm/amdgpu: Enable VCN static PG by default on RV
  drm/amdgpu: Add VCN static PG support on RV
  drm/amdgpu: Enable VCN CG by default on RV
  drm/amdgpu: Add static CG control for VCN on RV
  drm/exynos: Fix default value for zpos plane property
  ...
2018-06-06 08:16:33 -07:00
Thomas Gleixner
d340ebd696 genirq/migration: Avoid out of line call if pending is not set
The upcoming fix for the -EBUSY return from affinity settings requires to
use the irq_move_irq() functionality even on irq remapped interrupts. To
avoid the out of line call, move the check for the pending bit into an
inline helper.

Preparatory change for the real fix. No functional change.

Fixes: dccfe3147b ("x86/vector: Simplify vector move cleanup")
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <liu.song.a23@gmail.com>
Cc: Dmitry Safonov <0x7f454c46@gmail.com>
Cc: stable@vger.kernel.org
Cc: Mike Travis <mike.travis@hpe.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Tariq Toukan <tariqt@mellanox.com>
Cc: Dou Liyang <douly.fnst@cn.fujitsu.com>
Link: https://lkml.kernel.org/r/20180604162224.471925894@linutronix.de
2018-06-06 15:18:20 +02:00
Jozsef Kadlecsik
30a2e10710 netfilter: ipset: Limit max timeout value
Due to the negative value condition in msecs_to_jiffies(), the real
max possible timeout value must be set to (UINT_MAX >> 1)/MSEC_PER_SEC.

Neutron Soutmun proposed the proper fix, but an insufficient one was
applied, see https://patchwork.ozlabs.org/patch/400405/.

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2018-06-06 14:00:54 +02:00
Jozsef Kadlecsik
bd975e6914 netfilter: ipset: List timing out entries with "timeout 1" instead of zero
When listing sets with timeout support, there's a probability that
just timing out entries with "0" timeout value is listed/saved.
However when restoring the saved list, the zero timeout value means
permanent elelements.

The new behaviour is that timing out entries are listed with "timeout 1"
instead of zero.

Fixes netfilter bugzilla #1258.

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2018-06-06 14:00:48 +02:00
Mathieu Desnoyers
d7822b1e24 rseq: Introduce restartable sequences system call
Expose a new system call allowing each thread to register one userspace
memory area to be used as an ABI between kernel and user-space for two
purposes: user-space restartable sequences and quick access to read the
current CPU number value from user-space.

* Restartable sequences (per-cpu atomics)

Restartables sequences allow user-space to perform update operations on
per-cpu data without requiring heavy-weight atomic operations.

The restartable critical sections (percpu atomics) work has been started
by Paul Turner and Andrew Hunter. It lets the kernel handle restart of
critical sections. [1] [2] The re-implementation proposed here brings a
few simplifications to the ABI which facilitates porting to other
architectures and speeds up the user-space fast path.

Here are benchmarks of various rseq use-cases.

Test hardware:

arm32: ARMv7 Processor rev 4 (v7l) "Cubietruck", 2-core
x86-64: Intel E5-2630 v3@2.40GHz, 16-core, hyperthreading

The following benchmarks were all performed on a single thread.

* Per-CPU statistic counter increment

                getcpu+atomic (ns/op)    rseq (ns/op)    speedup
arm32:                344.0                 31.4          11.0
x86-64:                15.3                  2.0           7.7

* LTTng-UST: write event 32-bit header, 32-bit payload into tracer
             per-cpu buffer

                getcpu+atomic (ns/op)    rseq (ns/op)    speedup
arm32:               2502.0                 2250.0         1.1
x86-64:               117.4                   98.0         1.2

* liburcu percpu: lock-unlock pair, dereference, read/compare word

                getcpu+atomic (ns/op)    rseq (ns/op)    speedup
arm32:                751.0                 128.5          5.8
x86-64:                53.4                  28.6          1.9

* jemalloc memory allocator adapted to use rseq

Using rseq with per-cpu memory pools in jemalloc at Facebook (based on
rseq 2016 implementation):

The production workload response-time has 1-2% gain avg. latency, and
the P99 overall latency drops by 2-3%.

* Reading the current CPU number

Speeding up reading the current CPU number on which the caller thread is
running is done by keeping the current CPU number up do date within the
cpu_id field of the memory area registered by the thread. This is done
by making scheduler preemption set the TIF_NOTIFY_RESUME flag on the
current thread. Upon return to user-space, a notify-resume handler
updates the current CPU value within the registered user-space memory
area. User-space can then read the current CPU number directly from
memory.

Keeping the current cpu id in a memory area shared between kernel and
user-space is an improvement over current mechanisms available to read
the current CPU number, which has the following benefits over
alternative approaches:

- 35x speedup on ARM vs system call through glibc
- 20x speedup on x86 compared to calling glibc, which calls vdso
  executing a "lsl" instruction,
- 14x speedup on x86 compared to inlined "lsl" instruction,
- Unlike vdso approaches, this cpu_id value can be read from an inline
  assembly, which makes it a useful building block for restartable
  sequences.
- The approach of reading the cpu id through memory mapping shared
  between kernel and user-space is portable (e.g. ARM), which is not the
  case for the lsl-based x86 vdso.

On x86, yet another possible approach would be to use the gs segment
selector to point to user-space per-cpu data. This approach performs
similarly to the cpu id cache, but it has two disadvantages: it is
not portable, and it is incompatible with existing applications already
using the gs segment selector for other purposes.

Benchmarking various approaches for reading the current CPU number:

ARMv7 Processor rev 4 (v7l)
Machine model: Cubietruck
- Baseline (empty loop):                                    8.4 ns
- Read CPU from rseq cpu_id:                               16.7 ns
- Read CPU from rseq cpu_id (lazy register):               19.8 ns
- glibc 2.19-0ubuntu6.6 getcpu:                           301.8 ns
- getcpu system call:                                     234.9 ns

x86-64 Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz:
- Baseline (empty loop):                                    0.8 ns
- Read CPU from rseq cpu_id:                                0.8 ns
- Read CPU from rseq cpu_id (lazy register):                0.8 ns
- Read using gs segment selector:                           0.8 ns
- "lsl" inline assembly:                                   13.0 ns
- glibc 2.19-0ubuntu6 getcpu:                              16.6 ns
- getcpu system call:                                      53.9 ns

- Speed (benchmark taken on v8 of patchset)

Running 10 runs of hackbench -l 100000 seems to indicate, contrary to
expectations, that enabling CONFIG_RSEQ slightly accelerates the
scheduler:

Configuration: 2 sockets * 8-core Intel(R) Xeon(R) CPU E5-2630 v3 @
2.40GHz (directly on hardware, hyperthreading disabled in BIOS, energy
saving disabled in BIOS, turboboost disabled in BIOS, cpuidle.off=1
kernel parameter), with a Linux v4.6 defconfig+localyesconfig,
restartable sequences series applied.

* CONFIG_RSEQ=n

avg.:      41.37 s
std.dev.:   0.36 s

* CONFIG_RSEQ=y

avg.:      40.46 s
std.dev.:   0.33 s

- Size

On x86-64, between CONFIG_RSEQ=n/y, the text size increase of vmlinux is
567 bytes, and the data size increase of vmlinux is 5696 bytes.

[1] https://lwn.net/Articles/650333/
[2] http://www.linuxplumbersconf.org/2013/ocw/system/presentations/1695/original/LPC%20-%20PerCpu%20Atomics.pdf

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Joel Fernandes <joelaf@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Dave Watson <davejwatson@fb.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Chris Lameter <cl@linux.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Andrew Hunter <ahh@google.com>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: "Paul E . McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Paul Turner <pjt@google.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ben Maurer <bmaurer@fb.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: linux-api@vger.kernel.org
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/20151027235635.16059.11630.stgit@pjt-glaptop.roam.corp.google.com
Link: http://lkml.kernel.org/r/20150624222609.6116.86035.stgit@kitami.mtv.corp.google.com
Link: https://lkml.kernel.org/r/20180602124408.8430-3-mathieu.desnoyers@efficios.com
2018-06-06 11:58:31 +02:00
Mathieu Desnoyers
b575e83721 uapi/headers: Provide types_32_64.h
Provide helper macros for fields which represent pointers in
kernel-userspace ABI. This facilitates handling of 32-bit
user-space by 64-bit kernels by defining those fields as
32-bit 0-padding and 32-bit integer on 32-bit architectures,
which allows the kernel to treat those as 64-bit integers.
The order of padding and 32-bit integer depends on the
endianness.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Joel Fernandes <joelaf@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Dave Watson <davejwatson@fb.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Chris Lameter <cl@linux.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Andrew Hunter <ahh@google.com>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: "Paul E . McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Paul Turner <pjt@google.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ben Maurer <bmaurer@fb.com>
Cc: linux-api@vger.kernel.org
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lkml.kernel.org/r/20180602124408.8430-2-mathieu.desnoyers@efficios.com
2018-06-06 11:58:31 +02:00
Ulf Hansson
82e12d9e0b PM / Domains: Add dev_pm_domain_attach_by_id() to manage multi PM domains
The existing dev_pm_domain_attach() function, allows a single PM domain to
be attached per device. To be able to support devices that are partitioned
across multiple PM domains, let's introduce a new interface,
dev_pm_domain_attach_by_id().

The dev_pm_domain_attach_by_id() returns a new allocated struct device with
the corresponding attached PM domain. This enables for example a driver to
operate on the new device from a power management point of view. The driver
may then also benefit from using the received device, to set up so called
device-links towards its original device. Depending on the situation, these
links may then be dynamically changed.

The new interface is typically called by drivers during their probe phase,
in case they manages devices which uses multiple PM domains. If that is the
case, the driver also becomes responsible of managing the detaching of the
PM domains, which typically should be done at the remove phase. Detaching
is done by calling the existing dev_pm_domain_detach() function and for
each of the received devices from dev_pm_domain_attach_by_id().

Note, currently its only genpd that supports multiple PM domains per
device, but dev_pm_domain_attach_by_id() can easily by extended to cover
other PM domain types, if/when needed.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 09:09:22 +02:00
Ulf Hansson
3c095f32a9 PM / Domains: Add support for multi PM domains per device to genpd
To support devices being partitioned across multiple PM domains, let's
begin with extending genpd to cope with these kind of configurations.

Therefore, add a new exported function genpd_dev_pm_attach_by_id(), which
is similar to the existing genpd_dev_pm_attach(), but with the difference
that it allows its callers to provide an index to the PM domain that it
wants to attach.

Note that, genpd_dev_pm_attach_by_id() shall only be called by the driver
core / PM core, similar to how the existing dev_pm_domain_attach() makes
use of genpd_dev_pm_attach(). However, this is implemented by following
changes on top.

Because, only one PM domain can be attached per device, genpd needs to
create a virtual device that it can attach/detach instead. More precisely,
let the new function genpd_dev_pm_attach_by_id() register a virtual struct
device via calling device_register(). Then let it attach this device to the
corresponding PM domain, rather than the one that is provided by the
caller. The actual attaching is done via re-using the existing genpd OF
functions.

At successful attachment, genpd_dev_pm_attach_by_id() returns the created
virtual device, which allows the caller to operate on it to deal with power
management. Following changes on top, provides more details in this
regards.

To deal with detaching of a PM domain for the multiple PM domains case,
let's also extend the existing genpd_dev_pm_detach() function, to cover the
cleanup of the created virtual device, via make it call device_unregister()
on it. In this way, there is no need to introduce a new function to deal
with detach for the multiple PM domain case, but instead the existing one
is re-used.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 09:09:21 +02:00
Bob Moore
6898837872 ACPICA: Update version to 20180531
Version 20180531.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 08:53:43 +02:00
Bob Moore
fb30b2981d ACPICA: AML Parser: Add debug option to dump parse trees
Debug level 0x00800000 will dump the current parse tree
just before it is deleted.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 08:53:42 +02:00
Robin Murphy
a53eaef6da ACPICA: IORT: Add PMCG node supprt
PMCG nodes were added by IORT revision C, with the unfortunate oversight
that it only defined a single base address, and thus was incapable of
properly describing PMCG implementations with PMCG_CFGR.RELOC_CTRS = 1,
where the counters are in a separate page from the control registers.

Revision D corrects this by clarifying the existing field as the page 0
base address and adding a second field to describe the page 1 address
when implemented. With the spec now fit for purpose, let's support it.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 08:53:42 +02:00
Robin Murphy
d87be0438e ACPICA: IORT: Update for revision D
IORT revision D contains a few additions and fixes to
currently-supported tables:

- SMMUv3 proximity domain field is enlarged to 4 bytes for consistency
  with SRAT
- Root complex nodes gain an address size limit field equivalent to that
  of named components
- Named component nodes gain a way to describe PASID (substream_ID)
  support, encoded in their flags

Additionally, we fix a couple of outstanding points in passing:
- Add the stall support flag for named components defined in revision C
- Fix SMMUv3 HTTU override mask, which should always have been 2 bits

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-06-06 08:53:42 +02:00
Linus Torvalds
af6c5d5e01 Merge branch 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
Pull workqueue updates from Tejun Heo:

 - make kworkers report the workqueue it is executing or has executed
   most recently in /proc/PID/comm (so they show up in ps/top)

 - CONFIG_SMP shuffle to move stuff which isn't necessary for UP builds
   inside CONFIG_SMP.

* 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
  workqueue: move function definitions within CONFIG_SMP block
  workqueue: Make sure struct worker is accessible for wq_worker_comm()
  workqueue: Show the latest workqueue name in /proc/PID/{comm,stat,status}
  proc: Consolidate task->comm formatting into proc_task_name()
  workqueue: Set worker->desc to workqueue name by default
  workqueue: Make worker_attach/detach_pool() update worker->pool
  workqueue: Replace pool->attach_mutex with global wq_pool_attach_mutex
2018-06-05 17:31:33 -07:00
Linus Torvalds
9f25a8da42 Merge branch 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo:

 - For cpustat, cgroup has a percpu hierarchical stat mechanism which
   propagates up the hierarchy lazily.

   This contains commits to factor out and generalize the mechanism so
   that it can be used for other cgroup stats too.

   The original intention was to update memcg stats to use it but memcg
   went for a different approach, so still the only user is cpustat. The
   factoring out and generalization still make sense and it's likely
   that this can be used for other purposes in the future.

 - cgroup uses kernfs_notify() (which uses fsnotify()) to inform user
   space of certain events. A rate limiting mechanism is added.

 - Other misc changes.

* 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup: css_set_lock should nest inside tasklist_lock
  rdmacg: Convert to use match_string() helper
  cgroup: Make cgroup_rstat_updated() ready for root cgroup usage
  cgroup: Add memory barriers to plug cgroup_rstat_updated() race window
  cgroup: Add cgroup_subsys->css_rstat_flush()
  cgroup: Replace cgroup_rstat_mutex with a spinlock
  cgroup: Factor out and expose cgroup_rstat_*() interface functions
  cgroup: Reorganize kernel/cgroup/rstat.c
  cgroup: Distinguish base resource stat implementation from rstat
  cgroup: Rename stat to rstat
  cgroup: Rename kernel/cgroup/stat.c to kernel/cgroup/rstat.c
  cgroup: Limit event generation frequency
  cgroup: Explicitly remove core interface files
2018-06-05 17:08:45 -07:00
Linus Torvalds
0bbddb8cbe Merge branch 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata updates from Tejun Heo:

 - libata has always been limiting the maximum queue depth to 31, with
   one entry set aside mostly for historical reasons. This didn't use to
   make much difference but Jens found out that modern hard drives can
   actually perform measurably better with the extra one queue depth.
   Jens updated libata core so that it can make use of full 32 queue
   depth

 - Damien updated command retry logic in error handling so that it
   doesn't unnecessarily retry when upper layer (SCSI) is gonna handle
   them

 - A couple misc changes

* 'for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata:
  sata_fsl: use the right type for tag bitshift
  ahci: enable full queue depth of 32
  libata: don't clamp queue depth to ATA_MAX_QUEUE - 1
  libata: add extra internal command
  sata_nv: set host can_queue count appropriately
  libata: remove assumption that ATA_MAX_QUEUE - 1 is the max
  libata: use ata_tag_internal() consistently
  libata: bump ->qc_active to a 64-bit type
  libata: convert core and drivers to ->hw_tag usage
  libata: introduce notion of separate hardware tags
  libata: Fix command retry decision
  libata: Honor RQF_QUIET flag
  libata: Make ata_dev_set_mode() less verbose
  libata: Fix ata_err_string()
  libata: Fix comment typo in ata_eh_analyze_tf()
  sata_nv: don't use block layer bounce buffer
  ata: hpt37x: Convert to use match_string() helper
2018-06-05 17:01:41 -07:00
Deepa Dinamani
95582b0083 vfs: change inode times to use struct timespec64
struct timespec is not y2038 safe. Transition vfs to use
y2038 safe struct timespec64 instead.

The change was made with the help of the following cocinelle
script. This catches about 80% of the changes.
All the header file and logic changes are included in the
first 5 rules. The rest are trivial substitutions.
I avoid changing any of the function signatures or any other
filesystem specific data structures to keep the patch simple
for review.

The script can be a little shorter by combining different cases.
But, this version was sufficient for my usecase.

virtual patch

@ depends on patch @
identifier now;
@@
- struct timespec
+ struct timespec64
  current_time ( ... )
  {
- struct timespec now = current_kernel_time();
+ struct timespec64 now = current_kernel_time64();
  ...
- return timespec_trunc(
+ return timespec64_trunc(
  ... );
  }

@ depends on patch @
identifier xtime;
@@
 struct \( iattr \| inode \| kstat \) {
 ...
-       struct timespec xtime;
+       struct timespec64 xtime;
 ...
 }

@ depends on patch @
identifier t;
@@
 struct inode_operations {
 ...
int (*update_time) (...,
-       struct timespec t,
+       struct timespec64 t,
...);
 ...
 }

@ depends on patch @
identifier t;
identifier fn_update_time =~ "update_time$";
@@
 fn_update_time (...,
- struct timespec *t,
+ struct timespec64 *t,
 ...) { ... }

@ depends on patch @
identifier t;
@@
lease_get_mtime( ... ,
- struct timespec *t
+ struct timespec64 *t
  ) { ... }

@te depends on patch forall@
identifier ts;
local idexpression struct inode *inode_node;
identifier i_xtime =~ "^i_[acm]time$";
identifier ia_xtime =~ "^ia_[acm]time$";
identifier fn_update_time =~ "update_time$";
identifier fn;
expression e, E3;
local idexpression struct inode *node1;
local idexpression struct inode *node2;
local idexpression struct iattr *attr1;
local idexpression struct iattr *attr2;
local idexpression struct iattr attr;
identifier i_xtime1 =~ "^i_[acm]time$";
identifier i_xtime2 =~ "^i_[acm]time$";
identifier ia_xtime1 =~ "^ia_[acm]time$";
identifier ia_xtime2 =~ "^ia_[acm]time$";
@@
(
(
- struct timespec ts;
+ struct timespec64 ts;
|
- struct timespec ts = current_time(inode_node);
+ struct timespec64 ts = current_time(inode_node);
)

<+... when != ts
(
- timespec_equal(&inode_node->i_xtime, &ts)
+ timespec64_equal(&inode_node->i_xtime, &ts)
|
- timespec_equal(&ts, &inode_node->i_xtime)
+ timespec64_equal(&ts, &inode_node->i_xtime)
|
- timespec_compare(&inode_node->i_xtime, &ts)
+ timespec64_compare(&inode_node->i_xtime, &ts)
|
- timespec_compare(&ts, &inode_node->i_xtime)
+ timespec64_compare(&ts, &inode_node->i_xtime)
|
ts = current_time(e)
|
fn_update_time(..., &ts,...)
|
inode_node->i_xtime = ts
|
node1->i_xtime = ts
|
ts = inode_node->i_xtime
|
<+... attr1->ia_xtime ...+> = ts
|
ts = attr1->ia_xtime
|
ts.tv_sec
|
ts.tv_nsec
|
btrfs_set_stack_timespec_sec(..., ts.tv_sec)
|
btrfs_set_stack_timespec_nsec(..., ts.tv_nsec)
|
- ts = timespec64_to_timespec(
+ ts =
...
-)
|
- ts = ktime_to_timespec(
+ ts = ktime_to_timespec64(
...)
|
- ts = E3
+ ts = timespec_to_timespec64(E3)
|
- ktime_get_real_ts(&ts)
+ ktime_get_real_ts64(&ts)
|
fn(...,
- ts
+ timespec64_to_timespec(ts)
,...)
)
...+>
(
<... when != ts
- return ts;
+ return timespec64_to_timespec(ts);
...>
)
|
- timespec_equal(&node1->i_xtime1, &node2->i_xtime2)
+ timespec64_equal(&node1->i_xtime2, &node2->i_xtime2)
|
- timespec_equal(&node1->i_xtime1, &attr2->ia_xtime2)
+ timespec64_equal(&node1->i_xtime2, &attr2->ia_xtime2)
|
- timespec_compare(&node1->i_xtime1, &node2->i_xtime2)
+ timespec64_compare(&node1->i_xtime1, &node2->i_xtime2)
|
node1->i_xtime1 =
- timespec_trunc(attr1->ia_xtime1,
+ timespec64_trunc(attr1->ia_xtime1,
...)
|
- attr1->ia_xtime1 = timespec_trunc(attr2->ia_xtime2,
+ attr1->ia_xtime1 =  timespec64_trunc(attr2->ia_xtime2,
...)
|
- ktime_get_real_ts(&attr1->ia_xtime1)
+ ktime_get_real_ts64(&attr1->ia_xtime1)
|
- ktime_get_real_ts(&attr.ia_xtime1)
+ ktime_get_real_ts64(&attr.ia_xtime1)
)

@ depends on patch @
struct inode *node;
struct iattr *attr;
identifier fn;
identifier i_xtime =~ "^i_[acm]time$";
identifier ia_xtime =~ "^ia_[acm]time$";
expression e;
@@
(
- fn(node->i_xtime);
+ fn(timespec64_to_timespec(node->i_xtime));
|
 fn(...,
- node->i_xtime);
+ timespec64_to_timespec(node->i_xtime));
|
- e = fn(attr->ia_xtime);
+ e = fn(timespec64_to_timespec(attr->ia_xtime));
)

@ depends on patch forall @
struct inode *node;
struct iattr *attr;
identifier i_xtime =~ "^i_[acm]time$";
identifier ia_xtime =~ "^ia_[acm]time$";
identifier fn;
@@
{
+ struct timespec ts;
<+...
(
+ ts = timespec64_to_timespec(node->i_xtime);
fn (...,
- &node->i_xtime,
+ &ts,
...);
|
+ ts = timespec64_to_timespec(attr->ia_xtime);
fn (...,
- &attr->ia_xtime,
+ &ts,
...);
)
...+>
}

@ depends on patch forall @
struct inode *node;
struct iattr *attr;
struct kstat *stat;
identifier ia_xtime =~ "^ia_[acm]time$";
identifier i_xtime =~ "^i_[acm]time$";
identifier xtime =~ "^[acm]time$";
identifier fn, ret;
@@
{
+ struct timespec ts;
<+...
(
+ ts = timespec64_to_timespec(node->i_xtime);
ret = fn (...,
- &node->i_xtime,
+ &ts,
...);
|
+ ts = timespec64_to_timespec(node->i_xtime);
ret = fn (...,
- &node->i_xtime);
+ &ts);
|
+ ts = timespec64_to_timespec(attr->ia_xtime);
ret = fn (...,
- &attr->ia_xtime,
+ &ts,
...);
|
+ ts = timespec64_to_timespec(attr->ia_xtime);
ret = fn (...,
- &attr->ia_xtime);
+ &ts);
|
+ ts = timespec64_to_timespec(stat->xtime);
ret = fn (...,
- &stat->xtime);
+ &ts);
)
...+>
}

@ depends on patch @
struct inode *node;
struct inode *node2;
identifier i_xtime1 =~ "^i_[acm]time$";
identifier i_xtime2 =~ "^i_[acm]time$";
identifier i_xtime3 =~ "^i_[acm]time$";
struct iattr *attrp;
struct iattr *attrp2;
struct iattr attr ;
identifier ia_xtime1 =~ "^ia_[acm]time$";
identifier ia_xtime2 =~ "^ia_[acm]time$";
struct kstat *stat;
struct kstat stat1;
struct timespec64 ts;
identifier xtime =~ "^[acmb]time$";
expression e;
@@
(
( node->i_xtime2 \| attrp->ia_xtime2 \| attr.ia_xtime2 \) = node->i_xtime1  ;
|
 node->i_xtime2 = \( node2->i_xtime1 \| timespec64_trunc(...) \);
|
 node->i_xtime2 = node->i_xtime1 = node->i_xtime3 = \(ts \| current_time(...) \);
|
 node->i_xtime1 = node->i_xtime3 = \(ts \| current_time(...) \);
|
 stat->xtime = node2->i_xtime1;
|
 stat1.xtime = node2->i_xtime1;
|
( node->i_xtime2 \| attrp->ia_xtime2 \) = attrp->ia_xtime1  ;
|
( attrp->ia_xtime1 \| attr.ia_xtime1 \) = attrp2->ia_xtime2;
|
- e = node->i_xtime1;
+ e = timespec64_to_timespec( node->i_xtime1 );
|
- e = attrp->ia_xtime1;
+ e = timespec64_to_timespec( attrp->ia_xtime1 );
|
node->i_xtime1 = current_time(...);
|
 node->i_xtime2 = node->i_xtime1 = node->i_xtime3 =
- e;
+ timespec_to_timespec64(e);
|
 node->i_xtime1 = node->i_xtime3 =
- e;
+ timespec_to_timespec64(e);
|
- node->i_xtime1 = e;
+ node->i_xtime1 = timespec_to_timespec64(e);
)

Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: <anton@tuxera.com>
Cc: <balbi@kernel.org>
Cc: <bfields@fieldses.org>
Cc: <darrick.wong@oracle.com>
Cc: <dhowells@redhat.com>
Cc: <dsterba@suse.com>
Cc: <dwmw2@infradead.org>
Cc: <hch@lst.de>
Cc: <hirofumi@mail.parknet.co.jp>
Cc: <hubcap@omnibond.com>
Cc: <jack@suse.com>
Cc: <jaegeuk@kernel.org>
Cc: <jaharkes@cs.cmu.edu>
Cc: <jslaby@suse.com>
Cc: <keescook@chromium.org>
Cc: <mark@fasheh.com>
Cc: <miklos@szeredi.hu>
Cc: <nico@linaro.org>
Cc: <reiserfs-devel@vger.kernel.org>
Cc: <richard@nod.at>
Cc: <sage@redhat.com>
Cc: <sfrench@samba.org>
Cc: <swhiteho@redhat.com>
Cc: <tj@kernel.org>
Cc: <trond.myklebust@primarydata.com>
Cc: <tytso@mit.edu>
Cc: <viro@zeniv.linux.org.uk>
2018-06-05 16:57:31 -07:00
Kees Cook
7aaa822ed0 pstore: Convert internal records to timespec64
This prepares pstore for converting the VFS layer to timespec64.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
2018-06-05 16:57:31 -07:00
Linus Torvalds
a22e48cf31 TTY/Serial patches for 4.18-rc1
Here is the big tty/serial driver update for 4.18-rc1.
 
 There's nothing major here, just lots of serial driver updates.  Full
 details are in the shortlog, nothing anything specific to call out here.
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial updates from Greg KH:
 "Here is the big tty/serial driver update for 4.18-rc1.

  There's nothing major here, just lots of serial driver updates. Full
  details are in the shortlog, nothing anything specific to call out
  here.

  All have been in linux-next for a while with no reported issues"

* tag 'tty-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (55 commits)
  vt: Perform safe console erase only once
  serial: imx: disable UCR4_OREN on shutdown
  serial: imx: drop CTS/RTS handling from shutdown
  tty: fix typo in ASYNCB_FOURPORT comment
  serial: samsung: check DMA engine capabilities before using DMA mode
  tty: Fix data race in tty_insert_flip_string_fixed_flag
  tty: serial: msm_geni_serial: Fix TX infinite loop
  serial: 8250_dw: Fix runtime PM handling
  serial: 8250: omap: Fix idling of clocks for unused uarts
  tty: serial: drop ATH79 specific SoC symbols
  serial: 8250: Add missing rxtrig_bytes on Altera 16550 UART
  serial/aspeed-vuart: fix a couple mod_timer() calls
  serial: sh-sci: Use spin_{try}lock_irqsave instead of open coding version
  serial: 8250_of: Add IO space support
  tty/serial: atmel: use port->name as name in request_irq()
  serial: imx: dma_unmap_sg buffers on shutdown
  serial: imx: cleanup imx_uart_disable_dma()
  tty: serial: qcom_geni_serial: Add early console support
  tty: serial: qcom_geni_serial: Return IRQ_NONE for spurious interrupts
  tty: serial: qcom_geni_serial: Use iowrite32_rep to write to FIFO
  ...
2018-06-05 16:55:56 -07:00
Linus Torvalds
ec064d3c6b Driver core changes for 4.18-rc1
Here is the driver core patchset for 4.18-rc1.
 
 The large chunk of these are firmware core documentation and api
 updates.  Nothing major there, just better descriptions for others to be
 able to understand the firmware code better.  There's also a user for a
 new firmware api call.
 
 Other than that, there are some minor updates for debugfs, kernfs, and
 the driver core itself.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the driver core patchset for 4.18-rc1.

  The large chunk of these are firmware core documentation and api
  updates. Nothing major there, just better descriptions for others to
  be able to understand the firmware code better. There's also a user
  for a new firmware api call.

  Other than that, there are some minor updates for debugfs, kernfs, and
  the driver core itself.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'driver-core-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (23 commits)
  driver core: hold dev's parent lock when needed
  driver-core: return EINVAL error instead of BUG_ON()
  driver core: add __printf verification to device_create_groups_vargs
  mm: memory_hotplug: use put_device() if device_register fail
  base: core: fix typo 'can by' to 'can be'
  debugfs: inode: debugfs_create_dir uses mode permission from parent
  debugfs: Re-use kstrtobool_from_user()
  Documentation: clarify firmware_class provenance and why we can't rename the module
  Documentation: remove stale firmware API reference
  Documentation: fix few typos and clarifications for the firmware loader
  ath10k: re-enable the firmware fallback mechanism for testmode
  ath10k: use firmware_request_nowarn() to load firmware
  firmware: add firmware_request_nowarn() - load firmware without warnings
  firmware_loader: make firmware_fallback_sysfs() print more useful
  firmware_loader: move kconfig FW_LOADER entries to its own file
  firmware_loader: replace ---help--- with help
  firmware_loader: enhance Kconfig documentation over FW_LOADER
  firmware_loader: document firmware_sysfs_fallback()
  firmware: rename fw_sysfs_fallback to firmware_fallback_sysfs()
  firmware: use () to terminate kernel-doc function names
  ...
2018-06-05 16:29:19 -07:00
Linus Torvalds
abf7dba7c4 Char/Misc driver patches for 4.18-rc1
Here is the "big" char and misc driver patches for 4.18-rc1.
 
 It's not a lot of stuff here, but there are some highlights:
 	- coreboot driver updates
 	- soundwire driver updates
 	- android binder updates
 	- fpga big sync, mostly documentation
 	- lots of minor driver updates
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the "big" char and misc driver patches for 4.18-rc1.

  It's not a lot of stuff here, but there are some highlights:

   - coreboot driver updates

   - soundwire driver updates

   - android binder updates

   - fpga big sync, mostly documentation

   - lots of minor driver updates

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (81 commits)
  vmw_balloon: fixing double free when batching mode is off
  MAINTAINERS: Add driver-api/fpga path
  fpga: clarify that unregister functions also free
  documentation: fpga: move fpga-region.txt to driver-api
  documentation: fpga: add bridge document to driver-api
  documentation: fpga: move fpga-mgr.txt to driver-api
  Documentation: fpga: move fpga overview to driver-api
  fpga: region: kernel-doc fixes
  fpga: bridge: kernel-doc fixes
  fpga: mgr: kernel-doc fixes
  fpga: use SPDX
  fpga: region: change api, add fpga_region_create/free
  fpga: bridge: change api, don't use drvdata
  fpga: manager: change api, don't use drvdata
  fpga: region: don't use drvdata in common fpga code
  Drivers: hv: vmbus: Removed an unnecessary cast from void *
  ver_linux: Drop redundant calls to system() to test if file is readable
  ver_linux: Move stderr redirection from function parameter to function body
  misc: IBM Virtual Management Channel Driver (VMC)
  rpmsg: Correct support for MODULE_DEVICE_TABLE()
  ...
2018-06-05 16:20:22 -07:00