Commit graph

1085899 commits

Author SHA1 Message Date
Linus Torvalds
50d602d81f - qcom: add support for MSM8976
- mtk: enable mt8186
 		add ADSP controller driver
 - ti: use poll mode during suspend
 - tegra: fix tx channel flush
 - imx: add i.MX8 SECO MU support
 		prepare for, and add iMX93 support
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Merge tag 'mailbox-v5.18' of git://git.linaro.org/landing-teams/working/fujitsu/integration

Pull mailbox updates from Jassi Brar:
 "qcom:
   - add support for MSM8976

  mtk:
   - enable mt8186
   - add ADSP controller driver

  ti:
   - use poll mode during suspend

  tegra:
   - fix tx channel flush

  imx:
   - add i.MX8 SECO MU support
   - prepare for, and add iMX93 support"

* tag 'mailbox-v5.18' of git://git.linaro.org/landing-teams/working/fujitsu/integration:
  dt-bindings: mailbox: add definition for mt8186
  mailbox: ti-msgmgr: Operate mailbox in polled mode during system suspend
  mailbox: ti-msgmgr: Refactor message read during interrupt handler
  mailbox: imx: support i.MX93 S401 MU
  mailbox: imx: support dual interrupts
  mailbox: imx: extend irq to an array
  dt-bindings: mailbox: imx-mu: add i.MX93 S4 MU support
  dt-bindings: mailbox: imx-mu: add i.MX93 MU
  mailbox: imx: add i.MX8 SECO MU support
  mailbox: imx: introduce rxdb callback
  dt-bindings: mailbox: imx-mu: add i.MX8 SECO MU support
  mailbox: imx: enlarge timeout while reading/writing messages to SCFW
  mailbox: imx: fix crash in resume on i.mx8ulp
  mailbox: imx: fix wakeup failure from freeze mode
  mailbox: mediatek: add support for adsp mailbox controller
  dt-bindings: mailbox: mtk,adsp-mbox: add mtk adsp-mbox document
  mailbox: qcom-apcs-ipc: Add compatible for MSM8976 SoC
  dt-bindings: mailbox: Add compatible for the MSM8976
  mailbox: tegra-hsp: Flush whole channel
2022-03-27 14:21:57 -07:00
Linus Torvalds
dfb0a0b715 LED updates for 5.18-rc1. Nothing major here, there are two drivers
that need review and did not make it.
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Merge tag 'leds-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds

Pull LED updates from Pavel Machek:
 "Nothing major here, there are two drivers that need review and did not
  make it into this round"

* tag 'leds-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds:
  leds: pca955x: Allow zero LEDs to be specified
  leds: pca955x: Make the gpiochip always expose all pins
  leds: simatic-ipc-leds: Don't directly deref ioremap_resource() returned ptr
  leds: simatic-ipc-leds: Make simatic_ipc_led_mem_res static
  leds: lm3692x: Return 0 from remove callback
  leds: sgm3140: Add ocs,ocp8110 compatible
  dt-bindings: vendor-prefixes: Add ocs prefix
  dt-bindings: leds: common: fix unit address in max77693 example
2022-03-27 14:09:48 -07:00
Linus Torvalds
7b58b82b86 perf tools changes for v5.18: 1st batch
New features:
 
 perf ftrace:
 
 - Add -n/--use-nsec option to the 'latency' subcommand.
 
   Default: usecs:
 
   $ sudo perf ftrace latency -T dput -a sleep 1
   #   DURATION     |      COUNT | GRAPH                          |
        0 - 1    us |    2098375 | #############################  |
        1 - 2    us |         61 |                                |
        2 - 4    us |         33 |                                |
        4 - 8    us |         13 |                                |
        8 - 16   us |        124 |                                |
       16 - 32   us |        123 |                                |
       32 - 64   us |          1 |                                |
       64 - 128  us |          0 |                                |
      128 - 256  us |          1 |                                |
      256 - 512  us |          0 |                                |
 
   Better granularity with nsec:
 
   $ sudo perf ftrace latency -T dput -a -n sleep 1
   #   DURATION     |      COUNT | GRAPH                          |
        0 - 1    us |          0 |                                |
        1 - 2    ns |          0 |                                |
        2 - 4    ns |          0 |                                |
        4 - 8    ns |          0 |                                |
        8 - 16   ns |          0 |                                |
       16 - 32   ns |          0 |                                |
       32 - 64   ns |          0 |                                |
       64 - 128  ns |    1163434 | ##############                 |
      128 - 256  ns |     914102 | #############                  |
      256 - 512  ns |        884 |                                |
      512 - 1024 ns |        613 |                                |
        1 - 2    us |         31 |                                |
        2 - 4    us |         17 |                                |
        4 - 8    us |          7 |                                |
        8 - 16   us |        123 |                                |
       16 - 32   us |         83 |                                |
 
 perf lock:
 
 - Add -c/--combine-locks option to merge lock instances in the same class into
   a single entry.
 
   # perf lock report -c
                  Name acquired contended avg wait(ns) total wait(ns) max wait(ns) min wait(ns)
 
         rcu_read_lock   251225         0            0              0            0            0
    hrtimer_bases.lock    39450         0            0              0            0            0
   &sb->s_type->i_l...    10301         1          662            662          662          662
      ptlock_ptr(page)    10173         2          701           1402          760          642
   &(ei->i_block_re...     8732         0            0              0            0            0
          &xa->xa_lock     8088         0            0              0            0            0
           &base->lock     6705         0            0              0            0            0
           &p->pi_lock     5549         0            0              0            0            0
   &dentry->d_lockr...     5010         4         1274           5097         1844          789
             &ep->lock     3958         0            0              0            0            0
 
 - Add -F/--field option to customize the list of fields to output:
 
   $ perf lock report -F contended,wait_max -k avg_wait
                   Name contended max wait(ns) avg wait(ns)
 
         slock-AF_INET6         1        23543        23543
      &lruvec->lru_lock         5        18317        11254
         slock-AF_INET6         1        10379        10379
             rcu_node_1         1         2104         2104
    &dentry->d_lockr...         1         1844         1844
    &dentry->d_lockr...         1         1672         1672
       &newf->file_lock        15         2279         1025
    &dentry->d_lockr...         1          792          792
 
 - Add --synth=no option for record, as there is no need to symbolize,
   lock names comes from the tracepoints.
 
 perf record:
 
 - Threaded recording, opt-in, via the new --threads command line option.
 
 - Improve AMD IBS (Instruction-Based Sampling) error handling messages.
 
 perf script:
 
 - Add 'brstackinsnlen' field (use it with -F) for branch stacks.
 
 - Output branch sample type in 'perf script'.
 
 perf report:
 
 - Add "addr_from" and "addr_to" sort dimensions.
 
 - Print branch stack entry type in 'perf report --dump-raw-trace'
 
 - Fix symbolization for chrooted workloads.
 
 Hardware tracing:
 
 Intel PT:
 
 - Add CFE (Control Flow Event) and EVD (Event Data) packets support.
 
 - Add MODE.Exec IFLAG bit support.
 
 Explanation about these features from the "Intel® 64 and IA-32 architectures
 software developer’s manual combined volumes: 1, 2A, 2B, 2C, 2D, 3A, 3B, 3C,
 3D, and 4" PDF at:
 
   https://cdrdv2.intel.com/v1/dl/getContent/671200
 
 At page 3951:
 
 <quote>
 32.2.4
 
 Event Trace is a capability that exposes details about the asynchronous
 events, when they are generated, and when their corresponding software
 event handler completes execution. These include:
 
 o Interrupts, including NMI and SMI, including the interrupt vector when
 defined.
 
 o Faults, exceptions including the fault vector.
 
 — Page faults additionally include the page fault address, when in context.
 
 o Event handler returns, including IRET and RSM.
 
 o VM exits and VM entries.¹
 
 — VM exits include the values written to the “exit reason” and “exit qualification” VMCS fields.
 INIT and SIPI events.
 
 o TSX aborts, including the abort status returned for the RTM instructions.
 
 o Shutdown.
 
 Additionally, it provides indication of the status of the Interrupt Flag
 (IF), to indicate when interrupts are masked.
 </quote>
 
 ARM CoreSight:
 
 - Use advertised caps/min_interval as default sample_period on ARM spe.
 
 - Update deduction of TRCCONFIGR register for branch broadcast on ARM's CoreSight ETM.
 
 Vendor Events (JSON):
 
 Intel:
 
 - Update events and metrics for:
 
     Alderlake, Broadwell, Broadwell DE, BroadwellX, CascadelakeX, Elkhartlake,
     Bonnell, Goldmont, GoldmontPlus, Westmere EP-DP, Haswell, HaswellX,
     Icelake, IcelakeX, Ivybridge, Ivytown, Jaketown, Knights Landing,
     Nehalem EP, Sandybridge, Silvermont, Skylake, Skylake Server, SkylakeX,
     Tigerlake, TremontX, Westmere EP-SP, Westmere EX.
 
 ARM:
 
 - Add support for HiSilicon CPA PMU aliasing.
 
 perf stat:
 
 - Fix forked applications enablement of counters.
 
 - The 'slots' should only be printed on a different order than the one specified
   on the command line when 'topdown' events are present, fix it.
 
 Miscellaneous:
 
 - Sync msr-index, cpufeatures header files with the kernel sources.
 
 - Stop using some deprecated libbpf APIs in 'perf trace'.
 
 - Fix some spelling mistakes.
 
 - Refactor the maps pointers usage to pave the way for using refcount debugging.
 
 - Only offer the --tui option on perf top, report and annotate when perf was
   built with libslang.
 
 - Don't mention --to-ctf in 'perf data --help' when not linking with the required
   library, libbabeltrace.
 
 - Use ARRAY_SIZE() instead of ad hoc equivalent, spotted by array_size.cocci.
 
 - Enhance the matching of sub-commands abbreviations:
 	'perf c2c rec' -> 'perf c2c record'
 	'perf c2c recport -> error
 
 - Set build-id using build-id header on new mmap records.
 
 - Fix generation of 'perf --version' string.
 
 perf test:
 
 - Add test for the arm_spe event.
 
 - Add test to check unwinding using fame-pointer (fp) mode on arm64.
 
 - Make metric testing more robust in 'perf test'.
 
 - Add error message for unsupported branch stack cases.
 
 libperf:
 
 - Add API for allocating new thread map array.
 
 - Fix typo in perf_evlist__open() failure error messages in libperf tests.
 
 perf c2c:
 
 - Replace bitmap_weight() with bitmap_empty() where appropriate.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-tools-for-v5.18-2022-03-26' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux

Pull perf tools updates from Arnaldo Carvalho de Melo:
 "New features:

  perf ftrace:

   - Add -n/--use-nsec option to the 'latency' subcommand.

     Default: usecs:

     $ sudo perf ftrace latency -T dput -a sleep 1
     #   DURATION     |      COUNT | GRAPH                          |
          0 - 1    us |    2098375 | #############################  |
          1 - 2    us |         61 |                                |
          2 - 4    us |         33 |                                |
          4 - 8    us |         13 |                                |
          8 - 16   us |        124 |                                |
         16 - 32   us |        123 |                                |
         32 - 64   us |          1 |                                |
         64 - 128  us |          0 |                                |
        128 - 256  us |          1 |                                |
        256 - 512  us |          0 |                                |

     Better granularity with nsec:

     $ sudo perf ftrace latency -T dput -a -n sleep 1
     #   DURATION     |      COUNT | GRAPH                          |
          0 - 1    us |          0 |                                |
          1 - 2    ns |          0 |                                |
          2 - 4    ns |          0 |                                |
          4 - 8    ns |          0 |                                |
          8 - 16   ns |          0 |                                |
         16 - 32   ns |          0 |                                |
         32 - 64   ns |          0 |                                |
         64 - 128  ns |    1163434 | ##############                 |
        128 - 256  ns |     914102 | #############                  |
        256 - 512  ns |        884 |                                |
        512 - 1024 ns |        613 |                                |
          1 - 2    us |         31 |                                |
          2 - 4    us |         17 |                                |
          4 - 8    us |          7 |                                |
          8 - 16   us |        123 |                                |
         16 - 32   us |         83 |                                |

  perf lock:

   - Add -c/--combine-locks option to merge lock instances in the same
     class into a single entry.

     # perf lock report -c
                    Name acquired contended avg wait(ns) total wait(ns) max wait(ns) min wait(ns)

           rcu_read_lock   251225         0            0              0            0            0
      hrtimer_bases.lock    39450         0            0              0            0            0
     &sb->s_type->i_l...    10301         1          662            662          662          662
        ptlock_ptr(page)    10173         2          701           1402          760          642
     &(ei->i_block_re...     8732         0            0              0            0            0
            &xa->xa_lock     8088         0            0              0            0            0
             &base->lock     6705         0            0              0            0            0
             &p->pi_lock     5549         0            0              0            0            0
     &dentry->d_lockr...     5010         4         1274           5097         1844          789
               &ep->lock     3958         0            0              0            0            0

      - Add -F/--field option to customize the list of fields to output:

     $ perf lock report -F contended,wait_max -k avg_wait
                     Name contended max wait(ns) avg wait(ns)

           slock-AF_INET6         1        23543        23543
        &lruvec->lru_lock         5        18317        11254
           slock-AF_INET6         1        10379        10379
               rcu_node_1         1         2104         2104
      &dentry->d_lockr...         1         1844         1844
      &dentry->d_lockr...         1         1672         1672
         &newf->file_lock        15         2279         1025
      &dentry->d_lockr...         1          792          792

   - Add --synth=no option for record, as there is no need to symbolize,
     lock names comes from the tracepoints.

  perf record:

   - Threaded recording, opt-in, via the new --threads command line
     option.

   - Improve AMD IBS (Instruction-Based Sampling) error handling
     messages.

  perf script:

   - Add 'brstackinsnlen' field (use it with -F) for branch stacks.

   - Output branch sample type in 'perf script'.

  perf report:

   - Add "addr_from" and "addr_to" sort dimensions.

   - Print branch stack entry type in 'perf report --dump-raw-trace'

   - Fix symbolization for chrooted workloads.

  Hardware tracing:

  Intel PT:

   - Add CFE (Control Flow Event) and EVD (Event Data) packets support.

   - Add MODE.Exec IFLAG bit support.

     Explanation about these features from the "Intel® 64 and IA-32
     architectures software developer’s manual combined volumes: 1, 2A,
     2B, 2C, 2D, 3A, 3B, 3C, 3D, and 4" PDF at:

        https://cdrdv2.intel.com/v1/dl/getContent/671200

     At page 3951:
      "32.2.4

       Event Trace is a capability that exposes details about the
       asynchronous events, when they are generated, and when their
       corresponding software event handler completes execution. These
       include:

        o Interrupts, including NMI and SMI, including the interrupt
          vector when defined.

        o Faults, exceptions including the fault vector.

           - Page faults additionally include the page fault address,
             when in context.

        o Event handler returns, including IRET and RSM.

        o VM exits and VM entries.¹

           - VM exits include the values written to the “exit reason”
             and “exit qualification” VMCS fields. INIT and SIPI events.

        o TSX aborts, including the abort status returned for the RTM
          instructions.

        o Shutdown.

       Additionally, it provides indication of the status of the
       Interrupt Flag (IF), to indicate when interrupts are masked"

  ARM CoreSight:

   - Use advertised caps/min_interval as default sample_period on ARM
     spe.

   - Update deduction of TRCCONFIGR register for branch broadcast on
     ARM's CoreSight ETM.

  Vendor Events (JSON):

  Intel:

   - Update events and metrics for: Alderlake, Broadwell, Broadwell DE,
     BroadwellX, CascadelakeX, Elkhartlake, Bonnell, Goldmont,
     GoldmontPlus, Westmere EP-DP, Haswell, HaswellX, Icelake, IcelakeX,
     Ivybridge, Ivytown, Jaketown, Knights Landing, Nehalem EP,
     Sandybridge, Silvermont, Skylake, Skylake Server, SkylakeX,
     Tigerlake, TremontX, Westmere EP-SP, and Westmere EX.

  ARM:

   - Add support for HiSilicon CPA PMU aliasing.

  perf stat:

   - Fix forked applications enablement of counters.

   - The 'slots' should only be printed on a different order than the
     one specified on the command line when 'topdown' events are
     present, fix it.

  Miscellaneous:

   - Sync msr-index, cpufeatures header files with the kernel sources.

   - Stop using some deprecated libbpf APIs in 'perf trace'.

   - Fix some spelling mistakes.

   - Refactor the maps pointers usage to pave the way for using refcount
     debugging.

   - Only offer the --tui option on perf top, report and annotate when
     perf was built with libslang.

   - Don't mention --to-ctf in 'perf data --help' when not linking with
     the required library, libbabeltrace.

   - Use ARRAY_SIZE() instead of ad hoc equivalent, spotted by
     array_size.cocci.

   - Enhance the matching of sub-commands abbreviations:
	'perf c2c rec' -> 'perf c2c record'
	'perf c2c recport -> error

   - Set build-id using build-id header on new mmap records.

   - Fix generation of 'perf --version' string.

  perf test:

   - Add test for the arm_spe event.

   - Add test to check unwinding using fame-pointer (fp) mode on arm64.

   - Make metric testing more robust in 'perf test'.

   - Add error message for unsupported branch stack cases.

  libperf:

   - Add API for allocating new thread map array.

   - Fix typo in perf_evlist__open() failure error messages in libperf
     tests.

  perf c2c:

   - Replace bitmap_weight() with bitmap_empty() where appropriate"

* tag 'perf-tools-for-v5.18-2022-03-26' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux: (143 commits)
  perf evsel: Improve AMD IBS (Instruction-Based Sampling) error handling messages
  perf python: Add perf_env stubs that will be needed in evsel__open_strerror()
  perf tools: Enhance the matching of sub-commands abbreviations
  libperf tests: Fix typo in perf_evlist__open() failure error messages
  tools arm64: Import cputype.h
  perf lock: Add -F/--field option to control output
  perf lock: Extend struct lock_key to have print function
  perf lock: Add --synth=no option for record
  tools headers cpufeatures: Sync with the kernel sources
  tools headers cpufeatures: Sync with the kernel sources
  perf stat: Fix forked applications enablement of counters
  tools arch x86: Sync the msr-index.h copy with the kernel sources
  perf evsel: Make evsel__env() always return a valid env
  perf build-id: Fix spelling mistake "Cant" -> "Can't"
  perf header: Fix spelling mistake "could't" -> "couldn't"
  perf script: Add 'brstackinsnlen' for branch stacks
  perf parse-events: Move slots only with topdown
  perf ftrace latency: Update documentation
  perf ftrace latency: Add -n/--use-nsec option
  perf tools: Fix version kernel tag
  ...
2022-03-27 13:42:32 -07:00
Linus Torvalds
02f9a04d76 memblock: test suite and a small cleanup
* A small cleanup of unused variable in __next_mem_pfn_range_in_zone
 * Initial test suite to simulate memblock behaviour in userspace
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Merge tag 'memblock-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock

Pull memblock updates from Mike Rapoport:
 "Test suite and a small cleanup:

   - A small cleanup of unused variable in __next_mem_pfn_range_in_zone

   - Initial test suite to simulate memblock behaviour in userspace"

* tag 'memblock-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock: (27 commits)
  memblock tests: Add TODO and README files
  memblock tests: Add memblock_alloc_try_nid tests for bottom up
  memblock tests: Add memblock_alloc_try_nid tests for top down
  memblock tests: Add memblock_alloc_from tests for bottom up
  memblock tests: Add memblock_alloc_from tests for top down
  memblock tests: Add memblock_alloc tests for bottom up
  memblock tests: Add memblock_alloc tests for top down
  memblock tests: Add simulation of physical memory
  memblock tests: Split up reset_memblock function
  memblock tests: Fix testing with 32-bit physical addresses
  memblock: __next_mem_pfn_range_in_zone: remove unneeded local variable nid
  memblock tests: Add memblock_free tests
  memblock tests: Add memblock_add_node test
  memblock tests: Add memblock_remove tests
  memblock tests: Add memblock_reserve tests
  memblock tests: Add memblock_add tests
  memblock tests: Add memblock reset function
  memblock tests: Add skeleton of the memblock simulator
  tools/include: Add debugfs.h stub
  tools/include: Add pfn.h stub
  ...
2022-03-27 13:36:06 -07:00
Linus Torvalds
88b3be5c63 OpenRISC updates for 5.18
Fixups and enhancements for OpenRISC:
  - Small fixup to remove duplicate initializer in memcpy from Kuniyuki
    Iwashima
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Merge tag 'for-linus' of https://github.com/openrisc/linux

Pull OpenRISC updates from Stafford Horne:
 "Not much for OpenRISC this merge window, I do have some things on the
  back burner like sparse warning cleanups and new defconfigs. But I
  didn't get time to polish the patches off for this round. There are
  OpenRISC updates coming in via other queues like removal of set_fs()
  and possibly new generic ticket locks.

  This just has a small fixup to remove duplicate initializer in memcpy
  from Kuniyuki Iwashima"

* tag 'for-linus' of https://github.com/openrisc/linux:
  openrisc/boot: Remove unnecessary initialisation in memcpy().
2022-03-27 11:43:09 -07:00
Linus Torvalds
7001052160 Add support for Intel CET-IBT, available since Tigerlake (11th gen), which is a
coarse grained, hardware based, forward edge Control-Flow-Integrity mechanism
 where any indirect CALL/JMP must target an ENDBR instruction or suffer #CP.
 
 Additionally, since Alderlake (12th gen)/Sapphire-Rapids, speculation is
 limited to 2 instructions (and typically fewer) on branch targets not starting
 with ENDBR. CET-IBT also limits speculation of the next sequential instruction
 after the indirect CALL/JMP [1].
 
 CET-IBT is fundamentally incompatible with retpolines, but provides, as
 described above, speculation limits itself.
 
 [1] https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/branch-history-injection.html
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Merge tag 'x86_core_for_5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 CET-IBT (Control-Flow-Integrity) support from Peter Zijlstra:
 "Add support for Intel CET-IBT, available since Tigerlake (11th gen),
  which is a coarse grained, hardware based, forward edge
  Control-Flow-Integrity mechanism where any indirect CALL/JMP must
  target an ENDBR instruction or suffer #CP.

  Additionally, since Alderlake (12th gen)/Sapphire-Rapids, speculation
  is limited to 2 instructions (and typically fewer) on branch targets
  not starting with ENDBR. CET-IBT also limits speculation of the next
  sequential instruction after the indirect CALL/JMP [1].

  CET-IBT is fundamentally incompatible with retpolines, but provides,
  as described above, speculation limits itself"

[1] https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/branch-history-injection.html

* tag 'x86_core_for_5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (53 commits)
  kvm/emulate: Fix SETcc emulation for ENDBR
  x86/Kconfig: Only allow CONFIG_X86_KERNEL_IBT with ld.lld >= 14.0.0
  x86/Kconfig: Only enable CONFIG_CC_HAS_IBT for clang >= 14.0.0
  kbuild: Fixup the IBT kbuild changes
  x86/Kconfig: Do not allow CONFIG_X86_X32_ABI=y with llvm-objcopy
  x86: Remove toolchain check for X32 ABI capability
  x86/alternative: Use .ibt_endbr_seal to seal indirect calls
  objtool: Find unused ENDBR instructions
  objtool: Validate IBT assumptions
  objtool: Add IBT/ENDBR decoding
  objtool: Read the NOENDBR annotation
  x86: Annotate idtentry_df()
  x86,objtool: Move the ASM_REACHABLE annotation to objtool.h
  x86: Annotate call_on_stack()
  objtool: Rework ASM_REACHABLE
  x86: Mark __invalid_creds() __noreturn
  exit: Mark do_group_exit() __noreturn
  x86: Mark stop_this_cpu() __noreturn
  objtool: Ignore extra-symbol code
  objtool: Rename --duplicate to --lto
  ...
2022-03-27 10:17:23 -07:00
Linus Torvalds
f022814633 Trace event fix of string verifier
- The run time string verifier that checks all trace event formats
   as they are read from the tracing file to make sure that the %s
   pointers are not reading something that no longer exists, failed
   to account for %*.s where the length given is zero, and the string
   is NULL. It incorrectly flagged it as a null pointer dereference and
   gave a WARN_ON().
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Merge tag 'trace-v5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull trace event string verifier fix from Steven Rostedt:
 "The run-time string verifier checks all trace event formats as
  they are read from the tracing file to make sure that the %s pointers
  are not reading something that no longer exists.

  However, it failed to account for the valid case of '%*.s' where the
  length given is zero, and the string is NULL. It incorrectly flagged
  it as a null pointer dereference and gave a WARN_ON()"

* tag 'trace-v5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing: Have trace event string test handle zero length strings
2022-03-26 14:54:41 -07:00
Linus Torvalds
710f5d627a USB/Thunderbolt patches for 5.18-rc1
Here is the big set of USB and Thunderbolt changes for 5.18-rc1.
 
 Nothing major in here, just lots of little improvements and cleanups and
 new device support.  Highlights are:
 	- list iterator fixups for when we walk past the end of the list
 	  (a common problem that was cut/pasted in almost all USB gadget
 	  drivers)
 	- xen USB driver "hardening" for malicious hosts
 	- xhci driver updates and fixes for more hardware types
 	- xhci debug cable fixes to make it actually work again
 	- usb gadget audio driver improvements
 	- usb gadget storage fixes to work with OS-X
 	- lots of other small usb gadget fixes and updates
 	- USB DWC3 driver improvements for more hardware types
 	- Lots of other small USB driver improvements
 	- DTS updates for some USB platforms
 
 Note, the DTS updates will have a merge conflict in your tree.  The
 fixup should be simple, but if not, I can provide a merged tree if
 needed.
 
 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 'usb-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/Thunderbolt updates from Greg KH:
 "Here is the big set of USB and Thunderbolt changes for 5.18-rc1.

  Nothing major in here, just lots of little improvements and cleanups
  and new device support. Highlights are:

   - list iterator fixups for when we walk past the end of the list (a
     common problem that was cut/pasted in almost all USB gadget
     drivers)

   - xen USB driver "hardening" for malicious hosts

   - xhci driver updates and fixes for more hardware types

   - xhci debug cable fixes to make it actually work again

   - usb gadget audio driver improvements

   - usb gadget storage fixes to work with OS-X

   - lots of other small usb gadget fixes and updates

   - USB DWC3 driver improvements for more hardware types

   - Lots of other small USB driver improvements

   - DTS updates for some USB platforms

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

* tag 'usb-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (172 commits)
  usb: gadget: fsl_qe_udc: Add missing semicolon in qe_ep_dequeue()
  dt-bindings: usb: mtk-xhci: add compatible for mt8186
  usb: dwc3: Issue core soft reset before enabling run/stop
  usb: gadget: Makefile: remove ccflags-y
  USB: usb-storage: Fix use of bitfields for hardware data in ene_ub6250.c
  usb: gadget: eliminate anonymous module_init & module_exit
  usb: usbip: eliminate anonymous module_init & module_exit
  xen/usb: harden xen_hcd against malicious backends
  usb: dwc3: gadget: Wait for ep0 xfers to complete during dequeue
  usb: dwc3: gadget: move cmd_endtransfer to extra function
  usb: dwc3: gadget: ep_queue simplify isoc start condition
  xen/usb: don't use arbitrary_virt_to_machine()
  usb: isp1760: remove redundant max_packet() macro
  usb: oxu210hp-hcd: remove redundant call to max_packet() macro
  usb: common: usb-conn-gpio: Make VBUS supply completely optional
  USB: storage: ums-realtek: fix error code in rts51x_read_mem()
  usb: early: xhci-dbc: Fix xdbc number parsing
  usb: early: xhci-dbc: Remove duplicate keep parsing
  x86/tsc: Be consistent about use_tsc_delay()
  usb: gadget: udc: s3c2410: remove usage of list iterator past the loop body
  ...
2022-03-26 13:08:25 -07:00
Linus Torvalds
5627ecb837 Merge branch 'i2c/for-mergewindow' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c updates from Wolfram Sang:

 - tracepoints when Linux acts as an I2C client

 - added support for AMD PSP

 - whole subsystem now uses generic_handle_irq_safe()

 - piix4 driver gained MMIO access enabling so far missed controllers
   with AMD chipsets

 - a bulk of device driver updates, refactorization, and fixes.

* 'i2c/for-mergewindow' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (61 commits)
  i2c: mux: demux-pinctrl: do not deactivate a master that is not active
  i2c: meson: Fix wrong speed use from probe
  i2c: add tracepoints for I2C slave events
  i2c: designware: Remove code duplication
  i2c: cros-ec-tunnel: Fix syntax errors in comments
  MAINTAINERS: adjust XLP9XX I2C DRIVER after removing the devicetree binding
  i2c: designware: Mark dw_i2c_plat_{suspend,resume}() as __maybe_unused
  i2c: mediatek: Add i2c compatible for Mediatek MT8168
  dt-bindings: i2c: update bindings for MT8168 SoC
  i2c: mt65xx: Simplify with clk-bulk
  i2c: i801: Drop two outdated comments
  i2c: xiic: Make bus names unique
  i2c: i801: Add support for the Process Call command
  i2c: i801: Drop useless masking in i801_access
  i2c: tegra: Add SMBus block read function
  i2c: designware: Use the i2c_mark_adapter_suspended/resumed() helpers
  i2c: designware: Lock the adapter while setting the suspended flag
  i2c: mediatek: remove redundant null check
  i2c: mediatek: modify bus speed calculation formula
  i2c: designware: Fix improper usage of readl
  ...
2022-03-26 12:46:08 -07:00
Linus Torvalds
a060c9409e Fix buffered write page prefaulting
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Merge tag 'write-page-prefaulting' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2

Pull iomap fixlet from Andreas Gruenbacher:
 "Fix buffered write page prefaulting.

  I forgot to send it the previous merge window. I've only improved the
  patch description since"

* tag 'write-page-prefaulting' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2:
  fs/iomap: Fix buffered write page prefaulting
2022-03-26 12:41:52 -07:00
Linus Torvalds
b06a17583f array-bounds updates for v5.18-rc1
- Enable -Warray-bounds globally
 
 - Enable -Wzero-length-bounds globally
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Merge tag 'array-bounds-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull array-bounds updates from Kees Cook:
 "This enables -Warray-bounds and -Wzero-length-bounds, now that the
  many bug fixes have landed all over the place in the kernel, and in
  GCC itself[1].

  A couple fixes[2] for known corner-case issues currently live in my
  "pending-fixes" tree which I'm expecting to send next week if other
  maintainers still haven't picked them up.

  I'm also expecting we can enable -Wstringop-overflow next cycle, as
  there are only a few stragglers[3], but it might even be possible for
  this release"

[1] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578
[2] https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?h=for-next/pending-fixes&id=2d253138910eec553fc706379914243d71de9b85
[3] https://github.com/KSPP/linux/issues/181

* tag 'array-bounds-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  Makefile: Enable -Wzero-length-bounds
  Makefile: Enable -Warray-bounds
2022-03-26 12:30:44 -07:00
Linus Torvalds
4be240b18a memcpy updates for v5.18-rc1
- Enable strict FORTIFY_SOURCE compile-time validation of memcpy buffers
 
 - Add Clang features needed for FORTIFY_SOURCE support
 
 - Enable FORTIFY_SOURCE for Clang where possible
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Merge tag 'memcpy-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull FORTIFY_SOURCE updates from Kees Cook:
 "This series consists of two halves:

   - strict compile-time buffer size checking under FORTIFY_SOURCE for
     the memcpy()-family of functions (for extensive details and
     rationale, see the first commit)

   - enabling FORTIFY_SOURCE for Clang, which has had many overlapping
     bugs that we've finally worked past"

* tag 'memcpy-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  fortify: Add Clang support
  fortify: Make sure strlen() may still be used as a constant expression
  fortify: Use __diagnose_as() for better diagnostic coverage
  fortify: Make pointer arguments const
  Compiler Attributes: Add __diagnose_as for Clang
  Compiler Attributes: Add __overloadable for Clang
  Compiler Attributes: Add __pass_object_size for Clang
  fortify: Replace open-coded __gnu_inline attribute
  fortify: Update compile-time tests for Clang 14
  fortify: Detect struct member overflows in memset() at compile-time
  fortify: Detect struct member overflows in memmove() at compile-time
  fortify: Detect struct member overflows in memcpy() at compile-time
2022-03-26 12:19:04 -07:00
Linus Torvalds
3f7282139f for-5.18/64bit-pi-2022-03-25
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Merge tag 'for-5.18/64bit-pi-2022-03-25' of git://git.kernel.dk/linux-block

Pull block layer 64-bit data integrity support from Jens Axboe:
 "This adds support for 64-bit data integrity in the block layer and in
  NVMe"

* tag 'for-5.18/64bit-pi-2022-03-25' of git://git.kernel.dk/linux-block:
  crypto: fix crc64 testmgr digest byte order
  nvme: add support for enhanced metadata
  block: add pi for extended integrity
  crypto: add rocksoft 64b crc guard tag framework
  lib: add rocksoft model crc64
  linux/kernel: introduce lower_48_bits function
  asm-generic: introduce be48 unaligned accessors
  nvme: allow integrity on extended metadata formats
  block: support pi with extended metadata
2022-03-26 12:01:35 -07:00
Linus Torvalds
752d422e74 for-5.18/alloc-cleanups-2022-03-25
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Merge tag 'for-5.18/alloc-cleanups-2022-03-25' of git://git.kernel.dk/linux-block

Pull bio allocation fix from Jens Axboe:
 "We got some reports of users seeing:

	Unexpected gfp: 0x2 (__GFP_HIGHMEM). Fixing up to gfp: 0x1192888

  which is a regression caused by the bio allocation cleanups"

* tag 'for-5.18/alloc-cleanups-2022-03-25' of git://git.kernel.dk/linux-block:
  fs: do not pass __GFP_HIGHMEM to bio_alloc in do_mpage_readpage
2022-03-26 11:59:30 -07:00
Linus Torvalds
561593a048 for-5.18/write-streams-2022-03-18
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Merge tag 'for-5.18/write-streams-2022-03-18' of git://git.kernel.dk/linux-block

Pull NVMe write streams removal from Jens Axboe:
 "This removes the write streams support in NVMe. No vendor ever really
  shipped working support for this, and they are not interested in
  supporting it.

  With the NVMe support gone, we have nothing in the tree that supports
  this. Remove passing around of the hints.

  The only discussion point in this patchset imho is the fact that the
  file specific write hint setting/getting fcntl helpers will now return
  -1/EINVAL like they did before we supported write hints. No known
  applications use these functions, I only know of one prototype that I
  help do for RocksDB, and that's not used. That said, with a change
  like this, it's always a bit controversial. Alternatively, we could
  just make them return 0 and pretend it worked. It's placement based
  hints after all"

* tag 'for-5.18/write-streams-2022-03-18' of git://git.kernel.dk/linux-block:
  fs: remove fs.f_write_hint
  fs: remove kiocb.ki_hint
  block: remove the per-bio/request write hint
  nvme: remove support or stream based temperature hint
2022-03-26 11:51:46 -07:00
Linus Torvalds
9bf3fc5007 Devicetree updates for v5.18:
- Add Krzysztof Kozlowski as co-maintainer for DT bindings providing
   much needed help.
 
 - DT schema validation now takes DTB files as input rather than
   intermediate YAML files. This decouples the validation from the source
   level syntax information. There's a bunch of schema fixes as a result
   of switching to DTB based validation which exposed some errors
   and incomplete schemas and examples.
 
 - Kbuild improvements to explicitly warn users running 'make
   dt_binding_check' on missing yamllint
 
 - Expand DT_SCHEMA_FILES kbuild variable to take just a partial filename
   or path instead of the full path to 1 file.
 
 - Convert various bindings to schema format: mscc,vsc7514-switch,
   multiple GNSS bindings, ahci-platform, i2c-at91, multiple UFS
   bindings, cortina,gemini-sata-bridge, cortina,gemini-ethernet, Atmel
   SHA, Atmel TDES, Atmel AES, armv7m-systick, Samsung Exynos display
   subsystem, nuvoton,npcm7xx-timer, samsung,s3c2410-i2c, zynqmp_dma,
   msm/mdp4, rda,8810pl-uart
 
 - New schemas for u-boot environment variable partition, TI clksel
 
 - New compatible strings for Renesas RZ/V2L SoC
 
 - Vendor prefixes for Xen, HPE, deprecated Synopsys, deprecated HiSilicon
 
 - Add/fix schemas for QEMU Arm 'virt' machine
 
 - Drop unused of_alias_get_alias_list() function
 
 - Add a script to check DT unittest EXPECT message output. Pass messages
   also now print by default at PR_INFO level to help test automation.
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Merge tag 'devicetree-for-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Add Krzysztof Kozlowski as co-maintainer for DT bindings providing
   much needed help.

 - DT schema validation now takes DTB files as input rather than
   intermediate YAML files. This decouples the validation from the
   source level syntax information. There's a bunch of schema fixes as a
   result of switching to DTB based validation which exposed some errors
   and incomplete schemas and examples.

 - Kbuild improvements to explicitly warn users running 'make
   dt_binding_check' on missing yamllint

 - Expand DT_SCHEMA_FILES kbuild variable to take just a partial
   filename or path instead of the full path to 1 file.

 - Convert various bindings to schema format: mscc,vsc7514-switch,
   multiple GNSS bindings, ahci-platform, i2c-at91, multiple UFS
   bindings, cortina,gemini-sata-bridge, cortina,gemini-ethernet, Atmel
   SHA, Atmel TDES, Atmel AES, armv7m-systick, Samsung Exynos display
   subsystem, nuvoton,npcm7xx-timer, samsung,s3c2410-i2c, zynqmp_dma,
   msm/mdp4, rda,8810pl-uart

 - New schemas for u-boot environment variable partition, TI clksel

 - New compatible strings for Renesas RZ/V2L SoC

 - Vendor prefixes for Xen, HPE, deprecated Synopsys, deprecated
   HiSilicon

 - Add/fix schemas for QEMU Arm 'virt' machine

 - Drop unused of_alias_get_alias_list() function

 - Add a script to check DT unittest EXPECT message output. Pass
   messages also now print by default at PR_INFO level to help test
   automation.

* tag 'devicetree-for-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (96 commits)
  dt-bindings: kbuild: Make DT_SCHEMA_LINT a recursive variable
  dt-bindings: nvmem: add U-Boot environment variables binding
  dt-bindings: ufs: qcom: Add SM6350 compatible string
  dt-bindings: dmaengine: sifive,fu540-c000: include generic schema
  dt-bindings: gpio: pca95xx: drop useless consumer example
  Revert "of: base: Introduce of_alias_get_alias_list() to check alias IDs"
  dt-bindings: virtio,mmio: Allow setting devices 'dma-coherent'
  dt-bindings: gnss: Add two more chips
  dt-bindings: gnss: Rewrite sirfstar binding in YAML
  dt-bindings: gnss: Modify u-blox to use common bindings
  dt-bindings: gnss: Rewrite common bindings in YAML
  dt-bindings: ata: ahci-platform: Add rk3568-dwc-ahci compatible
  dt-bindings: ata: ahci-platform: Add power-domains property
  dt-bindings: ata: ahci-platform: Convert DT bindings to yaml
  dt-bindings: kbuild: Use DTB files for validation
  dt-bindings: kbuild: Pass DT_SCHEMA_FILES to dt-validate
  dt-bindings: Add QEMU virt machine compatible
  dt-bindings: arm: Convert QEMU fw-cfg to DT schema
  dt-bindings: i2c: at91: Add SAMA7G5 compatible strings list
  dt-bindings: i2c: convert i2c-at91 to json-schema
  ...
2022-03-26 11:41:53 -07:00
Linus Torvalds
bddac7c1e0 Revert "swiotlb: rework "fix info leak with DMA_FROM_DEVICE""
This reverts commit aa6f8dcbab.

It turns out this breaks at least the ath9k wireless driver, and
possibly others.

What the ath9k driver does on packet receive is to set up the DMA
transfer with:

  int ath_rx_init(..)
  ..
                bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,
                                                 common->rx_bufsize,
                                                 DMA_FROM_DEVICE);

and then the receive logic (through ath_rx_tasklet()) will fetch
incoming packets

  static bool ath_edma_get_buffers(..)
  ..
        dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr,
                                common->rx_bufsize, DMA_FROM_DEVICE);

        ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data);
        if (ret == -EINPROGRESS) {
                /*let device gain the buffer again*/
                dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
                                common->rx_bufsize, DMA_FROM_DEVICE);
                return false;
        }

and it's worth noting how that first DMA sync:

    dma_sync_single_for_cpu(..DMA_FROM_DEVICE);

is there to make sure the CPU can read the DMA buffer (possibly by
copying it from the bounce buffer area, or by doing some cache flush).
The iommu correctly turns that into a "copy from bounce bufer" so that
the driver can look at the state of the packets.

In the meantime, the device may continue to write to the DMA buffer, but
we at least have a snapshot of the state due to that first DMA sync.

But that _second_ DMA sync:

    dma_sync_single_for_device(..DMA_FROM_DEVICE);

is telling the DMA mapping that the CPU wasn't interested in the area
because the packet wasn't there.  In the case of a DMA bounce buffer,
that is a no-op.

Note how it's not a sync for the CPU (the "for_device()" part), and it's
not a sync for data written by the CPU (the "DMA_FROM_DEVICE" part).

Or rather, it _should_ be a no-op.  That's what commit aa6f8dcbab
broke: it made the code bounce the buffer unconditionally, and changed
the DMA_FROM_DEVICE to just unconditionally and illogically be
DMA_TO_DEVICE.

[ Side note: purely within the confines of the swiotlb driver it wasn't
  entirely illogical: The reason it did that odd DMA_FROM_DEVICE ->
  DMA_TO_DEVICE conversion thing is because inside the swiotlb driver,
  it uses just a swiotlb_bounce() helper that doesn't care about the
  whole distinction of who the sync is for - only which direction to
  bounce.

  So it took the "sync for device" to mean that the CPU must have been
  the one writing, and thought it meant DMA_TO_DEVICE. ]

Also note how the commentary in that commit was wrong, probably due to
that whole confusion, claiming that the commit makes the swiotlb code

                                  "bounce unconditionally (that is, also
    when dir == DMA_TO_DEVICE) in order do avoid synchronising back stale
    data from the swiotlb buffer"

which is nonsensical for two reasons:

 - that "also when dir == DMA_TO_DEVICE" is nonsensical, as that was
   exactly when it always did - and should do - the bounce.

 - since this is a sync for the device (not for the CPU), we're clearly
   fundamentally not coping back stale data from the bounce buffers at
   all, because we'd be copying *to* the bounce buffers.

So that commit was just very confused.  It confused the direction of the
synchronization (to the device, not the cpu) with the direction of the
DMA (from the device).

Reported-and-bisected-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Reported-by: Olha Cherevyk <olha.cherevyk@gmail.com>
Cc: Halil Pasic <pasic@linux.ibm.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Kalle Valo <kvalo@kernel.org>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Toke Høiland-Jørgensen <toke@toke.dk>
Cc: Maxime Bizon <mbizon@freebox.fr>
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-03-26 10:42:04 -07:00
Kim Phillips
ab0809af0b perf evsel: Improve AMD IBS (Instruction-Based Sampling) error handling messages
Improve the error message returned on failed perf_event_open() on AMD
systems when using IBS (Instruction-Based Sampling).

Output of executing 'perf record -e ibs_op// true' as a non root user
BEFORE this patch (perf will add the 'u' modifier at the end to exclude
kernel/hypervisor sampling):

  The sys_perf_event_open() syscall returned with 22 (Invalid argument)for event (ibs_op//u).
  /bin/dmesg | grep -i perf may provide additional information.

Output after:

  AMD IBS can't exclude kernel events.  Try running at a higher privilege level.

Output of executing 'sudo perf record -e ibs_op// true' BEFORE this patch:

  Error:
  The sys_perf_event_open() syscall returned with 22 (Invalid argument) for event (ibs_op//).
  /bin/dmesg | grep -i perf may provide additional information.

Output after:

  Error:
  Invalid event (ibs_op//) in per-thread mode, enable system wide with '-a'.

Folowing the suggestion:

  $ sudo perf record -a -e ibs_op// true
  [ perf record: Woken up 1 times to write data ]
  [ perf record: Captured and wrote 1.664 MB perf.data (194 samples) ]
  $

Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: João Martins <joao.m.martins@oracle.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Sandipan Das <sandipan.das@amd.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20220322221517.2510440-12-eranian@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-26 10:55:58 -03:00
Arnaldo Carvalho de Melo
b58230de3c perf python: Add perf_env stubs that will be needed in evsel__open_strerror()
The AMD IBS error message enhancements will use these, but we're not
using evsel__open_strerror() in the python binding so far.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-26 10:55:57 -03:00
Wei Li
ae0f4eb34f perf tools: Enhance the matching of sub-commands abbreviations
We support short command 'rec*' for 'record' and 'rep*' for 'report' in
lots of sub-commands, but the matching is not quite strict currnetly.

It may be puzzling sometime, like we mis-type a 'recport' to report but
it will perform 'record' in fact without any message.

To fix this, add a check to ensure that the short cmd is valid prefix
of the real command.

Committer testing:

  [root@quaco ~]# perf c2c re sleep 1

   Usage: perf c2c {record|report}

      -v, --verbose         be more verbose (show counter open errors, etc)

  # perf c2c rec sleep 1
  [ perf record: Woken up 1 times to write data ]
  [ perf record: Captured and wrote 0.038 MB perf.data (16 samples) ]
  # perf c2c recport sleep 1

   Usage: perf c2c {record|report}

      -v, --verbose         be more verbose (show counter open errors, etc)

  # perf c2c record sleep 1
  [ perf record: Woken up 1 times to write data ]
  [ perf record: Captured and wrote 0.038 MB perf.data (15 samples) ]
  # perf c2c records sleep 1

   Usage: perf c2c {record|report}

      -v, --verbose         be more verbose (show counter open errors, etc)

  #

Signed-off-by: Wei Li <liwei391@huawei.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Hanjun Guo <guohanjun@huawei.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Rui Xiang <rui.xiang@huawei.com>
Link: http://lore.kernel.org/lkml/20220325092032.2956161-1-liwei391@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-26 10:55:57 -03:00
Shunsuke Nakamura
c2eeac9856 libperf tests: Fix typo in perf_evlist__open() failure error messages
This patch corrects typos in error messages. I should be "evlist", not
"evsel" as the function that fails is perf_evlist__open().

Fixes: 3ce311afb5 ("libperf: Move to tools/lib/perf")
Fixes: a7f3713f6b ("libperf tests: Add test_stat_multiplexing test")
Signed-off-by: Shunsuke Nakamura <nakamura.shun@fujitsu.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220325043829.224045-2-nakamura.shun@fujitsu.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-26 10:55:57 -03:00
Ali Saidi
1314376d49 tools arm64: Import cputype.h
Bring-in the kernel's arch/arm64/include/asm/cputype.h into tools/
for arm64 to make use of all the core-type definitions in perf.

Replace sysreg.h with the version already imported into tools/.

Committer notes:

Added an entry to tools/perf/check-headers.sh, so that we get notified
when the original file in the kernel sources gets modified.

Tester notes:

LGTM. I did the testing on both my x86 and Arm64 platforms, thanks for
the fixing up.

Signed-off-by: Ali Saidi <alisaidi@amazon.com>
Tested-by: Leo Yan <leo.yan@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andrew Kilroy <andrew.kilroy@arm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: German Gomez <german.gomez@arm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Li Huafei <lihuafei1@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nick.Forrington@arm.com
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220324183323.31414-2-alisaidi@amazon.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-26 10:53:45 -03:00
Linus Torvalds
52d543b549 Minor fixes for IPMI
Little fixes for various things people have noticed.
 
 One enhancement, the IPMI over IPMB (I2c) is modified to allow it to
 take a separate sender and receiver device.  The Raspberry Pi has an
 I2C slave device that cannot send.
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Merge tag 'for-linus-5.17-1' of https://github.com/cminyard/linux-ipmi

Pull IPMI updates from Corey Minyard:

 - Little fixes for various things people have noticed.

 - One enhancement, the IPMI over IPMB (I2c) is modified to allow it to
   take a separate sender and receiver device. The Raspberry Pi has an
   I2C slave device that cannot send.

* tag 'for-linus-5.17-1' of https://github.com/cminyard/linux-ipmi:
  ipmi: initialize len variable
  ipmi: kcs: aspeed: Remove old bindings support
  ipmi:ipmb: Add the ability to have a separate slave and master device
  ipmi:ipmi_ipmb: Unregister the SMI on remove
  ipmi: kcs: aspeed: Add AST2600 compatible string
  ipmi: ssif: replace strlcpy with strscpy
  ipmi/watchdog: Constify ident
  ipmi: Add the git repository to the MAINTAINERS file
2022-03-25 17:46:22 -07:00
Linus Torvalds
a452c4eb40 \n
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Merge tag 'fs_for_v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

Pull reiserfs updates from Jan Kara:
 "The biggest change in this pull is the addition of a deprecation
  message about reiserfs with the outlook that we'd eventually be able
  to remove it from the kernel. Because it is practically unmaintained
  and untested and odd enough that people don't want to bother with it
  anymore...

  Otherwise there are small udf and ext2 fixes"

* tag 'fs_for_v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  udf: remove redundant assignment of variable etype
  reiserfs: Deprecate reiserfs
  ext2: correct max file size computing
  reiserfs: get rid of AOP_FLAG_CONT_EXPAND flag
2022-03-25 17:38:15 -07:00
Linus Torvalds
a8988507e5 \n
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Merge tag 'fsnotify_for_v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

Pull fsnotify updates from Jan Kara:
 "A few fsnotify improvements and cleanups"

* tag 'fsnotify_for_v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  fsnotify: remove redundant parameter judgment
  fsnotify: optimize FS_MODIFY events with no ignored masks
  fsnotify: fix merge with parent's ignored mask
2022-03-25 16:58:51 -07:00
Linus Torvalds
cb7cbaae7f drm fixes for 5.18-rc1
core:
 - Make audio and color plane support checking only happen
   when a CEA extension block is found.
 - Small selftest fix.
 
 fbdev:
 - two regressions fixes from speedup patches.
 
 ttm:
 - Fix a small regression from ttm_resource_fini()
 
 i915:
 - Reject unsupported TMDS rates on ICL+
 - Treat SAGV block time 0 as SAGV disabled
 - Fix PSF GV point mask when SAGV is not possible
 - Fix renamed INTEL_INFO->media.arch/ver field
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Merge tag 'drm-next-2022-03-25' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Some fixes were queued up in and in light of the fbdev regressions,
  I've pulled those in as well.

  core:
   - Make audio and color plane support checking only happen when a CEA
     extension block is found.
   - Small selftest fix.

  fbdev:
   - two regressions fixes from speedup patches.

  ttm:
   - Fix a small regression from ttm_resource_fini()

  i915:
   - Reject unsupported TMDS rates on ICL+
   - Treat SAGV block time 0 as SAGV disabled
   - Fix PSF GV point mask when SAGV is not possible
   - Fix renamed INTEL_INFO->media.arch/ver field"

* tag 'drm-next-2022-03-25' of git://anongit.freedesktop.org/drm/drm:
  fbdev: Fix cfb_imageblit() for arbitrary image widths
  fbdev: Fix sys_imageblit() for arbitrary image widths
  drm/edid: fix CEA extension byte #3 parsing
  drm/edid: check basic audio support on CEA extension block
  drm/i915: Fix renamed struct field
  drm/i915: Fix PSF GV point mask when SAGV is not possible
  drm/i915: Treat SAGV block time 0 as SAGV disabled
  drm/i915: Reject unsupported TMDS rates on ICL+
  drm/selftest: plane_helper: Put test structures in static storage
  drm/ttm: Fix a kernel oops due to an invalid read
2022-03-25 14:57:47 -07:00
Linus Torvalds
46f538bf24 - New Device Support
- Add support for PM6150L to Qualcomm WLED
 
  - Fix-ups
    - Use kcalloc() to avoid open-coding; pwm_bl
    - Device Tree changes (inc. YAML conversion); qcom-wled
    - Cleanup or simplify code; backlight
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Merge tag 'backlight-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "New Device Support:
   - Add support for PM6150L to Qualcomm WLED

  Fix-ups"
   - Use kcalloc() to avoid open-coding; pwm_bl
   - Device Tree changes; qcom-wled
   - Cleanup or simplify code; backlight"

* tag 'backlight-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: backlight: Slighly simplify devm_of_find_backlight()
  backlight: qcom-wled: Add PM6150L compatible
  dt-bindings: backlight: qcom-wled: Add PM6150L compatible
  backlight: pwm_bl: Avoid open coded arithmetic in memory allocation
2022-03-25 14:01:23 -07:00
Linus Torvalds
8350e8331b - New Drivers
- Add support for Maxim MAX77714 PMIC
 
  - Remove Drivers
    - Remove support for ST-Ericsson AB8500 DebugFS
 
  - New Device Support
    - Add support for Silergy SY7636A to Simple MFD I2C
    - Add support for MediaTek MT6366 PMIC to MT6358 IRQ
    - Add support for Charger to Intel PMIC CRC
    - Add support for Raptor Lake to Intel LPSS PCI
 
  - New Functionality
    - Add support for Reboot to Rockchip RK808
 
  - Fix-ups
    - Device Tree changes (inc. YAML conversion); silergy,sy7636a, maxim,max77843,
                                   google,cros-ec, maxim,max14577, maxim,max77802,
 				  maxim,max77714, qcom,tcsr, qcom,spmi-pmic,
 				  stericsson,ab8500, stericsson,db8500-prcmu,
 				  samsung,exynos5433-lpass, mt6397, syscon, brcm,cru
    - Visible to menuconfig; simple-mfd-i2c
    - Clean-up or clarify code; max77686, intel_soc_pmic_crc
    - Improve error handling; mc13xxx-core, stmfx, asic3
    - Pass device information to child devices; iqs62x, intel-lpss-acpi
    - Individually identify IRQ domains; intel_soc_pmic_core
    - Remove superfluous code; dbx500-prcmu, exynos-lpass
    - Staticify and constify; arizona-i2c
    - Mark sometimes used data as __maybe_unused; atmel-flexcom
    - Account for different ACPI tables on AOSP/Windows platforms; arizona-spi
    - Use provided (platform) APIs; ab8500-core
    - Trivial (whitespace, spelling); rohm-bd9576
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Merge tag 'mfd-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "New Drivers:
   - Add support for Maxim MAX77714 PMIC

  Removed Drivers:
   - Remove support for ST-Ericsson AB8500 DebugFS

  New Device Support:
   - Add support for Silergy SY7636A to Simple MFD I2C
   - Add support for MediaTek MT6366 PMIC to MT6358 IRQ
   - Add support for Charger to Intel PMIC CRC
   - Add support for Raptor Lake to Intel LPSS PCI

  New Functionality:
   - Add support for Reboot to Rockchip RK808

  Fix-ups:
   - Device Tree changes (includcing YAML conversion) for
     silergy,sy7636a, maxim,max77843, google,cros-ec, maxim,max14577,
     maxim,max77802, maxim,max77714, qcom,tcsr, qcom,spmi-pmic,
     stericsson,ab8500, stericsson,db8500-prcmu,
     samsung,exynos5433-lpass, mt6397, syscon, brcm,cru
   - Visible to menuconfig; simple-mfd-i2c
   - Clean-up or clarify code; max77686, intel_soc_pmic_crc
   - Improve error handling; mc13xxx-core, stmfx, asic3
   - Pass device information to child devices; iqs62x, intel-lpss-acpi
   - Individually identify IRQ domains; intel_soc_pmic_core
   - Remove superfluous code; dbx500-prcmu, exynos-lpass
   - Staticify and constify; arizona-i2c
   - Mark sometimes used data as __maybe_unused; atmel-flexcom
   - Account for different ACPI tables on AOSP/Windows platforms; arizona-spi
   - Use provided (platform) APIs; ab8500-core
   - Trivial (whitespace, spelling); rohm-bd9576"

* tag 'mfd-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (50 commits)
  dt-bindings: mfd: syscon: Add microchip,lan966x-cpu-syscon compatible
  mfd: bd9576: fix typos in comments
  mfd: Use platform_get_irq() to get the interrupt
  mfd: db8500-prcmu: Remove unused inline function
  mfd: arizona-spi: Add Android board ACPI table handling
  mfd: arizona-spi: Split Windows ACPI init code into its own function
  mfd: asic3: Add missing iounmap() on error asic3_mfd_probe
  MAINTAINERS: Rectify entry for ROHM MULTIFUNCTION BD9571MWV-M PMIC DEVICE DRIVERS
  mfd: intel-lpss: Provide an SSP type to the driver
  dt-bindings: mfd: brcm,cru: Rename pinctrl node
  dt-bindings: Add compatibles for undocumented trivial syscons
  mfd: atmel-flexcom: Fix compilation warning
  dt-bindings: mfd: Add compatible for the MediaTek MT6366 PMIC
  dt-bindings: mfd: samsung,exynos5433-lpass: Convert to dtschema
  mfd: exynos-lpass: Drop unneeded syscon.h include
  mfd: intel-lpss: Add Intel Raptor Lake PCH-S PCI IDs
  mfd: ab8500: Drop debugfs module
  mfd: sta2x11: Use GFP_KERNEL instead of GFP_ATOMIC
  mfd: ab8500: Rewrite bindings in YAML
  mfd: qcom-spmi-pmic: Add pm8953 compatible
  ...
2022-03-25 13:56:18 -07:00
Linus Torvalds
e35a4a4e13 Core MTD changes:
* Replace the expert mode symbols with a single helper
 * Fix misuses of of_match_ptr()
 * Remove partid and partname debugfs files
 * tests: Fix eraseblock read speed miscalculation for lower partition sizes
 * TRX parser: Allow to use on MediaTek MIPS SoCs
 
 MTD driver changes:
 * spear_smi: use GFP_KERNEL
 * mchp48l640: Add SPI ID table
 * mchp23k256: Add SPI ID table
 * blkdevs: Avoid soft lockups with some mtd/spi devices
 * aspeed-smc: Improve probe resilience
 
 Hyperbus changes:
 * HBMC_AM654 should depend on ARCH_K3
 
 NAND core changes:
 * ECC:
   - Add infrastructure to support hardware engines
   - Add a new helper to retrieve the ECC context
   - Provide a helper to retrieve a pilelined engine device
 
 NAND-ECC changes:
 * Macronix ECC engine:
   - Add Macronix external ECC engine support
   - Support SPI pipelined mode
   - Make two read-only arrays static const
   - Fix compile test issue
 
 Raw NAND core changes:
 * Fix misuses of of_match_node()
 * Rework of_get_nand_bus_width()
 * Remove of_get_nand_on_flash_bbt() wrapper
 * Protect access to rawnand devices while in suspend
 * bindings: Document the wp-gpios property
 
 Rax NAND controller driver changes:
 * atmel: Fix refcount issue in atmel_nand_controller_init
 * nandsim:
   - Add NS_PAGE_BYTE_SHIFT macro to replace the repeat pattern
   - Merge repeat codes in ns_switch_state
   - Replace overflow check with kzalloc to single kcalloc
 * rockchip: Fix platform_get_irq.cocci warning
 * stm32_fmc2: Add NAND Write Protect support
 * pl353: Set the nand chip node as the flash node
 * brcmnand: Fix sparse warnings in bcma_nand
 * omap_elm: Remove redundant variable 'errors'
 * gpmi:
   - Support fast edo timings for mx28
   - Validate controller clock rate
   - Fix controller timings setting
 * brcmnand:
   - Add BCMA shim
   - BCMA controller uses command shift of 0
   - Allow platform data instantation
   - Add platform data structure for BCMA
   - Allow working without interrupts
   - Move OF operations out of brcmnand_init_cs()
   - Avoid pdev in brcmnand_init_cs()
   - Allow SoC to provide I/O operations
   - Assign soc as early as possible
 
 Onenand changes:
 * Check for error irq
 
 SPI-NAND core changes:
 * Delay a little bit the dirmap creation
 * Create direct mapping descriptors for ECC operations
 
 SPI-NAND driver changes:
 * macronix: Use random program load
 
 SPI NOR core changes:
 * Move vendor specific code out of the core into vendor drivers.
 * Unify all function and object names in the vendor modules.
 * Make setup() callback optional to improve readability.
 * Skip erase logic when the SPI_NOR_NO_ERASE flag is set at flash
   declaration.
 
 SPI changes:
 * Macronix SPI controller:
   - Fix the transmit path
   - Create a helper to configure the controller before an operation
   - Create a helper to ease the start of an operation
   - Add support for direct mapping
   - Add support for pipelined ECC operations
 * spi-mem:
   - Introduce a capability structure
   - Check the controller extra capabilities
   - cadence-quadspi/mxic: Provide capability structures
   - Kill the spi_mem_dtr_supports_op() helper
   - Add an ecc parameter to the spi_mem_op structure
 
 Binding changes:
 * Dropped mtd/cortina,gemini-flash.txt
 * Convert BCM47xx partitions to json-schema
 * Vendor prefixes: Clarify Macronix prefix
 * SPI NAND: Convert spi-nand description file to yaml
 * Raw NAND chip: Create a NAND chip description
 * Raw NAND controller:
   - Harmonize the property types
   - Fix a comment in the examples
   - Fix the reg property description
 * Describe Macronix NAND ECC engine
 * Macronix SPI controller:
   - Document the nand-ecc-engine property
   - Convert to yaml
   - The interrupt property is not mandatory
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Merge tag 'mtd/changes-for-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull MTD updates from Miquel Raynal:
 "There has been a lot of activity in the MTD subsystem recently, with a
  number of SPI-NOR cleanups as well as the introduction of ECC engines
  that can be used by SPI controllers (hence a few SPI patches in here).

  Core MTD changes:
   - Replace the expert mode symbols with a single helper
   - Fix misuses of of_match_ptr()
   - Remove partid and partname debugfs files
   - tests: Fix eraseblock read speed miscalculation for lower partition
     sizes
   - TRX parser: Allow to use on MediaTek MIPS SoCs

  MTD driver changes:
   - spear_smi: use GFP_KERNEL
   - mchp48l640: Add SPI ID table
   - mchp23k256: Add SPI ID table
   - blkdevs: Avoid soft lockups with some mtd/spi devices
   - aspeed-smc: Improve probe resilience

  Hyperbus changes:
   - HBMC_AM654 should depend on ARCH_K3

  NAND core changes:
   - ECC:
      - Add infrastructure to support hardware engines
      - Add a new helper to retrieve the ECC context
      - Provide a helper to retrieve a pilelined engine device

  NAND-ECC changes:
   - Macronix ECC engine:
      - Add Macronix external ECC engine support
      - Support SPI pipelined mode
      - Make two read-only arrays static const
      - Fix compile test issue

  Raw NAND core changes:
   - Fix misuses of of_match_node()
   - Rework of_get_nand_bus_width()
   - Remove of_get_nand_on_flash_bbt() wrapper
   - Protect access to rawnand devices while in suspend
   - bindings: Document the wp-gpios property

  Rax NAND controller driver changes:
   - atmel: Fix refcount issue in atmel_nand_controller_init
   - nandsim:
      - Add NS_PAGE_BYTE_SHIFT macro to replace the repeat pattern
      - Merge repeat codes in ns_switch_state
      - Replace overflow check with kzalloc to single kcalloc
   - rockchip: Fix platform_get_irq.cocci warning
   - stm32_fmc2: Add NAND Write Protect support
   - pl353: Set the nand chip node as the flash node
   - brcmnand: Fix sparse warnings in bcma_nand
   - omap_elm: Remove redundant variable 'errors'
   - gpmi:
      - Support fast edo timings for mx28
      - Validate controller clock rate
      - Fix controller timings setting
   - brcmnand:
      - Add BCMA shim
      - BCMA controller uses command shift of 0
      - Allow platform data instantation
      - Add platform data structure for BCMA
      - Allow working without interrupts
      - Move OF operations out of brcmnand_init_cs()
      - Avoid pdev in brcmnand_init_cs()
      - Allow SoC to provide I/O operations
      - Assign soc as early as possible

  Onenand changes:
   - Check for error irq

  SPI-NAND core changes:
   - Delay a little bit the dirmap creation
   - Create direct mapping descriptors for ECC operations

  SPI-NAND driver changes:
   - macronix: Use random program load

  SPI NOR core changes:
   - Move vendor specific code out of the core into vendor drivers.
   - Unify all function and object names in the vendor modules.
   - Make setup() callback optional to improve readability.
   - Skip erase logic when the SPI_NOR_NO_ERASE flag is set at flash
     declaration.

  SPI changes:
   - Macronix SPI controller:
      - Fix the transmit path
      - Create a helper to configure the controller before an operation
      - Create a helper to ease the start of an operation
      - Add support for direct mapping
      - Add support for pipelined ECC operations
   - spi-mem:
      - Introduce a capability structure
      - Check the controller extra capabilities
      - cadence-quadspi/mxic: Provide capability structures
      - Kill the spi_mem_dtr_supports_op() helper
      - Add an ecc parameter to the spi_mem_op structure

  Binding changes:
   - Dropped mtd/cortina,gemini-flash.txt
   - Convert BCM47xx partitions to json-schema
   - Vendor prefixes: Clarify Macronix prefix
   - SPI NAND: Convert spi-nand description file to yaml
   - Raw NAND chip: Create a NAND chip description
   - Raw NAND controller:
      - Harmonize the property types
      - Fix a comment in the examples
      - Fix the reg property description
   - Describe Macronix NAND ECC engine
   - Macronix SPI controller:
      - Document the nand-ecc-engine property
      - Convert to yaml
      - The interrupt property is not mandatory"

* tag 'mtd/changes-for-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (104 commits)
  mtd: nand: ecc: mxic: Fix compile test issue
  mtd: nand: mxic-ecc: make two read-only arrays static const
  mtd: hyperbus: HBMC_AM654 should depend on ARCH_K3
  mtd: core: Remove partid and partname debugfs files
  dt-bindings: mtd: partitions: convert BCM47xx to the json-schema
  mtd: tests: Fix eraseblock read speed miscalculation for lower partition sizes
  mtd: rawnand: atmel: fix refcount issue in atmel_nand_controller_init
  mtd: rawnand: rockchip: fix platform_get_irq.cocci warning
  mtd: spi-nor: Skip erase logic when SPI_NOR_NO_ERASE is set
  mtd: spi-nor: renumber flags
  mtd: spi-nor: slightly change code style in spi_nor_sr_ready()
  mtd: spi-nor: spansion: rename vendor specific functions and defines
  mtd: spi-nor: spansion: convert USE_CLSR to a manufacturer flag
  mtd: spi-nor: move all spansion specifics into spansion.c
  mtd: spi-nor: spansion: slightly rework control flow in late_init()
  mtd: spi-nor: micron-st: rename vendor specific functions and defines
  mtd: spi-nor: micron-st: convert USE_FSR to a manufacturer flag
  mtd: spi-nor: move all micron-st specifics into micron-st.c
  mtd: spi-nor: xilinx: correct the debug message
  mtd: spi-nor: xilinx: rename vendor specific functions and defines
  ...
2022-03-25 13:35:34 -07:00
Linus Torvalds
8eb48fc7c5 power supply and reset changes for the v5.18 series
power-supply core:
  - Introduce "Bypass" charging type used by USB PPS standard
  - Refactor power_supply_set_input_current_limit_from_supplier()
  - Add fwnode support to power_supply_get_battery_info()
 
 Drivers:
  - ab8500: continue migrating towards using standard core APIs
  - axp288 fuel-gauge: refactor driver to be fully resource managed
  - battery-samsung-sdi: new in-kernel provider for (constant) Samsung battery info
  - bq24190: disable boost regulator on shutdown
  - bq24190: add support for battery-info on ACPI based systems
  - bq25890: prepare driver for usage on ACPI based systems
  - bq25890: add boost regulator support
  - cpcap-battery: add NVMEM based battery detection support
  - injoinic ip5xxx: new driver for power bank IC
  - upi ug3105: new battery driver
  - misc. small improvements and fixes
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Merge tag 'for-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "Power-supply core:

   - Introduce "Bypass" charging type used by USB PPS standard

   - Refactor power_supply_set_input_current_limit_from_supplier()

   - Add fwnode support to power_supply_get_battery_info()

  Drivers:

   - ab8500: continue migrating towards using standard core APIs

   - axp288 fuel-gauge: refactor driver to be fully resource managed

   - battery-samsung-sdi: new in-kernel provider for (constant) Samsung
     battery info

   - bq24190: disable boost regulator on shutdown

   - bq24190: add support for battery-info on ACPI based systems

   - bq25890: prepare driver for usage on ACPI based systems

   - bq25890: add boost regulator support

   - cpcap-battery: add NVMEM based battery detection support

   - injoinic ip5xxx: new driver for power bank IC

   - upi ug3105: new battery driver

   - misc small improvements and fixes"

* tag 'for-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (94 commits)
  power: ab8500_chargalg: Use CLOCK_MONOTONIC
  power: supply: Add a driver for Injoinic power bank ICs
  dt-bindings: trivial-devices: Add Injoinic power bank ICs
  dt-bindings: vendor-prefixes: Add Injoinic
  power: supply: ab8500: Remove unused variable
  power: supply: da9150-fg: Remove unnecessary print function dev_err()
  power: supply: ab8500: fix a handful of spelling mistakes
  power: supply: ab8500_fg: Account for line impedance
  dt-bindings: power: supply: ab8500_fg: Add line impedance
  power: supply: axp20x_usb_power: fix platform_get_irq.cocci warnings
  power: supply: axp20x_ac_power: fix platform_get_irq.cocci warning
  power: supply: wm8350-power: Add missing free in free_charger_irq
  power: supply: wm8350-power: Handle error for wm8350_register_irq
  power: supply: Static data for Samsung batteries
  power: supply: ab8500_fg: Use VBAT-to-Ri if possible
  power: supply: Support VBAT-to-Ri lookup tables
  power: supply: ab8500: Standardize BTI resistance
  power: supply: ab8500: Standardize alert mode charging
  power: supply: ab8500: Standardize maintenance charging
  power: supply: bq24190_charger: Delay applying charge_type changes when OTG 5V Vbus boost is on
  ...
2022-03-25 13:31:02 -07:00
Linus Torvalds
148a650476 pci-v5.18-changes
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Merge tag 'pci-v5.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Move the VGA arbiter from drivers/gpu to drivers/pci because it's
     PCI-specific, not GPU-specific (Bjorn Helgaas)
   - Select the default VGA device consistently whether it's enumerated
     before or after VGA arbiter init, which fixes arches that enumerate
     PCI devices late (Huacai Chen)

  Resource management:
   - Support BAR sizes up to 8TB (Dongdong Liu)

  PCIe native device hotplug:
   - Fix "Command Completed" tracking to avoid spurious timouts when
     powering off empty slots (Liguang Zhang)
   - Quirk Qualcomm devices that don't implement Command Completed
     correctly, again to avoid spurious timeouts (Manivannan Sadhasivam)

  Peer-to-peer DMA:
   - Add Intel 3rd Gen Intel Xeon Scalable Processors to whitelist
     (Michael J. Ruhl)

  APM X-Gene PCIe controller driver:
   - Revert generic DT parsing changes that broke some machines in the
     field (Marc Zyngier)

  Freescale i.MX6 PCIe controller driver:
   - Allow controller probe to succeed even when no devices currently
     present to allow hot-add later (Fabio Estevam)
   - Enable power management on i.MX6QP (Richard Zhu)
   - Assert CLKREQ# on i.MX8MM so enumeration doesn't hang when no
     device is connected (Richard Zhu)

  Marvell Aardvark PCIe controller driver:
   - Fix MSI and MSI-X support (Marek Behún, Pali Rohár)
   - Add support for ERR and PME interrupts (Pali Rohár)

  Marvell MVEBU PCIe controller driver:
   - Add DT binding and support for "num-lanes" (Pali Rohár)
   - Add support for INTx interrupts (Pali Rohár)

  Microsoft Hyper-V host bridge driver:
   - Avoid unnecessary hypercalls when unmasking IRQs on ARM64 (Boqun
     Feng)

  Qualcomm PCIe controller driver:
   - Add SM8450 DT binding and driver support (Dmitry Baryshkov)

  Renesas R-Car PCIe controller driver:
   - Help the controller get to the L1 state since the hardware can't do
     it on its own (Marek Vasut)
   - Return PCI_ERROR_RESPONSE (~0) for reads that fail on PCIe (Marek
     Vasut)

  SiFive FU740 PCIe controller driver:
   - Drop redundant '-gpios' from DT GPIO lookup (Ben Dooks)
   - Force 2.5GT/s for initial device probe (Ben Dooks)

  Socionext UniPhier Pro5 controller driver:
   - Add NX1 DT binding and driver support (Kunihiko Hayashi)

  Synopsys DesignWare PCIe controller driver:
   - Restore MSI configuration so MSI works after resume (Jisheng
     Zhang)"

* tag 'pci-v5.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (94 commits)
  x86/PCI: Add #includes to asm/pci_x86.h
  PCI: ibmphp: Remove unused assignments
  PCI: cpqphp: Remove unused assignments
  PCI: fu740: Remove unused assignments
  PCI: kirin: Remove unused assignments
  PCI: Remove unused assignments
  PCI: Declare pci_filp_private only when HAVE_PCI_MMAP
  PCI: Avoid broken MSI on SB600 USB devices
  PCI: fu740: Force 2.5GT/s for initial device probe
  PCI: xgene: Revert "PCI: xgene: Fix IB window setup"
  PCI: xgene: Revert "PCI: xgene: Use inbound resources for setup"
  PCI: imx6: Assert i.MX8MM CLKREQ# even if no device present
  PCI: imx6: Invoke the PHY exit function after PHY power off
  PCI: rcar: Use PCI_SET_ERROR_RESPONSE after read which triggered an exception
  PCI: rcar: Finish transition to L1 state in rcar_pcie_config_access()
  PCI: dwc: Restore MSI Receiver mask during resume
  PCI: fu740: Drop redundant '-gpios' from DT GPIO lookup
  PCI/VGA: Replace full MIT license text with SPDX identifier
  PCI/VGA: Use unsigned format string to print lock counts
  PCI/VGA: Log bridge control messages when adding devices
  ...
2022-03-25 13:02:05 -07:00
Linus Torvalds
636f64db07 - More noinstr fixes
- Add an erratum workaround for Intel CPUs which, in certain
 circumstances, end up consuming an unrelated uncorrectable memory error
 when using fast string copy insns
 
 - Remove the MCE tolerance level control as it is not really needed or
 used anymore
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Merge tag 'ras_core_for_v5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull RAS updates from Borislav Petkov:

 - More noinstr fixes

 - Add an erratum workaround for Intel CPUs which, in certain
   circumstances, end up consuming an unrelated uncorrectable memory
   error when using fast string copy insns

 - Remove the MCE tolerance level control as it is not really needed or
   used anymore

* tag 'ras_core_for_v5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mce: Remove the tolerance level control
  x86/mce: Work around an erratum on fast string copy instructions
  x86/mce: Use arch atomic and bit helpers
2022-03-25 12:34:53 -07:00
Linus Torvalds
ebcb577aee gpio updates for v5.18-rc1
- new driver: gpio-en7523
 - dt-bindings: convertion of faraday,ftgpio010 to YAML, new compatible string
   in gpio-vf610 and a bugfix in an example
 - gpiolib core: several improvements and some code shrink
 - documentation: convert all public docs into kerneldoc format
 - set IRQ bus token in gpio-crystalcove (addresses a debugfs issue)
 - add a missing return value check for kstrdup() in gpio-merrifield
 - allow gpio-tps68470 to be built as module
 - more work on limiting usage of of_node in GPIO drivers
 - several sysfs interface improvements
 - use SDPX in gpio-ts4900
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Merge tag 'gpio-updates-for-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio updates from Bartosz Golaszewski:
 "Relatively few updates for this release cycle. We have a single new
  driver and some minor changes in drivers, more work on limiting the
  usage of of_node in drivers and DT updates:

   - new driver: gpio-en7523

   - dt-bindings: convertion of faraday,ftgpio010 to YAML, new
     compatible string in gpio-vf610 and a bugfix in an example

   - gpiolib core: several improvements and some code shrink

   - documentation: convert all public docs into kerneldoc format

   - set IRQ bus token in gpio-crystalcove (addresses a debugfs issue)

   - add a missing return value check for kstrdup() in gpio-merrifield

   - allow gpio-tps68470 to be built as module

   - more work on limiting usage of of_node in GPIO drivers

   - several sysfs interface improvements

   - use SDPX in gpio-ts4900"

* tag 'gpio-updates-for-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpio: ts4900: Use SPDX header
  gpiolib: Use list_first_entry()/list_last_entry()
  gpiolib: sysfs: Simplify edge handling in the code
  gpiolib: sysfs: Move kstrtox() calls outside of the mutex lock
  gpiolib: sysfs: Move sysfs_emit() calls outside of the mutex lock
  gpiolib: make struct comments into real kernel docs
  dt-bindings: gpio: convert faraday,ftgpio01 to yaml
  dt-bindings: gpio: gpio-vf610: Add imx93 compatible string
  gpiolib: Simplify error path in gpiod_get_index() when requesting GPIO
  gpiolib: Use short form of ternary operator in gpiod_get_index()
  gpiolib: Introduce for_each_gpio_desc_with_flag() macro
  gpio: Add support for Airoha EN7523 GPIO controller
  dt-bindings: arm: airoha: Add binding for Airoha GPIO controller
  dt-bindings: gpio: fix gpio-hog example
  gpio: tps68470: Allow building as module
  gpio: tegra: Get rid of duplicate of_node assignment
  gpio: altera-a10sr: Switch to use fwnode instead of of_node
  gpio: merrifield: check the return value of devm_kstrdup()
  gpio: crystalcove: Set IRQ domain bus token to DOMAIN_BUS_WIRED
2022-03-25 12:28:23 -07:00
Linus Torvalds
5e206459f6 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID updates from Jiri Kosina:

 - rework of generic input handling which ultimately makes the
   processing of tablet events more generic and reliable (Benjamin
   Tissoires)

 - fixes for handling unnumbered reports fully correctly in i2c-hid
   (Angela Czubak, Dmitry Torokhov)

 - untangling of intermingled code for sending and handling output
   reports in i2c-hid (Dmitry Torokhov)

 - Apple magic keyboard support improvements for newer models (José
   Expósito)

 - Apple T2 Macs support improvements (Aun-Ali Zaidi, Paul Pawlowski)

 - driver for Razer Blackwidow keyboards (Jelle van der Waa)

 - driver for SiGma Micro keyboards (Desmond Lim)

 - integration of first part of DIGImend patches in order to ultimately
   vastly improve Linux support of tablets (Nikolai Kondrashov, José
   Expósito)

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (55 commits)
  HID: intel-ish-hid: Use dma_alloc_coherent for firmware update
  Input: docs: add more details on the use of BTN_TOOL
  HID: input: accommodate priorities for slotted devices
  HID: input: remove the need for HID_QUIRK_INVERT
  HID: input: enforce Invert usage to be processed before InRange
  HID: core: for input reports, process the usages by priority list
  HID: compute an ordered list of input fields to process
  HID: input: move up out-of-range processing of input values
  HID: input: rework spaghetti code with switch statements
  HID: input: tag touchscreens as such if the physical is not there
  HID: core: split data fetching from processing in hid_input_field()
  HID: core: de-duplicate some code in hid_input_field()
  HID: core: statically allocate read buffers
  HID: uclogic: Support multiple frame input devices
  HID: uclogic: Define report IDs before their descriptors
  HID: uclogic: Put version first in rdesc namespace
  HID: uclogic: Use "frame" instead of "buttonpad"
  HID: uclogic: Use different constants for frame report IDs
  HID: uclogic: Specify total report size to buttonpad macro
  HID: uclogic: Switch to matching subreport bytes
  ...
2022-03-25 12:22:16 -07:00
Linus Torvalds
1464677662 platform-drivers-x86 for v5.18-1
Highlights:
 - new drivers:
   - AMD Host System Management Port (HSMP)
   - Intel Software Defined Silicon
 - removed drivers (functionality folded into other drivers):
   - intel_cht_int33fe_microb
   - surface3_button
 - amd-pmc:
   - s2idle bug-fixes
   - Support for AMD Spill to DRAM STB feature
 - hp-wmi:
   - Fix SW_TABLET_MODE detection method (and other fixes)
   - Support omen thermal profile policy v1
 - serial-multi-instantiate:
   - Add SPI device support
   - Add support for CS35L41 amplifiers used in new laptops
 - think-lmi:
   - syfs-class-firmware-attributes Certificate authentication support
 - thinkpad_acpi:
   - Fixes + quirks
   - Add platform_profile support on AMD based ThinkPads
 - x86-android-tablets
   - Improve Asus ME176C / TF103C support
   - Support Nextbook Ares 8, Lenovo Tab 2 830 and 1050 tablets
 - Lots of various other small fixes and hardware-id additions
 
 The following is an automated git shortlog grouped by driver:
 
 ACPI / scan:
  -  Create platform device for CS35L41
 
 ACPI / x86:
  -  Add support for LPS0 callback handler
 
 ALSA:
  -  hda/realtek: Add support for HP Laptops
 
 Add AMD system management interface:
  - Add AMD system management interface
 
 Add Intel Software Defined Silicon driver:
  - Add Intel Software Defined Silicon driver
 
 Documentation:
  -  syfs-class-firmware-attributes: Lenovo Certificate support
  -  Add x86/amd_hsmp driver
 
 ISST:
  -  Fix possible circular locking dependency detected
 
 Input:
  -  soc_button_array - add support for Microsoft Surface 3 (MSHW0028) buttons
 
 Merge remote-tracking branch 'pdx86/platform-drivers-x86-pinctrl-pmu_clk' into review-hans-gcc12:
  - Merge remote-tracking branch 'pdx86/platform-drivers-x86-pinctrl-pmu_clk' into review-hans-gcc12
 
 Merge tag 'platform-drivers-x86-serial-multi-instantiate-1' into review-hans:
  - Merge tag 'platform-drivers-x86-serial-multi-instantiate-1' into review-hans
 
 Replace acpi_bus_get_device():
  - Replace acpi_bus_get_device()
 
 amd-pmc:
  -  Only report STB errors when STB enabled
  -  Drop CPU QoS workaround
  -  Output error codes in messages
  -  Move to later in the suspend process
  -  Validate entry into the deepest state on resume
  -  uninitialized variable in amd_pmc_s2d_init()
  -  Set QOS during suspend on CZN w/ timer wakeup
  -  Add support for AMD Spill to DRAM STB feature
  -  Correct usage of SMU version
  -  Make amd_pmc_stb_debugfs_fops static
 
 asus-tf103c-dock:
  -  Make 2 global structs static
 
 asus-wmi:
  -  Fix regression when probing for fan curve control
 
 hp-wmi:
  -  support omen thermal profile policy v1
  -  Changing bios_args.data to be dynamically allocated
  -  Fix 0x05 error code reported by several WMI calls
  -  Fix SW_TABLET_MODE detection method
  -  Fix hp_wmi_read_int() reporting error (0x05)
 
 huawei-wmi:
  -  check the return value of device_create_file()
 
 i2c-multi-instantiate:
  -  Rename it for a generic serial driver name
 
 int3472:
  -  Add terminator to gpiod_lookup_table
 
 intel-uncore-freq:
  -  fix uncore_freq_common_init() error codes
 
 intel_cht_int33fe:
  -  Move to intel directory
  -  Drop Lenovo Yogabook YB1-X9x code
  -  Switch to DMI modalias based loading
 
 intel_crystal_cove_charger:
  -  Fix IRQ masking / unmasking
 
 lg-laptop:
  -  Move setting of battery charge limit to common location
 
 pinctrl:
  -  baytrail: Add pinconf group + function for the pmu_clk
 
 platform/dcdbas:
  -  move EXPORT_SYMBOL after function
 
 platform/surface:
  -  Remove Surface 3 Button driver
  -  surface3-wmi: Simplify resource management
  -  Replace acpi_bus_get_device()
  -  Reinstate platform dependency
 
 platform/x86/intel-uncore-freq:
  -  Split common and enumeration part
 
 platform/x86/intel/uncore-freq:
  -  Display uncore current frequency
  -  Use sysfs API to create attributes
  -  Move to uncore-frequency folder
 
 selftests:
  -  sdsi: test sysfs setup
 
 serial-multi-instantiate:
  -  Add SPI support
  -  Reorganize I2C functions
 
 spi:
  -  Add API to count spi acpi resources
  -  Support selection of the index of the ACPI Spi Resource before alloc
  -  Create helper API to lookup ACPI info for spi device
  -  Make spi_alloc_device and spi_add_device public again
 
 surface:
  -  surface3_power: Fix battery readings on batteries without a serial number
 
 think-lmi:
  -  Certificate authentication support
 
 thinkpad_acpi:
  -  consistently check fan_get_status return.
  -  Don't use test_bit on an integer
  -  Fix compiler warning about uninitialized err variable
  -  clean up dytc profile convert
  -  Add PSC mode support
  -  Add dual fan probe
  -  Add dual-fan quirk for T15g (2nd gen)
  -  Fix incorrect use of platform profile on AMD platforms
  -  Add quirk for ThinkPads without a fan
 
 tools arch x86:
  -  Add Intel SDSi provisiong tool
 
 touchscreen_dmi:
  -  Add info for the RWC NANOTE P8 AY07J 2-in-1
 
 x86-android-tablets:
  -  Depend on EFI and SPI
  -  Lenovo Yoga Tablet 2 830/1050 sound support
  -  Workaround Lenovo Yoga Tablet 2 830/1050 poweroff hang
  -  Add Lenovo Yoga Tablet 2 830 / 1050 data
  -  Fix EBUSY error when requesting IOAPIC IRQs
  -  Minor charger / fuel-gauge improvements
  -  Add Nextbook Ares 8 data
  -  Add IRQ to Asus ME176C accelerometer info
  -  Add lid-switch gpio-keys pdev to Asus ME176C + TF103C
  -  Add x86_android_tablet_get_gpiod() helper
  -  Add Asus ME176C/TF103C charger and fuelgauge props
  -  Add battery swnode support
  -  Trivial typo fix for MODULE_AUTHOR
  -  Fix the buttons on CZC P10T tablet
  -  Constify the gpiod_lookup_tables arrays
  -  Add an init() callback to struct x86_dev_info
  -  Add support for disabling ACPI _AEI handlers
  -  Correct crystal_cove_charger module name
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Merge tag 'platform-drivers-x86-v5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:
  "New drivers:
    - AMD Host System Management Port (HSMP)
    - Intel Software Defined Silicon

  Removed drivers (functionality folded into other drivers):
    - intel_cht_int33fe_microb
    - surface3_button

  amd-pmc:
    - s2idle bug-fixes
    - Support for AMD Spill to DRAM STB feature

  hp-wmi:
    - Fix SW_TABLET_MODE detection method (and other fixes)
    - Support omen thermal profile policy v1

  serial-multi-instantiate:
    - Add SPI device support
    - Add support for CS35L41 amplifiers used in new laptops

  think-lmi:
    - syfs-class-firmware-attributes Certificate authentication support

  thinkpad_acpi:
    - Fixes + quirks
    - Add platform_profile support on AMD based ThinkPads

  x86-android-tablets:
    - Improve Asus ME176C / TF103C support
    - Support Nextbook Ares 8, Lenovo Tab 2 830 and 1050 tablets

  Lots of various other small fixes and hardware-id additions"

* tag 'platform-drivers-x86-v5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (60 commits)
  platform/x86: think-lmi: Certificate authentication support
  Documentation: syfs-class-firmware-attributes: Lenovo Certificate support
  platform/x86: amd-pmc: Only report STB errors when STB enabled
  platform/x86: amd-pmc: Drop CPU QoS workaround
  platform/x86: amd-pmc: Output error codes in messages
  platform/x86: amd-pmc: Move to later in the suspend process
  ACPI / x86: Add support for LPS0 callback handler
  platform/x86: thinkpad_acpi: consistently check fan_get_status return.
  platform/x86: hp-wmi: support omen thermal profile policy v1
  platform/x86: hp-wmi: Changing bios_args.data to be dynamically allocated
  platform/x86: hp-wmi: Fix 0x05 error code reported by several WMI calls
  platform/x86: hp-wmi: Fix SW_TABLET_MODE detection method
  platform/x86: hp-wmi: Fix hp_wmi_read_int() reporting error (0x05)
  platform/x86: amd-pmc: Validate entry into the deepest state on resume
  platform/x86: thinkpad_acpi: Don't use test_bit on an integer
  platform/x86: thinkpad_acpi: Fix compiler warning about uninitialized err variable
  platform/x86: thinkpad_acpi: clean up dytc profile convert
  platform/x86: x86-android-tablets: Depend on EFI and SPI
  platform/x86: amd-pmc: uninitialized variable in amd_pmc_s2d_init()
  platform/x86: intel-uncore-freq: fix uncore_freq_common_init() error codes
  ...
2022-03-25 12:14:39 -07:00
Linus Torvalds
50560ce6a0 Kbuild -std=gnu11 updates for v5.18
Linus pointed out the benefits of C99 some years ago, especially variable
 declarations in loops [1]. At that time, we were not ready for the
 migration due to old compilers.
 
 Recently, Jakob Koschel reported a bug in list_for_each_entry(), which
 leaks the invalid pointer out of the loop [2]. In the discussion, we
 agreed that the time had come. Now that GCC 5.1 is the minimum compiler
 version, there is nothing to prevent us from going to -std=gnu99, or even
 straight to -std=gnu11.
 
 Discussions for a better list iterator implementation are ongoing, but
 this patch set must land first.
 
 [1] https://lore.kernel.org/all/CAHk-=wgr12JkKmRd21qh-se-_Gs69kbPgR9x4C+Es-yJV2GLkA@mail.gmail.com/
 [2] https://lore.kernel.org/lkml/86C4CE7D-6D93-456B-AA82-F8ADEACA40B7@gmail.com/
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Merge tag 'kbuild-gnu11-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild update for C11 language base from Masahiro Yamada:
 "Kbuild -std=gnu11 updates for v5.18

  Linus pointed out the benefits of C99 some years ago, especially
  variable declarations in loops [1]. At that time, we were not ready
  for the migration due to old compilers.

  Recently, Jakob Koschel reported a bug in list_for_each_entry(), which
  leaks the invalid pointer out of the loop [2]. In the discussion, we
  agreed that the time had come. Now that GCC 5.1 is the minimum
  compiler version, there is nothing to prevent us from going to
  -std=gnu99, or even straight to -std=gnu11.

  Discussions for a better list iterator implementation are ongoing, but
  this patch set must land first"

[1] https://lore.kernel.org/all/CAHk-=wgr12JkKmRd21qh-se-_Gs69kbPgR9x4C+Es-yJV2GLkA@mail.gmail.com/
[2] https://lore.kernel.org/lkml/86C4CE7D-6D93-456B-AA82-F8ADEACA40B7@gmail.com/

* tag 'kbuild-gnu11-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  Kbuild: use -std=gnu11 for KBUILD_USERCFLAGS
  Kbuild: move to -std=gnu11
  Kbuild: use -Wdeclaration-after-statement
  Kbuild: add -Wno-shift-negative-value where -Wextra is used
2022-03-25 11:48:01 -07:00
Namhyung Kim
4bd9cab59f perf lock: Add -F/--field option to control output
The -F/--field option is to customize the list of fields to output:

  $ perf lock report -F contended,wait_max -k avg_wait
                  Name  contended   max wait (ns)   avg wait (ns)

        slock-AF_INET6          1           23543           23543
     &lruvec->lru_lock          5           18317           11254
        slock-AF_INET6          1           10379           10379
            rcu_node_1          1            2104            2104
   &dentry->d_lockr...          1            1844            1844
   &dentry->d_lockr...          1            1672            1672
      &newf->file_lock         15            2279            1025
   &dentry->d_lockr...          1             792             792

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220323230259.288494-3-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-25 15:24:50 -03:00
Namhyung Kim
64999e4402 perf lock: Extend struct lock_key to have print function
And use it to print output for each key field.  No functional change
intended and the output should be identical.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220323230259.288494-2-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-25 15:24:16 -03:00
Namhyung Kim
67b61f59a6 perf lock: Add --synth=no option for record
The perf lock command has nothing to symbolize and lock names come
from the tracepoint.  Moreover, kernel symbols are available even the
--synth=no option is given.

This will reduce the startup time by avoiding unnecessary synthesis.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220323230259.288494-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-03-25 15:24:03 -03:00
Linus Torvalds
29c8c18363 Merge branch 'akpm' (patches from Andrew)
Merge yet more updates from Andrew Morton:
 "This is the material which was staged after willystuff in linux-next.

  Subsystems affected by this patch series: mm (debug, selftests,
  pagecache, thp, rmap, migration, kasan, hugetlb, pagemap, madvise),
  and selftests"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (113 commits)
  selftests: kselftest framework: provide "finished" helper
  mm: madvise: MADV_DONTNEED_LOCKED
  mm: fix race between MADV_FREE reclaim and blkdev direct IO read
  mm: generalize ARCH_HAS_FILTER_PGPROT
  mm: unmap_mapping_range_tree() with i_mmap_rwsem shared
  mm: warn on deleting redirtied only if accounted
  mm/huge_memory: remove stale locking logic from __split_huge_pmd()
  mm/huge_memory: remove stale page_trans_huge_mapcount()
  mm/swapfile: remove stale reuse_swap_page()
  mm/khugepaged: remove reuse_swap_page() usage
  mm/huge_memory: streamline COW logic in do_huge_pmd_wp_page()
  mm: streamline COW logic in do_swap_page()
  mm: slightly clarify KSM logic in do_swap_page()
  mm: optimize do_wp_page() for fresh pages in local LRU pagevecs
  mm: optimize do_wp_page() for exclusive pages in the swapcache
  mm/huge_memory: make is_transparent_hugepage() static
  userfaultfd/selftests: enable hugetlb remap and remove event testing
  selftests/vm: add hugetlb madvise MADV_DONTNEED MADV_REMOVE test
  mm: enable MADV_DONTNEED for hugetlb mappings
  kasan: disable LOCKDEP when printing reports
  ...
2022-03-25 10:21:20 -07:00
Linus Torvalds
aa5b537b0e RISC-V Patches for the 5.18 Merge Window, Part 1
* Support for Sv57-based virtual memory.
 * Various improvements for the MicroChip PolarFire SOC and the
   associated Icicle dev board, which should allow upstream kernels to
   boot without any additional modifications.
 * An improved memmove() implementation.
 * Support for the new Ssconfpmf and SBI PMU extensions, which allows for
   a much more useful perf implementation on RISC-V systems.
 * Support for restartable sequences.
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Merge tag 'riscv-for-linus-5.18-mw0' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V updates from Palmer Dabbelt:

 - Support for Sv57-based virtual memory.

 - Various improvements for the MicroChip PolarFire SOC and the
   associated Icicle dev board, which should allow upstream kernels to
   boot without any additional modifications.

 - An improved memmove() implementation.

 - Support for the new Ssconfpmf and SBI PMU extensions, which allows
   for a much more useful perf implementation on RISC-V systems.

 - Support for restartable sequences.

* tag 'riscv-for-linus-5.18-mw0' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (36 commits)
  rseq/selftests: Add support for RISC-V
  RISC-V: Add support for restartable sequence
  MAINTAINERS: Add entry for RISC-V PMU drivers
  Documentation: riscv: Remove the old documentation
  RISC-V: Add sscofpmf extension support
  RISC-V: Add perf platform driver based on SBI PMU extension
  RISC-V: Add RISC-V SBI PMU extension definitions
  RISC-V: Add a simple platform driver for RISC-V legacy perf
  RISC-V: Add a perf core library for pmu drivers
  RISC-V: Add CSR encodings for all HPMCOUNTERS
  RISC-V: Remove the current perf implementation
  RISC-V: Improve /proc/cpuinfo output for ISA extensions
  RISC-V: Do no continue isa string parsing without correct XLEN
  RISC-V: Implement multi-letter ISA extension probing framework
  RISC-V: Extract multi-letter extension names from "riscv, isa"
  RISC-V: Minimal parser for "riscv, isa" strings
  RISC-V: Correctly print supported extensions
  riscv: Fixed misaligned memory access. Fixed pointer comparison.
  MAINTAINERS: update riscv/microchip entry
  riscv: dts: microchip: add new peripherals to icicle kit device tree
  ...
2022-03-25 10:11:38 -07:00
Linus Torvalds
d710d370c4 s390 updates for the 5.18 merge window
- Raise minimum supported machine generation to z10, which comes with
   various cleanups and code simplifications (usercopy/spectre
   mitigation/etc).
 
 - Rework extables and get rid of anonymous out-of-line fixups.
 
 - Page table helpers cleanup. Add set_pXd()/set_pte() helper
   functions. Covert pte_val()/pXd_val() macros to functions.
 
 - Optimize kretprobe handling by avoiding extra kprobe on
   __kretprobe_trampoline.
 
 - Add support for CEX8 crypto cards.
 
 - Allow to trigger AP bus rescan via writing to /sys/bus/ap/scans.
 
 - Add CONFIG_EXPOLINE_EXTERN option to build the kernel without COMDAT
   group sections which simplifies kpatch support.
 
 - Always use the packed stack layout and extend kernel unwinder tests.
 
 - Add sanity checks for ftrace code patching.
 
 - Add s390dbf debug log for the vfio_ap device driver.
 
 - Various virtual vs physical address confusion fixes.
 
 - Various small fixes and improvements all over the code.
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Merge tag 's390-5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 updates from Vasily Gorbik:

 - Raise minimum supported machine generation to z10, which comes with
   various cleanups and code simplifications (usercopy/spectre
   mitigation/etc).

 - Rework extables and get rid of anonymous out-of-line fixups.

 - Page table helpers cleanup. Add set_pXd()/set_pte() helper functions.
   Covert pte_val()/pXd_val() macros to functions.

 - Optimize kretprobe handling by avoiding extra kprobe on
   __kretprobe_trampoline.

 - Add support for CEX8 crypto cards.

 - Allow to trigger AP bus rescan via writing to /sys/bus/ap/scans.

 - Add CONFIG_EXPOLINE_EXTERN option to build the kernel without COMDAT
   group sections which simplifies kpatch support.

 - Always use the packed stack layout and extend kernel unwinder tests.

 - Add sanity checks for ftrace code patching.

 - Add s390dbf debug log for the vfio_ap device driver.

 - Various virtual vs physical address confusion fixes.

 - Various small fixes and improvements all over the code.

* tag 's390-5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (69 commits)
  s390/test_unwind: add kretprobe tests
  s390/kprobes: Avoid additional kprobe in kretprobe handling
  s390: convert ".insn" encoding to instruction names
  s390: assume stckf is always present
  s390/nospec: move to single register thunks
  s390: raise minimum supported machine generation to z10
  s390/uaccess: Add copy_from/to_user_key functions
  s390/nospec: align and size extern thunks
  s390/nospec: add an option to use thunk-extern
  s390/nospec: generate single register thunks if possible
  s390/pci: make zpci_set_irq()/zpci_clear_irq() static
  s390: remove unused expoline to BC instructions
  s390/irq: use assignment instead of cast
  s390/traps: get rid of magic cast for per code
  s390/traps: get rid of magic cast for program interruption code
  s390/signal: fix typo in comments
  s390/asm-offsets: remove unused defines
  s390/test_unwind: avoid build warning with W=1
  s390: remove .fixup section
  s390/bpf: encode register within extable entry
  ...
2022-03-25 10:01:34 -07:00
Linus Torvalds
744465da70 Xtensa updates for v5.18
- remove dependency on the compiler's libgcc
 - allow selection of internal kernel ABI via Kconfig
 - enable compiler plugins support for gcc-12 or newer
 - various minor cleanups and fixes
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Merge tag 'xtensa-20220325' of https://github.com/jcmvbkbc/linux-xtensa

Pull Xtensa updates from Max Filippov:

 - remove dependency on the compiler's libgcc

 - allow selection of internal kernel ABI via Kconfig

 - enable compiler plugins support for gcc-12 or newer

 - various minor cleanups and fixes

* tag 'xtensa-20220325' of https://github.com/jcmvbkbc/linux-xtensa:
  xtensa: define update_mmu_tlb function
  xtensa: fix xtensa_wsr always writing 0
  xtensa: enable plugin support
  xtensa: clean up kernel exit assembly code
  xtensa: rearrange NMI exit path
  xtensa: merge stack alignment definitions
  xtensa: fix DTC warning unit_address_format
  xtensa: fix stop_machine_cpuslocked call in patch_text
  xtensa: make secondary reset vector support conditional
  xtensa: add kernel ABI selection to Kconfig
  xtensa: don't link with libgcc
  xtensa: add helpers for division, remainder and shifts
  xtensa: add missing XCHAL_HAVE_WINDOWED check
  xtensa: use XCHAL_NUM_AREGS as pt_regs::areg size
  xtensa: rename PT_SIZE to PT_KERNEL_SIZE
  xtensa: Remove unused early_read_config_byte() et al declarations
  xtensa: use strscpy to copy strings
  net: xtensa: use strscpy to copy strings
2022-03-25 09:49:39 -07:00
Linus Torvalds
1f1c153e40 powerpc updates for 5.18
- Enforce kernel RO, and implement STRICT_MODULE_RWX for 603.
 
  - Add support for livepatch to 32-bit.
 
  - Implement CONFIG_DYNAMIC_FTRACE_WITH_ARGS.
 
  - Merge vdso64 and vdso32 into a single directory.
 
  - Fix build errors with newer binutils.
 
  - Add support for UADDR64 relocations, which are emitted by some toolchains. This allows
    powerpc to build with the latest lld.
 
  - Fix (another) potential userspace r13 corruption in transactional memory handling.
 
  - Cleanups of function descriptor handling & related fixes to LKDTM.
 
 Thanks to: Abdul Haleem, Alexey Kardashevskiy, Anders Roxell, Aneesh Kumar K.V, Anton
 Blanchard, Arnd Bergmann, Athira Rajeev, Bhaskar Chowdhury, Cédric Le Goater, Chen
 Jingwen, Christophe JAILLET, Christophe Leroy, Corentin Labbe, Daniel Axtens, Daniel
 Henrique Barboza, David Dai, Fabiano Rosas, Ganesh Goudar, Guo Zhengkui, Hangyu Hua, Haren
 Myneni, Hari Bathini, Igor Zhbanov, Jakob Koschel, Jason Wang, Jeremy Kerr, Joachim
 Wiberg, Jordan Niethe, Julia Lawall, Kajol Jain, Kees Cook, Laurent Dufour, Madhavan
 Srinivasan, Mamatha Inamdar, Maxime Bizon, Maxim Kiselev, Maxim Kochetkov, Michal
 Suchanek, Nageswara R Sastry, Nathan Lynch, Naveen N. Rao, Nicholas Piggin, Nour-eddine
 Taleb, Paul Menzel, Ping Fang, Pratik R. Sampat, Randy Dunlap, Ritesh Harjani, Rohan
 McLure, Russell Currey, Sachin Sant, Segher Boessenkool, Shivaprasad G Bhat, Sourabh Jain,
 Thierry Reding, Tobias Waldekranz, Tyrel Datwyler, Vaibhav Jain, Vladimir Oltean, Wedson
 Almeida Filho, YueHaibing.
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Merge tag 'powerpc-5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:
 "Livepatch support for 32-bit is probably the standout new feature,
  otherwise mostly just lots of bits and pieces all over the board.

  There's a series of commits cleaning up function descriptor handling,
  which touches a few other arches as well as LKDTM. It has acks from
  Arnd, Kees and Helge.

  Summary:

   - Enforce kernel RO, and implement STRICT_MODULE_RWX for 603.

   - Add support for livepatch to 32-bit.

   - Implement CONFIG_DYNAMIC_FTRACE_WITH_ARGS.

   - Merge vdso64 and vdso32 into a single directory.

   - Fix build errors with newer binutils.

   - Add support for UADDR64 relocations, which are emitted by some
     toolchains. This allows powerpc to build with the latest lld.

   - Fix (another) potential userspace r13 corruption in transactional
     memory handling.

   - Cleanups of function descriptor handling & related fixes to LKDTM.

  Thanks to Abdul Haleem, Alexey Kardashevskiy, Anders Roxell, Aneesh
  Kumar K.V, Anton Blanchard, Arnd Bergmann, Athira Rajeev, Bhaskar
  Chowdhury, Cédric Le Goater, Chen Jingwen, Christophe JAILLET,
  Christophe Leroy, Corentin Labbe, Daniel Axtens, Daniel Henrique
  Barboza, David Dai, Fabiano Rosas, Ganesh Goudar, Guo Zhengkui, Hangyu
  Hua, Haren Myneni, Hari Bathini, Igor Zhbanov, Jakob Koschel, Jason
  Wang, Jeremy Kerr, Joachim Wiberg, Jordan Niethe, Julia Lawall, Kajol
  Jain, Kees Cook, Laurent Dufour, Madhavan Srinivasan, Mamatha Inamdar,
  Maxime Bizon, Maxim Kiselev, Maxim Kochetkov, Michal Suchanek,
  Nageswara R Sastry, Nathan Lynch, Naveen N. Rao, Nicholas Piggin,
  Nour-eddine Taleb, Paul Menzel, Ping Fang, Pratik R. Sampat, Randy
  Dunlap, Ritesh Harjani, Rohan McLure, Russell Currey, Sachin Sant,
  Segher Boessenkool, Shivaprasad G Bhat, Sourabh Jain, Thierry Reding,
  Tobias Waldekranz, Tyrel Datwyler, Vaibhav Jain, Vladimir Oltean,
  Wedson Almeida Filho, and YueHaibing"

* tag 'powerpc-5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (179 commits)
  powerpc/pseries: Fix use after free in remove_phb_dynamic()
  powerpc/time: improve decrementer clockevent processing
  powerpc/time: Fix KVM host re-arming a timer beyond decrementer range
  powerpc/tm: Fix more userspace r13 corruption
  powerpc/xive: fix return value of __setup handler
  powerpc/64: Add UADDR64 relocation support
  powerpc: 8xx: fix a return value error in mpc8xx_pic_init
  powerpc/ps3: remove unneeded semicolons
  powerpc/64: Force inlining of prevent_user_access() and set_kuap()
  powerpc/bitops: Force inlining of fls()
  powerpc: declare unmodified attribute_group usages const
  powerpc/spufs: Fix build warning when CONFIG_PROC_FS=n
  powerpc/secvar: fix refcount leak in format_show()
  powerpc/64e: Tie PPC_BOOK3E_64 to PPC_FSL_BOOK3E
  powerpc: Move C prototypes out of asm-prototypes.h
  powerpc/kexec: Declare kexec_paca static
  powerpc/smp: Declare current_set static
  powerpc: Cleanup asm-prototypes.c
  powerpc/ftrace: Use STK_GOT in ftrace_mprofile.S
  powerpc/ftrace: Regroup PPC64 specific operations in ftrace_mprofile.S
  ...
2022-03-25 09:39:36 -07:00
Linus Torvalds
9a8b3d5f71 - added support for QCN550x (ath79)
- enabled KCSAN
 - removed TX39XX support
 - various cleanups and fixes
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Merge tag 'mips_5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Thomas Bogendoerfer:

 - added support for QCN550x (ath79)

 - enabled KCSAN

 - removed TX39XX support

 - various cleanups and fixes

* tag 'mips_5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (31 commits)
  MIPS: Fix build error for loongson64 and sgi-ip27
  MIPS: ingenic: correct unit node address
  MIPS: Fix wrong comments in asm/prom.h
  MIPS: Remove redundant definitions of device_tree_init()
  MIPS: Remove redundant check in device_tree_init()
  MIPS: pgalloc: fix memory leak caused by pgd_free()
  MIPS: RB532: fix return value of __setup handler
  MIPS: Only use current_stack_pointer on GCC
  MIPS: boot/compressed: Use array reference for image bounds
  mips: cdmm: Fix refcount leak in mips_cdmm_phys_base
  mips: remove reference to "newer Loongson-3"
  mips: Always permit to build u-boot images
  MIPS: Sanitise Cavium switch cases in TLB handler synthesizers
  DEC: Limit PMAX memory probing to R3k systems
  mips: DEC: honor CONFIG_MIPS_FP_SUPPORT=n
  MIPS: fix fortify panic when copying asm exception handlers
  mips: ralink: fix a refcount leak in ill_acc_of_setup()
  mips: Implement "current_stack_pointer"
  MIPS: Remove TX39XX support
  MIPS: Modernize READ_IMPLIES_EXEC
  ...
2022-03-25 09:35:19 -07:00
Andreas Gruenbacher
631f871f07 fs/iomap: Fix buffered write page prefaulting
When part of the user buffer passed to generic_perform_write() or
iomap_file_buffered_write() cannot be faulted in for reading, the entire
write currently fails.  The correct behavior would be to write all the
data that can be written, up to the point of failure.

Commit a6294593e8 ("iov_iter: Turn iov_iter_fault_in_readable into
fault_in_iov_iter_readable") gave us the information needed, so fix the
page prefaulting in generic_perform_write() and iomap_write_iter() to
only bail out when no pages could be faulted in.

We already factor in that pages that are faulted in may no longer be
resident by the time they are accessed.  Paging out pages has the same
effect as not faulting in those pages in the first place, so the code
can already deal with that.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
2022-03-25 15:14:03 +01:00
Linus Torvalds
34af78c4e6 IOMMU Updates for Linux v5.18
Including:
 
 	- IOMMU Core changes:
 	  - Removal of aux domain related code as it is basically dead
 	    and will be replaced by iommu-fd framework
 	  - Split of iommu_ops to carry domain-specific call-backs
 	    separatly
 	  - Cleanup to remove useless ops->capable implementations
 	  - Improve 32-bit free space estimate in iova allocator
 
 	- Intel VT-d updates:
 	  - Various cleanups of the driver
 	  - Support for ATS of SoC-integrated devices listed in
 	    ACPI/SATC table
 
 	- ARM SMMU updates:
 	  - Fix SMMUv3 soft lockup during continuous stream of events
 	  - Fix error path for Qualcomm SMMU probe()
 	  - Rework SMMU IRQ setup to prepare the ground for PMU support
 	  - Minor cleanups and refactoring
 
 	- AMD IOMMU driver:
 	  - Some minor cleanups and error-handling fixes
 
 	- Rockchip IOMMU driver:
 	  - Use standard driver registration
 
 	- MSM IOMMU driver:
 	  - Minor cleanup and change to standard driver registration
 
 	- Mediatek IOMMU driver:
 	  - Fixes for IOTLB flushing logic
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Merge tag 'iommu-updates-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - IOMMU Core changes:
      - Removal of aux domain related code as it is basically dead and
        will be replaced by iommu-fd framework
      - Split of iommu_ops to carry domain-specific call-backs separatly
      - Cleanup to remove useless ops->capable implementations
      - Improve 32-bit free space estimate in iova allocator

 - Intel VT-d updates:
      - Various cleanups of the driver
      - Support for ATS of SoC-integrated devices listed in ACPI/SATC
        table

 - ARM SMMU updates:
      - Fix SMMUv3 soft lockup during continuous stream of events
      - Fix error path for Qualcomm SMMU probe()
      - Rework SMMU IRQ setup to prepare the ground for PMU support
      - Minor cleanups and refactoring

 - AMD IOMMU driver:
      - Some minor cleanups and error-handling fixes

 - Rockchip IOMMU driver:
      - Use standard driver registration

 - MSM IOMMU driver:
      - Minor cleanup and change to standard driver registration

 - Mediatek IOMMU driver:
      - Fixes for IOTLB flushing logic

* tag 'iommu-updates-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (47 commits)
  iommu/amd: Improve amd_iommu_v2_exit()
  iommu/amd: Remove unused struct fault.devid
  iommu/amd: Clean up function declarations
  iommu/amd: Call memunmap in error path
  iommu/arm-smmu: Account for PMU interrupts
  iommu/vt-d: Enable ATS for the devices in SATC table
  iommu/vt-d: Remove unused function intel_svm_capable()
  iommu/vt-d: Add missing "__init" for rmrr_sanity_check()
  iommu/vt-d: Move intel_iommu_ops to header file
  iommu/vt-d: Fix indentation of goto labels
  iommu/vt-d: Remove unnecessary prototypes
  iommu/vt-d: Remove unnecessary includes
  iommu/vt-d: Remove DEFER_DEVICE_DOMAIN_INFO
  iommu/vt-d: Remove domain and devinfo mempool
  iommu/vt-d: Remove iova_cache_get/put()
  iommu/vt-d: Remove finding domain in dmar_insert_one_dev_info()
  iommu/vt-d: Remove intel_iommu::domains
  iommu/mediatek: Always tlb_flush_all when each PM resume
  iommu/mediatek: Add tlb_lock in tlb_flush_all
  iommu/mediatek: Remove the power status checking in tlb flush all
  ...
2022-03-24 19:48:57 -07:00
Linus Torvalds
6f2689a766 SCSI misc on 20220324
This series consists of the usual driver updates (qla2xxx, pm8001,
 libsas, smartpqi, scsi_debug, lpfc, iscsi, mpi3mr) plus minor updates
 and bug fixes.  The high blast radius core update is the removal of
 write same, which affects block and several non-SCSI devices.  The
 other big change, which is more local, is the removal of the SCSI
 pointer.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This series consists of the usual driver updates (qla2xxx, pm8001,
  libsas, smartpqi, scsi_debug, lpfc, iscsi, mpi3mr) plus minor updates
  and bug fixes.

  The high blast radius core update is the removal of write same, which
  affects block and several non-SCSI devices. The other big change,
  which is more local, is the removal of the SCSI pointer"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (281 commits)
  scsi: scsi_ioctl: Drop needless assignment in sg_io()
  scsi: bsg: Drop needless assignment in scsi_bsg_sg_io_fn()
  scsi: lpfc: Copyright updates for 14.2.0.0 patches
  scsi: lpfc: Update lpfc version to 14.2.0.0
  scsi: lpfc: SLI path split: Refactor BSG paths
  scsi: lpfc: SLI path split: Refactor Abort paths
  scsi: lpfc: SLI path split: Refactor SCSI paths
  scsi: lpfc: SLI path split: Refactor CT paths
  scsi: lpfc: SLI path split: Refactor misc ELS paths
  scsi: lpfc: SLI path split: Refactor VMID paths
  scsi: lpfc: SLI path split: Refactor FDISC paths
  scsi: lpfc: SLI path split: Refactor LS_RJT paths
  scsi: lpfc: SLI path split: Refactor LS_ACC paths
  scsi: lpfc: SLI path split: Refactor the RSCN/SCR/RDF/EDC/FARPR paths
  scsi: lpfc: SLI path split: Refactor PLOGI/PRLI/ADISC/LOGO paths
  scsi: lpfc: SLI path split: Refactor base ELS paths and the FLOGI path
  scsi: lpfc: SLI path split: Introduce lpfc_prep_wqe
  scsi: lpfc: SLI path split: Refactor fast and slow paths to native SLI4
  scsi: lpfc: SLI path split: Refactor lpfc_iocbq
  scsi: lpfc: Use kcalloc()
  ...
2022-03-24 19:37:53 -07:00
Linus Torvalds
b1f8ccdaae - Significant refactoring and fixing of how DM core does bio-based IO
accounting with focus on fixing wildly inaccurate IO stats for
   dm-crypt (and other DM targets that defer bio submission in their
   own workqueues). End result is proper IO accounting, made possible
   by targets being updated to use the new dm_submit_bio_remap()
   interface.
 
 - Add hipri bio polling support (REQ_POLLED) to bio-based DM.
 
 - Reduce dm_io and dm_target_io structs so that a single dm_io (which
   contains dm_target_io and first clone bio) weighs in at 256 bytes.
   For reference the bio struct is 128 bytes.
 
 - Various other small cleanups, fixes or improvements in DM core and
   targets.
 
 - Update MAINTAINERS with my kernel.org email address to allow
   distinction between my "upstream" and "Red" Hats.
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Merge tag 'for-5.18/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper updates from Mike Snitzer:

 - Significant refactoring and fixing of how DM core does bio-based IO
   accounting with focus on fixing wildly inaccurate IO stats for
   dm-crypt (and other DM targets that defer bio submission in their own
   workqueues). End result is proper IO accounting, made possible by
   targets being updated to use the new dm_submit_bio_remap() interface.

 - Add hipri bio polling support (REQ_POLLED) to bio-based DM.

 - Reduce dm_io and dm_target_io structs so that a single dm_io (which
   contains dm_target_io and first clone bio) weighs in at 256 bytes.
   For reference the bio struct is 128 bytes.

 - Various other small cleanups, fixes or improvements in DM core and
   targets.

 - Update MAINTAINERS with my kernel.org email address to allow
   distinction between my "upstream" and "Red" Hats.

* tag 'for-5.18/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: (46 commits)
  dm: consolidate spinlocks in dm_io struct
  dm: reduce size of dm_io and dm_target_io structs
  dm: switch dm_target_io booleans over to proper flags
  dm: switch dm_io booleans over to proper flags
  dm: update email address in MAINTAINERS
  dm: return void from __send_empty_flush
  dm: factor out dm_io_complete
  dm cache: use dm_submit_bio_remap
  dm: simplify dm_sumbit_bio_remap interface
  dm thin: use dm_submit_bio_remap
  dm: add WARN_ON_ONCE to dm_submit_bio_remap
  dm: support bio polling
  block: add ->poll_bio to block_device_operations
  dm mpath: use DMINFO instead of printk with KERN_INFO
  dm: stop using bdevname
  dm-zoned: remove the ->name field in struct dmz_dev
  dm: remove unnecessary local variables in __bind
  dm: requeue IO if mapping table not yet available
  dm io: remove stale comment block for dm_io()
  dm thin metadata: remove unused dm_thin_remove_block and __remove
  ...
2022-03-24 19:25:24 -07:00
Linus Torvalds
2dacc1e57b v5.18 merge window pull request
Patchces for the merge window:
 
 - Minor bug fixes in mlx5, mthca, pvrdma, rtrs, mlx4, hfi1, hns
 
 - Minor cleanups: coding style, useless includes and documentation
 
 - Reorganize how multicast processing works in rxe
 
 - Replace a red/black tree with xarray in rxe which improves performance
 
 - DSCP support and HW address handle re-use in irdma
 
 - Simplify the mailbox command handling in hns
 
 - Simplify iser now that FMR is eliminated
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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:

 - Minor bug fixes in mlx5, mthca, pvrdma, rtrs, mlx4, hfi1, hns

 - Minor cleanups: coding style, useless includes and documentation

 - Reorganize how multicast processing works in rxe

 - Replace a red/black tree with xarray in rxe which improves performance

 - DSCP support and HW address handle re-use in irdma

 - Simplify the mailbox command handling in hns

 - Simplify iser now that FMR is eliminated

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (93 commits)
  RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()
  IB/iser: Fix error flow in case of registration failure
  IB/iser: Generalize map/unmap dma tasks
  IB/iser: Use iser_fr_desc as registration context
  IB/iser: Remove iser_reg_data_sg helper function
  RDMA/rxe: Use standard names for ref counting
  RDMA/rxe: Replace red-black trees by xarrays
  RDMA/rxe: Shorten pool names in rxe_pool.c
  RDMA/rxe: Move max_elem into rxe_type_info
  RDMA/rxe: Replace obj by elem in declaration
  RDMA/rxe: Delete _locked() APIs for pool objects
  RDMA/rxe: Reverse the sense of RXE_POOL_NO_ALLOC
  RDMA/rxe: Replace mr by rkey in responder resources
  RDMA/rxe: Fix ref error in rxe_av.c
  RDMA/hns: Use the reserved loopback QPs to free MR before destroying MPT
  RDMA/irdma: Add support for address handle re-use
  RDMA/qib: Fix typos in comments
  RDMA/mlx5: Fix memory leak in error flow for subscribe event routine
  Revert "RDMA/core: Fix ib_qp_usecnt_dec() called when error"
  RDMA/rxe: Remove useless argument for update_state()
  ...
2022-03-24 19:17:39 -07:00