Commit Graph

1275463 Commits

Author SHA1 Message Date
Linus Torvalds
fa3889d970 user-event updates for v6.10:
- Minor update to the user_events interface
   The ABI of creating a user event states that the fields
   are separated by semicolons, and spaces should be ignored.
   But the parsing expected at least one space to be there (which was incorrect).
   Fix the reading of the string to handle fields separated by
   semicolons but no space between them.
 
   This does extend the API sightly as now "field;field" will now be
   parsed and not cause an error. But it should not cause any regressions
   as no logic should expect it to fail.
 
   Note, that the logic that parses the event fields to create the
   trace_event works with no spaces after the semi-colon. It is
   the logic that tests against existing events that is inconsistent.
   This causes registering an event without using spaces to succeed
   if it doesn't exist, but makes the same call that tries to register
   to the same event, but doesn't use spaces, fail.
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Merge tag 'trace-user-events-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull tracing user-event updates from Steven Rostedt:

 - Minor update to the user_events interface

  The ABI of creating a user event states that the fields are separated
  by semicolons, and spaces should be ignored.

  But the parsing expected at least one space to be there (which was
  incorrect). Fix the reading of the string to handle fields separated
  by semicolons but no space between them.

  This does extend the API sightly as now "field;field" will now be
  parsed and not cause an error. But it should not cause any regressions
  as no logic should expect it to fail.

  Note, that the logic that parses the event fields to create the
  trace_event works with no spaces after the semi-colon. It is
  the logic that tests against existing events that is inconsistent.
  This causes registering an event without using spaces to succeed
  if it doesn't exist, but makes the same call that tries to register
  to the same event, but doesn't use spaces, fail.

* tag 'trace-user-events-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  selftests/user_events: Add non-spacing separator check
  tracing/user_events: Fix non-spaced field matching
2024-05-17 18:46:30 -07:00
Linus Torvalds
53683e4080 tracing ring buffer updates for v6.10:
- Add ring_buffer memory mappings
 
   The tracing ring buffer was created based on being mostly used with the
   splice system call. It is broken up into page ordered sub-buffers and the
   reader swaps a new sub-buffer with an existing sub-buffer that's part
   of the write buffer. It then has total access to the swapped out
   sub-buffer and can do copyless movements of the memory into other mediums
   (file system, network, etc).
 
   The buffer is great for passing around the ring buffer contents in the
   kernel, but is not so good for when the consumer is the user space task
   itself.
 
   A new interface is added that allows user space to memory map the ring
   buffer. It will get all the write sub-buffers as well as reader sub-buffer
   (that is not written to). It can send an ioctl to change which sub-buffer
   is the new reader sub-buffer.
 
   The ring buffer is read only to user space. It only needs to call the
   ioctl when it is finished with a sub-buffer and needs a new sub-buffer
   that the writer will not write over.
 
   A self test program was also created for testing and can be used as
   an example for the interface to user space. The libtracefs (external
   to the kernel) also has code that interacts with this, although it is
   disabled until the interface is in a official release. It can be enabled
   by compiling the library with a special flag. This was used for testing
   applications that perform better with the buffer being mapped.
 
   Memory mapped buffers have limitations. The main one is that it can not be
   used with the snapshot logic. If the buffer is mapped, snapshots will be
   disabled. If any logic is set to trigger snapshots on a buffer, that
   buffer will not be allowed to be mapped.
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Merge tag 'trace-ringbuffer-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull tracing ring buffer updates from Steven Rostedt:
 "Add ring_buffer memory mappings.

  The tracing ring buffer was created based on being mostly used with
  the splice system call. It is broken up into page ordered sub-buffers
  and the reader swaps a new sub-buffer with an existing sub-buffer
  that's part of the write buffer. It then has total access to the
  swapped out sub-buffer and can do copyless movements of the memory
  into other mediums (file system, network, etc).

  The buffer is great for passing around the ring buffer contents in the
  kernel, but is not so good for when the consumer is the user space
  task itself.

  A new interface is added that allows user space to memory map the ring
  buffer. It will get all the write sub-buffers as well as reader
  sub-buffer (that is not written to). It can send an ioctl to change
  which sub-buffer is the new reader sub-buffer.

  The ring buffer is read only to user space. It only needs to call the
  ioctl when it is finished with a sub-buffer and needs a new sub-buffer
  that the writer will not write over.

  A self test program was also created for testing and can be used as an
  example for the interface to user space. The libtracefs (external to
  the kernel) also has code that interacts with this, although it is
  disabled until the interface is in a official release. It can be
  enabled by compiling the library with a special flag. This was used
  for testing applications that perform better with the buffer being
  mapped.

  Memory mapped buffers have limitations. The main one is that it can
  not be used with the snapshot logic. If the buffer is mapped,
  snapshots will be disabled. If any logic is set to trigger snapshots
  on a buffer, that buffer will not be allowed to be mapped"

* tag 'trace-ringbuffer-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  ring-buffer: Add cast to unsigned long addr passed to virt_to_page()
  ring-buffer: Have mmapped ring buffer keep track of missed events
  ring-buffer/selftest: Add ring-buffer mapping test
  Documentation: tracing: Add ring-buffer mapping
  tracing: Allow user-space mapping of the ring-buffer
  ring-buffer: Introducing ring-buffer mapping functions
  ring-buffer: Allocate sub-buffers with __GFP_COMP
2024-05-17 18:40:37 -07:00
Linus Torvalds
594d28157f tracing cleanups for v6.10:
- Removed unused ftrace_direct_funcs variables
 
 - Fix a possible NULL pointer dereference race in eventfs
 
 - Update do_div() usage in trace event benchmark test
 
 - Speedup direct function registration with asynchronous RCU callback.
   The synchronization was done in the registration code and this
   caused delays when registering direct callbacks. Move the freeing
   to a call_rcu() that will prevent delaying of the registering.
 
 - Replace simple_strtoul() usage with kstrtoul()
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Merge tag 'trace-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull tracing updates from Steven Rostedt:

 - Remove unused ftrace_direct_funcs variables

 - Fix a possible NULL pointer dereference race in eventfs

 - Update do_div() usage in trace event benchmark test

 - Speedup direct function registration with asynchronous RCU callback.

   The synchronization was done in the registration code and this caused
   delays when registering direct callbacks. Move the freeing to a
   call_rcu() that will prevent delaying of the registering.

 - Replace simple_strtoul() usage with kstrtoul()

* tag 'trace-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  eventfs: Fix a possible null pointer dereference in eventfs_find_events()
  ftrace: Fix possible use-after-free issue in ftrace_location()
  ftrace: Remove unused global 'ftrace_direct_func_count'
  ftrace: Remove unused list 'ftrace_direct_funcs'
  tracing: Improve benchmark test performance by using do_div()
  ftrace: Use asynchronous grace period for register_ftrace_direct()
  ftrace: Replaces simple_strtoul in ftrace
2024-05-17 18:34:27 -07:00
Linus Torvalds
70a663205d Probes updates for v6.10:
- tracing/probes: Adding new pseudo-types %pd and %pD support for dumping
   dentry name from 'struct dentry *' and file name from 'struct file *'.
 
 - uprobes: Some performance optimizations have been done.
  . Speed up the BPF uprobe event by delaying the fetching of the uprobe
    event arguments that are not used in BPF.
  . Avoid locking by speculatively checking whether uprobe event is valid.
  . Reduce lock contention by using read/write_lock instead of spinlock for
    uprobe list operation. This improved BPF uprobe benchmark result 43% on
    average.
 
 - rethook: Removes non-fatal warning messages when tracing stack from BPF
   and skip rcu_is_watching() validation in rethook if possible.
 
 - objpool: Optimizing objpool (which is used by kretprobes and fprobe as
   rethook backend storage) by inlining functions and avoid caching nr_cpu_ids
   because it is a const value.
 
 - fprobe: Add entry/exit callbacks types (code cleanup)
 - kprobes: Check ftrace was killed in kprobes if it uses ftrace.
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Merge tag 'probes-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull probes updates from Masami Hiramatsu:

 - tracing/probes: Add new pseudo-types %pd and %pD support for dumping
   dentry name from 'struct dentry *' and file name from 'struct file *'

 - uprobes performance optimizations:
    - Speed up the BPF uprobe event by delaying the fetching of the
      uprobe event arguments that are not used in BPF
    - Avoid locking by speculatively checking whether uprobe event is
      valid
    - Reduce lock contention by using read/write_lock instead of
      spinlock for uprobe list operation. This improved BPF uprobe
      benchmark result 43% on average

 - rethook: Remove non-fatal warning messages when tracing stack from
   BPF and skip rcu_is_watching() validation in rethook if possible

 - objpool: Optimize objpool (which is used by kretprobes and fprobe as
   rethook backend storage) by inlining functions and avoid caching
   nr_cpu_ids because it is a const value

 - fprobe: Add entry/exit callbacks types (code cleanup)

 - kprobes: Check ftrace was killed in kprobes if it uses ftrace

* tag 'probes-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  kprobe/ftrace: bail out if ftrace was killed
  selftests/ftrace: Fix required features for VFS type test case
  objpool: cache nr_possible_cpus() and avoid caching nr_cpu_ids
  objpool: enable inlining objpool_push() and objpool_pop() operations
  rethook: honor CONFIG_FTRACE_VALIDATE_RCU_IS_WATCHING in rethook_try_get()
  ftrace: make extra rcu_is_watching() validation check optional
  uprobes: reduce contention on uprobes_tree access
  rethook: Remove warning messages printed for finding return address of a frame.
  fprobe: Add entry/exit callbacks types
  selftests/ftrace: add fprobe test cases for VFS type "%pd" and "%pD"
  selftests/ftrace: add kprobe test cases for VFS type "%pd" and "%pD"
  Documentation: tracing: add new type '%pd' and '%pD' for kprobe
  tracing/probes: support '%pD' type for print struct file's name
  tracing/probes: support '%pd' type for print struct dentry's name
  uprobes: add speculative lockless system-wide uprobe filter check
  uprobes: prepare uprobe args buffer lazily
  uprobes: encapsulate preparation of uprobe args buffer
2024-05-17 18:29:30 -07:00
Linus Torvalds
e9d6825180 Bootconfig updates for v6.10:
- Do not put unneeded quotes on the extra command line items which was
   inserted from the bootconfig.
 - Remove redundant spaces from the extra command line.
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Merge tag 'bootconfig-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull bootconfig updates from Masami Hiramatsu:

 - Do not put unneeded quotes on the extra command line items which was
   inserted from the bootconfig.

 - Remove redundant spaces from the extra command line.

* tag 'bootconfig-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  init/main.c: Minor cleanup for the setup_command_line() function
  init/main.c: Remove redundant space from saved_command_line
  bootconfig: do not put quotes on cmdline items unless necessary
2024-05-17 18:23:55 -07:00
Linus Torvalds
91b6163be4 sysctl changes for v6.10-rc1
Summary
 * Removed sentinel elements from ctl_table structs in kernel/*
 
   Removing sentinels in ctl_table arrays reduces the build time size and
   runtime memory consumed by ~64 bytes per array. Removals for net/, io_uring/,
   mm/, ipc/ and security/ are set to go into mainline through their respective
   subsystems making the next release the most likely place where the final
   series that removes the check for proc_name == NULL will land. This PR adds
   to removals already in arch/, drivers/ and fs/.
 
 * Adjusted ctl_table definitions and references to allow constification
 
   Adjustments:
     - Removing unused ctl_table function arguments
     - Moving non-const elements from ctl_table to ctl_table_header
     - Making ctl_table pointers const in ctl_table_root structure
 
   Making the static ctl_table structs const will increase safety by keeping the
   pointers to proc_handler functions in .rodata. Though no ctl_tables where
   made const in this PR, the ground work for making that possible has started
   with these changes sent by Thomas Weißschuh.
 
 Testing
 * These changes went into linux-next after v6.9-rc4; giving it a good month of
   testing.
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Merge tag 'sysctl-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/sysctl/sysctl

Pull sysctl updates from Joel Granados:

 - Remove sentinel elements from ctl_table structs in kernel/*

   Removing sentinels in ctl_table arrays reduces the build time size
   and runtime memory consumed by ~64 bytes per array. Removals for
   net/, io_uring/, mm/, ipc/ and security/ are set to go into mainline
   through their respective subsystems making the next release the most
   likely place where the final series that removes the check for
   proc_name == NULL will land.

   This adds to removals already in arch/, drivers/ and fs/.

 - Adjust ctl_table definitions and references to allow constification
     - Remove unused ctl_table function arguments
     - Move non-const elements from ctl_table to ctl_table_header
     - Make ctl_table pointers const in ctl_table_root structure

   Making the static ctl_table structs const will increase safety by
   keeping the pointers to proc_handler functions in .rodata. Though no
   ctl_tables where made const in this PR, the ground work for making
   that possible has started with these changes sent by Thomas
   Weißschuh.

* tag 'sysctl-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/sysctl/sysctl:
  sysctl: drop now unnecessary out-of-bounds check
  sysctl: move sysctl type to ctl_table_header
  sysctl: drop sysctl_is_perm_empty_ctl_table
  sysctl: treewide: constify argument ctl_table_root::permissions(table)
  sysctl: treewide: drop unused argument ctl_table_root::set_ownership(table)
  bpf: Remove the now superfluous sentinel elements from ctl_table array
  delayacct: Remove the now superfluous sentinel elements from ctl_table array
  kprobes: Remove the now superfluous sentinel elements from ctl_table array
  printk: Remove the now superfluous sentinel elements from ctl_table array
  scheduler: Remove the now superfluous sentinel elements from ctl_table array
  seccomp: Remove the now superfluous sentinel elements from ctl_table array
  timekeeping: Remove the now superfluous sentinel elements from ctl_table array
  ftrace: Remove the now superfluous sentinel elements from ctl_table array
  umh: Remove the now superfluous sentinel elements from ctl_table array
  kernel misc: Remove the now superfluous sentinel elements from ctl_table array
2024-05-17 17:31:24 -07:00
Linus Torvalds
06f054b1fe Devicetree for v6.10:
DT Bindings:
 - Convert samsung,exynos5-dp, atmel,lcdc, aspeed,ast2400-wdt bindings to
   schemas
 
 - Add bindings for Allwinner H616 NMI controller, Renesas r8a779g0 irqc,
   Renesas R-Car V4M TMU and CMT timers, Freescale S32G3 linflexuart, and
   Mediatek MT7988 XHCI
 
 - Add 'reg' constraints on DSI and SPI display panels
 
 - More dropping of unnecessary quotes in schemas
 
 - Use full paths rather than relative paths in schema $refs
 
 - Drop redundant storing of phandle for reserved memory
 
 DT Core:
 - Use scope based cleanups for kfree() and of_node_put()
 
 - Track interrupt-map and power-supplies for fw_devlink
 
 - Add buffer overflow check in of_modalias()
 
 - Add and use __of_prop_free() helper for freeing struct property
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Merge tag 'devicetree-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:
 "DT Bindings:

   - Convert samsung,exynos5-dp, atmel,lcdc, aspeed,ast2400-wdt bindings
     to schemas

   - Add bindings for Allwinner H616 NMI controller, Renesas r8a779g0
     irqc, Renesas R-Car V4M TMU and CMT timers, Freescale S32G3
     linflexuart, and Mediatek MT7988 XHCI

   - Add 'reg' constraints on DSI and SPI display panels

   - More dropping of unnecessary quotes in schemas

   - Use full paths rather than relative paths in schema $refs

   - Drop redundant storing of phandle for reserved memory

  DT Core:

   - Use scope based cleanups for kfree() and of_node_put()

   - Track interrupt-map and power-supplies for fw_devlink

   - Add buffer overflow check in of_modalias()

   - Add and use __of_prop_free() helper for freeing struct property"

* tag 'devicetree-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (25 commits)
  of: property: Add fw_devlink support for interrupt-map property
  dt-bindings: display: panel: constrain 'reg' in DSI panels
  dt-bindings: display: panel: constrain 'reg' in SPI panels
  dt-bindings: display: samsung,ams495qa01: add missing SPI properties ref
  dt-bindings: Use full path to other schemas
  dt-bindings: PCI: qcom,pcie-sm8350: Drop redundant 'oneOf' sub-schema
  of: module: add buffer overflow check in of_modalias()
  dt-bindings: PCI: microchip: increase number of items in ranges property
  dt-bindings: Drop unnecessary quotes on keys
  dt-bindings: interrupt-controller: mediatek,mt6577-sysirq: Drop unnecessary quotes
  of: property: Use scope based cleanup on port_node
  of: reserved_mem: Remove the use of phandle from the reserved_mem APIs
  of: property: fw_devlink: Add support for "power-supplies" binding
  dt-bindings: watchdog: aspeed,ast2400-wdt: Convert to DT schema
  dt-bindings: irq: sun7i-nmi: Add binding for the H616 NMI controller
  dt-bindings: interrupt-controller: renesas,irqc: Add r8a779g0 support
  dt-bindings: timer: renesas,tmu: Add R-Car V4M support
  dt-bindings: timer: renesas,cmt: Add R-Car V4M support
  of: Use scope based of_node_put() cleanups
  of: Use scope based kfree() cleanups
  ...
2024-05-17 17:27:49 -07:00
Linus Torvalds
7ee332c9f1 parisc architecture fixes and updates for kernel v6.10-rc1:
- Define sigset_t in parisc uapi header to fix build of util-linux
 - Define HAVE_ARCH_HUGETLB_UNMAPPED_AREA to avoid compiler warning
 - Drop unused 'exc_reg' struct in math-emu code
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Merge tag 'parisc-for-6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc updates from Helge Deller:

 -  define sigset_t in parisc uapi header to fix build of util-linux

 -  define HAVE_ARCH_HUGETLB_UNMAPPED_AREA to avoid compiler warning

 -  drop unused 'exc_reg' struct in math-emu code

* tag 'parisc-for-6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
  parisc/math-emu: Remove unused struct 'exc_reg'
  parisc: Define sigset_t in parisc uapi header
2024-05-17 11:59:09 -07:00
Linus Torvalds
ff2632d7d0 powerpc updates for 6.10
- Enable BPF Kernel Functions (kfuncs) in the powerpc BPF JIT.
 
  - Allow per-process DEXCR (Dynamic Execution Control Register) settings via
    prctl, notably NPHIE which controls hashst/hashchk for ROP protection.
 
  - Install powerpc selftests in sub-directories. Note this changes the way
    run_kselftest.sh needs to be invoked for powerpc selftests.
 
  - Change fadump (Firmware Assisted Dump) to better handle memory add/remove.
 
  - Add support for passing additional parameters to the fadump kernel.
 
  - Add support for updating the kdump image on CPU/memory add/remove events.
 
  - Other small features, cleanups and fixes.
 
 Thanks to: Andrew Donnellan, Andy Shevchenko, Aneesh Kumar K.V, Arnd Bergmann,
 Benjamin Gray, Bjorn Helgaas, Christian Zigotzky, Christophe Jaillet, Christophe
 Leroy, Colin Ian King, Cédric Le Goater, Dr. David Alan Gilbert, Erhard Furtner,
 Frank Li, GUO Zihua, Ganesh Goudar, Geoff Levand, Ghanshyam Agrawal, Greg Kurz,
 Hari Bathini, Joel Stanley, Justin Stitt, Kunwu Chan, Li Yang, Lidong Zhong,
 Madhavan Srinivasan, Mahesh Salgaonkar, Masahiro Yamada, Matthias Schiffer,
 Naresh Kamboju, Nathan Chancellor, Nathan Lynch, Naveen N Rao, Nicholas
 Miehlbradt, Ran Wang, Randy Dunlap, Ritesh Harjani, Sachin Sant, Shirisha Ganta,
 Shrikanth Hegde, Sourabh Jain, Stephen Rothwell, sundar, Thorsten Blum, Vaibhav
 Jain, Xiaowei Bao, Yang Li, Zhao Chenhui.
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Merge tag 'powerpc-6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:

 - Enable BPF Kernel Functions (kfuncs) in the powerpc BPF JIT.

 - Allow per-process DEXCR (Dynamic Execution Control Register) settings
   via prctl, notably NPHIE which controls hashst/hashchk for ROP
   protection.

 - Install powerpc selftests in sub-directories. Note this changes the
   way run_kselftest.sh needs to be invoked for powerpc selftests.

 - Change fadump (Firmware Assisted Dump) to better handle memory
   add/remove.

 - Add support for passing additional parameters to the fadump kernel.

 - Add support for updating the kdump image on CPU/memory add/remove
   events.

 - Other small features, cleanups and fixes.

Thanks to Andrew Donnellan, Andy Shevchenko, Aneesh Kumar K.V, Arnd
Bergmann, Benjamin Gray, Bjorn Helgaas, Christian Zigotzky, Christophe
Jaillet, Christophe Leroy, Colin Ian King, Cédric Le Goater, Dr. David
Alan Gilbert, Erhard Furtner, Frank Li, GUO Zihua, Ganesh Goudar, Geoff
Levand, Ghanshyam Agrawal, Greg Kurz, Hari Bathini, Joel Stanley, Justin
Stitt, Kunwu Chan, Li Yang, Lidong Zhong, Madhavan Srinivasan, Mahesh
Salgaonkar, Masahiro Yamada, Matthias Schiffer, Naresh Kamboju, Nathan
Chancellor, Nathan Lynch, Naveen N Rao, Nicholas Miehlbradt, Ran Wang,
Randy Dunlap, Ritesh Harjani, Sachin Sant, Shirisha Ganta, Shrikanth
Hegde, Sourabh Jain, Stephen Rothwell, sundar, Thorsten Blum, Vaibhav
Jain, Xiaowei Bao, Yang Li, and Zhao Chenhui.

* tag 'powerpc-6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (85 commits)
  powerpc/fadump: Fix section mismatch warning
  powerpc/85xx: fix compile error without CONFIG_CRASH_DUMP
  powerpc/fadump: update documentation about bootargs_append
  powerpc/fadump: pass additional parameters when fadump is active
  powerpc/fadump: setup additional parameters for dump capture kernel
  powerpc/pseries/fadump: add support for multiple boot memory regions
  selftests/powerpc/dexcr: Fix spelling mistake "predicition" -> "prediction"
  KVM: PPC: Book3S HV nestedv2: Fix an error handling path in gs_msg_ops_kvmhv_nestedv2_config_fill_info()
  KVM: PPC: Fix documentation for ppc mmu caps
  KVM: PPC: code cleanup for kvmppc_book3s_irqprio_deliver
  KVM: PPC: Book3S HV nestedv2: Cancel pending DEC exception
  powerpc/xmon: Check cpu id in commands "c#", "dp#" and "dx#"
  powerpc/code-patching: Use dedicated memory routines for patching
  powerpc/code-patching: Test patch_instructions() during boot
  powerpc64/kasan: Pass virtual addresses to kasan_init_phys_region()
  powerpc: rename SPRN_HID2 define to SPRN_HID2_750FX
  powerpc: Fix typos
  powerpc/eeh: Fix spelling of the word "auxillary" and update comment
  macintosh/ams: Fix unused variable warning
  powerpc/Makefile: Remove bits related to the previous use of -mcmodel=large
  ...
2024-05-17 09:05:46 -07:00
Linus Torvalds
4853f1f6ac ARM development updates for v6.10-rc1
- Updates to AMBA bus subsystem to drop .owner struct device_driver
   initialisations, moving that to code instead.
 - Add LPAE privileged-access-never support
 - Add support for Clang CFI
 - clkdev: report over-sized device or connection strings
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rmk/linux

Pull ARM updates from Russell King:

 - Updates to AMBA bus subsystem to drop .owner struct device_driver
   initialisations, moving that to code instead.

 - Add LPAE privileged-access-never support

 - Add support for Clang CFI

 - clkdev: report over-sized device or connection strings

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rmk/linux: (36 commits)
  ARM: 9398/1: Fix userspace enter on LPAE with CC_OPTIMIZE_FOR_SIZE=y
  clkdev: report over-sized strings when creating clkdev entries
  ARM: 9393/1: mm: Use conditionals for CFI branches
  ARM: 9392/2: Support CLANG CFI
  ARM: 9391/2: hw_breakpoint: Handle CFI breakpoints
  ARM: 9390/2: lib: Annotate loop delay instructions for CFI
  ARM: 9389/2: mm: Define prototypes for all per-processor calls
  ARM: 9388/2: mm: Type-annotate all per-processor assembly routines
  ARM: 9387/2: mm: Rewrite cacheflush vtables in CFI safe C
  ARM: 9386/2: mm: Use symbol alias for cache functions
  ARM: 9385/2: mm: Type-annotate all cache assembly routines
  ARM: 9384/2: mm: Make tlbflush routines CFI safe
  ARM: 9382/1: ftrace: Define ftrace_stub_graph
  ARM: 9358/2: Implement PAN for LPAE by TTBR0 page table walks disablement
  ARM: 9357/2: Reduce the number of #ifdef CONFIG_CPU_SW_DOMAIN_PAN
  ARM: 9356/2: Move asm statements accessing TTBCR into C functions
  ARM: 9355/2: Add TTBCR_* definitions to pgtable-3level-hwdef.h
  ARM: 9379/1: coresight: tpda: drop owner assignment
  ARM: 9378/1: coresight: etm4x: drop owner assignment
  ARM: 9377/1: hwrng: nomadik: drop owner assignment
  ...
2024-05-17 08:53:47 -07:00
Linus Torvalds
ea5f6ad9ad platform-drivers-x86 for v6.10-1
Highlights:
  - New drivers/platform/arm64 directory for arm64 embedded-controller drivers
  - New drivers for:
    - Acer Aspire 1 embedded controllers (for arm64 models)
    - ACPI quickstart PNP0C32 buttons
    - Dell All-In-One backlight support (dell-uart-backlight)
    - Lenovo WMI camera buttons
    - Lenovo Yoga Tablet 2 Pro 1380F/L fast charging
    - MeeGoPad ANX7428 Type-C Cross Switch (power sequencing only)
    - MSI WMI sensors (fan speed sensors only for now)
  - Asus WMI:
    - 2024 ROG Mini-LED support
    - MCU powersave support
    - Vivobook GPU MUX support
    - Misc. other improvements
  - Ideapad laptop:
    - Export FnLock LED as LED class device
    - Switch platform profiles using thermal management key
  - Intel drivers:
    - IFS: various improvements
    - PMC: Lunar Lake support
    - SDSI: various improvements
    - TPMI/ISST: various improvements
    - tools: intel-speed-select: various improvements
  - MS Surface drivers:
    - Fan profile switching support
    - Surface Pro thermal sensors support
  - ThinkPad ACPI:
    - Reworked hotkey support to use sparse keymaps
    - Add support for new trackpoint-doubletap, Fn+N and Fn+G hotkeys
  - WMI core:
    - New WMI driver development guide
  - x86 Android tablets:
    - Lenovo Yoga Tablet 2 Pro 1380F/L support
    - Xiaomi MiPad 2 status LED and bezel touch buttons backlight support
  - Miscellaneous cleanups / fixes / improvements
 
 The following is an automated git shortlog grouped by driver:
 
 ACPI:
  -  platform-profile: add platform_profile_cycle()
 
 Add ACPI quickstart button (PNP0C32) driver:
  - Add ACPI quickstart button (PNP0C32) driver
 
 Add lenovo-yoga-tab2-pro-1380-fastcharger driver:
  - Add lenovo-yoga-tab2-pro-1380-fastcharger driver
 
 Add new Dell UART backlight driver:
  - Add new Dell UART backlight driver
 
 Add lenovo WMI camera button driver:
  - Add lenovo WMI camera button driver
 
 Add new MeeGoPad ANX7428 Type-C Cross Switch driver:
  - Add new MeeGoPad ANX7428 Type-C Cross Switch driver
 
 ISST:
  -  Support SST-BF and SST-TF per level
  -  Add missing MODULE_DESCRIPTION
  -  Add dev_fmt
  -  Use in_range() to check package ID validity
  -  Support partitioned systems
  -  Shorten the assignments for power_domain_info
  -  Use local variable for auxdev->dev
 
 MAINTAINERS:
  -  drop Daniel Oliveira Nascimento
 
 arm64:
  -  dts: qcom: acer-aspire1: Add embedded controller
 
 asus-laptop:
  -  Use sysfs_emit() and sysfs_emit_at() to replace sprintf()
 
 asus-wmi:
  -  cleanup main struct to avoid some holes
  -  Add support for MCU powersave
  -  ROG Ally increase wait time, allow MCU powersave
  -  adjust formatting of ppt-<name>() functions
  -  store a min default for ppt options
  -  support toggling POST sound
  -  add support variant of TUF RGB
  -  add support for Vivobook GPU MUX
  -  add support for 2024 ROG Mini-LED
  -  use sysfs_emit() instead of sprintf()
 
 classmate-laptop:
  -  Add missing MODULE_DESCRIPTION()
 
 devm-helpers:
  -  Fix a misspelled cancellation in the comments
 
 dt-bindings:
  -  leds: Add LED_FUNCTION_FNLOCK
  -  platform: Add Acer Aspire 1 EC
 
 hp-wmi:
  -  use sysfs_emit() instead of sprintf()
 
 huawei-wmi:
  -  use sysfs_emit() instead of sprintf()
 
 ideapad-laptop:
  -  switch platform profiles using thermal management key
  -  add FnLock LED class device
  -  add fn_lock_get/set functions
 
 intel-vbtn:
  -  Log event code on unexpected button events
 
 intel/pmc:
  -  Enable S0ix blocker show in Lunar Lake
  -  Add support to show S0ix blocker counter
  -  Update LNL signal status map
 
 msi-laptop:
  -  Use sysfs_emit() to replace sprintf()
 
 p2sb:
  -  Don't init until unassigned resources have been assigned
  -  Make p2sb_get_devfn() return void
 
 platform:
  -  arm64: Add Acer Aspire 1 embedded controller driver
  -  Add ARM64 platform directory
 
 platform/surface:
  -  aggregator: Log critical errors during SAM probing
  -  aggregator_registry: Add support for thermal sensors on the Surface Pro 9
  -  platform_profile: add fan profile switching
 
 platform/x86/amd:
  -  pmc: Add new ACPI ID AMDI000B
  -  pmf: Add new ACPI ID AMDI0105
 
 platform/x86/amd/hsmp:
  -  switch to use device_add_groups()
 
 platform/x86/amd/pmc:
  -  Fix implicit declaration error on i386
  -  Add AMD MP2 STB functionality
 
 platform/x86/fujitsu-laptop:
  -  Replace sprintf() with sysfs_emit()
 
 platform/x86/intel-uncore-freq:
  -  Don't present root domain on error
 
 platform/x86/intel/ifs:
  -  Disable irq during one load stage
  -  trace: display batch num in hex
  -  Classify error scenarios correctly
 
 platform/x86/intel/pmc:
  -  Fix PCH names in comments
 
 platform/x86/intel/sdsi:
  -  Add attribute to read the current meter state
  -  Add in-band BIOS lock support
  -  Combine read and write mailbox flows
  -  Set message size during writes
 
 platform/x86/intel/tpmi:
  -  Add additional TPMI header fields
  -  Align comments in kernel-doc
  -  Check major version change for TPMI Information
  -  Handle error from tpmi_process_info()
 
 quickstart:
  -  Fix race condition when reporting input event
  -  fix Kconfig selects
  -  Miscellaneous improvements
 
 samsung-laptop:
  -  Use sysfs_emit() to replace the old interface sprintf()
 
 think-lmi:
  -  Convert container_of() macros to static inline
 
 thinkpad_acpi:
  -  Use false to set acpi_send_ev to false
  -  Support hotkey to disable trackpoint doubletap
  -  Support for system debug info hotkey
  -  Support for trackpoint doubletap
  -  Simplify known_ev handling
  -  Add mappings for adaptive kbd clipping-tool and cloud keys
  -  Switch to using sparse-keymap helpers
  -  Drop KEY_RESERVED special handling
  -  Use correct keycodes for volume and brightness keys
  -  Change hotkey_reserved_mask initialization
  -  Do not send ACPI netlink events for unknown hotkeys
  -  Move tpacpi_driver_event() call to tpacpi_input_send_key()
  -  Move hkey > scancode mapping to tpacpi_input_send_key()
  -  Drop tpacpi_input_send_key_masked() and hotkey_driver_event()
  -  Always call tpacpi_driver_event() for hotkeys
  -  Move hotkey_user_mask check to tpacpi_input_send_key()
  -  Move special original hotkeys handling out of switch-case
  -  Move adaptive kbd event handling to tpacpi_driver_event()
  -  Make tpacpi_driver_event() return if it handled the event
  -  Do hkey to scancode translation later
  -  Use tpacpi_input_send_key() in adaptive kbd code
  -  Drop ignore_acpi_ev
  -  Drop setting send_/ignore_acpi_ev defaults twice
  -  Provide hotkey_poll_stop_sync() dummy
  -  Take hotkey_mutex during hotkey_exit()
  -  change sprintf() to sysfs_emit()
  -  use platform_profile_cycle()
 
 tools arch x86:
  -  Add dell-uart-backlight-emulator
 
 tools/arch/x86/intel_sdsi:
  -  Add current meter support
  -  Simplify ascii printing
  -  Fix meter_certificate decoding
  -  Fix meter_show display
  -  Fix maximum meter bundle length
 
 tools/power/x86/intel-speed-select:
  -  v1.19 release
  -  Display CPU as None for -1
  -  SST BF/TF support per level
  -  Increase number of CPUs displayed
  -  Present all TRL levels for turbo-freq
  -  Fix display for unsupported levels
  -  Support multiple dies
  -  Increase die count
 
 toshiba_acpi:
  -  Add quirk for buttons on Z830
 
 uv_sysfs:
  -  use sysfs_emit() instead of sprintf()
 
 wmi:
  -  Add MSI WMI Platform driver
  -  Add driver development guide
  -  Mark simple WMI drivers as legacy-free
  -  Avoid returning AE_OK upon unknown error
  -  Support reading/writing 16 bit EC values
 
 x86-android-tablets:
  -  Create LED device for Xiaomi Pad 2 bottom bezel touch buttons
  -  Xiaomi pad2 RGB LED fwnode updates
  -  Pass struct device to init()
  -  Add Lenovo Yoga Tablet 2 Pro 1380F/L data
  -  Unregister devices in reverse order
  -  Add swnode for Xiaomi pad2 indicator LED
  -  Use GPIO_LOOKUP() macro
 
 xiaomi-wmi:
  -  Drop unnecessary NULL checks
  -  Fix race condition when reporting key events
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Merge tag 'platform-drivers-x86-v6.10-1' 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/platform/arm64 directory for arm64 embedded-controller
   drivers

 - New drivers:
    - Acer Aspire 1 embedded controllers (for arm64 models)
    - ACPI quickstart PNP0C32 buttons
    - Dell All-In-One backlight support (dell-uart-backlight)
    - Lenovo WMI camera buttons
    - Lenovo Yoga Tablet 2 Pro 1380F/L fast charging
    - MeeGoPad ANX7428 Type-C Cross Switch (power sequencing only)
    - MSI WMI sensors (fan speed sensors only for now)

 - Asus WMI:
    - 2024 ROG Mini-LED support
    - MCU powersave support
    - Vivobook GPU MUX support
    - Misc. other improvements

 - Ideapad laptop:
    - Export FnLock LED as LED class device
    - Switch platform profiles using thermal management key

 - Intel drivers:
    - IFS: various improvements
    - PMC: Lunar Lake support
    - SDSI: various improvements
    - TPMI/ISST: various improvements
    - tools: intel-speed-select: various improvements

 - MS Surface drivers:
    - Fan profile switching support
    - Surface Pro thermal sensors support

 - ThinkPad ACPI:
    - Reworked hotkey support to use sparse keymaps
    - Add support for new trackpoint-doubletap, Fn+N and Fn+G hotkeys

 - WMI core:
    - New WMI driver development guide

 - x86 Android tablets:
    - Lenovo Yoga Tablet 2 Pro 1380F/L support
    - Xiaomi MiPad 2 status LED and bezel touch buttons backlight
      support

 - Miscellaneous cleanups / fixes / improvements

* tag 'platform-drivers-x86-v6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (128 commits)
  platform/x86: Add new MeeGoPad ANX7428 Type-C Cross Switch driver
  devm-helpers: Fix a misspelled cancellation in the comments
  tools arch x86: Add dell-uart-backlight-emulator
  platform/x86: Add new Dell UART backlight driver
  platform/x86: x86-android-tablets: Create LED device for Xiaomi Pad 2 bottom bezel touch buttons
  platform/x86: x86-android-tablets: Xiaomi pad2 RGB LED fwnode updates
  platform/x86: x86-android-tablets: Pass struct device to init()
  platform/x86/amd: pmc: Add new ACPI ID AMDI000B
  platform/x86/amd: pmf: Add new ACPI ID AMDI0105
  platform/x86: p2sb: Don't init until unassigned resources have been assigned
  platform/surface: aggregator: Log critical errors during SAM probing
  platform/x86: ISST: Support SST-BF and SST-TF per level
  platform/x86/fujitsu-laptop: Replace sprintf() with sysfs_emit()
  tools/power/x86/intel-speed-select: v1.19 release
  tools/power/x86/intel-speed-select: Display CPU as None for -1
  tools/power/x86/intel-speed-select: SST BF/TF support per level
  tools/power/x86/intel-speed-select: Increase number of CPUs displayed
  tools/power/x86/intel-speed-select: Present all TRL levels for turbo-freq
  tools/power/x86/intel-speed-select: Fix display for unsupported levels
  tools/power/x86/intel-speed-select: Support multiple dies
  ...
2024-05-16 09:14:50 -07:00
Linus Torvalds
b426433c03 * MTD
Simon Glass wanted to support binman's output properties in order to
 check their validity using the binding checks and proposed changes with
 the missing properties as well as a binman compatible.
 
 Krzysztof Kozlowski on his side shared a new yaml for describing
 Samsung's OneNAND interface.
 
 The interface with NVMEM has also been slightly improved/fixed,
 especially now that OTP are also supported in the NAND subsystem.
 
 Along with these changes, small cleanups have also been contributed
 around ID tables, structure sizes, arithmetic checks and comments.
 
 * Raw NAND subsystem
 
 Two small fixes, one in the Hynix vendor code for properly returning an
 error which might have been ignored and another in the Davinci driver to
 properly synchronize the controller with the gpio domain.
 
 * SPI NOR subsystem
 
 SPI NOR now uses div_u64() instead of div64_u64() in places where the
 divisor is 32 bits. Many 32 bit architectures can optimize this variant
 better than a full 64 bit divide.
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Merge tag 'mtd/for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull MTD updates from Miquel Raynal:
 "MTD:

   - Simon Glass wanted to support binman's output properties in order
     to check their validity using the binding checks and proposed
     changes with the missing properties as well as a binman compatible.

   - Krzysztof Kozlowski on his side shared a new yaml for describing
     Samsung's OneNAND interface.

   - The interface with NVMEM has also been slightly improved/fixed,
     especially now that OTP are also supported in the NAND subsystem.

   - Along with these changes, small cleanups have also been contributed
     around ID tables, structure sizes, arithmetic checks and comments.

  Raw NAND subsystem:

   - Two small fixes, one in the Hynix vendor code for properly
     returning an error which might have been ignored and another in the
     Davinci driver to properly synchronize the controller with the gpio
     domain.

  SPI NOR subsystem:

   - SPI NOR now uses div_u64() instead of div64_u64() in places where
     the divisor is 32 bits. Many 32 bit architectures can optimize this
     variant better than a full 64 bit divide"

* tag 'mtd/for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
  mtd: spi-nor: replace unnecessary div64_u64() with div_u64()
  mtd: mchp23k256: drop unneeded MODULE_ALIAS
  dt-bindings: mtd: fixed-partition: Add binman compatibles
  dt-bindings: mtd: fixed-partitions: Add alignment properties
  mtd: maps: sa1100-flash: Prefer struct_size over open coded arithmetic
  mtd: core: Align comment with an action in mtd_otp_nvmem_add()
  mtd: rawnand: hynix: fixed typo
  mtd: rawnand: davinci: Add dummy read after sending command
  mtd: partitions: redboot: Added conversion of operands to a larger type
  dt-bindings: mtd: Add Samsung S5Pv210 OneNAND
  mtd: core: Don't fail mtd_otp_nvmem_add() if OTP is unsupported
  mtd: core: Report error if first mtd_otp_size() call fails in mtd_otp_nvmem_add()
2024-05-16 09:04:52 -07:00
Linus Torvalds
8b06f7538a MMC core:
- Increase the timeout period of the ACMD41 command
  - Add card entry for quirks to debugfs
  - Add mmc_gpiod_set_cd_config() function
  - Store owner from SDIO modules with sdio_register_driver()
 
 MMC host:
  - atmel-mci: Some cleanups and a switch to use dev_err_probe()
  - renesas_sdhi: Add support for RZ/G2L, RZ/G3S and RZ/V2M variants
  - renesas_sdhi: Set the SDBUF after reset
  - sdhci: Add support for "Tuning Error" interrupts
  - sdhci-acpi: Add quirk to enable pull-up on the card-detect GPIO on Asus T100TA
  - sdhci-acpi: Disable write protect detection on Toshiba WT10-A
  - sdhci-acpi: Fix Lenovo Yoga Tablet 2 Pro 1380 sdcard slot not working
  - sdhci_am654: Re-work and fix the tuning support for multiple speed-modes
  - sdhci_am654: Add tuning algorithm for delay chain
  - sdhci-esdhc-imx: Add NXP S32G3 support
  - sdhci-of-dwcmshc: Add tuning support for Sophgo CV1800B and SG200X
  - sdhci-of-dwcmshc: Implement SDHCI CQE support
  - sdhci-pci-gli: Use the proper pci_set_power_state() instead of PMCSR writes
 
 MEMSTICK:
  - Convert a couple of drivers to use the ->remove_new() callback
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Merge tag 'mmc-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Increase the timeout period of the ACMD41 command
   - Add card entry for quirks to debugfs
   - Add mmc_gpiod_set_cd_config() function
   - Store owner from SDIO modules with sdio_register_driver()

  MMC host:
   - atmel-mci: Some cleanups and a switch to use dev_err_probe()
   - renesas_sdhi:
      - Add support for RZ/G2L, RZ/G3S and RZ/V2M variants
      - Set the SDBUF after reset
   - sdhci: Add support for "Tuning Error" interrupts
   - sdhci-acpi:
      - Add quirk to enable pull-up on the card-detect GPIO on Asus
        T100TA
      - Disable write protect detection on Toshiba WT10-A
      - Fix Lenovo Yoga Tablet 2 Pro 1380 sdcard slot not working
   - sdhci_am654:
      - Re-work and fix the tuning support for multiple speed-modes
      - Add tuning algorithm for delay chain
   - sdhci-esdhc-imx: Add NXP S32G3 support
   - sdhci-of-dwcmshc:
      - Add tuning support for Sophgo CV1800B and SG200X
      - Implement SDHCI CQE support
   - sdhci-pci-gli: Use the proper pci_set_power_state() instead of
     PMCSR writes"

  MEMSTICK:
   - Convert a couple of drivers to use the ->remove_new() callback"

* tag 'mmc-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (59 commits)
  mmc: renesas_sdhi: Add compatible string for RZ/G2L family, RZ/G3S, and RZ/V2M SoCs
  dt-bindings: mmc: renesas,sdhi: Document RZ/G2L family compatibility
  dt-bindings: mmc: renesas,sdhi: Group single const value items into an enum list
  mmc: renesas_sdhi: Set the SDBUF after reset
  mmc: core: Increase the timeout period of the ACMD41 command
  mmc: core: Convert to use __mmc_poll_for_busy() SD_APP_OP_COND too
  mmc: atmel-mci: Switch to use dev_err_probe()
  mmc: atmel-mci: Incapsulate used to be a platform data into host structure
  mmc: atmel-mci: Replace platform device pointer by generic one
  mmc: atmel-mci: Use temporary variable for struct device
  mmc: atmel-mci: Get rid of platform data leftovers
  mmc: sdhci-of-dwcmshc: Add tuning support for Sophgo CV1800B and SG200X
  mmc: sdhci-of-dwcmshc: Remove useless "&" of th1520_execute_tuning
  mmc: sdhci-s3c: Choose sdhci_ops based on variant
  mmc: sdhci_am654: Constify struct sdhci_ops
  mmc: sdhci-sprd: Constify struct sdhci_ops
  mmc: sdhci-omap: Constify struct sdhci_ops
  mmc: sdhci-esdhc-mcf: Constify struct sdhci_ops
  mmc: slot-gpio: Use irq_handler_t type
  mmc: sdhci-acpi: Add quirk to enable pull-up on the card-detect GPIO on Asus T100TA
  ...
2024-05-16 08:56:49 -07:00
Linus Torvalds
8b35a3bb33 pmdomain core:
- Don't clear suspended_count at genpd_prepare()
  - Update the rejected/usage counters at system suspend too
 
 pmdomain providers:
  - ti-sci: Fix duplicate PD referrals
  - mediatek: Add MT8188 buck isolation setting
  - renesas: Add R-Car M3-W power-off delay quirk
  - renesas: Split R-Car M3-W and M3-W+ sub-drivers
 
 cpuidle-psci:
  - Update MAINTAINERS to set a git for DT IDLE PM DOMAIN/ARM PSCI PM DOMAIN
  - Update init level to core_initcall()
  - Drop superfluous wrappers psci_dt_attach|detach_cpu()
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Merge tag 'pmdomain-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm

Pull pmdomain updates from Ulf Hansson:
 "pmdomain core:
   - Don't clear suspended_count at genpd_prepare()
   - Update the rejected/usage counters at system suspend too

  pmdomain providers:
   - ti-sci: Fix duplicate PD referrals
   - mediatek: Add MT8188 buck isolation setting
   - renesas: Add R-Car M3-W power-off delay quirk
   - renesas: Split R-Car M3-W and M3-W+ sub-drivers

  cpuidle-psci:
   - Update MAINTAINERS to set a git for DT IDLE PM DOMAIN/ARM PSCI PM
     DOMAIN
   - Update init level to core_initcall()
   - Drop superfluous wrappers psci_dt_attach|detach_cpu()"

* tag 'pmdomain-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm:
  pmdomain: ti-sci: Fix duplicate PD referrals
  pmdomain: core: Don't clear suspended_count at genpd_prepare()
  pmdomain: core: Update the rejected/usage counters at system suspend too
  pmdomain: renesas: rcar-sysc: Add R-Car M3-W power-off delay quirk
  pmdomain: renesas: rcar-sysc: Remove rcar_sysc_nullify() helper
  pmdomain: renesas: rcar-sysc: Split R-Car M3-W and M3-W+ sub-drivers
  pmdomain: renesas: rcar-sysc: Absorb rcar_sysc_ch into rcar_sysc_pd
  MAINTAINERS: Add a git for the DT IDLE PM DOMAIN
  MAINTAINERS: Add a git for the ARM PSCI PM DOMAIN
  cpuidle: psci: Update init level to core_initcall()
  cpuidle: psci: Drop superfluous wrappers psci_dt_attach|detach_cpu()
  pmdomain: mediatek: Add MT8188 buck isolation setting
  pmdomain: mediatek: scpsys: drop driver owner assignment
2024-05-16 08:50:32 -07:00
Linus Torvalds
6fd600d742 media updates for v6.10-rc1
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Merge tag 'media/v6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New V4L2 ioctl VIDIOC_REMOVE_BUFS

 - experimental support for using generic metaformats on V4L2 core

 - New drivers: Intel IPU6 controller driver, Broadcom BCM283x/BCM271x

 - More cleanups at atomisp driver

 - Usual bunch of driver cleanups, improvements and fixes

* tag 'media/v6.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (328 commits)
  media: bcm2835-unicam: Depend on COMMON_CLK
  Revert "media: v4l2-ctrls: show all owned controls in log_status"
  media: ov2740: Ensure proper reset sequence on probe()
  media: intel/ipu6: Don't print user-triggerable errors to kernel log
  media: bcm2835-unicam: Fix driver path in MAINTAINERS
  media: bcm2835-unicam: Fix a NULL vs IS_ERR() check
  media: bcm2835-unicam: Do not print error when irq not found
  media: bcm2835-unicam: Do not replace IRQ retcode during probe
  media: bcm2835-unicam: Convert to platform remove callback returning void
  media: media: intel/ipu6: Fix spelling mistake "remappinp" -> "remapping"
  media: intel/ipu6: explicitly include vmalloc.h
  media: cec.h: Fix kerneldoc
  media: uvcvideo: Refactor iterators
  media: v4l: async: refactor v4l2_async_create_ancillary_links
  media: intel/ipu6: Don't re-allocate memory for firmware
  media: dvb-frontends: tda10048: Fix integer overflow
  media: tc358746: Use the correct div_ function
  media: i2c: st-mipid02: Use the correct div function
  media: tegra-vde: Refactor timeout handling
  media: stk1160: Use min macro
  ...
2024-05-16 08:45:44 -07:00
Linus Torvalds
972a2543e3 drm urgent for 6.10-rc1 merge:
buddy:
 - fix breakage in buddy allocator.
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Merge tag 'drm-next-2024-05-16' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fix from Dave Airlie:

 - fix breakage in buddy allocator

* tag 'drm-next-2024-05-16' of https://gitlab.freedesktop.org/drm/kernel:
  drm/tests: Add a unit test for range bias allocation
  drm/buddy: Fix the range bias clear memory allocation issue
2024-05-16 08:44:19 -07:00
Michael Ellerman
61700f816e powerpc/fadump: Fix section mismatch warning
With some compilers/configs fadump_setup_param_area() isn't inlined into
its caller (which is __init), leading to a section mismatch warning:

  WARNING: modpost: vmlinux: section mismatch in reference:
  fadump_setup_param_area+0x200 (section: .text.fadump_setup_param_area)
  -> memblock_phys_alloc_range (section: .init.text)

Fix it by adding an __init annotation.

Fixes: 683eab94da ("powerpc/fadump: setup additional parameters for dump capture kernel")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/all/20240515163708.3380c4d1@canb.auug.org.au/
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/all/202405140922.oucLOx4Y-lkp@intel.com/
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240516132631.347956-1-mpe@ellerman.id.au
2024-05-16 23:26:44 +10:00
Russell King (Oracle)
f698d314ee Merge branches 'amba', 'cfi', 'clkdev' and 'misc' into for-linus 2024-05-16 12:35:01 +01:00
Miquel Raynal
552c9380f9 Raw NAND:
Two small fixes, one in the Hynix vendor code for properly returning an
 error which might have been ignored and another in the Davinci driver to
 properly synchronize the controller with the gpio domain.
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Merge tag 'nand/for-6.10' into mtd/next

Raw NAND:

Two small fixes, one in the Hynix vendor code for properly returning an
error which might have been ignored and another in the Davinci driver to
properly synchronize the controller with the gpio domain.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2024-05-16 10:55:36 +02:00
Miquel Raynal
964b8998fd SPI NOR now uses div_u64() instead of div64_u64() in places where the
divisor is 32 bits. Many 32 bit architectures can optimize this variant
 better than a full 64 bit divide.
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Merge tag 'spi-nor/for-6.10' into mtd/next

SPI NOR now uses div_u64() instead of div64_u64() in places where the
divisor is 32 bits. Many 32 bit architectures can optimize this variant
better than a full 64 bit divide.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2024-05-16 10:55:05 +02:00
Arunpravin Paneer Selvam
431c590c3a drm/tests: Add a unit test for range bias allocation
Allocate cleared blocks in the bias range when the DRM
buddy's clear avail is zero. This will validate the bias
range allocation in scenarios like system boot when no
cleared blocks are available and exercise the fallback
path too. The resulting blocks should always be dirty.

v1:(Matthew)
  - move the size to the variable declaration section.
  - move the mm.clear_avail init to allocator init.

Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240514145636.16253-2-Arunpravin.PaneerSelvam@amd.com
2024-05-16 12:50:14 +10:00
Arunpravin Paneer Selvam
bb21700baf drm/buddy: Fix the range bias clear memory allocation issue
Problem statement: During the system boot time, an application request
for the bulk volume of cleared range bias memory when the clear_avail
is zero, we dont fallback into normal allocation method as we had an
unnecessary clear_avail check which prevents the fallback method leads
to fb allocation failure following system goes into unresponsive state.

Solution: Remove the unnecessary clear_avail check in the range bias
allocation function.

v2: add a kunit for this corner case (Daniel Vetter)

Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Fixes: 96950929eb ("drm/buddy: Implement tracking clear page feature")
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240514145636.16253-1-Arunpravin.PaneerSelvam@amd.com
2024-05-16 12:50:04 +10:00
Linus Torvalds
3c999d1ae3 workqueue: Changes for v6.10
- Work items can now be disabled and enabled, and cancel_work_sync() and
   disable_work() can be called form atomic contexts for BH work items. This
   closes feature gap with tasklet and should allow converting all existing
   tasklet users to BH workqueues.
 
 - Improve pool sharing for unbound workqueues with strict affinity.
 
 - Misc changes including doc updates, improved debug annotations and
   cleanups.
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Merge tag 'wq-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq

Pull workqueue updates from Tejun Heo:

 - Work items can now be disabled and enabled, and cancel_work_sync()
   and disable_work() can be called form atomic contexts for BH work
   items.

   This closes feature gap with tasklet and should allow converting all
   existing tasklet users to BH workqueues.

 - Improve pool sharing for unbound workqueues with strict affinity.

 - Misc changes including doc updates, improved debug annotations and
   cleanups.

* tag 'wq-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
  workqueue: Use "@..." in function comment to describe variable length argument
  workqueue: Add destroy_work_on_stack() in workqueue_softirq_dead()
  workqueue: remove unnecessary import and function in wq_monitor.py
  workqueue: Introduce enable_and_queue_work() convenience function
  workqueue: add function in event of workqueue_activate_work
  workqueue: Cleanup subsys attribute registration
  workqueue: Use list_last_entry() to get the last idle worker
  workqueue: Move attrs->cpumask out of worker_pool's properties when attrs->affn_strict
  workqueue: Use INIT_WORK_ONSTACK in workqueue_softirq_dead()
  workqueue: Allow cancel_work_sync() and disable_work() from atomic contexts on BH work items
  workqueue: Remember whether a work item was on a BH workqueue
  workqueue: Remove WORK_OFFQ_CANCELING
  workqueue: Implement disable/enable for (delayed) work items
  workqueue: Preserve OFFQ bits in cancel[_sync] paths
2024-05-15 17:32:08 -07:00
Linus Torvalds
de6fef50ea cgroup: Changes for v6.10
- The locking around cpuset hotplug processing has always been a bit of mess
   which was worked around by making hotplug processing asynchronous. The
   asynchronity isn't great and led to other issues. We tried to make the
   behavior synchronous a while ago but that led to lockdep splats. Waiman
   took another stab at cleaning up and making it synchronous. The patch has
   been in -next for well over a month and there haven't been any complaints,
   so fingers crossed.
 
 - Tracepoints added to help understanding rstat lock contentions.
 
 - A bunch of minor changes - doc updates, code cleanups and selftests.
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Merge tag 'cgroup-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup

Pull cgroup updates from Tejun Heo:

 - The locking around cpuset hotplug processing has always been a bit of
   mess which was worked around by making hotplug processing
   asynchronous. The asynchronity isn't great and led to other issues.

   We tried to make the behavior synchronous a while ago but that led to
   lockdep splats. Waiman took another stab at cleaning up and making it
   synchronous. The patch has been in -next for well over a month and
   there haven't been any complaints, so fingers crossed.

 - Tracepoints added to help understanding rstat lock contentions.

 - A bunch of minor changes - doc updates, code cleanups and selftests.

* tag 'cgroup-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: (24 commits)
  cgroup/rstat: add cgroup_rstat_cpu_lock helpers and tracepoints
  selftests/cgroup: Drop define _GNU_SOURCE
  docs: cgroup-v1: Update page cache removal functions
  selftests/cgroup: fix uninitialized variables in test_zswap.c
  selftests/cgroup: cpu_hogger init: use {} instead of {NULL}
  selftests/cgroup: fix clang warnings: uninitialized fd variable
  selftests/cgroup: fix clang build failures for abs() calls
  cgroup/cpuset: Remove outdated comment in sched_partition_write()
  cgroup/cpuset: Fix incorrect top_cpuset flags
  cgroup/cpuset: Avoid clearing CS_SCHED_LOAD_BALANCE twice
  cgroup/cpuset: Statically initialize more members of top_cpuset
  cgroup: Avoid unnecessary looping in cgroup_no_v1()
  cgroup, legacy_freezer: update comment for freezer_css_offline()
  docs, cgroup: add entries for pids to cgroup-v2.rst
  cgroup: don't call cgroup1_pidlist_destroy_all() for v2
  cgroup_freezer: update comment for freezer_css_online()
  cgroup/rstat: desc member cgrp in cgroup_rstat_flush_release
  cgroup/rstat: add cgroup_rstat_lock helpers and tracepoints
  cgroup/pids: Remove superfluous zeroing
  docs: cgroup-v1: Fix description for css_online
  ...
2024-05-15 17:06:08 -07:00
Stephen Brennan
1a7d0890dd kprobe/ftrace: bail out if ftrace was killed
If an error happens in ftrace, ftrace_kill() will prevent disarming
kprobes. Eventually, the ftrace_ops associated with the kprobes will be
freed, yet the kprobes will still be active, and when triggered, they
will use the freed memory, likely resulting in a page fault and panic.

This behavior can be reproduced quite easily, by creating a kprobe and
then triggering a ftrace_kill(). For simplicity, we can simulate an
ftrace error with a kernel module like [1]:

[1]: https://github.com/brenns10/kernel_stuff/tree/master/ftrace_killer

  sudo perf probe --add commit_creds
  sudo perf trace -e probe:commit_creds
  # In another terminal
  make
  sudo insmod ftrace_killer.ko  # calls ftrace_kill(), simulating bug
  # Back to perf terminal
  # ctrl-c
  sudo perf probe --del commit_creds

After a short period, a page fault and panic would occur as the kprobe
continues to execute and uses the freed ftrace_ops. While ftrace_kill()
is supposed to be used only in extreme circumstances, it is invoked in
FTRACE_WARN_ON() and so there are many places where an unexpected bug
could be triggered, yet the system may continue operating, possibly
without the administrator noticing. If ftrace_kill() does not panic the
system, then we should do everything we can to continue operating,
rather than leave a ticking time bomb.

Link: https://lore.kernel.org/all/20240501162956.229427-1-stephen.s.brennan@oracle.com/

Signed-off-by: Stephen Brennan <stephen.s.brennan@oracle.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Acked-by: Guo Ren <guoren@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
2024-05-16 07:23:30 +09:00
Linus Torvalds
f4b0c4b508 ARM:
* Move a lot of state that was previously stored on a per vcpu
   basis into a per-CPU area, because it is only pertinent to the
   host while the vcpu is loaded. This results in better state
   tracking, and a smaller vcpu structure.
 
 * Add full handling of the ERET/ERETAA/ERETAB instructions in
   nested virtualisation. The last two instructions also require
   emulating part of the pointer authentication extension.
   As a result, the trap handling of pointer authentication has
   been greatly simplified.
 
 * Turn the global (and not very scalable) LPI translation cache
   into a per-ITS, scalable cache, making non directly injected
   LPIs much cheaper to make visible to the vcpu.
 
 * A batch of pKVM patches, mostly fixes and cleanups, as the
   upstreaming process seems to be resuming. Fingers crossed!
 
 * Allocate PPIs and SGIs outside of the vcpu structure, allowing
   for smaller EL2 mapping and some flexibility in implementing
   more or less than 32 private IRQs.
 
 * Purge stale mpidr_data if a vcpu is created after the MPIDR
   map has been created.
 
 * Preserve vcpu-specific ID registers across a vcpu reset.
 
 * Various minor cleanups and improvements.
 
 LoongArch:
 
 * Add ParaVirt IPI support.
 
 * Add software breakpoint support.
 
 * Add mmio trace events support.
 
 RISC-V:
 
 * Support guest breakpoints using ebreak
 
 * Introduce per-VCPU mp_state_lock and reset_cntx_lock
 
 * Virtualize SBI PMU snapshot and counter overflow interrupts
 
 * New selftests for SBI PMU and Guest ebreak
 
 * Some preparatory work for both TDX and SNP page fault handling.
   This also cleans up the page fault path, so that the priorities
   of various kinds of fauls (private page, no memory, write
   to read-only slot, etc.) are easier to follow.
 
 x86:
 
 * Minimize amount of time that shadow PTEs remain in the special
   REMOVED_SPTE state.  This is a state where the mmu_lock is held for
   reading but concurrent accesses to the PTE have to spin; shortening
   its use allows other vCPUs to repopulate the zapped region while
   the zapper finishes tearing down the old, defunct page tables.
 
 * Advertise the max mappable GPA in the "guest MAXPHYADDR" CPUID field,
   which is defined by hardware but left for software use.  This lets KVM
   communicate its inability to map GPAs that set bits 51:48 on hosts
   without 5-level nested page tables.  Guest firmware is expected to
   use the information when mapping BARs; this avoids that they end up at
   a legal, but unmappable, GPA.
 
 * Fixed a bug where KVM would not reject accesses to MSR that aren't
   supposed to exist given the vCPU model and/or KVM configuration.
 
 * As usual, a bunch of code cleanups.
 
 x86 (AMD):
 
 * Implement a new and improved API to initialize SEV and SEV-ES VMs, which
   will also be extendable to SEV-SNP.  The new API specifies the desired
   encryption in KVM_CREATE_VM and then separately initializes the VM.
   The new API also allows customizing the desired set of VMSA features;
   the features affect the measurement of the VM's initial state, and
   therefore enabling them cannot be done tout court by the hypervisor.
 
   While at it, the new API includes two bugfixes that couldn't be
   applied to the old one without a flag day in userspace or without
   affecting the initial measurement.  When a SEV-ES VM is created with
   the new VM type, KVM_GET_REGS/KVM_SET_REGS and friends are
   rejected once the VMSA has been encrypted.  Also, the FPU and AVX
   state will be synchronized and encrypted too.
 
 * Support for GHCB version 2 as applicable to SEV-ES guests.  This, once
   more, is only accessible when using the new KVM_SEV_INIT2 flow for
   initialization of SEV-ES VMs.
 
 x86 (Intel):
 
 * An initial bunch of prerequisite patches for Intel TDX were merged.
   They generally don't do anything interesting.  The only somewhat user
   visible change is a new debugging mode that checks that KVM's MMU
   never triggers a #VE virtualization exception in the guest.
 
 * Clear vmcs.EXIT_QUALIFICATION when synthesizing an EPT Misconfig VM-Exit to
   L1, as per the SDM.
 
 Generic:
 
 * Use vfree() instead of kvfree() for allocations that always use vcalloc()
   or __vcalloc().
 
 * Remove .change_pte() MMU notifier - the changes to non-KVM code are
   small and Andrew Morton asked that I also take those through the KVM
   tree.  The callback was only ever implemented by KVM (which was also the
   original user of MMU notifiers) but it had been nonfunctional ever since
   calls to set_pte_at_notify were wrapped with invalidate_range_start
   and invalidate_range_end... in 2012.
 
 Selftests:
 
 * Enhance the demand paging test to allow for better reporting and stressing
   of UFFD performance.
 
 * Convert the steal time test to generate TAP-friendly output.
 
 * Fix a flaky false positive in the xen_shinfo_test due to comparing elapsed
   time across two different clock domains.
 
 * Skip the MONITOR/MWAIT test if the host doesn't actually support MWAIT.
 
 * Avoid unnecessary use of "sudo" in the NX hugepage test wrapper shell
   script, to play nice with running in a minimal userspace environment.
 
 * Allow skipping the RSEQ test's sanity check that the vCPU was able to
   complete a reasonable number of KVM_RUNs, as the assert can fail on a
   completely valid setup.  If the test is run on a large-ish system that is
   otherwise idle, and the test isn't affined to a low-ish number of CPUs, the
   vCPU task can be repeatedly migrated to CPUs that are in deep sleep states,
   which results in the vCPU having very little net runtime before the next
   migration due to high wakeup latencies.
 
 * Define _GNU_SOURCE for all selftests to fix a warning that was introduced by
   a change to kselftest_harness.h late in the 6.9 cycle, and because forcing
   every test to #define _GNU_SOURCE is painful.
 
 * Provide a global pseudo-RNG instance for all tests, so that library code can
   generate random, but determinstic numbers.
 
 * Use the global pRNG to randomly force emulation of select writes from guest
   code on x86, e.g. to help validate KVM's emulation of locked accesses.
 
 * Allocate and initialize x86's GDT, IDT, TSS, segments, and default exception
   handlers at VM creation, instead of forcing tests to manually trigger the
   related setup.
 
 Documentation:
 
 * Fix a goof in the KVM_CREATE_GUEST_MEMFD documentation.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
 "ARM:

   - Move a lot of state that was previously stored on a per vcpu basis
     into a per-CPU area, because it is only pertinent to the host while
     the vcpu is loaded. This results in better state tracking, and a
     smaller vcpu structure.

   - Add full handling of the ERET/ERETAA/ERETAB instructions in nested
     virtualisation. The last two instructions also require emulating
     part of the pointer authentication extension. As a result, the trap
     handling of pointer authentication has been greatly simplified.

   - Turn the global (and not very scalable) LPI translation cache into
     a per-ITS, scalable cache, making non directly injected LPIs much
     cheaper to make visible to the vcpu.

   - A batch of pKVM patches, mostly fixes and cleanups, as the
     upstreaming process seems to be resuming. Fingers crossed!

   - Allocate PPIs and SGIs outside of the vcpu structure, allowing for
     smaller EL2 mapping and some flexibility in implementing more or
     less than 32 private IRQs.

   - Purge stale mpidr_data if a vcpu is created after the MPIDR map has
     been created.

   - Preserve vcpu-specific ID registers across a vcpu reset.

   - Various minor cleanups and improvements.

  LoongArch:

   - Add ParaVirt IPI support

   - Add software breakpoint support

   - Add mmio trace events support

  RISC-V:

   - Support guest breakpoints using ebreak

   - Introduce per-VCPU mp_state_lock and reset_cntx_lock

   - Virtualize SBI PMU snapshot and counter overflow interrupts

   - New selftests for SBI PMU and Guest ebreak

   - Some preparatory work for both TDX and SNP page fault handling.

     This also cleans up the page fault path, so that the priorities of
     various kinds of fauls (private page, no memory, write to read-only
     slot, etc.) are easier to follow.

  x86:

   - Minimize amount of time that shadow PTEs remain in the special
     REMOVED_SPTE state.

     This is a state where the mmu_lock is held for reading but
     concurrent accesses to the PTE have to spin; shortening its use
     allows other vCPUs to repopulate the zapped region while the zapper
     finishes tearing down the old, defunct page tables.

   - Advertise the max mappable GPA in the "guest MAXPHYADDR" CPUID
     field, which is defined by hardware but left for software use.

     This lets KVM communicate its inability to map GPAs that set bits
     51:48 on hosts without 5-level nested page tables. Guest firmware
     is expected to use the information when mapping BARs; this avoids
     that they end up at a legal, but unmappable, GPA.

   - Fixed a bug where KVM would not reject accesses to MSR that aren't
     supposed to exist given the vCPU model and/or KVM configuration.

   - As usual, a bunch of code cleanups.

  x86 (AMD):

   - Implement a new and improved API to initialize SEV and SEV-ES VMs,
     which will also be extendable to SEV-SNP.

     The new API specifies the desired encryption in KVM_CREATE_VM and
     then separately initializes the VM. The new API also allows
     customizing the desired set of VMSA features; the features affect
     the measurement of the VM's initial state, and therefore enabling
     them cannot be done tout court by the hypervisor.

     While at it, the new API includes two bugfixes that couldn't be
     applied to the old one without a flag day in userspace or without
     affecting the initial measurement. When a SEV-ES VM is created with
     the new VM type, KVM_GET_REGS/KVM_SET_REGS and friends are rejected
     once the VMSA has been encrypted. Also, the FPU and AVX state will
     be synchronized and encrypted too.

   - Support for GHCB version 2 as applicable to SEV-ES guests.

     This, once more, is only accessible when using the new
     KVM_SEV_INIT2 flow for initialization of SEV-ES VMs.

  x86 (Intel):

   - An initial bunch of prerequisite patches for Intel TDX were merged.

     They generally don't do anything interesting. The only somewhat
     user visible change is a new debugging mode that checks that KVM's
     MMU never triggers a #VE virtualization exception in the guest.

   - Clear vmcs.EXIT_QUALIFICATION when synthesizing an EPT Misconfig
     VM-Exit to L1, as per the SDM.

  Generic:

   - Use vfree() instead of kvfree() for allocations that always use
     vcalloc() or __vcalloc().

   - Remove .change_pte() MMU notifier - the changes to non-KVM code are
     small and Andrew Morton asked that I also take those through the
     KVM tree.

     The callback was only ever implemented by KVM (which was also the
     original user of MMU notifiers) but it had been nonfunctional ever
     since calls to set_pte_at_notify were wrapped with
     invalidate_range_start and invalidate_range_end... in 2012.

  Selftests:

   - Enhance the demand paging test to allow for better reporting and
     stressing of UFFD performance.

   - Convert the steal time test to generate TAP-friendly output.

   - Fix a flaky false positive in the xen_shinfo_test due to comparing
     elapsed time across two different clock domains.

   - Skip the MONITOR/MWAIT test if the host doesn't actually support
     MWAIT.

   - Avoid unnecessary use of "sudo" in the NX hugepage test wrapper
     shell script, to play nice with running in a minimal userspace
     environment.

   - Allow skipping the RSEQ test's sanity check that the vCPU was able
     to complete a reasonable number of KVM_RUNs, as the assert can fail
     on a completely valid setup.

     If the test is run on a large-ish system that is otherwise idle,
     and the test isn't affined to a low-ish number of CPUs, the vCPU
     task can be repeatedly migrated to CPUs that are in deep sleep
     states, which results in the vCPU having very little net runtime
     before the next migration due to high wakeup latencies.

   - Define _GNU_SOURCE for all selftests to fix a warning that was
     introduced by a change to kselftest_harness.h late in the 6.9
     cycle, and because forcing every test to #define _GNU_SOURCE is
     painful.

   - Provide a global pseudo-RNG instance for all tests, so that library
     code can generate random, but determinstic numbers.

   - Use the global pRNG to randomly force emulation of select writes
     from guest code on x86, e.g. to help validate KVM's emulation of
     locked accesses.

   - Allocate and initialize x86's GDT, IDT, TSS, segments, and default
     exception handlers at VM creation, instead of forcing tests to
     manually trigger the related setup.

  Documentation:

   - Fix a goof in the KVM_CREATE_GUEST_MEMFD documentation"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (225 commits)
  selftests/kvm: remove dead file
  KVM: selftests: arm64: Test vCPU-scoped feature ID registers
  KVM: selftests: arm64: Test that feature ID regs survive a reset
  KVM: selftests: arm64: Store expected register value in set_id_regs
  KVM: selftests: arm64: Rename helper in set_id_regs to imply VM scope
  KVM: arm64: Only reset vCPU-scoped feature ID regs once
  KVM: arm64: Reset VM feature ID regs from kvm_reset_sys_regs()
  KVM: arm64: Rename is_id_reg() to imply VM scope
  KVM: arm64: Destroy mpidr_data for 'late' vCPU creation
  KVM: arm64: Use hVHE in pKVM by default on CPUs with VHE support
  KVM: arm64: Fix hvhe/nvhe early alias parsing
  KVM: SEV: Allow per-guest configuration of GHCB protocol version
  KVM: SEV: Add GHCB handling for termination requests
  KVM: SEV: Add GHCB handling for Hypervisor Feature Support requests
  KVM: SEV: Add support to handle AP reset MSR protocol
  KVM: x86: Explicitly zero kvm_caps during vendor module load
  KVM: x86: Fully re-initialize supported_mce_cap on vendor module load
  KVM: x86: Fully re-initialize supported_vm_types on vendor module load
  KVM: x86/mmu: Sanity check that __kvm_faultin_pfn() doesn't create noslot pfns
  KVM: x86/mmu: Initialize kvm_page_fault's pfn and hva to error values
  ...
2024-05-15 14:46:43 -07:00
Tejun Heo
a2a58909cf Merge branch 'for-6.10' into test-merge-for-6.10 2024-05-15 11:40:33 -10:00
Linus Torvalds
2e9250022e CXL changes for v6.10 merge window
Topics:
 - Add CXL log related mailbox commands
   - Add Get Log Capabilities command
   - Add Get Supported Log Sub-List Commands command
   - Add Clear Log command
 - Add series for HPA to DPA translation for CXL events cxl_dram and cxl_general_media
 - Add support to send CPER records to CXL for more detailed parsing.
 
 Misc changes and fixes:
 - Fix for compile warning of cxl_security_ops
 - Add debug message for invalid interleave granularity
 - Enhancement to cxl-test event testing
 - Add dev_warn() on unsupported mixed mode decoder
 - Fix use of phys_to_target_node() for x86
 - Use helper function for decoder enum instead of open coding
 - Include missing headers for cxl-event
 - Fix MAINTAINERS file entry
 - Fix cxlr_pmem memory leak
 - Cleanup __cxl_parse_cfmws via scope-based resource menagement
 - Convert cxl_pmem_region_alloc() to scope-based resource management
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Merge tag 'cxl-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

Pull CXL updates from Dave Jiang:

 - Three CXL mailbox passthrough commands are added to support the
   populating and clearing of vendor debug logs:
     - Get Log Capabilities
     - Get Supported Log Sub-List Commands
     - Clear Log

 - Add support of Device Phyiscal Address (DPA) to Host Physical Address
   (HPA) translation for CXL events of cxl_dram and cxl_general media.

   This allows user space to figure out which CXL region the event
   occured via trace event.

 - Connect CXL to CPER reporting.

   If a device is configured for firmware first, CXL event records are
   not sent directly to the host. Those records are reported through EFI
   Common Platform Error Records (CPER). Add support to route the CPER
   records through the CXL sub-system in order to provide DPA to HPA
   translation and also event decoding and tracing. This is useful for
   users to determine which system issues may correspond to specific
   hardware events.

 - A number of misc cleanups and fixes:
     - Fix for compile warning of cxl_security_ops
     - Add debug message for invalid interleave granularity
     - Enhancement to cxl-test event testing
     - Add dev_warn() on unsupported mixed mode decoder
     - Fix use of phys_to_target_node() for x86
     - Use helper function for decoder enum instead of open coding
     - Include missing headers for cxl-event
     - Fix MAINTAINERS file entry
     - Fix cxlr_pmem memory leak
     - Cleanup __cxl_parse_cfmws via scope-based resource menagement
     - Convert cxl_pmem_region_alloc() to scope-based resource management

* tag 'cxl-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (21 commits)
  cxl/cper: Remove duplicated GUID defines
  cxl/cper: Fix non-ACPI-APEI-GHES build
  cxl/pci: Process CPER events
  acpi/ghes: Process CXL Component Events
  cxl/region: Convert cxl_pmem_region_alloc to scope-based resource management
  cxl/acpi: Cleanup __cxl_parse_cfmws()
  cxl/region: Fix cxlr_pmem leaks
  cxl/core: Add region info to cxl_general_media and cxl_dram events
  cxl/region: Move cxl_trace_hpa() work to the region driver
  cxl/region: Move cxl_dpa_to_region() work to the region driver
  cxl/trace: Correct DPA field masks for general_media & dram events
  MAINTAINERS: repair file entry in COMPUTE EXPRESS LINK
  cxl/cxl-event: include missing <linux/types.h> and <linux/uuid.h>
  cxl/hdm: Debug, use decoder name function
  cxl: Fix use of phys_to_target_node() for x86
  cxl/hdm: dev_warn() on unsupported mixed mode decoder
  cxl/test: Enhance event testing
  cxl/hdm: Add debug message for invalid interleave granularity
  cxl: Fix compile warning for cxl_security_ops extern
  cxl/mbox: Add Clear Log mailbox command
  ...
2024-05-15 14:32:27 -07:00
Linus Torvalds
c405aa3ea3 Updates for nvdimm for 6.10
Code cleanups, remove duplicate code, and updates for current
 interfaces.
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Merge tag 'libnvdimm-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

Pull nvdimm updates from Ira Weiny:
 "The changes include removing duplicate code and updating the nvdimm
  tree to the current kernel interfaces such as using const for struct
  device_type and changing the platform remove callback signature"

* tag 'libnvdimm-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  dax: remove redundant assignment to variable rc
  ndtest: Convert to platform remove callback returning void
  nvdimm/btt: always set max_integrity_segments
  nvdimm: remove nd_integrity_init
  dax: constify the struct device_type usage
  powerpc/papr_scm: Move duplicate definitions to common header files
2024-05-15 14:28:56 -07:00
Linus Torvalds
a49468240e Modules changes for v6.10-rc1
Finally something fun. Mike Rapoport does some cleanup to allow us to
 take out module_alloc() out of modules into a new paint shedded execmem_alloc()
 and execmem_free() so to make emphasis these helpers are actually used outside
 of modules. It starts with a no-functional changes API rename / placeholders
 to then allow architectures to define their requirements into a new shiny
 struct execmem_info with ranges, and requirements for those ranges. Archs
 now can intitialize this execmem_info as the last part of mm_core_init() if
 they have to diverge from the norm. Each range is a known type clearly
 articulated and spelled out in enum execmem_type.
 
 Although a lot of this is major cleanup and prep work for future enhancements an
 immediate clear gain is we get to enable KPROBES without MODULES now. That is
 ultimately what motiviated to pick this work up again, now with smaller goal as
 concrete stepping stone.
 
 This has been sitting on linux-next for a little less than a month, a few issues
 were found already and fixed, in particular an odd mips boot issue. Arch folks
 reviewed the code too. This is ready for wider exposure and testing.
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Merge tag 'modules-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux

Pull modules updates from Luis Chamberlain:
 "Finally something fun. Mike Rapoport does some cleanup to allow us to
  take out module_alloc() out of modules into a new paint shedded
  execmem_alloc() and execmem_free() so to make emphasis these helpers
  are actually used outside of modules.

  It starts with a non-functional changes API rename / placeholders to
  then allow architectures to define their requirements into a new shiny
  struct execmem_info with ranges, and requirements for those ranges.

  Archs now can intitialize this execmem_info as the last part of
  mm_core_init() if they have to diverge from the norm. Each range is a
  known type clearly articulated and spelled out in enum execmem_type.

  Although a lot of this is major cleanup and prep work for future
  enhancements an immediate clear gain is we get to enable KPROBES
  without MODULES now. That is ultimately what motiviated to pick this
  work up again, now with smaller goal as concrete stepping stone"

* tag 'modules-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux:
  bpf: remove CONFIG_BPF_JIT dependency on CONFIG_MODULES of
  kprobes: remove dependency on CONFIG_MODULES
  powerpc: use CONFIG_EXECMEM instead of CONFIG_MODULES where appropriate
  x86/ftrace: enable dynamic ftrace without CONFIG_MODULES
  arch: make execmem setup available regardless of CONFIG_MODULES
  powerpc: extend execmem_params for kprobes allocations
  arm64: extend execmem_info for generated code allocations
  riscv: extend execmem_params for generated code allocations
  mm/execmem, arch: convert remaining overrides of module_alloc to execmem
  mm/execmem, arch: convert simple overrides of module_alloc to execmem
  mm: introduce execmem_alloc() and execmem_free()
  module: make module_memory_{alloc,free} more self-contained
  sparc: simplify module_alloc()
  nios2: define virtual address space for modules
  mips: module: rename MODULE_START to MODULES_VADDR
  arm64: module: remove unneeded call to kasan_alloc_module_shadow()
  kallsyms: replace deprecated strncpy with strscpy
  module: allow UNUSED_KSYMS_WHITELIST to be relative against objtree.
2024-05-15 14:05:08 -07:00
Geert Uytterhoeven
eebadafc3b ARM: 9398/1: Fix userspace enter on LPAE with CC_OPTIMIZE_FOR_SIZE=y
Booting an LPAE-enabled kernel built with CONFIG_CC_OPTIMIZE_FOR_SIZE=y
fails when starting userspace:

    Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004
    CPU: 1 PID: 1 Comm: init Tainted: G        W        N 6.9.0-rc1-koelsch-00004-g7af5b901e847 #1930
    Hardware name: Generic R-Car Gen2 (Flattened Device Tree)
    Call trace:
     unwind_backtrace from show_stack+0x10/0x14
     show_stack from dump_stack_lvl+0x78/0xa8
     dump_stack_lvl from panic+0x118/0x398
     panic from do_exit+0x1ec/0x938
     do_exit from sys_exit_group+0x0/0x10
    ---[ end Kernel panic - not syncing: Attempted to kill init!  exitcode=0x00000004 ]---

Add the missing memory clobber to cpu_set_ttbcr(), as suggested by
Russell King.

Force inlining of uaccess_save_and_enable(), as suggested by Ard
Biesheuvel.

The latter fixes booting on Koelsch.

Closes: https://lore.kernel.org/r/CAMuHMdWTAJcZ9BReWNhpmsgkOzQxLNb5OhNYxzxv6D5TSh2fwQ@mail.gmail.com/

Fixes: 7af5b901e8 ("ARM: 9358/2: Implement PAN for LPAE by TTBR0 page table walks disablement")
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
2024-05-15 21:41:08 +01:00
Linus Torvalds
8c06da67d0 Livepatching changes for 6.10
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Merge tag 'livepatching-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching

Pull livepatching update from Petr Mladek:

 - Use more informative names for the livepatch transition states

* tag 'livepatching-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching:
  livepatch: Rename KLP_* to KLP_TRANSITION_*
2024-05-15 13:07:49 -07:00
Linus Torvalds
a19264d086 printk changes for 6.10
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Merge tag 'printk-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux

Pull printk updates from Petr Mladek:

 - Use no_printk() instead of "if (0) printk()" constructs to avoid
   generating printk index for messages disabled at compile time

 - Remove deprecated strncpy/strcpy from printk.c

 - Remove redundant CONFIG_BASE_FULL in favor of CONFIG_BASE_SMALL

* tag 'printk-for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux:
  printk: cleanup deprecated uses of strncpy/strcpy
  printk: Remove redundant CONFIG_BASE_FULL
  printk: Change type of CONFIG_BASE_SMALL to bool
  printk: Fix LOG_CPU_MAX_BUF_SHIFT when BASE_SMALL is enabled
  ceph: Use no_printk() helper
  dyndbg: Use *no_printk() helpers
  dev_printk: Add and use dev_no_printk()
  printk: Let no_printk() use _printk()
2024-05-15 12:34:46 -07:00
Linus Torvalds
1ab1bd2f6a four smb client fixes, including three important fixes to recent netfs regressions
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Merge tag '6.10-rc-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client updates from Steve French:

 - three important fixes to recent netfs conversion to fix various
   xfstest failures, and rmmod oops

 - cleanup patch to fix various GCC-14 warnings

* tag '6.10-rc-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  smb3: fix perf regression with cached writes with netfs conversion
  cifs: Fix locking in cifs_strict_readv()
  cifs: Change from mempool_destroy to mempool_exit for request pools
  smb: smb2pdu.h: Avoid -Wflex-array-member-not-at-end warnings
2024-05-15 11:37:15 -07:00
Paolo Bonzini
cba23f333f selftests/kvm: remove dead file
This file was supposed to be removed in commit 2b7deea3ec ("Revert
"kvm: selftests: move base kvm_util.h declarations to kvm_util_base.h""),
but it survived.  Remove it now.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2024-05-15 13:40:16 -04:00
Linus Torvalds
33e02dc69a sound updates for 6.10-rc1
This one became bigger than usual, not in the total size but rather
 containing lots of small changes all over the places.  The majority of
 changes are about ASoC, especially SOF / Intel stuff, and we see an
 interesting work for ASoC DAPM graph visualization, while there are
 many other code cleanup and refactoring, too.
 
 Core:
 - A deadlock fix at device disconnection
 - A new tool dapm-graph for visualising the DAPM state
 
 ASoC:
 - Large updates throughout the Intel audio drivers
 - Fixes and clarifications for the DAPM documentation
 - Cleanups of accessors for driver data, module labelling, and for
   constification
 - Modernsation and cleanup work in the Mediatek drivers
 - Several fixes and features for the DaVinci I2S driver
 - New drivers for several AMD and Intel platforms, Nuvoton NAU8325,
   Rockchip RK3308 and Texas Instruments PCM6240
 
 HD-audio:
 - Cleanup for CONFIG_PM dependencies
 - Cirrus HD-audio codec fixes and quirks
 
 Others:
 - Series of tree-wide fixes in Makefiles to use *-y
 - Additions of missing module descriptions
 - Scarlett2 USB mixer enhancements
 - A series of legacy emu10k1 fixes and improvements
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Merge tag 'sound-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "This one became bigger than usual, not in the total size but rather
  containing lots of small changes all over the places.

  The majority of changes are about ASoC, especially SOF / Intel stuff,
  and we see an interesting work for ASoC DAPM graph visualization,
  while there are many other code cleanup and refactoring, too.

  Core:
   - A deadlock fix at device disconnection
   - A new tool dapm-graph for visualising the DAPM state

  ASoC:
   - Large updates throughout the Intel audio drivers
   - Fixes and clarifications for the DAPM documentation
   - Cleanups of accessors for driver data, module labelling, and for
     constification
   - Modernsation and cleanup work in the Mediatek drivers
   - Several fixes and features for the DaVinci I2S driver
   - New drivers for several AMD and Intel platforms, Nuvoton NAU8325,
     Rockchip RK3308 and Texas Instruments PCM6240

  HD-audio:
   - Cleanup for CONFIG_PM dependencies
   - Cirrus HD-audio codec fixes and quirks

  Others:
   - Series of tree-wide fixes in Makefiles to use *-y
   - Additions of missing module descriptions
   - Scarlett2 USB mixer enhancements
   - A series of legacy emu10k1 fixes and improvements"

* tag 'sound-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (603 commits)
  ALSA: hda/realtek: Drop doubly quirk entry for 103c:8a2e
  ALSA: hda/realtek - fixed headset Mic not show
  ASoC: SOF: amd: Fix build error with built-in config
  ALSA: scarlett2: Increase mixer range to +12dB
  ALSA: scarlett2: Add S/PDIF source selection controls
  ALSA: core: Remove superfluous CONFIG_PM
  ALSA: Fix deadlocks with kctl removals at disconnection
  ASoC: audio-graph-card2: call of_node_get() before of_get_next_child()
  ASoC: SOF: amd: Correct spaces in Makefile
  ASoC: rt715-sdca-sdw: Fix wrong complete waiting in rt715_dev_resume()
  ASoC: Intel: sof_sdw_rt_amp: use dai parameter
  ASoC: Intel: sof_sdw: add dai parameter to rtd_init callback
  ASoC: Intel: sof_sdw: use .controls/.widgets to add controls/widgets
  ASoC: Intel: sof_sdw: add controls and dapm widgets in codec_info
  ASoC: Intel: sof_sdw: use generic name for controls/widgets
  ASoC: Intel: sof_sdw_cs_amp: rename Speakers to Speaker
  ASoC: Intel: maxim-common: change max98373 data to static
  ASoC: Intel: sof_sdw: add max98373 dapm routes
  ASoC: Intel: sof_rt5682: use max_98373_dai_link function
  ASoC: Intel: sof_nau8825: use max_98373_dai_link function
  ...
2024-05-15 10:02:36 -07:00
Linus Torvalds
d34672777d fbdev fixes and cleanups for 6.10-rc1:
Code cleanups for offb, shmobile, sisfb, savage, au1200fb, uvesafb,
 omap2 and sh7760fb, as well as the addition of some HAS_IOPORT
 dependencies and adjustment of generated logo file to make build
 reproducible.
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Merge tag 'fbdev-for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev

Pull fbdev updates from Helge Deller:
 "Code cleanups for offb, shmobile, sisfb, savage, au1200fb, uvesafb,
  omap2 and sh7760fb, as well as the addition of some HAS_IOPORT
  dependencies and adjustment of generated logo file to make build
  reproducible"

* tag 'fbdev-for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev:
  fbdev: offb: replace of_node_put with __free(device_node)
  fbdev: savage: Handle err return when savagefb_check_var failed
  video: hdmi: prefer length specifier in format over string copying
  fbdev: uvesafb: replace deprecated strncpy with strscpy_pad
  fbdev: au1200fb: replace deprecated strncpy with strscpy
  fbdev: fsl-diu-fb: replace deprecated strncpy with strscpy_pad
  video: logo: Drop full path of the input filename in generated file
  fbdev: add HAS_IOPORT dependencies
  fbdev: sh7760fb: allow modular build
  fbdev: sisfb: hide unused variables
  fbdev: shmobile: fix snprintf truncation
  fbdev: omap2: replace of_graph_get_next_endpoint()
2024-05-15 09:53:06 -07:00
Linus Torvalds
db5d28c0bf drm for 6.10-rc1
new drivers:
 - panthor: ARM Mali/Immortalis CSF-based GPU driver
 
 core:
 - add a CONFIG_DRM_WERROR option
 - make more headers self-contained
 - grab resv lock in pin/unpin
 - fix vmap resv locking
 - EDID/eDP panel matching
 - Kconfig cleanups
 - DT sound bindings
 - Add SIZE_HINTS property for cursor planes
 - Add struct drm_edid_product_id and helpers.
 - Use drm device based logging in more drm functions.
 - drop seq_file.h from a bunch of places
 - use drm_edid driver conversions
 
 dp:
 - DP Tunnel documentation
 - MST read sideband cap
 - Adaptive sync SDP prep work
 
 ttm:
 - improve placement for TTM BOs in idle/busy handling
 
 panic:
 - Fixes for drm-panic, and option to test it.
 - Add drm panic to simpledrm, mgag200, imx, ast
 
 bridge:
 - improve init ordering
 - adv7511: allow GPIO pin sharing
 - tc358775: add tc358675 support
 
 panel:
 - AUO B120XAN01.0
 - Samsung s6e3fa7
 - BOE NT116WHM-N44
 - CMN N116BCA-EA1,
 - CrystalClear CMT430B19N00
 - Startek KD050HDFIA020-C020A
 - powertip PH128800T006-ZHC01
 - Innolux G121X1-L03
 - LG sw43408
 - Khadas TS050 V2
 - EDO RM69380 OLED
 - CSOT MNB601LS1-1
 
 amdgpu:
 - HDCP/ODM/RAS fixes
 - Devcoredump improvements
 - Expose VCN activity via sysfs
 - SMY 13.0.x updates
 - Enable fast updates on DCN 3.1.4
 - Add dclk and vclk reporting on additional devices
 - Add ACA RAS infrastructure
 - Implement TLB flush fence
 - EEPROM handling fixes
 - SMUIO 14.0.2 support
 - SMU 14.0.1 Updates
 - SMU 14.0.2 support
 - Sync page table freeing with TLB flushes
 - DML2 refactor
 - DC debug improvements
 - DCN 3.5.x Updates
 - GPU reset fixes
 - HDP fix for second GFX pipe on GC 10.x
 - Enable secondary GFX pipe on GC 10.3
 - Refactor and clean up BACO/BOCO/BAMACO handling
 - Remove invalid TTM resource start check
 - UAF fix in VA IOCTL
 - GPUVM page fault redirection to secondary IH rings for IH 6.x
 - Initial support for mapping kernel queues via MES
 - Fix VRAM memory accounting
 
 amdkfd:
 - MQD handling cleanup
 - Preemption handling fixes for XCDs
 - TLB flush fix for GC 9.4.2
 - Properly clean up workqueue during module unload
 - Fix memory leak process create failure
 - Range check CP bad op exception targets to avoid reporting invalid exceptions to userspace
 - Fix eviction fence handling
 - Fix leak in GPU memory allocation failure case
 - DMABuf import handling fix
 - Enable SQ watchpoint for gfx10
 
 i915:
 - Adding new DG2 PCI ID
 - add context hints for GT frequency
 - enable only one CCS for compute workloads
 - new workarounds
 - Fix UAF on destroy against retire race and remove two earlier partial fixes
 - Limit the reserved VM space to only the platforms that need it
 - Fix gt reset with GuC submission is disable
 - Add and use gt_to_guc() wrapper
 
 i915/xe display:
 - Lunar Lake display enabling, including cdclk and other refactors
 - BIOS/VBT/opregion related refactor
 - Digital port related refactor/clean-up
 - Fix 2s boot time regression on DP panel replay init
 - Remove duplication on audio enable/disable on SDVO and g4x+ DP
 - Disable AuxCCS framebuffers if built for Xe
 - Make crtc disable more atomic
 - Increase DP idle pattern wait timeout to 2ms
 - Start using container_of_const() for some extra const safety
 - Fix Jasper Lake boot freeze
 - Enable MST mode for 128b/132b single-stream sideband
 - Enable Adaptive Sync SDP Support for DP
 - Fix MTL supported DP rates - removal of UHBR13.5
 - PLL refactoring
 - Limit eDP MSO pipe only for display version 20
 - More display refactor towards independence from i915 dev_priv
 - Convert i915/xe fbdev to DRM client
 - More initial work to make display code more independent from i915
 
 xe:
 - improved error capture
 - clean up some uAPI leftovers
 - devcoredump update
 - Add BMG mocs table
 - Handle GSCCS ER interrupt
 - Implement xe2- and GuC workarounds
 - struct xe_device cleanup
 - Hwmon updates
 - Add LRC parsing for more GPU instruction
 - Increase VM_BIND number of per-ioctl Ops
 - drm/xe: Add XE_BO_GGTT_INVALIDATE flag
 - Initial development for SR-IOV support
 - Add new PCI IDs to DG2 platform
 - Move userptr over to start using hmm_range_fault
 
 msm:
 - Switched to generating register header files during build process
   instead of shipping pre-generated headers
 - Merged DPU and MDP4 format databases.
 - DP:
 - Stop using compat string to distinguish DP and eDP cases
 - Added support for X Elite platform (X1E80100)
 - Reworked DP aux/audio support
 - Added SM6350 DP to the bindings
 - GPU:
 - a7xx perfcntr reg fixes
 - MAINTAINERS updates
 - a750 devcoredump support
 
 radeon:
 - Silence UBSAN warnings related to flexible arrays
 
 nouveau:
 - move some uAPI objects to uapi headers
 
 omapdrm:
 - console fix
 
 ast:
 - add i2c polling
 
 qaic:
 - add debugfs entries
 
 exynos:
 - fix platform_driver .owner
 - drop cleanup code
 
 mediatek:
 - Use devm_platform_get_and_ioremap_resource() in mtk_hdmi_ddc_probe()
 - Add GAMMA 12-bit LUT support for MT8188
 - Rename mtk_drm_* to mtk_*
 - Drop driver owner initialization
 - Correct calculation formula of PHY Timing
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Merge tag 'drm-next-2024-05-15' of https://gitlab.freedesktop.org/drm/kernel

Pull drm updates from Dave Airlie:
 "This is the main pull request for the drm subsystems for 6.10.

  In drivers the main thing is a new driver for ARM Mali firmware based
  GPUs, otherwise there are a lot of changes to amdgpu/xe/i915/msm and
  scattered changes to everything else.

  In the core a bunch of headers and Kconfig was refactored, along with
  the addition of a new panic handler which is meant to provide a user
  friendly message when a panic happens and graphical display is
  enabled.

  New drivers:
   - panthor: ARM Mali/Immortalis CSF-based GPU driver

  Core:
   - add a CONFIG_DRM_WERROR option
   - make more headers self-contained
   - grab resv lock in pin/unpin
   - fix vmap resv locking
   - EDID/eDP panel matching
   - Kconfig cleanups
   - DT sound bindings
   - Add SIZE_HINTS property for cursor planes
   - Add struct drm_edid_product_id and helpers.
   - Use drm device based logging in more drm functions.
   - drop seq_file.h from a bunch of places
   - use drm_edid driver conversions

  dp:
   - DP Tunnel documentation
   - MST read sideband cap
   - Adaptive sync SDP prep work

  ttm:
   - improve placement for TTM BOs in idle/busy handling

  panic:
   - Fixes for drm-panic, and option to test it.
   - Add drm panic to simpledrm, mgag200, imx, ast

  bridge:
   - improve init ordering
   - adv7511: allow GPIO pin sharing
   - tc358775: add tc358675 support

  panel:
   - AUO B120XAN01.0
   - Samsung s6e3fa7
   - BOE NT116WHM-N44
   - CMN N116BCA-EA1,
   - CrystalClear CMT430B19N00
   - Startek KD050HDFIA020-C020A
   - powertip PH128800T006-ZHC01
   - Innolux G121X1-L03
   - LG sw43408
   - Khadas TS050 V2
   - EDO RM69380 OLED
   - CSOT MNB601LS1-1

  amdgpu:
   - HDCP/ODM/RAS fixes
   - Devcoredump improvements
   - Expose VCN activity via sysfs
   - SMY 13.0.x updates
   - Enable fast updates on DCN 3.1.4
   - Add dclk and vclk reporting on additional devices
   - Add ACA RAS infrastructure
   - Implement TLB flush fence
   - EEPROM handling fixes
   - SMUIO 14.0.2 support
   - SMU 14.0.1 Updates
   - SMU 14.0.2 support
   - Sync page table freeing with TLB flushes
   - DML2 refactor
   - DC debug improvements
   - DCN 3.5.x Updates
   - GPU reset fixes
   - HDP fix for second GFX pipe on GC 10.x
   - Enable secondary GFX pipe on GC 10.3
   - Refactor and clean up BACO/BOCO/BAMACO handling
   - Remove invalid TTM resource start check
   - UAF fix in VA IOCTL
   - GPUVM page fault redirection to secondary IH rings for IH 6.x
   - Initial support for mapping kernel queues via MES
   - Fix VRAM memory accounting

  amdkfd:
   - MQD handling cleanup
   - Preemption handling fixes for XCDs
   - TLB flush fix for GC 9.4.2
   - Properly clean up workqueue during module unload
   - Fix memory leak process create failure
   - Range check CP bad op exception targets to avoid reporting invalid exceptions to userspace
   - Fix eviction fence handling
   - Fix leak in GPU memory allocation failure case
   - DMABuf import handling fix
   - Enable SQ watchpoint for gfx10

  i915:
   - Adding new DG2 PCI ID
   - add context hints for GT frequency
   - enable only one CCS for compute workloads
   - new workarounds
   - Fix UAF on destroy against retire race and remove two earlier partial fixes
   - Limit the reserved VM space to only the platforms that need it
   - Fix gt reset with GuC submission is disable
   - Add and use gt_to_guc() wrapper

  i915/xe display:
   - Lunar Lake display enabling, including cdclk and other refactors
   - BIOS/VBT/opregion related refactor
   - Digital port related refactor/clean-up
   - Fix 2s boot time regression on DP panel replay init
   - Remove duplication on audio enable/disable on SDVO and g4x+ DP
   - Disable AuxCCS framebuffers if built for Xe
   - Make crtc disable more atomic
   - Increase DP idle pattern wait timeout to 2ms
   - Start using container_of_const() for some extra const safety
   - Fix Jasper Lake boot freeze
   - Enable MST mode for 128b/132b single-stream sideband
   - Enable Adaptive Sync SDP Support for DP
   - Fix MTL supported DP rates - removal of UHBR13.5
   - PLL refactoring
   - Limit eDP MSO pipe only for display version 20
   - More display refactor towards independence from i915 dev_priv
   - Convert i915/xe fbdev to DRM client
   - More initial work to make display code more independent from i915

  xe:
   - improved error capture
   - clean up some uAPI leftovers
   - devcoredump update
   - Add BMG mocs table
   - Handle GSCCS ER interrupt
   - Implement xe2- and GuC workarounds
   - struct xe_device cleanup
   - Hwmon updates
   - Add LRC parsing for more GPU instruction
   - Increase VM_BIND number of per-ioctl Ops
   - drm/xe: Add XE_BO_GGTT_INVALIDATE flag
   - Initial development for SR-IOV support
   - Add new PCI IDs to DG2 platform
   - Move userptr over to start using hmm_range_fault

  msm:
   - Switched to generating register header files during build process
     instead of shipping pre-generated headers
   - Merged DPU and MDP4 format databases.
   - DP:
     - Stop using compat string to distinguish DP and eDP cases
     - Added support for X Elite platform (X1E80100)
     - Reworked DP aux/audio support
     - Added SM6350 DP to the bindings
   - GPU:
     - a7xx perfcntr reg fixes
     - MAINTAINERS updates
     - a750 devcoredump support

  radeon:
   - Silence UBSAN warnings related to flexible arrays

  nouveau:
   - move some uAPI objects to uapi headers

  omapdrm:
   - console fix

  ast:
   - add i2c polling

  qaic:
   - add debugfs entries

  exynos:
   - fix platform_driver .owner
   - drop cleanup code

  mediatek:
   - Use devm_platform_get_and_ioremap_resource() in mtk_hdmi_ddc_probe()
   - Add GAMMA 12-bit LUT support for MT8188
   - Rename mtk_drm_* to mtk_*
   - Drop driver owner initialization
   - Correct calculation formula of PHY Timing"

* tag 'drm-next-2024-05-15' of https://gitlab.freedesktop.org/drm/kernel: (1477 commits)
  drm/xe/ads: Use flexible-array
  drm/xe: Use ordered WQ for G2H handler
  drm/msm/gen_header: allow skipping the validation
  drm/msm/a6xx: Cleanup indexed regs const'ness
  drm/msm: Add devcoredump support for a750
  drm/msm: Adjust a7xx GBIF debugbus dumping
  drm/msm: Update a6xx registers XML
  drm/msm: Fix imported a750 snapshot header for upstream
  drm/msm: Import a750 snapshot registers from kgsl
  MAINTAINERS: Add Konrad Dybcio as a reviewer for the Adreno driver
  MAINTAINERS: Add a separate entry for Qualcomm Adreno GPU drivers
  drm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails
  drm/msm/adreno: fix CP cycles stat retrieval on a7xx
  drm/msm/a7xx: allow writing to CP_BV counter selection registers
  drm: zynqmp_dpsub: Always register bridge
  Revert "drm/bridge: ti-sn65dsi83: Fix enable error path"
  drm/fb_dma: Add checks in drm_fb_dma_get_scanout_buffer()
  drm/fbdev-generic: Do not set physical framebuffer address
  drm/panthor: Fix the FW reset logic
  drm/panthor: Make sure we handle 'unknown group state' case properly
  ...
2024-05-15 09:43:42 -07:00
Linus Torvalds
46c6d2b186 Hi,
Adds a self-test testing PCKS#7 signed data against ECDSA key and
 couple of bug fixes for missing deps.
 
 BR, Jarkko
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Merge tag 'asymmetric-keys-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd

Pull asymmetric keys update from Jarkko Sakkinen:
 "Add a self-test testing PCKS#7 signed data against ECDSA key and
  couple of bug fixes for missing deps"

* tag 'asymmetric-keys-next-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd:
  certs: Add ECDSA signature verification self-test
  certs: Move RSA self-test data to separate file
  KEYS: asymmetric: Add missing dependencies of FIPS_SIGNATURE_SELFTEST
  KEYS: asymmetric: Add missing dependency on CRYPTO_SIG
2024-05-15 09:22:34 -07:00
Linus Torvalds
353ad6c083 integrity-v6.10
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Merge tag 'integrity-v6.10' of ssh://ra.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity

Pull integrity updates from Mimi Zohar:
 "Two IMA changes, one EVM change, a use after free bug fix, and a code
  cleanup to address "-Wflex-array-member-not-at-end" warnings:

   - The existing IMA {ascii, binary}_runtime_measurements lists include
     a hard coded SHA1 hash. To address this limitation, define per TPM
     enabled hash algorithm {ascii, binary}_runtime_measurements lists

   - Close an IMA integrity init_module syscall measurement gap by
     defining a new critical-data record

   - Enable (partial) EVM support on stacked filesystems (overlayfs).
     Only EVM portable & immutable file signatures are copied up, since
     they do not contain filesystem specific metadata"

* tag 'integrity-v6.10' of ssh://ra.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity:
  ima: add crypto agility support for template-hash algorithm
  evm: Rename is_unsupported_fs to is_unsupported_hmac_fs
  fs: Rename SB_I_EVM_UNSUPPORTED to SB_I_EVM_HMAC_UNSUPPORTED
  evm: Enforce signatures on unsupported filesystem for EVM_INIT_X509
  ima: re-evaluate file integrity on file metadata change
  evm: Store and detect metadata inode attributes changes
  ima: Move file-change detection variables into new structure
  evm: Use the metadata inode to calculate metadata hash
  evm: Implement per signature type decision in security_inode_copy_up_xattr
  security: allow finer granularity in permitting copy-up of security xattrs
  ima: Rename backing_inode to real_inode
  integrity: Avoid -Wflex-array-member-not-at-end warnings
  ima: define an init_module critical data record
  ima: Fix use-after-free on a dentry's dname.name
2024-05-15 08:43:02 -07:00
Linus Torvalds
ccae19c623 selinux/stable-6.10 PR 20240513
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Merge tag 'selinux-pr-20240513' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux

Pull selinux updates from Paul Moore:

 - Attempt to pre-allocate the SELinux status page so it doesn't appear
   to userspace that we are skipping SELinux policy sequence numbers

 - Reject invalid SELinux policy bitmaps with an error at policy load
   time

 - Consistently use the same type, u32, for ebitmap offsets

 - Improve the "symhash" hash function for better distribution on common
   policies

 - Correct a number of printk format specifiers in the ebitmap code

 - Improved error checking in sel_write_load()

 - Ensure we have a proper return code in the
   filename_trans_read_helper_compat() function

 - Make better use of the current_sid() helper function

 - Allow for more hash table statistics when debugging is enabled

 - Migrate from printk_ratelimit() to pr_warn_ratelimited()

 - Miscellaneous cleanups and tweaks to selinux_lsm_getattr()

 - More consitification work in the conditional policy space

* tag 'selinux-pr-20240513' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux:
  selinux: constify source policy in cond_policydb_dup()
  selinux: avoid printk_ratelimit()
  selinux: pre-allocate the status page
  selinux: clarify return code in filename_trans_read_helper_compat()
  selinux: use u32 as bit position type in ebitmap code
  selinux: improve symtab string hashing
  selinux: dump statistics for more hash tables
  selinux: make more use of current_sid()
  selinux: update numeric format specifiers for ebitmaps
  selinux: improve error checking in sel_write_load()
  selinux: cleanup selinux_lsm_getattr()
  selinux: reject invalid ebitmaps
2024-05-15 08:36:30 -07:00
Linus Torvalds
4cd4e4b881 lsm/stable-6.10 PR 20240513
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Merge tag 'lsm-pr-20240513' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm

Pull lsm updates from Paul Moore:

 - The security/* portion of the effort to remove the empty sentinel
   elements at the end of the ctl_table arrays

 - Update the file list associated with the LSM / "SECURITY SUBSYSTEM"
   entry in the MAINTAINERS file (and then fix a typo in then update)

* tag 'lsm-pr-20240513' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm:
  MAINTAINERS: repair file entry in SECURITY SUBSYSTEM
  MAINTAINERS: update the LSM file list
  lsm: remove the now superfluous sentinel element from ctl_table array
2024-05-15 08:25:38 -07:00
Helge Deller
d4a5999101 parisc: Define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
Define the HAVE_ARCH_HUGETLB_UNMAPPED_AREA macro like other platforms do in
their page.h files to avoid this compile warning:
arch/parisc/mm/hugetlbpage.c:25:1: warning: no previous prototype for 'hugetlb_get_unmapped_area' [-Wmissing-prototypes]

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org  # 6.0+
Reported-by: John David Anglin <dave.anglin@bell.net>
Tested-by: John David Anglin <dave.anglin@bell.net>
2024-05-15 17:14:26 +02:00
Petr Mladek
dafc2d0f1b Merge branch 'for-6.10-base-small' into for-linus 2024-05-15 11:58:26 +02:00
Hans de Goede
2513563edc platform/x86: Add new MeeGoPad ANX7428 Type-C Cross Switch driver
Some MeeGoPad top-set boxes have an ANX7428 Type-C Switch for USB3.1 Gen 1
and DisplayPort over Type-C alternate mode support.

The ANX7428 has a microcontroller which takes care of the PD negotiation
and automatically sets the builtin Crosspoint Switch to send the right
signal to the 4 highspeed pairs of the Type-C connector. It also takes
care of HPD and AUX channel routing for DP alternate mode.

IOW the ANX7428 operates fully autonomous and to the x5-Z8350 SoC
things look like there simple is a USB-3 Type-A connector and a
separate DisplayPort connector. Except that the BIOS does not
power on the ANX7428 at boot (meh).

Add a driver to power on the ANX7428. This driver is added under
drivers/platform/x86 rather than under drivers/usb/typec for 2 reasons:

1. This driver is specifically written to work with how the ANX7428 is
described in the ACPI tables of the MeeGoPad x86 (Cherry Trail) devices.

2. This driver only powers on the ANX7428 and does not do anything wrt
its Type-C functionality. It should be possible to tell the controller
which data- and/or power-role to negotiate and to swap the role(s) after
negotiation but the MeeGoPad top-set boxes always draw their power from
a separate power-connector and they only support USB host-mode. So this
functionality is unnecessary and due to lack of documentation this is
tricky to support.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20240514180343.70795-1-hdegoede@redhat.com
2024-05-15 10:07:11 +02:00
Steven Rostedt (Google)
b9c6820f02 ring-buffer: Add cast to unsigned long addr passed to virt_to_page()
The sub-buffer pages are held in an unsigned long array, and when it is
passed to virt_to_page() a cast is needed.

Link: https://lore.kernel.org/all/20240515124808.06279d04@canb.auug.org.au/
Link: https://lore.kernel.org/linux-trace-kernel/20240515010558.4abaefdd@rorschach.local.home

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fixes: 117c39200d ("ring-buffer: Introducing ring-buffer mapping functions")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2024-05-15 01:28:42 -04:00
Linus Torvalds
1b294a1f35 Networking changes for 6.10.
Core & protocols
 ----------------
 
  - Complete rework of garbage collection of AF_UNIX sockets.
    AF_UNIX is prone to forming reference count cycles due to fd passing
    functionality. New method based on Tarjan's Strongly Connected Components
    algorithm should be both faster and remove a lot of workarounds
    we accumulated over the years.
 
  - Add TCP fraglist GRO support, allowing chaining multiple TCP packets
    and forwarding them together. Useful for small switches / routers which
    lack basic checksum offload in some scenarios (e.g. PPPoE).
 
  - Support using SMP threads for handling packet backlog i.e. packet
    processing from software interfaces and old drivers which don't
    use NAPI. This helps move the processing out of the softirq jumble.
 
  - Continue work of converting from rtnl lock to RCU protection.
    Don't require rtnl lock when reading: IPv6 routing FIB, IPv6 address
    labels, netdev threaded NAPI sysfs files, bonding driver's sysfs files,
    MPLS devconf, IPv4 FIB rules, netns IDs, tcp metrics, TC Qdiscs,
    neighbor entries, ARP entries via ioctl(SIOCGARP), a lot of the link
    information available via rtnetlink.
 
  - Small optimizations from Eric to UDP wake up handling, memory accounting,
    RPS/RFS implementation, TCP packet sizing etc.
 
  - Allow direct page recycling in the bulk API used by XDP, for +2% PPS.
 
  - Support peek with an offset on TCP sockets.
 
  - Add MPTCP APIs for querying last time packets were received/sent/acked,
    and whether MPTCP "upgrade" succeeded on a TCP socket.
 
  - Add intra-node communication shortcut to improve SMC performance.
 
  - Add IPv6 (and IPv{4,6}-over-IPv{4,6}) support to the GTP protocol driver.
 
  - Add HSR-SAN (RedBOX) mode of operation to the HSR protocol driver.
 
  - Add reset reasons for tracing what caused a TCP reset to be sent.
 
  - Introduce direction attribute for xfrm (IPSec) states.
    State can be used either for input or output packet processing.
 
 Things we sprinkled into general kernel code
 --------------------------------------------
 
  - Add bitmap_{read,write}(), bitmap_size(), expose BYTES_TO_BITS().
    This required touch-ups and renaming of a few existing users.
 
  - Add Endian-dependent __counted_by_{le,be} annotations.
 
  - Make building selftests "quieter" by printing summaries like
    "CC object.o" rather than full commands with all the arguments.
 
 Netfilter
 ---------
 
  - Use GFP_KERNEL to clone elements, to deal better with OOM situations
    and avoid failures in the .commit step.
 
 BPF
 ---
 
  - Add eBPF JIT for ARCv2 CPUs.
 
  - Support attaching kprobe BPF programs through kprobe_multi link in
    a session mode, meaning, a BPF program is attached to both function entry
    and return, the entry program can decide if the return program gets
    executed and the entry program can share u64 cookie value with return
    program. "Session mode" is a common use-case for tetragon and bpftrace.
 
  - Add the ability to specify and retrieve BPF cookie for raw tracepoint
    programs in order to ease migration from classic to raw tracepoints.
 
  - Add an internal-only BPF per-CPU instruction for resolving per-CPU
    memory addresses and implement support in x86, ARM64 and RISC-V JITs.
    This allows inlining functions which need to access per-CPU state.
 
  - Optimize x86 BPF JIT's emit_mov_imm64, and add support for various
    atomics in bpf_arena which can be JITed as a single x86 instruction.
    Support BPF arena on ARM64.
 
  - Add a new bpf_wq API for deferring events and refactor process-context
    bpf_timer code to keep common code where possible.
 
  - Harden the BPF verifier's and/or/xor value tracking.
 
  - Introduce crypto kfuncs to let BPF programs call kernel crypto APIs.
 
  - Support bpf_tail_call_static() helper for BPF programs with GCC 13.
 
  - Add bpf_preempt_{disable,enable}() kfuncs in order to allow a BPF
    program to have code sections where preemption is disabled.
 
 Driver API
 ----------
 
  - Skip software TC processing completely if all installed rules are
    marked as HW-only, instead of checking the HW-only flag rule by rule.
 
  - Add support for configuring PoE (Power over Ethernet), similar to
    the already existing support for PoDL (Power over Data Line) config.
 
  - Initial bits of a queue control API, for now allowing a single queue
    to be reset without disturbing packet flow to other queues.
 
  - Common (ethtool) statistics for hardware timestamping.
 
 Tests and tooling
 -----------------
 
  - Remove the need to create a config file to run the net forwarding tests
    so that a naive "make run_tests" can exercise them.
 
  - Define a method of writing tests which require an external endpoint
    to communicate with (to send/receive data towards the test machine).
    Add a few such tests.
 
  - Create a shared code library for writing Python tests. Expose the YAML
    Netlink library from tools/ to the tests for easy Netlink access.
 
  - Move netfilter tests under net/, extend them, separate performance tests
    from correctness tests, and iron out issues found by running them
    "on every commit".
 
  - Refactor BPF selftests to use common network helpers.
 
  - Further work filling in YAML definitions of Netlink messages for:
    nftables, team driver, bonding interfaces, vlan interfaces, VF info,
    TC u32 mark, TC police action.
 
  - Teach Python YAML Netlink to decode attribute policies.
 
  - Extend the definition of the "indexed array" construct in the specs
    to cover arrays of scalars rather than just nests.
 
  - Add hyperlinks between definitions in generated Netlink docs.
 
 Drivers
 -------
 
  - Make sure unsupported flower control flags are rejected by drivers,
    and make more drivers report errors directly to the application rather
    than dmesg (large number of driver changes from Asbjørn Sloth Tønnesen).
 
  - Ethernet high-speed NICs:
    - Broadcom (bnxt):
      - support multiple RSS contexts and steering traffic to them
      - support XDP metadata
      - make page pool allocations more NUMA aware
    - Intel (100G, ice, idpf):
      - extract datapath code common among Intel drivers into a library
      - use fewer resources in switchdev by sharing queues with the PF
      - add PFCP filter support
      - add Ethernet filter support
      - use a spinlock instead of HW lock in PTP clock ops
      - support 5 layer Tx scheduler topology
    - nVidia/Mellanox:
      - 800G link modes and 100G SerDes speeds
      - per-queue IRQ coalescing configuration
    - Marvell Octeon:
      - support offloading TC packet mark action
 
  - Ethernet NICs consumer, embedded and virtual:
    - stop lying about skb->truesize in USB Ethernet drivers, it messes up
      TCP memory calculations
    - Google cloud vNIC:
      - support changing ring size via ethtool
      - support ring reset using the queue control API
    - VirtIO net:
      - expose flow hash from RSS to XDP
      - per-queue statistics
      - add selftests
    - Synopsys (stmmac):
      - support controllers which require an RX clock signal from the MII
        bus to perform their hardware initialization
    - TI:
      - icssg_prueth: support ICSSG-based Ethernet on AM65x SR1.0 devices
      - icssg_prueth: add SW TX / RX Coalescing based on hrtimers
      - cpsw: minimal XDP support
    - Renesas (ravb):
      - support describing the MDIO bus
    - Realtek (r8169):
      - add support for RTL8168M
    - Microchip Sparx5:
      - matchall and flower actions mirred and redirect
 
  - Ethernet switches:
    - nVidia/Mellanox:
      - improve events processing performance
    - Marvell:
      - add support for MV88E6250 family internal PHYs
    - Microchip:
      - add DCB and DSCP mapping support for KSZ switches
      - vsc73xx: convert to PHYLINK
    - Realtek:
      - rtl8226b/rtl8221b: add C45 instances and SerDes switching
 
  - Many driver changes related to PHYLIB and PHYLINK deprecated API cleanup.
 
  - Ethernet PHYs:
    - Add a new driver for Airoha EN8811H 2.5 Gigabit PHY.
    - micrel: lan8814: add support for PPS out and external timestamp trigger
 
  - WiFi:
    - Disable Wireless Extensions (WEXT) in all Wi-Fi 7 devices drivers.
      Modern devices can only be configured using nl80211.
    - mac80211/cfg80211
      - handle color change per link for WiFi 7 Multi-Link Operation
    - Intel (iwlwifi):
      - don't support puncturing in 5 GHz
      - support monitor mode on passive channels
      - BZ-W device support
      - P2P with HE/EHT support
      - re-add support for firmware API 90
      - provide channel survey information for Automatic Channel Selection
    - MediaTek (mt76):
      - mt7921 LED control
      - mt7925 EHT radiotap support
      - mt7920e PCI support
    - Qualcomm (ath11k):
      - P2P support for QCA6390, WCN6855 and QCA2066
      - support hibernation
      - ieee80211-freq-limit Device Tree property support
    - Qualcomm (ath12k):
      - refactoring in preparation of multi-link support
      - suspend and hibernation support
      - ACPI support
      - debugfs support, including dfs_simulate_radar support
    - RealTek:
      - rtw88: RTL8723CS SDIO device support
      - rtw89: RTL8922AE Wi-Fi 7 PCI device support
      - rtw89: complete features of new WiFi 7 chip 8922AE including
        BT-coexistence and Wake-on-WLAN
      - rtw89: use BIOS ACPI settings to set TX power and channels
      - rtl8xxxu: enable Management Frame Protection (MFP) support
 
  - Bluetooth:
    - support for Intel BlazarI and Filmore Peak2 (BE201)
    - support for MediaTek MT7921S SDIO
    - initial support for Intel PCIe BT driver
    - remove HCI_AMP support
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

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

   - Complete rework of garbage collection of AF_UNIX sockets.

     AF_UNIX is prone to forming reference count cycles due to fd
     passing functionality. New method based on Tarjan's Strongly
     Connected Components algorithm should be both faster and remove a
     lot of workarounds we accumulated over the years.

   - Add TCP fraglist GRO support, allowing chaining multiple TCP
     packets and forwarding them together. Useful for small switches /
     routers which lack basic checksum offload in some scenarios (e.g.
     PPPoE).

   - Support using SMP threads for handling packet backlog i.e. packet
     processing from software interfaces and old drivers which don't use
     NAPI. This helps move the processing out of the softirq jumble.

   - Continue work of converting from rtnl lock to RCU protection.

     Don't require rtnl lock when reading: IPv6 routing FIB, IPv6
     address labels, netdev threaded NAPI sysfs files, bonding driver's
     sysfs files, MPLS devconf, IPv4 FIB rules, netns IDs, tcp metrics,
     TC Qdiscs, neighbor entries, ARP entries via ioctl(SIOCGARP), a lot
     of the link information available via rtnetlink.

   - Small optimizations from Eric to UDP wake up handling, memory
     accounting, RPS/RFS implementation, TCP packet sizing etc.

   - Allow direct page recycling in the bulk API used by XDP, for +2%
     PPS.

   - Support peek with an offset on TCP sockets.

   - Add MPTCP APIs for querying last time packets were received/sent/acked
     and whether MPTCP "upgrade" succeeded on a TCP socket.

   - Add intra-node communication shortcut to improve SMC performance.

   - Add IPv6 (and IPv{4,6}-over-IPv{4,6}) support to the GTP protocol
     driver.

   - Add HSR-SAN (RedBOX) mode of operation to the HSR protocol driver.

   - Add reset reasons for tracing what caused a TCP reset to be sent.

   - Introduce direction attribute for xfrm (IPSec) states. State can be
     used either for input or output packet processing.

  Things we sprinkled into general kernel code:

   - Add bitmap_{read,write}(), bitmap_size(), expose BYTES_TO_BITS().

     This required touch-ups and renaming of a few existing users.

   - Add Endian-dependent __counted_by_{le,be} annotations.

   - Make building selftests "quieter" by printing summaries like
     "CC object.o" rather than full commands with all the arguments.

  Netfilter:

   - Use GFP_KERNEL to clone elements, to deal better with OOM
     situations and avoid failures in the .commit step.

  BPF:

   - Add eBPF JIT for ARCv2 CPUs.

   - Support attaching kprobe BPF programs through kprobe_multi link in
     a session mode, meaning, a BPF program is attached to both function
     entry and return, the entry program can decide if the return
     program gets executed and the entry program can share u64 cookie
     value with return program. "Session mode" is a common use-case for
     tetragon and bpftrace.

   - Add the ability to specify and retrieve BPF cookie for raw
     tracepoint programs in order to ease migration from classic to raw
     tracepoints.

   - Add an internal-only BPF per-CPU instruction for resolving per-CPU
     memory addresses and implement support in x86, ARM64 and RISC-V
     JITs. This allows inlining functions which need to access per-CPU
     state.

   - Optimize x86 BPF JIT's emit_mov_imm64, and add support for various
     atomics in bpf_arena which can be JITed as a single x86
     instruction. Support BPF arena on ARM64.

   - Add a new bpf_wq API for deferring events and refactor
     process-context bpf_timer code to keep common code where possible.

   - Harden the BPF verifier's and/or/xor value tracking.

   - Introduce crypto kfuncs to let BPF programs call kernel crypto
     APIs.

   - Support bpf_tail_call_static() helper for BPF programs with GCC 13.

   - Add bpf_preempt_{disable,enable}() kfuncs in order to allow a BPF
     program to have code sections where preemption is disabled.

  Driver API:

   - Skip software TC processing completely if all installed rules are
     marked as HW-only, instead of checking the HW-only flag rule by
     rule.

   - Add support for configuring PoE (Power over Ethernet), similar to
     the already existing support for PoDL (Power over Data Line)
     config.

   - Initial bits of a queue control API, for now allowing a single
     queue to be reset without disturbing packet flow to other queues.

   - Common (ethtool) statistics for hardware timestamping.

  Tests and tooling:

   - Remove the need to create a config file to run the net forwarding
     tests so that a naive "make run_tests" can exercise them.

   - Define a method of writing tests which require an external endpoint
     to communicate with (to send/receive data towards the test
     machine). Add a few such tests.

   - Create a shared code library for writing Python tests. Expose the
     YAML Netlink library from tools/ to the tests for easy Netlink
     access.

   - Move netfilter tests under net/, extend them, separate performance
     tests from correctness tests, and iron out issues found by running
     them "on every commit".

   - Refactor BPF selftests to use common network helpers.

   - Further work filling in YAML definitions of Netlink messages for:
     nftables, team driver, bonding interfaces, vlan interfaces, VF
     info, TC u32 mark, TC police action.

   - Teach Python YAML Netlink to decode attribute policies.

   - Extend the definition of the "indexed array" construct in the specs
     to cover arrays of scalars rather than just nests.

   - Add hyperlinks between definitions in generated Netlink docs.

  Drivers:

   - Make sure unsupported flower control flags are rejected by drivers,
     and make more drivers report errors directly to the application
     rather than dmesg (large number of driver changes from Asbjørn
     Sloth Tønnesen).

   - Ethernet high-speed NICs:
      - Broadcom (bnxt):
         - support multiple RSS contexts and steering traffic to them
         - support XDP metadata
         - make page pool allocations more NUMA aware
      - Intel (100G, ice, idpf):
         - extract datapath code common among Intel drivers into a library
         - use fewer resources in switchdev by sharing queues with the PF
         - add PFCP filter support
         - add Ethernet filter support
         - use a spinlock instead of HW lock in PTP clock ops
         - support 5 layer Tx scheduler topology
      - nVidia/Mellanox:
         - 800G link modes and 100G SerDes speeds
         - per-queue IRQ coalescing configuration
      - Marvell Octeon:
         - support offloading TC packet mark action

   - Ethernet NICs consumer, embedded and virtual:
      - stop lying about skb->truesize in USB Ethernet drivers, it
        messes up TCP memory calculations
      - Google cloud vNIC:
         - support changing ring size via ethtool
         - support ring reset using the queue control API
      - VirtIO net:
         - expose flow hash from RSS to XDP
         - per-queue statistics
         - add selftests
      - Synopsys (stmmac):
         - support controllers which require an RX clock signal from the
           MII bus to perform their hardware initialization
      - TI:
         - icssg_prueth: support ICSSG-based Ethernet on AM65x SR1.0 devices
         - icssg_prueth: add SW TX / RX Coalescing based on hrtimers
         - cpsw: minimal XDP support
      - Renesas (ravb):
         - support describing the MDIO bus
      - Realtek (r8169):
         - add support for RTL8168M
      - Microchip Sparx5:
         - matchall and flower actions mirred and redirect

   - Ethernet switches:
      - nVidia/Mellanox:
         - improve events processing performance
      - Marvell:
         - add support for MV88E6250 family internal PHYs
      - Microchip:
         - add DCB and DSCP mapping support for KSZ switches
         - vsc73xx: convert to PHYLINK
      - Realtek:
         - rtl8226b/rtl8221b: add C45 instances and SerDes switching

   - Many driver changes related to PHYLIB and PHYLINK deprecated API
     cleanup

   - Ethernet PHYs:
      - Add a new driver for Airoha EN8811H 2.5 Gigabit PHY.
      - micrel: lan8814: add support for PPS out and external timestamp trigger

   - WiFi:
      - Disable Wireless Extensions (WEXT) in all Wi-Fi 7 devices
        drivers. Modern devices can only be configured using nl80211.
      - mac80211/cfg80211
         - handle color change per link for WiFi 7 Multi-Link Operation
      - Intel (iwlwifi):
         - don't support puncturing in 5 GHz
         - support monitor mode on passive channels
         - BZ-W device support
         - P2P with HE/EHT support
         - re-add support for firmware API 90
         - provide channel survey information for Automatic Channel Selection
      - MediaTek (mt76):
         - mt7921 LED control
         - mt7925 EHT radiotap support
         - mt7920e PCI support
      - Qualcomm (ath11k):
         - P2P support for QCA6390, WCN6855 and QCA2066
         - support hibernation
         - ieee80211-freq-limit Device Tree property support
      - Qualcomm (ath12k):
         - refactoring in preparation of multi-link support
         - suspend and hibernation support
         - ACPI support
         - debugfs support, including dfs_simulate_radar support
      - RealTek:
         - rtw88: RTL8723CS SDIO device support
         - rtw89: RTL8922AE Wi-Fi 7 PCI device support
         - rtw89: complete features of new WiFi 7 chip 8922AE including
           BT-coexistence and Wake-on-WLAN
         - rtw89: use BIOS ACPI settings to set TX power and channels
         - rtl8xxxu: enable Management Frame Protection (MFP) support

   - Bluetooth:
      - support for Intel BlazarI and Filmore Peak2 (BE201)
      - support for MediaTek MT7921S SDIO
      - initial support for Intel PCIe BT driver
      - remove HCI_AMP support"

* tag 'net-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1827 commits)
  selftests: netfilter: fix packetdrill conntrack testcase
  net: gro: fix napi_gro_cb zeroed alignment
  Bluetooth: btintel_pcie: Refactor and code cleanup
  Bluetooth: btintel_pcie: Fix warning reported by sparse
  Bluetooth: hci_core: Fix not handling hdev->le_num_of_adv_sets=1
  Bluetooth: btintel: Fix compiler warning for multi_v7_defconfig config
  Bluetooth: btintel_pcie: Fix compiler warnings
  Bluetooth: btintel_pcie: Add *setup* function to download firmware
  Bluetooth: btintel_pcie: Add support for PCIe transport
  Bluetooth: btintel: Export few static functions
  Bluetooth: HCI: Remove HCI_AMP support
  Bluetooth: L2CAP: Fix div-by-zero in l2cap_le_flowctl_init()
  Bluetooth: qca: Fix error code in qca_read_fw_build_info()
  Bluetooth: hci_conn: Use __counted_by() and avoid -Wfamnae warning
  Bluetooth: btintel: Add support for Filmore Peak2 (BE201)
  Bluetooth: btintel: Add support for BlazarI
  LE Create Connection command timeout increased to 20 secs
  dt-bindings: net: bluetooth: Add MediaTek MT7921S SDIO Bluetooth
  Bluetooth: compute LE flow credits based on recvbuf space
  Bluetooth: hci_sync: Use cmd->num_cis instead of magic number
  ...
2024-05-14 19:42:24 -07:00
Linus Torvalds
b850dc206a firewire updates for v6.10
During the development period of v6.8 kernel, it became evident that there
 was a lack of helper utilities to trace the initial state of bus, while
 investigating certain PHYs compliant with different versions of IEEE 1394
 specification.
 
 This series of changes includes the addition of tracepoints events,
 provided by 'firewire' subsystem. These events enable tracing of how
 firewire core functions during bus reset and asynchronous communication
 over IEEE 1394 bus.
 
 When implementing the tracepoints events, it was found that the existing
 serialization and deserialization helpers for several types of
 asynchronous packets are scattered across both firewire-core and
 firewire-ohci kernel modules. A set of inline functions is newly added
 to address it, along with some KUnit tests, serving as the foundation for
 the tracepoints events. This renders the dispersed code obsolete.
 
 The remaining changes constitute the final steps in phasing out the usage
 of deprecated PCI MSI APIs, in continuation from the previous version.
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Merge tag 'firewire-updates-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394

Pull firewire updates from Takashi Sakamoto:
 "During the development period of v6.8 kernel, it became evident that
  there was a lack of helper utilities to trace the initial state of
  bus, while investigating certain PHYs compliant with different
  versions of IEEE 1394 specification.

  This series of changes includes the addition of tracepoints events,
  provided by 'firewire' subsystem. These events enable tracing of how
  firewire core functions during bus reset and asynchronous
  communication over IEEE 1394 bus.

  When implementing the tracepoints events, it was found that the
  existing serialization and deserialization helpers for several types
  of asynchronous packets are scattered across both firewire-core and
  firewire-ohci kernel modules. A set of inline functions is newly added
  to address it, along with some KUnit tests, serving as the foundation
  for the tracepoints events. This renders the dispersed code obsolete.

  The remaining changes constitute the final steps in phasing out the
  usage of deprecated PCI MSI APIs, in continuation from the previous
  version"

* tag 'firewire-updates-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394: (29 commits)
  firewire: obsolete usage of *-objs in Makefile for KUnit test
  firewire: core: remove flag and width from u64 formats of tracepoints events
  firewire: core: fix type of timestamp for async_inbound_template tracepoints events
  firewire: core: add tracepoint event for handling bus reset
  Revert "firewire: core: option to log bus reset initiation"
  firewire: core: add tracepoints events for initiating bus reset
  firewire: ohci: obsolete OHCI_PARAM_DEBUG_BUSRESETS from debug module parameter
  firewire: ohci: add bus-reset event for initial set of handled irq
  firewire: core: add tracepoints event for asynchronous inbound phy packet
  firewire: core/cdev: add tracepoints events for asynchronous phy packet
  firewire: core: add tracepoints events for asynchronous outbound response
  firewire: core: add tracepoint event for asynchronous inbound request
  firewire: core: add tracepoints event for asynchronous inbound response
  firewire: core: add tracepoints events for asynchronous outbound request
  firewire: core: add support for Linux kernel tracepoints
  firewire: core: replace local macros with common inline functions for isochronous packet header
  firewire: core: add common macro to serialize/deserialize isochronous packet header
  firewire: core: obsolete tcode check macros with inline functions
  firewire: ohci: replace hard-coded values with common macros
  firewire: ohci: replace hard-coded values with inline functions for asynchronous packet header
  ...
2024-05-14 18:57:22 -07:00
Linus Torvalds
4f8b6f25eb - Add a dm-crypt optional "high_priority" flag that enables the crypt
workqueues to use WQ_HIGHPRI.
 
 - Export dm-crypt workqueues via sysfs (by enabling WQ_SYSFS) to allow
   for improved visibility and controls over IO and crypt workqueues.
 
 - Fix dm-crypt to no longer constrain max_segment_size to PAGE_SIZE.
   This limit isn't needed given that the block core provides late bio
   splitting if bio exceeds underlying limits (e.g. max_segment_size).
 
 - Fix dm-crypt crypt_queue's use of WQ_UNBOUND to not use
   WQ_CPU_INTENSIVE because it is meaningless with WQ_UNBOUND.
 
 - Fix various issues with dm-delay target (ranging from a resource
   teardown fix, a fix for hung task when using kthread mode, and other
   improvements that followed from code inspection).
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Merge tag 'for-6.10/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper updates from Mike Snitzer:

 - Add a dm-crypt optional "high_priority" flag that enables the crypt
   workqueues to use WQ_HIGHPRI.

 - Export dm-crypt workqueues via sysfs (by enabling WQ_SYSFS) to allow
   for improved visibility and controls over IO and crypt workqueues.

 - Fix dm-crypt to no longer constrain max_segment_size to PAGE_SIZE.
   This limit isn't needed given that the block core provides late bio
   splitting if bio exceeds underlying limits (e.g. max_segment_size).

 - Fix dm-crypt crypt_queue's use of WQ_UNBOUND to not use
   WQ_CPU_INTENSIVE because it is meaningless with WQ_UNBOUND.

 - Fix various issues with dm-delay target (ranging from a resource
   teardown fix, a fix for hung task when using kthread mode, and other
   improvements that followed from code inspection).

* tag 'for-6.10/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm-delay: remove timer_lock
  dm-delay: change locking to avoid contention
  dm-delay: fix max_delay calculations
  dm-delay: fix hung task introduced by kthread mode
  dm-delay: fix workqueue delay_timer race
  dm-crypt: don't set WQ_CPU_INTENSIVE for WQ_UNBOUND crypt_queue
  dm: use queue_limits_set
  dm-crypt: stop constraining max_segment_size to PAGE_SIZE
  dm-crypt: export sysfs of all workqueues
  dm-crypt: add the optional "high_priority" flag
2024-05-14 18:34:19 -07:00
Linus Torvalds
113d1dd9c8 SCSI misc on 20240514
Updates to the usual drivers (ufs, lpfc, qla2xxx, mpi3mr, libsas).
 The major update (which causes a conflict with block, see below) is
 Christoph removing the queue limits and their associated block
 helpers.  The remaining patches are assorted minor fixes and
 deprecated function updates plus a bit of constification.
 
 Signed-off-by: James E.J. Bottomley <James.Bottomley@HansenPartnership.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:
 "Updates to the usual drivers (ufs, lpfc, qla2xxx, mpi3mr, libsas).

  The major update (which causes a conflict with block, see below) is
  Christoph removing the queue limits and their associated block
  helpers.

  The remaining patches are assorted minor fixes and deprecated function
  updates plus a bit of constification"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (141 commits)
  scsi: mpi3mr: Sanitise num_phys
  scsi: lpfc: Copyright updates for 14.4.0.2 patches
  scsi: lpfc: Update lpfc version to 14.4.0.2
  scsi: lpfc: Add support for 32 byte CDBs
  scsi: lpfc: Change lpfc_hba hba_flag member into a bitmask
  scsi: lpfc: Introduce rrq_list_lock to protect active_rrq_list
  scsi: lpfc: Clear deferred RSCN processing flag when driver is unloading
  scsi: lpfc: Update logging of protection type for T10 DIF I/O
  scsi: lpfc: Change default logging level for unsolicited CT MIB commands
  scsi: target: Remove unused list 'device_list'
  scsi: iscsi: Remove unused list 'connlist_err'
  scsi: ufs: exynos: Add support for Tensor gs101 SoC
  scsi: ufs: exynos: Add some pa_dbg_ register offsets into drvdata
  scsi: ufs: exynos: Allow max frequencies up to 267Mhz
  scsi: ufs: exynos: Add EXYNOS_UFS_OPT_TIMER_TICK_SELECT option
  scsi: ufs: exynos: Add EXYNOS_UFS_OPT_UFSPR_SECURE option
  scsi: ufs: dt-bindings: exynos: Add gs101 compatible
  scsi: qla2xxx: Fix debugfs output for fw_resource_count
  scsi: qedf: Ensure the copied buf is NUL terminated
  scsi: bfa: Ensure the copied buf is NUL terminated
  ...
2024-05-14 18:25:53 -07:00