[GIT PULL] locking changes for v6.12

[Ingo Molnar <mingo@kernel.org>]

Linus,

Please pull the latest locking/urgent Git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-urgent-2024-09-29

   # HEAD: ae39e0bd150bd2739582f72ad70b5a0b15e74576 Merge branch 'locking/core' into locking/urgent, to pick up pending commits

Locking changes for v6.12:

 - lockdep:
    - Fix potential deadlock between lockdep and RCU (Zhiguo Niu)
    - Use str_plural() to address Coccinelle warning (Thorsten Blum)
    - Add debuggability enhancement (Luis Claudio R. Goncalves)

 - static keys & calls:
    - Fix static_key_slow_dec() yet again (Peter Zijlstra)
    - Handle module init failure correctly in static_call_del_module() (Thomas Gleixner)
    - Replace pointless WARN_ON() in static_call_module_notify() (Thomas Gleixner)

 - <linux/cleanup.h>:
    - Add usage and style documentation (Dan Williams)

 - rwsems:
    - Move is_rwsem_reader_owned() and rwsem_owner() under CONFIG_DEBUG_RWSEMS (Waiman Long)

 - atomic ops, x86:
    - Redeclare x86_32 arch_atomic64_{add,sub}() as void (Uros Bizjak)
    - Introduce the read64_nonatomic macro to x86_32 with cx8 (Uros Bizjak)

 Thanks,

	Ingo

------------------>
Dan Williams (1):
      cleanup: Add usage and style documentation

Luis Claudio R. Goncalves (1):
      lockdep: suggest the fix for "lockdep bfs error:-1" on print_bfs_bug

Markus Elfring (1):
      locking/lockdep: Simplify character output in seq_line()

Peter Zijlstra (1):
      jump_label: Fix static_key_slow_dec() yet again

Thomas Gleixner (2):
      static_call: Handle module init failure correctly in static_call_del_module()
      static_call: Replace pointless WARN_ON() in static_call_module_notify()

Thorsten Blum (1):
      lockdep: Use str_plural() to fix Coccinelle warning

Uros Bizjak (2):
      locking/atomic/x86: Introduce the read64_nonatomic macro to x86_32 with cx8
      locking/atomic/x86: Redeclare x86_32 arch_atomic64_{add,sub}() as void

Waiman Long (1):
      locking/rwsem: Move is_rwsem_reader_owned() and rwsem_owner() under CONFIG_DEBUG_RWSEMS

Zhiguo Niu (1):
      lockdep: fix deadlock issue between lockdep and rcu


 Documentation/core-api/cleanup.rst |   8 +++
 Documentation/core-api/index.rst   |   1 +
 arch/x86/include/asm/atomic64_32.h |   6 +-
 arch/x86/lib/atomic64_cx8_32.S     |   9 ++-
 include/linux/cleanup.h            | 136 +++++++++++++++++++++++++++++++++++++
 kernel/jump_label.c                |  34 ++++++++--
 kernel/locking/lockdep.c           |  55 ++++++++++-----
 kernel/locking/lockdep_proc.c      |   2 +-
 kernel/locking/rwsem.c             |  22 +++---
 kernel/static_call_inline.c        |  13 +++-
 10 files changed, 241 insertions(+), 45 deletions(-)
 create mode 100644 Documentation/core-api/cleanup.rst