DepSurf

Function: raw_atomic_long_try_cmpxchg_acquire

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/locking/mutex.c (ffffffff8118db7e)
  Location: include/linux/atomic/atomic-long.h:1473
  Inline: True
  Inline callers:
    - kernel/locking/mutex.c:atomic_dec_and_mutex_lock
    - kernel/locking/mutex.c:ww_mutex_lock_interruptible
    - kernel/locking/mutex.c:ww_mutex_lock
    - kernel/locking/mutex.c:mutex_lock_io
    - kernel/locking/mutex.c:mutex_lock_killable
    - kernel/locking/mutex.c:mutex_lock_interruptible
    - kernel/locking/mutex.c:ww_mutex_trylock
    - kernel/locking/mutex.c:ww_mutex_trylock
  

  In kernel/locking/rwsem.c (ffffffff8118e53c)
  Location: include/linux/atomic/atomic-long.h:1473
  Inline: True
  Inline callers:
    - kernel/locking/rwsem.c:down_write_trylock
    - kernel/locking/rwsem.c:down_write_killable
    - kernel/locking/rwsem.c:down_write
    - kernel/locking/rwsem.c:down_read_trylock
    - kernel/locking/rwsem.c:rwsem_down_write_slowpath
    - kernel/locking/rwsem.c:rwsem_optimistic_spin
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/locking/mutex.c (ffffffff8119c52e)
  Location: include/linux/atomic/atomic-long.h:1473
  Inline: True
  Inline callers:
    - kernel/locking/mutex.c:atomic_dec_and_mutex_lock
    - kernel/locking/mutex.c:ww_mutex_lock_interruptible
    - kernel/locking/mutex.c:ww_mutex_lock
    - kernel/locking/mutex.c:mutex_lock_io
    - kernel/locking/mutex.c:mutex_lock_killable
    - kernel/locking/mutex.c:mutex_lock_interruptible
    - kernel/locking/mutex.c:ww_mutex_trylock
    - kernel/locking/mutex.c:ww_mutex_trylock
  

  In kernel/locking/rwsem.c (ffffffff8119ceec)
  Location: include/linux/atomic/atomic-long.h:1473
  Inline: True
  Inline callers:
    - kernel/locking/rwsem.c:down_write_trylock
    - kernel/locking/rwsem.c:down_write_killable
    - kernel/locking/rwsem.c:down_write
    - kernel/locking/rwsem.c:down_read_trylock
    - kernel/locking/rwsem.c:rwsem_down_write_slowpath
    - kernel/locking/rwsem.c:rwsem_optimistic_spin
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences