DepSurf

Function: arch_atomic_long_try_cmpxchg

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: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff81d543a1)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/locking/rwsem.c:down_read_killable
    - kernel/locking/rwsem.c:down_read_interruptible
    - kernel/locking/rwsem.c:down_read
    - kernel/locking/rwsem.c:rwsem_optimistic_spin
  

  In kernel/printk/printk_ringbuffer.c (ffffffff8113d7cb)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/printk/printk_ringbuffer.c:prb_final_commit
    - kernel/printk/printk_ringbuffer.c:prb_commit
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:data_realloc
    - kernel/printk/printk_ringbuffer.c:data_alloc
  

  In drivers/tty/tty_ldsem.c (ffffffff817c0b6e)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - drivers/tty/tty_ldsem.c:ldsem_down_write_trylock
    - drivers/tty/tty_ldsem.c:ldsem_down_read_trylock
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_read_failed
    - drivers/tty/tty_ldsem.c:__ldsem_wake_readers
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff81f25574)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/locking/rwsem.c:down_read_killable
    - kernel/locking/rwsem.c:down_read_interruptible
    - kernel/locking/rwsem.c:down_read
    - kernel/locking/rwsem.c:rwsem_optimistic_spin
  

  In kernel/printk/printk_ringbuffer.c (ffffffff8115f795)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/printk/printk_ringbuffer.c:_prb_commit
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:data_realloc
    - kernel/printk/printk_ringbuffer.c:data_alloc
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  In drivers/tty/tty_ldsem.c (ffffffff818fd42e)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - drivers/tty/tty_ldsem.c:ldsem_down_write_trylock
    - drivers/tty/tty_ldsem.c:ldsem_down_read_trylock
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_read_failed
    - drivers/tty/tty_ldsem.c:__ldsem_wake_readers
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff820d0efb)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/locking/rwsem.c:down_read_killable
    - kernel/locking/rwsem.c:down_read_interruptible
    - kernel/locking/rwsem.c:down_read
    - kernel/locking/rwsem.c:rwsem_optimistic_spin
  

  In kernel/printk/printk_ringbuffer.c (ffffffff81192af5)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - kernel/printk/printk_ringbuffer.c:_prb_commit
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:data_realloc
    - kernel/printk/printk_ringbuffer.c:data_alloc
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  In io_uring/rsrc.c (ffffffff817a0876)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - io_uring/rsrc.c:__io_account_mem
  

  In lib/sbitmap.c (ffffffff818a4294)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - lib/sbitmap.c:__sbitmap_queue_get_batch
  

  In drivers/tty/tty_ldsem.c (ffffffff81a56b0e)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - drivers/tty/tty_ldsem.c:ldsem_down_write_trylock
    - drivers/tty/tty_ldsem.c:ldsem_down_read_trylock
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_write_failed
    - drivers/tty/tty_ldsem.c:down_read_failed
    - drivers/tty/tty_ldsem.c:__ldsem_wake_readers
  

  In net/core/skbuff.c (ffffffff81da6640)
  Location: include/linux/atomic/atomic-long.h:435
  Inline: True
  Inline callers:
    - net/core/skbuff.c:mm_account_pinned_pages
  

• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

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