DepSurf

Function: percpu_down_read_trylock

Status

Regular

• In 4.4: ✅

  int percpu_down_read_trylock(struct percpu_rw_semaphore *brw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/percpu-rwsem.c (ffffffff810ca260)
  Location: kernel/locking/percpu-rwsem.c:85
  Inline: False
  

  Symbols:

  ffffffff810ca260-ffffffff810ca2c5: percpu_down_read_trylock (STB_GLOBAL)
  

• In 4.8: ✅

  int percpu_down_read_trylock(struct percpu_rw_semaphore *brw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/percpu-rwsem.c (ffffffff810cebf0)
  Location: kernel/locking/percpu-rwsem.c:86
  Inline: False
  

  Symbols:

  ffffffff810cebf0-ffffffff810cec55: percpu_down_read_trylock (STB_GLOBAL)
  

• In 4.10: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/super.c (ffffffff81248bf1)
  Location: include/linux/percpu-rwsem.h:62
  Inline: True
  

• In 4.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/super.c (ffffffff812544fd)
  Location: include/linux/percpu-rwsem.h:62
  Inline: True
  

• In 4.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/super.c (ffffffff8127660d)
  Location: include/linux/percpu-rwsem.h:63
  Inline: True
  

• In 4.18: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/super.c (ffffffff8129c327)
  Location: include/linux/percpu-rwsem.h:63
  Inline: True
  

• In 5.0: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff81097cd5)
  Location: include/linux/percpu-rwsem.h:63
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812b1467)
  Location: include/linux/percpu-rwsem.h:63
  Inline: True
  

• In 5.3: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff8109bd75)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812cdee9)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In 5.4: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810a22f5)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812df939)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In 5.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810a9395)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff81316702)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 5.11: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810a4de5)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff81165d86)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff8132acac)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff813433d8)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff813fb01b)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff8143eee2)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810a5ae5)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff81166ab6)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff8133095f)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff813496c8)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff814014eb)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff81444d22)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810b7475)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff8118c276)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff8137e0df)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff81397418)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff81453a6b)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff81498bb2)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810cdc65)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff811bb687)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff813fdd0f)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff814195d7)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff814d0f3c)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff81523a73)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810ebdf5)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff811fd4a7)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff8148792f)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff814a5017)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff8156997c)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff815c0c5a)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810f7ad5)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff81212634)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff814bc790)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff814da297)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff815a176c)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff815f83da)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff81100ec5)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In kernel/acct.c (ffffffff81229cb4)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - kernel/acct.c:do_acct_process
  

  In fs/pipe.c (ffffffff814eecd7)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/pipe.c:pipe_write
  

  In fs/inode.c (ffffffff8150c886)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/inode.c:touch_atime
  

  In fs/ext4/file.c (ffffffff815da51c)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  Inline callers:
    - fs/ext4/file.c:ext4_sample_last_mounted
  

  In fs/ext4/super.c (ffffffff81630f8a)
  Location: include/linux/percpu-rwsem.h:73
  Inline: True
  

Arch

• In arm64: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffff8000100f7aa0)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffff800010386348)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In armhf: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (c0355c54)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (c056fd8c)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In ppc64el: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (c00000000013e190)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (c00000000047db90)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/super.c (ffffffe000258f36)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

Flavor

• In aws: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff8109bc15)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812d7f19)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In azure: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff8108a645)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812c8b99)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In gcp: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff8109bbc5)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812d5d29)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

• In lowlatency: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/cpu.c (ffffffff810a3c15)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  Inline callers:
    - kernel/cpu.c:cpus_read_trylock
  

  In fs/super.c (ffffffff812e769b)
  Location: include/linux/percpu-rwsem.h:61
  Inline: True
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅