DepSurf

Function: get_futex_key

Status

Regular

• In 4.4: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff810ffa20)
  Location: kernel/futex.c:468
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_wake
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:do_futex
  

  Symbols:

  ffffffff810ffa20-ffffffff810ffcb7: get_futex_key (STB_LOCAL)
  

• In 4.8: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff811075c0)
  Location: kernel/futex.c:489
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff811075c0-ffffffff811079bf: get_futex_key (STB_LOCAL)
  

• In 4.10: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8110ed80)
  Location: kernel/futex.c:498
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8110ed80-ffffffff8110f1ac: get_futex_key (STB_LOCAL)
  

• In 4.13: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81110020)
  Location: kernel/futex.c:500
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81110020-ffffffff81110350: get_futex_key (STB_LOCAL)
  

• In 4.15: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8111b740)
  Location: kernel/futex.c:500
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8111b740-ffffffff8111baec: get_futex_key (STB_LOCAL)
  

• In 4.18: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, int rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81128260)
  Location: kernel/futex.c:500
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:do_futex
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81128260-ffffffff81128623: get_futex_key (STB_LOCAL)
  

• In 5.0: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81133b40)
  Location: kernel/futex.c:508
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81133b40-ffffffff81133f05: get_futex_key (STB_LOCAL)
  

• In 5.3: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8113eab0)
  Location: kernel/futex.c:523
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8113eab0-ffffffff8113ee5d: get_futex_key (STB_LOCAL)
  

• In 5.4: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8114a550)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8114a550-ffffffff8114a8ff: get_futex_key (STB_LOCAL)
  

• In 5.8: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8115b090)
  Location: kernel/futex.c:504
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8115b090-ffffffff8115b421: get_futex_key (STB_LOCAL)
  

• In 5.11: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff811571b0)
  Location: kernel/futex.c:485
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff811571b0-ffffffff81157565: get_futex_key (STB_LOCAL)
  

• In 5.13: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff811585e0)
  Location: kernel/futex.c:484
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff811585e0-ffffffff811589b4: get_futex_key (STB_LOCAL)
  

• In 5.15: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8117d4f0)
  Location: kernel/futex.c:542
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8117d4f0-ffffffff8117d8a9: get_futex_key (STB_LOCAL)
  

• In 5.19: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff811b2590)
  Location: kernel/futex/core.c:220
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi
    - kernel/futex/requeue.c:futex_wait_requeue_pi
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/waitwake.c:futex_wait_setup
    - kernel/futex/waitwake.c:futex_wait_multiple_setup
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake
  

  Symbols:

  ffffffff811b2590-ffffffff811b2bab: get_futex_key (STB_GLOBAL)
  

• In 6.2: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff811f3430)
  Location: kernel/futex/core.c:220
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi
    - kernel/futex/requeue.c:futex_wait_requeue_pi
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/waitwake.c:futex_wait_setup
    - kernel/futex/waitwake.c:futex_wait_multiple_setup
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake
  

  Symbols:

  ffffffff811f3430-ffffffff811f3a4b: get_futex_key (STB_GLOBAL)
  

• In 6.5: ✅

  int get_futex_key(u32 *uaddr, bool fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff81207bb0)
  Location: kernel/futex/core.c:220
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi
    - kernel/futex/requeue.c:futex_wait_requeue_pi
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/waitwake.c:futex_wait_setup
    - kernel/futex/waitwake.c:futex_wait_multiple_setup
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake
  

  Symbols:

  ffffffff81207bb0-ffffffff812081e5: get_futex_key (STB_GLOBAL)
  

• In 6.8: ✅

  int get_futex_key(u32 *uaddr, unsigned int flags, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff8121edc0)
  Location: kernel/futex/core.c:221
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi
    - kernel/futex/requeue.c:futex_wait_requeue_pi
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/requeue.c:futex_requeue
    - kernel/futex/waitwake.c:futex_wait_setup
    - kernel/futex/waitwake.c:futex_wait_multiple_setup
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake_op
    - kernel/futex/waitwake.c:futex_wake
  

  Symbols:

  ffffffff8121edc0-ffffffff8121f080: get_futex_key (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffff8000101b79b8)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffff8000101b79b8-ffff8000101b7dd0: get_futex_key (STB_LOCAL)
  

• In armhf: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (c0401764)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake
  

  Symbols:

  c0401764-c0401b8c: get_futex_key (STB_LOCAL)
  

• In ppc64el: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (c00000000021cdd0)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  c00000000021cdd0-c00000000021d410: get_futex_key (STB_LOCAL)
  

• In riscv64: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffe00013c738)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffe00013c738-ffffffe00013ca5a: get_futex_key (STB_LOCAL)
  

Flavor

• In aws: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81142b70)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81142b70-ffffffff81142f1f: get_futex_key (STB_LOCAL)
  

• In azure: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81135ed0)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81135ed0-ffffffff8113627f: get_futex_key (STB_LOCAL)
  

• In gcp: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81140a20)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff81140a20-ffffffff81140dcf: get_futex_key (STB_LOCAL)
  

• In lowlatency: ✅

  int get_futex_key(u32 *uaddr, int fshared, union futex_key *key, enum futex_access rw);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8114dc80)
  Location: kernel/futex.c:572
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:futex_wait_setup
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake_op
    - kernel/futex.c:futex_wake
  

  Symbols:

  ffffffff8114dc80-ffffffff8114e02a: get_futex_key (STB_LOCAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• Changed between 4.18 and 5.0 ⚠️

  • Param type changed. int rw ➡️ enum futex_access rw
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param type changed. int fshared ➡️ bool fshared
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Param added. unsigned int flags
  • Param removed. bool fshared

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅