DepSurf

Function: futex_top_waiter

Status

Regular

• In 4.4: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff810ff7d0)
  Location: kernel/futex.c:655
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_lock_pi_atomic
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:do_futex
  

  Symbols:

  ffffffff810ff7d0-ffffffff810ff82a: futex_top_waiter (STB_LOCAL)
  

• In 4.8: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81106bd0)
  Location: kernel/futex.c:732
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81106bd0-ffffffff81106c2a: futex_top_waiter (STB_LOCAL)
  

• In 4.10: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8110e390)
  Location: kernel/futex.c:741
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8110e390-ffffffff8110e3ea: futex_top_waiter (STB_LOCAL)
  

• In 4.13: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8110fb10)
  Location: kernel/futex.c:744
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8110fb10-ffffffff8110fb60: futex_top_waiter (STB_LOCAL)
  

• In 4.15: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8111ae00)
  Location: kernel/futex.c:744
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8111ae00-ffffffff8111ae50: futex_top_waiter (STB_LOCAL)
  

• In 4.18: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81127b80)
  Location: kernel/futex.c:744
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81127b80-ffffffff81127bd0: futex_top_waiter (STB_LOCAL)
  

• In 5.0: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81133260)
  Location: kernel/futex.c:752
  Inline: False
  Direct callers:
    - kernel/futex.c:do_futex
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81133260-ffffffff811332b0: futex_top_waiter (STB_LOCAL)
  

• In 5.3: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8113e170)
  Location: kernel/futex.c:767
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8113e170-ffffffff8113e1ca: futex_top_waiter (STB_LOCAL)
  

• In 5.4: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81149d00)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81149d00-ffffffff81149d5a: futex_top_waiter (STB_LOCAL)
  

• In 5.8: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8115ae60)
  Location: kernel/futex.c:716
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8115ae60-ffffffff8115aeb0: futex_top_waiter (STB_LOCAL)
  

• In 5.11: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81156f60)
  Location: kernel/futex.c:694
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81156f60-ffffffff81156fb0: futex_top_waiter (STB_LOCAL)
  

• In 5.13: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81158370)
  Location: kernel/futex.c:693
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81158370-ffffffff811583c0: futex_top_waiter (STB_LOCAL)
  

• In 5.15: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8117d280)
  Location: kernel/futex.c:751
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8117d280-ffffffff8117d2d0: futex_top_waiter (STB_LOCAL)
  

• In 5.19: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff811b2c50)
  Location: kernel/futex/core.c:429
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi_atomic
    - kernel/futex/requeue.c:futex_requeue
  

  Symbols:

  ffffffff811b2c50-ffffffff811b2cc2: futex_top_waiter (STB_GLOBAL)
  

• In 6.2: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff811f3b10)
  Location: kernel/futex/core.c:429
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi_atomic
    - kernel/futex/requeue.c:futex_requeue
  

  Symbols:

  ffffffff811f3b10-ffffffff811f3b82: futex_top_waiter (STB_GLOBAL)
  

• In 6.5: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff812082b0)
  Location: kernel/futex/core.c:429
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi_atomic
    - kernel/futex/requeue.c:futex_requeue
  

  Symbols:

  ffffffff812082b0-ffffffff81208322: futex_top_waiter (STB_GLOBAL)
  

• In 6.8: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex/core.c (ffffffff8121f140)
  Location: kernel/futex/core.c:442
  Inline: False
  Direct callers:
    - kernel/futex/pi.c:futex_unlock_pi
    - kernel/futex/pi.c:futex_lock_pi_atomic
    - kernel/futex/requeue.c:futex_requeue
  

  Symbols:

  ffffffff8121f140-ffffffff8121f1b2: futex_top_waiter (STB_GLOBAL)
  

Arch

• In arm64: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffff8000101b6460)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffff8000101b6460-ffff8000101b64f8: futex_top_waiter (STB_LOCAL)
  

• In armhf: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (c0400088)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  c0400088-c0400118: futex_top_waiter (STB_LOCAL)
  

• In ppc64el: Selective Inline ⚠️

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/futex.c (c00000000021dfc0)
  Location: kernel/futex.c:788
  Inline: True
  Inline callers:
    - kernel/futex.c:futex_unlock_pi
  Direct callers:
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  c00000000021bbf0-c00000000021bc84: futex_top_waiter (STB_LOCAL)
  

• In riscv64: Selective Inline ⚠️

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffe00013df44)
  Location: kernel/futex.c:788
  Inline: True
  Inline callers:
    - kernel/futex.c:futex_unlock_pi
  Direct callers:
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffe00013c1f0-ffffffe00013c262: futex_top_waiter (STB_LOCAL)
  

Flavor

• In aws: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81142320)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81142320-ffffffff8114237a: futex_top_waiter (STB_LOCAL)
  

• In azure: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff81135680)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff81135680-ffffffff811356da: futex_top_waiter (STB_LOCAL)
  

• In gcp: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff811401d0)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff811401d0-ffffffff8114022a: futex_top_waiter (STB_LOCAL)
  

• In lowlatency: ✅

  struct futex_q *futex_top_waiter(struct futex_hash_bucket *hb, union futex_key *key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/futex.c (ffffffff8114cd00)
  Location: kernel/futex.c:788
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_lock_pi_atomic
  

  Symbols:

  ffffffff8114cd00-ffffffff8114cd5a: futex_top_waiter (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 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• 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 ✅
• No changes between 6.5 and 6.8 ✅

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 ✅