DepSurf

Function: eventfd_signal_mask

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: ✅

  __u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, unsigned int mask);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/eventfd.c (ffffffff814eca60)
  Location: fs/eventfd.c:46
  Inline: False
  Direct callers:
    - fs/eventfd.c:eventfd_signal
    - io_uring/io_uring.c:io_eventfd_signal
    - io_uring/io_uring.c:io_eventfd_ops
  

  Symbols:

  ffffffff814eca60-ffffffff814ecb2e: eventfd_signal_mask (STB_GLOBAL)
  

• In 6.5: ✅

  __u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, __poll_t mask);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/eventfd.c (ffffffff81523700)
  Location: fs/eventfd.c:46
  Inline: False
  Direct callers:
    - fs/eventfd.c:eventfd_signal
    - io_uring/io_uring.c:io_eventfd_signal
    - io_uring/io_uring.c:io_eventfd_ops
  

  Symbols:

  ffffffff81523700-ffffffff815237ce: eventfd_signal_mask (STB_GLOBAL)
  

• In 6.8: ✅

  void eventfd_signal_mask(struct eventfd_ctx *ctx, __poll_t mask);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/eventfd.c (ffffffff81557270)
  Location: fs/eventfd.c:56
  Inline: False
  Direct callers:
    - mm/memcontrol.c:memcg_event_remove
    - mm/memcontrol.c:mem_cgroup_oom_register_event
    - mm/memcontrol.c:mem_cgroup_oom_notify
    - mm/memcontrol.c:__mem_cgroup_threshold
    - mm/memcontrol.c:__mem_cgroup_threshold
    - mm/vmpressure.c:vmpressure_work_fn
    - fs/aio.c:aio_complete
    - io_uring/io_uring.c:io_eventfd_signal
    - io_uring/io_uring.c:io_eventfd_ops
    - drivers/gpu/drm/drm_syncobj.c:syncobj_eventfd_entry_fence_func
  

  Symbols:

  ffffffff81557270-ffffffff81557333: eventfd_signal_mask (STB_GLOBAL)
  

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

Regular

• Changed between 6.2 and 6.5 ⚠️

  • Param type changed. unsigned int mask ➡️ __poll_t mask
• Changed between 6.5 and 6.8 ⚠️

  • Param removed. __u64 n
  • Param reordered. ctx, n, mask ➡️ ctx, mask
  • Return type changed. __u64 ➡️ void