website-function

Function: perf_event_read_local

Status

Regular

• In 4.4: ✅

  u64 perf_event_read_local(struct perf_event *event);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff8117faa0)
  Location: kernel/events/core.c:3297
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
  

  Symbols:

  ffffffff8117faa0-ffffffff8117fbda: perf_event_read_local (STB_GLOBAL)
  

• In 4.8: ✅

  u64 perf_event_read_local(struct perf_event *event);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81191800)
  Location: kernel/events/core.c:3498
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
  

  Symbols:

  ffffffff81191800-ffffffff81191944: perf_event_read_local (STB_GLOBAL)
  

• In 4.10: ✅

  u64 perf_event_read_local(struct perf_event *event);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811a0fb0)
  Location: kernel/events/core.c:3586
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
  

  Symbols:

  ffffffff811a0fb0-ffffffff811a10f4: perf_event_read_local (STB_GLOBAL)
  

• In 4.13: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811a8930)
  Location: kernel/events/core.c:3675
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff811a8930-ffffffff811a89cf: perf_event_read_local (STB_GLOBAL)
  

• In 4.15: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811bc0c0)
  Location: kernel/events/core.c:3580
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff811bc0c0-ffffffff811bc205: perf_event_read_local (STB_GLOBAL)
  

• In 4.18: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811dc280)
  Location: kernel/events/core.c:3913
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff811dc280-ffffffff811dc3ba: perf_event_read_local (STB_GLOBAL)
  

• In 5.0: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811ec650)
  Location: kernel/events/core.c:3908
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff811ec650-ffffffff811ec7bf: perf_event_read_local (STB_GLOBAL)
  

• In 5.3: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81204050)
  Location: kernel/events/core.c:3928
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81204050-ffffffff812041b5: perf_event_read_local (STB_GLOBAL)
  

• In 5.4: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81210c40)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81210c40-ffffffff81210da5: perf_event_read_local (STB_GLOBAL)
  

• In 5.8: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff8123cba0)
  Location: kernel/events/core.c:4248
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff8123cba0-ffffffff8123cd03: perf_event_read_local (STB_GLOBAL)
  

• In 5.11: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81246dd0)
  Location: kernel/events/core.c:4325
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81246dd0-ffffffff81246f39: perf_event_read_local (STB_GLOBAL)
  

• In 5.13: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff8124ac70)
  Location: kernel/events/core.c:4405
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff8124ac70-ffffffff8124ade7: perf_event_read_local (STB_GLOBAL)
  

• In 5.15: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81284280)
  Location: kernel/events/core.c:4513
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81284280-ffffffff812843dd: perf_event_read_local (STB_GLOBAL)
  

• In 5.19: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff812d8660)
  Location: kernel/events/core.c:4411
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff812d8660-ffffffff812d87d9: perf_event_read_local (STB_GLOBAL)
  

• In 6.2: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81340bd0)
  Location: kernel/events/core.c:4531
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81340bd0-ffffffff81340d51: perf_event_read_local (STB_GLOBAL)
  

• In 6.5: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81371b70)
  Location: kernel/events/core.c:4531
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81371b70-ffffffff81371ce1: perf_event_read_local (STB_GLOBAL)
  

• In 6.8: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff8139aec0)
  Location: kernel/events/core.c:4566
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff8139aec0-ffffffff8139b052: perf_event_read_local (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffff80001029b130)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffff80001029b130-ffff80001029b2b8: perf_event_read_local (STB_GLOBAL)
  

• In armhf: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (c04ca590)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  c04ca590-c04ca708: perf_event_read_local (STB_GLOBAL)
  

• In ppc64el: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (c00000000034ae10)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  c00000000034ae10-c00000000034b00c: perf_event_read_local (STB_GLOBAL)
  

• In riscv64: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffe0001cd77c)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffe0001cd77c-ffffffe0001cd874: perf_event_read_local (STB_GLOBAL)
  

Flavor

• In aws: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81209290)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81209290-ffffffff812093f5: perf_event_read_local (STB_GLOBAL)
  

• In azure: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff811fc060)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff811fc060-ffffffff811fc1a8: perf_event_read_local (STB_GLOBAL)
  

• In gcp: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81207030)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81207030-ffffffff81207195: perf_event_read_local (STB_GLOBAL)
  

• In lowlatency: ✅

  int perf_event_read_local(struct perf_event *event, u64 *value, u64 *enabled, u64 *running);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/core.c (ffffffff81215db0)
  Location: kernel/events/core.c:4025
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_perf_prog_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read_value
    - kernel/trace/bpf_trace.c:bpf_perf_event_read
    - kernel/bpf/arraymap.c:perf_event_fd_array_get_ptr
  

  Symbols:

  ffffffff81215db0-ffffffff81215f15: perf_event_read_local (STB_GLOBAL)
  

Differences

Regular

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

  • Param added. u64 *value
  • Return type changed. u64 ➡️ int
• Changed between 4.13 and 4.15 ⚠️

  • Param added. u64 *enabled
  • Param added. u64 *running
• 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 ✅