DepSurf

Function: perf_output_begin_backward

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff81197470)
  Location: kernel/events/ring_buffer.c:239
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff81197470-ffffffff81197675: perf_output_begin_backward (STB_GLOBAL)
  

• In 4.10: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff811a6e60)
  Location: kernel/events/ring_buffer.c:239
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff811a6e60-ffffffff811a7065: perf_output_begin_backward (STB_GLOBAL)
  

• In 4.13: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff811ae600)
  Location: kernel/events/ring_buffer.c:239
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff811ae600-ffffffff811ae80e: perf_output_begin_backward (STB_GLOBAL)
  

• In 4.15: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff811c2270)
  Location: kernel/events/ring_buffer.c:239
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff811c2270-ffffffff811c247e: perf_output_begin_backward (STB_GLOBAL)
  

• In 4.18: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff811e2610)
  Location: kernel/events/ring_buffer.c:240
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff811e2610-ffffffff811e2804: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.0: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff811f2a80)
  Location: kernel/events/ring_buffer.c:240
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff811f2a80-ffffffff811f2c74: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.3: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8120a760)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8120a760-ffffffff8120a959: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.4: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff81217a40)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff81217a40-ffffffff81217c39: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.8: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff812433f0)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff812433f0-ffffffff812435df: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.11: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8124da80)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8124da80-ffffffff8124dc63: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.13: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff812523c0)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff812523c0-ffffffff812525a3: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.15: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8128dc70)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8128dc70-ffffffff8128de5f: perf_output_begin_backward (STB_GLOBAL)
  

• In 5.19: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff812e2ab0)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff812e2ab0-ffffffff812e2cd8: perf_output_begin_backward (STB_GLOBAL)
  

• In 6.2: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8134b0e0)
  Location: kernel/events/ring_buffer.c:274
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8134b0e0-ffffffff8134b31c: perf_output_begin_backward (STB_GLOBAL)
  

• In 6.5: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8137c130)
  Location: kernel/events/ring_buffer.c:274
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8137c130-ffffffff8137c36c: perf_output_begin_backward (STB_GLOBAL)
  

• In 6.8: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_sample_data *data, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff813a5370)
  Location: kernel/events/ring_buffer.c:275
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff813a5370-ffffffff813a55bb: perf_output_begin_backward (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffff8000102a23e8)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffff8000102a23e8-ffff8000102a2658: perf_output_begin_backward (STB_GLOBAL)
  

• In armhf: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (c04d1f2c)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  c04d1f2c-c04d21d0: perf_output_begin_backward (STB_GLOBAL)
  

• In ppc64el: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (c000000000354400)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  c000000000354400-c000000000354760: perf_output_begin_backward (STB_GLOBAL)
  

• In riscv64: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffe0001d113a)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffe0001d113a-ffffffe0001d12f6: perf_output_begin_backward (STB_GLOBAL)
  

Flavor

• In aws: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff81210090)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff81210090-ffffffff81210289: perf_output_begin_backward (STB_GLOBAL)
  

• In azure: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff81202e20)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff81202e20-ffffffff81203019: perf_output_begin_backward (STB_GLOBAL)
  

• In gcp: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8120de30)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8120de30-ffffffff8120e029: perf_output_begin_backward (STB_GLOBAL)
  

• In lowlatency: ✅

  int perf_output_begin_backward(struct perf_output_handle *handle, struct perf_event *event, unsigned int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/ring_buffer.c (ffffffff8121ccf0)
  Location: kernel/events/ring_buffer.c:271
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_output_backward
  

  Symbols:

  ffffffff8121ccf0-ffffffff8121cf04: perf_output_begin_backward (STB_GLOBAL)
  

Differences

Regular

• 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 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param added. struct perf_sample_data *data
  • Param reordered. handle, event, size ➡️ handle, data, event, size
• 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 ✅