DepSurf

Function: get_callchain_buffers

Status

Regular

• In 4.4: ✅

  int get_callchain_buffers();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81186070)
  Location: kernel/events/callchain.c:97
  Inline: False
  Direct callers:
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81186070-ffffffff811861da: get_callchain_buffers (STB_GLOBAL)
  

• In 4.8: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81198320)
  Location: kernel/events/callchain.c:107
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81198320-ffffffff811984d8: get_callchain_buffers (STB_GLOBAL)
  

• In 4.10: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff811a7d00)
  Location: kernel/events/callchain.c:107
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff811a7d00-ffffffff811a7ebc: get_callchain_buffers (STB_GLOBAL)
  

• In 4.13: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff811af490)
  Location: kernel/events/callchain.c:109
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
  

  Symbols:

  ffffffff811af490-ffffffff811af606: get_callchain_buffers (STB_GLOBAL)
  

• In 4.15: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff811c3040)
  Location: kernel/events/callchain.c:109
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
  

  Symbols:

  ffffffff811c3040-ffffffff811c319e: get_callchain_buffers (STB_GLOBAL)
  

• In 4.18: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff811e33e0)
  Location: kernel/events/callchain.c:109
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff811e33e0-ffffffff811e3538: get_callchain_buffers (STB_GLOBAL)
  

• In 5.0: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff811f38a0)
  Location: kernel/events/callchain.c:109
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff811f38a0-ffffffff811f39f8: get_callchain_buffers (STB_GLOBAL)
  

• In 5.3: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8120b670)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8120b670-ffffffff8120b6e9: get_callchain_buffers (STB_GLOBAL)
  

• In 5.4: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81218950)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81218950-ffffffff812189c9: get_callchain_buffers (STB_GLOBAL)
  

• In 5.8: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81244690)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81244690-ffffffff81244709: get_callchain_buffers (STB_GLOBAL)
  

• In 5.11: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8124ec60)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8124ec60-ffffffff8124ecd9: get_callchain_buffers (STB_GLOBAL)
  

• In 5.13: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81253570)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81253570-ffffffff812535e9: get_callchain_buffers (STB_GLOBAL)
  

• In 5.15: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8128eeb0)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8128eeb0-ffffffff8128ef29: get_callchain_buffers (STB_GLOBAL)
  

• In 5.19: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff812e3dd0)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff812e3dd0-ffffffff812e3e49: get_callchain_buffers (STB_GLOBAL)
  

• In 6.2: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8134c4e0)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8134c4e0-ffffffff8134c559: get_callchain_buffers (STB_GLOBAL)
  

• In 6.5: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8137d530)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8137d530-ffffffff8137d5a9: get_callchain_buffers (STB_GLOBAL)
  

• In 6.8: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff813a6790)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff813a6790-ffffffff813a6809: get_callchain_buffers (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffff8000102a3538)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffff8000102a3538-ffff8000102a3774: get_callchain_buffers (STB_GLOBAL)
  

• In armhf: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (c04d2dc8)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  c04d2dc8-c04d2f88: get_callchain_buffers (STB_GLOBAL)
  

• In ppc64el: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (c000000000355a60)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
  

  Symbols:

  c000000000355a60-c000000000355b8c: get_callchain_buffers (STB_GLOBAL)
  

• In riscv64: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffe0001d1c3c)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
  

  Symbols:

  ffffffe0001d1c3c-ffffffe0001d1daa: get_callchain_buffers (STB_GLOBAL)
  

Flavor

• In aws: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81210fa0)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81210fa0-ffffffff81211019: get_callchain_buffers (STB_GLOBAL)
  

• In azure: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff81203d30)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff81203d30-ffffffff81203da9: get_callchain_buffers (STB_GLOBAL)
  

• In gcp: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8120ed40)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8120ed40-ffffffff8120edb9: get_callchain_buffers (STB_GLOBAL)
  

• In lowlatency: ✅

  int get_callchain_buffers(int event_max_stack);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/events/callchain.c (ffffffff8121dc50)
  Location: kernel/events/callchain.c:108
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/stackmap.c:stack_map_alloc
    - kernel/events/core.c:perf_event_alloc
  

  Symbols:

  ffffffff8121dc50-ffffffff8121dcc9: get_callchain_buffers (STB_GLOBAL)
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Param added. int event_max_stack
• 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 ✅