DepSurf

Function: alloc_bulk

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: ✅

  void alloc_bulk(struct bpf_mem_cache *c, int cnt, int node);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/memalloc.c (ffffffff8131bd20)
  Location: kernel/bpf/memalloc.c:164
  Inline: False
  Direct callers:
    - kernel/bpf/memalloc.c:prefill_mem_cache
    - kernel/bpf/memalloc.c:prefill_mem_cache
    - kernel/bpf/memalloc.c:bpf_mem_refill
  

  Symbols:

  ffffffff8131bd20-ffffffff8131bf0b: alloc_bulk (STB_LOCAL)
  

• In 6.5: ✅

  void alloc_bulk(struct bpf_mem_cache *c, int cnt, int node);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/memalloc.c (ffffffff8134b7d0)
  Location: kernel/bpf/memalloc.c:157
  Inline: False
  Direct callers:
    - kernel/bpf/memalloc.c:prefill_mem_cache
    - kernel/bpf/memalloc.c:prefill_mem_cache
    - kernel/bpf/memalloc.c:bpf_mem_refill
  

  Symbols:

  ffffffff8134b7d0-ffffffff8134b9bf: alloc_bulk (STB_LOCAL)
  

• In 6.8: ✅

  void alloc_bulk(struct bpf_mem_cache *c, int cnt, int node, bool atomic);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/memalloc.c (ffffffff81372250)
  Location: kernel/bpf/memalloc.c:206
  Inline: False
  Direct callers:
    - kernel/bpf/memalloc.c:bpf_mem_alloc_percpu_unit_init
    - kernel/bpf/memalloc.c:bpf_mem_alloc_init
    - kernel/bpf/memalloc.c:bpf_mem_alloc_init
    - kernel/bpf/memalloc.c:bpf_mem_refill
  

  Symbols:

  ffffffff81372250-ffffffff81372477: alloc_bulk (STB_LOCAL)
  

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

• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Param added. bool atomic