website-function

Function: check_packet_access

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81182560)
  Location: kernel/bpf/verifier.c:667
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_mem_access
  

• In 4.10: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8118e330)
  Location: kernel/bpf/verifier.c:664
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff8118e330-ffffffff8118e38b: check_packet_access (STB_LOCAL)
  

• In 4.13: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81194080)
  Location: kernel/bpf/verifier.c:732
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81194080-ffffffff811940dc: check_packet_access (STB_LOCAL)
  

• In 4.15: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811a16d0)
  Location: kernel/bpf/verifier.c:909
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811a16d0-ffffffff811a177d: check_packet_access (STB_LOCAL)
  

• In 4.18: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811b9980)
  Location: kernel/bpf/verifier.c:1348
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811b9980-ffffffff811b9a35: check_packet_access (STB_LOCAL)
  

• In 5.0: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811c9310)
  Location: kernel/bpf/verifier.c:1539
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811c9310-ffffffff811c93e8: check_packet_access (STB_LOCAL)
  

• In 5.3: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811dce20)
  Location: kernel/bpf/verifier.c:2293
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811dce20-ffffffff811dcefc: check_packet_access (STB_LOCAL)
  

• In 5.4: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e95c0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811e95c0-ffffffff811e969c: check_packet_access (STB_LOCAL)
  

• In 5.8: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81208a90)
  Location: kernel/bpf/verifier.c:2645
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81208a90-ffffffff81208b53: check_packet_access (STB_LOCAL)
  

• In 5.11: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81209720)
  Location: kernel/bpf/verifier.c:2725
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81209720-ffffffff812097f0: check_packet_access (STB_LOCAL)
  

• In 5.13: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81205fb0)
  Location: kernel/bpf/verifier.c:3270
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81205fb0-ffffffff81206080: check_packet_access (STB_LOCAL)
  

• In 5.15: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81238e30)
  Location: kernel/bpf/verifier.c:3345
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81238e30-ffffffff81238f35: check_packet_access (STB_LOCAL)
  

• In 5.19: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8127d480)
  Location: kernel/bpf/verifier.c:3896
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff8127d480-ffffffff8127d59f: check_packet_access (STB_LOCAL)
  

• In 6.2: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812d5ae0)
  Location: kernel/bpf/verifier.c:4327
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff812d5ae0-ffffffff812d5bff: check_packet_access (STB_LOCAL)
  

• In 6.5: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812fa8c0)
  Location: kernel/bpf/verifier.c:5247
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff812fa8c0-ffffffff812fa9df: check_packet_access (STB_LOCAL)
  

• In 6.8: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8131a3b0)
  Location: kernel/bpf/verifier.c:5449
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff8131a3b0-ffffffff8131a4cf: check_packet_access (STB_LOCAL)
  

Arch

• In arm64: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffff80001026cd10)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffff80001026cd10-ffff80001026ce38: check_packet_access (STB_LOCAL)
  

• In armhf: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c049f2e0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  c049f2e0-c049f3f8: check_packet_access (STB_LOCAL)
  

• In ppc64el: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c0000000003133e0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  c0000000003133e0-c000000000313520: check_packet_access (STB_LOCAL)
  

• In riscv64: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffe0001a6f3a)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffe0001a6f3a-ffffffe0001a7024: check_packet_access (STB_LOCAL)
  

Flavor

• In aws: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e1be0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811e1be0-ffffffff811e1cbc: check_packet_access (STB_LOCAL)
  

• In azure: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811d49a0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811d49a0-ffffffff811d4a7c: check_packet_access (STB_LOCAL)
  

• In gcp: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811df9b0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811df9b0-ffffffff811dfa8c: check_packet_access (STB_LOCAL)
  

• In lowlatency: ✅

  int check_packet_access(struct bpf_verifier_env *env, u32 regno, int off, int size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811eddc0)
  Location: kernel/bpf/verifier.c:2294
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff811eddc0-ffffffff811ede9c: check_packet_access (STB_LOCAL)
  

Differences

Regular

• No changes between 4.10 and 4.13 ✅
• Changed between 4.13 and 4.15 ⚠️

  • Param added. bool zero_size_allowed
• 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 ✅