DepSurf

Function: add_kfunc_call

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: ✅

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812072a0)
  Location: kernel/bpf/verifier.c:1602
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check
  

  Symbols:

  ffffffff812072a0-ffffffff8120758f: add_kfunc_call (STB_LOCAL)
  

• In 5.15: ✅

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8123a790)
  Location: kernel/bpf/verifier.c:1670
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:add_subprog_and_kfunc
  

  Symbols:

  ffffffff8123a790-ffffffff8123aab1: add_kfunc_call (STB_LOCAL)
  

• In 5.19: ✅

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id, s16 offset);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8128b2a0)
  Location: kernel/bpf/verifier.c:1984
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check
  

  Symbols:

  ffffffff8128b2a0-ffffffff8128b6cd: add_kfunc_call (STB_LOCAL)
  

• In 6.2: ✅

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id, s16 offset);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812e3840)
  Location: kernel/bpf/verifier.c:2199
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check
  

  Symbols:

  ffffffff812e3840-ffffffff812e3c65: add_kfunc_call (STB_LOCAL)
  

• In 6.5: Transformation ⚠️

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id, s16 offset);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:2617
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check
  

  Symbols:

  ffffffff813046e0-ffffffff81304be1: add_kfunc_call (STB_LOCAL)
  ffffffff820df3df-ffffffff820df400: add_kfunc_call.cold (STB_LOCAL)
  

• In 6.8: Transformation ⚠️

  int add_kfunc_call(struct bpf_verifier_env *env, u32 func_id, s16 offset);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:2690
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:add_subprog_and_kfunc
  

  Symbols:

  ffffffff813247e0-ffffffff81324d10: add_kfunc_call (STB_LOCAL)
  ffffffff821bb5b1-ffffffff821bb5d2: add_kfunc_call.cold (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 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Param added. s16 offset
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅