DepSurf

Function: check_and_free_fields

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: Collision, Selective Inline ⚠️

  void check_and_free_fields(struct bpf_htab *htab, struct htab_elem *elem);
  

  Collision: Static-Static Collision

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff8129bef0)
  Location: kernel/bpf/hashtab.c:744
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_batch
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_elem
    - kernel/bpf/hashtab.c:htab_map_free
    - kernel/bpf/hashtab.c:htab_lru_map_delete_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
    - kernel/bpf/hashtab.c:htab_elem_free_rcu
    - kernel/bpf/hashtab.c:htab_lru_map_delete_node
  

  In kernel/bpf/arraymap.c (ffffffff812a0873)
  Location: kernel/bpf/arraymap.c:310
  Inline: True
  Inline callers:
    - kernel/bpf/arraymap.c:array_map_update_elem
  

  Symbols:

  ffffffff8129bef0-ffffffff8129bf4b: check_and_free_fields (STB_LOCAL)
  

• In 6.2: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff812fc022)
  Location: kernel/bpf/hashtab.c:759
  Inline: True
  Inline callers:
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_batch
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_elem
    - kernel/bpf/hashtab.c:htab_map_free
    - kernel/bpf/hashtab.c:htab_lru_map_delete_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_delete_node
  

• In 6.5: Selective Inline ⚠️

  void check_and_free_fields(struct bpf_htab *htab, struct htab_elem *elem);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff81327480)
  Location: kernel/bpf/hashtab.c:766
  Inline: True
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_batch
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_elem
    - kernel/bpf/hashtab.c:htab_map_free
    - kernel/bpf/hashtab.c:htab_lru_map_delete_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_delete_node
  

  Symbols:

  ffffffff81327480-ffffffff81327545: check_and_free_fields (STB_LOCAL)
  

• In 6.8: Selective Inline ⚠️

  void check_and_free_fields(struct bpf_htab *htab, struct htab_elem *elem);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff8134bb10)
  Location: kernel/bpf/hashtab.c:777
  Inline: True
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_batch
    - kernel/bpf/hashtab.c:__htab_map_lookup_and_delete_elem
    - kernel/bpf/hashtab.c:htab_map_free
    - kernel/bpf/hashtab.c:htab_lru_map_delete_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
    - kernel/bpf/hashtab.c:htab_lru_map_delete_node
  

  Symbols:

  ffffffff8134bb10-ffffffff8134bbd5: check_and_free_fields (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 6.5 and 6.8 ✅