DepSurf

Function: alloc_htab_elem

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, bool old_elem_exists);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff81185f70)
  Location: kernel/bpf/hashtab.c:423
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff81185f70-ffffffff811861fa: alloc_htab_elem (STB_LOCAL)
  

• In 4.10: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, bool old_elem_exists);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff81193550)
  Location: kernel/bpf/hashtab.c:573
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff81193550-ffffffff81193722: alloc_htab_elem (STB_LOCAL)
  

• In 4.13: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff8119a770)
  Location: kernel/bpf/hashtab.c:670
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff8119a770-ffffffff8119a98e: alloc_htab_elem (STB_LOCAL)
  

• In 4.15: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811a9f60)
  Location: kernel/bpf/hashtab.c:702
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811a9f60-ffffffff811aa182: alloc_htab_elem (STB_LOCAL)
  

• In 4.18: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811c1500)
  Location: kernel/bpf/hashtab.c:716
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811c1500-ffffffff811c1718: alloc_htab_elem (STB_LOCAL)
  

• In 5.0: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811d2d60)
  Location: kernel/bpf/hashtab.c:730
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811d2d60-ffffffff811d2f78: alloc_htab_elem (STB_LOCAL)
  

• In 5.3: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811e74d0)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811e74d0-ffffffff811e7737: alloc_htab_elem (STB_LOCAL)
  

• In 5.4: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811f3c30)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811f3c30-ffffffff811f3e97: alloc_htab_elem (STB_LOCAL)
  

• In 5.8: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff81217db0)
  Location: kernel/bpf/hashtab.c:830
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff81217db0-ffffffff81218051: alloc_htab_elem (STB_LOCAL)
  

• In 5.11: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff81219f20)
  Location: kernel/bpf/hashtab.c:877
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff81219f20-ffffffff8121a1d8: alloc_htab_elem (STB_LOCAL)
  

• In 5.13: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff8121d6f0)
  Location: kernel/bpf/hashtab.c:877
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff8121d6f0-ffffffff8121d993: alloc_htab_elem (STB_LOCAL)
  

• In 5.15: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff812567c0)
  Location: kernel/bpf/hashtab.c:919
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff812567c0-ffffffff81256a59: alloc_htab_elem (STB_LOCAL)
  

• In 5.19: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff8129f120)
  Location: kernel/bpf/hashtab.c:938
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff8129f120-ffffffff8129f40c: alloc_htab_elem (STB_LOCAL)
  

• In 6.2: Transformation ⚠️

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/hashtab.c (0)
  Location: kernel/bpf/hashtab.c:965
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff812f9910-ffffffff812f9ba2: alloc_htab_elem (STB_LOCAL)
  ffffffff820615f4-ffffffff82061626: alloc_htab_elem.cold (STB_LOCAL)
  

• In 6.5: Transformation ⚠️

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/hashtab.c (0)
  Location: kernel/bpf/hashtab.c:977
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff81327d10-ffffffff81327fdd: alloc_htab_elem (STB_LOCAL)
  ffffffff820e0b8f-ffffffff820e0bc1: alloc_htab_elem.cold (STB_LOCAL)
  

• In 6.8: Transformation ⚠️

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/hashtab.c (0)
  Location: kernel/bpf/hashtab.c:994
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff8134c3d0-ffffffff8134c6c2: alloc_htab_elem (STB_LOCAL)
  ffffffff821bd34f-ffffffff821bd37f: alloc_htab_elem.cold (STB_LOCAL)
  

Arch

• In arm64: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffff8000102782b8)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffff8000102782b8-ffff800010278530: alloc_htab_elem (STB_LOCAL)
  

• In armhf: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (c04aa3a8)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  c04aa3a8-c04aa634: alloc_htab_elem (STB_LOCAL)
  

• In ppc64el: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (c000000000320530)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  c000000000320530-c00000000032086c: alloc_htab_elem (STB_LOCAL)
  

• In riscv64: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffe0001afaf6)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffe0001afaf6-ffffffe0001afd1c: alloc_htab_elem (STB_LOCAL)
  

Flavor

• In aws: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811ec250)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811ec250-ffffffff811ec4b7: alloc_htab_elem (STB_LOCAL)
  

• In azure: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811defe0)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811defe0-ffffffff811df247: alloc_htab_elem (STB_LOCAL)
  

• In gcp: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811ea020)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811ea020-ffffffff811ea287: alloc_htab_elem (STB_LOCAL)
  

• In lowlatency: ✅

  struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key, void *value, u32 key_size, u32 hash, bool percpu, bool onallcpus, struct htab_elem *old_elem);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/hashtab.c (ffffffff811f8400)
  Location: kernel/bpf/hashtab.c:721
  Inline: False
  Direct callers:
    - kernel/bpf/hashtab.c:__htab_percpu_map_update_elem
    - kernel/bpf/hashtab.c:htab_map_update_elem
  

  Symbols:

  ffffffff811f8400-ffffffff811f8667: alloc_htab_elem (STB_LOCAL)
  

Differences

Regular

• No changes between 4.8 and 4.10 ✅
• Changed between 4.10 and 4.13 ⚠️

  • Param added. struct htab_elem *old_elem
  • Param removed. bool old_elem_exists
• 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 ✅