DepSurf

Function: kfence_guarded_alloc

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: ✅

  void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t gfp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/kfence/core.c (ffffffff8133be70)
  Location: mm/kfence/core.c:261
  Inline: False
  Direct callers:
    - mm/kfence/core.c:__kfence_alloc
  

  Symbols:

  ffffffff8133be70-ffffffff8133c18e: kfence_guarded_alloc (STB_LOCAL)
  

• In 5.19: ✅

  void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t gfp, long unsigned int *stack_entries, size_t num_stack_entries, u32 alloc_stack_hash);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/kfence/core.c (ffffffff813aeac0)
  Location: mm/kfence/core.c:355
  Inline: False
  Direct callers:
    - mm/kfence/core.c:__kfence_alloc
  

  Symbols:

  ffffffff813aeac0-ffffffff813aeead: kfence_guarded_alloc (STB_LOCAL)
  

• In 6.2: ✅

  void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t gfp, long unsigned int *stack_entries, size_t num_stack_entries, u32 alloc_stack_hash);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/kfence/core.c (ffffffff8142f010)
  Location: mm/kfence/core.c:354
  Inline: False
  Direct callers:
    - mm/kfence/core.c:__kfence_alloc
  

  Symbols:

  ffffffff8142f010-ffffffff8142f3fb: kfence_guarded_alloc (STB_LOCAL)
  

• In 6.5: ✅

  void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t gfp, long unsigned int *stack_entries, size_t num_stack_entries, u32 alloc_stack_hash);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/kfence/core.c (ffffffff81464d20)
  Location: mm/kfence/core.c:382
  Inline: False
  Direct callers:
    - mm/kfence/core.c:__kfence_alloc
  

  Symbols:

  ffffffff81464d20-ffffffff81465132: kfence_guarded_alloc (STB_LOCAL)
  

• In 6.8: ✅

  void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t gfp, long unsigned int *stack_entries, size_t num_stack_entries, u32 alloc_stack_hash);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/kfence/core.c (ffffffff81493970)
  Location: mm/kfence/core.c:390
  Inline: False
  Direct callers:
    - mm/kfence/core.c:__kfence_alloc
  

  Symbols:

  ffffffff81493970-ffffffff81493d9e: kfence_guarded_alloc (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

• Changed between 5.15 and 5.19 ⚠️

  • Param added. long unsigned int *stack_entries
  • Param added. size_t num_stack_entries
  • Param added. u32 alloc_stack_hash
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅