DepSurf

Function: `kmalloc_size_roundup`

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: Absent ⚠️

In 6.2: Selective Inline, Transformation ⚠️

size_t kmalloc_size_roundup(size_t size);

Collision: Unique Global

Inline: Selective

Transformation: True

Instances:

In mm/slab_common.c (ffffffff813a2105)
Location: mm/slab_common.c:744
Inline: True
Direct callers:
  - kernel/bpf/verifier.c:push_jmp_history
  - kernel/bpf/verifier.c:realloc_array
  - kernel/bpf/verifier.c:copy_array
  - fs/coredump.c:cn_vprintf
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_kmalloc
  - drivers/base/devres.c:__devres_alloc_node
  - drivers/dma-buf/dma-resv.c:dma_resv_list_alloc
  - net/core/skbuff.c:pskb_carve_inside_nonlinear
  - net/core/skbuff.c:pskb_carve_inside_header
  - net/core/skbuff.c:pskb_expand_head
  - net/core/skbuff.c:__alloc_skb

Symbols:

ffffffff82063430-ffffffff8206344f: kmalloc_size_roundup.cold (STB_LOCAL)
ffffffff813a20e0-ffffffff813a218b: kmalloc_size_roundup (STB_GLOBAL)

In 6.5: Selective Inline, Transformation ⚠️

size_t kmalloc_size_roundup(size_t size);

Collision: Unique Global

Inline: Selective

Transformation: True

Instances:

In mm/slab_common.c (ffffffff813d4bca)
Location: mm/slab_common.c:741
Inline: True
Direct callers:
  - kernel/bpf/verifier.c:push_jmp_history
  - kernel/bpf/verifier.c:realloc_array
  - kernel/bpf/verifier.c:copy_array
  - fs/coredump.c:cn_vprintf
  - security/tomoyo/audit.c:tomoyo_write_log2
  - security/tomoyo/audit.c:tomoyo_write_log2
  - security/tomoyo/audit.c:tomoyo_init_log
  - security/tomoyo/common.c:tomoyo_supervisor
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_kmalloc
  - drivers/base/devres.c:__devres_alloc_node
  - drivers/dma-buf/dma-resv.c:dma_resv_list_alloc
  - net/core/skbuff.c:kmalloc_reserve

Symbols:

ffffffff820e2a71-ffffffff820e2a90: kmalloc_size_roundup.cold (STB_LOCAL)
ffffffff813d4ba0-ffffffff813d4cb4: kmalloc_size_roundup (STB_GLOBAL)

In 6.8: Transformation ⚠️

size_t kmalloc_size_roundup(size_t size);

Collision: Unique Global

Inline: No

Transformation: True

Instances:

In mm/slab_common.c (0)
Location: mm/slab_common.c:695
Inline: False
Direct callers:
  - kernel/bpf/verifier.c:push_jmp_history
  - kernel/bpf/verifier.c:realloc_array
  - kernel/bpf/verifier.c:copy_array
  - fs/coredump.c:cn_vprintf
  - security/tomoyo/audit.c:tomoyo_write_log2
  - security/tomoyo/audit.c:tomoyo_write_log2
  - security/tomoyo/audit.c:tomoyo_init_log
  - security/tomoyo/common.c:tomoyo_supervisor
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_krealloc
  - drivers/base/devres.c:devm_kmalloc
  - drivers/base/devres.c:__devres_alloc_node
  - drivers/dma-buf/dma-resv.c:dma_resv_list_alloc
  - net/core/skbuff.c:kmalloc_reserve

Symbols:

ffffffff821bf442-ffffffff821bf461: kmalloc_size_roundup.cold (STB_LOCAL)
ffffffff813fec10-ffffffff813fed24: kmalloc_size_roundup (STB_GLOBAL)

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 6.2 and 6.5 ✅
No changes between 6.5 and 6.8 ✅

DepSurf

Function: kmalloc_size_roundup

Status

Differences

Function: `kmalloc_size_roundup`