DepSurf

Function: rwsem_is_contended

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: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8120645c)
  Location: include/linux/rwsem.h:112
  Inline: True
  

• In 5.0: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff81218fe4)
  Location: include/linux/rwsem.h:112
  Inline: True
  

• In 5.3: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff81228f9f)
  Location: include/linux/rwsem.h:109
  Inline: True
  

• In 5.4: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff81236d3f)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In 5.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff81266bfe)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

• In 5.11: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8127164e)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff813c9122)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff8121bfae)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In mm/vmscan.c (ffffffff8127685e)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff813d01ef)
  Location: include/linux/rwsem.h:117
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff81252eae)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In mm/vmscan.c (ffffffff812b407b)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff8142180f)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff8129b03e)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In mm/vmscan.c (ffffffff8131002d)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff81498667)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff812f7374)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In mm/vmscan.c (ffffffff8138363d)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff8152c9b9)
  Location: include/linux/rwsem.h:119
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff81325244)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In mm/vmscan.c (ffffffff813b4e6d)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
  

  In fs/proc/task_mmu.c (ffffffff815657cb)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/task_iter.c (ffffffff81349454)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - kernel/bpf/task_iter.c:task_vma_seq_get_next
  

  In fs/proc/task_mmu.c (ffffffff8159c99d)
  Location: include/linux/rwsem.h:120
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:show_smaps_rollup
  

Arch

• In arm64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffff8000102c8358)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (c04f1b20)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In ppc64el: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (c000000000382cb0)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffe0001e6dcc)
  Location: include/linux/rwsem.h:119
  Inline: True
  

Flavor

• In aws: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8122f38f)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In azure: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8122244f)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In gcp: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8122d12f)
  Location: include/linux/rwsem.h:119
  Inline: True
  

• In lowlatency: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/vmscan.c (ffffffff8123c56f)
  Location: include/linux/rwsem.h:119
  Inline: True
  

Differences