DepSurf

Function: mmap_write_downgrade

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: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff8129b334)
  Location: include/linux/mmap_lock.h:39
  Inline: True
  Inline callers:
    - mm/mmap.c:__do_munmap
  

  In fs/proc/task_mmu.c (ffffffff813b7280)
  Location: include/linux/mmap_lock.h:39
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:clear_refs_write
  

• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff812a64f4)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/mmap.c:__do_munmap
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff812ab817)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/mmap.c:__do_munmap
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff812ecea6)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/mmap.c:__do_munmap
  

  In mm/sparse-vmemmap.c (ffffffff8132c65f)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/sparse-vmemmap.c:vmemmap_remap_free
  

• In 5.19: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff81350208)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/mmap.c:__do_munmap
  

• In 6.2: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/mmap.c (ffffffff813c96f7)
  Location: include/linux/mmap_lock.h:108
  Inline: True
  Inline callers:
    - mm/mmap.c:do_mas_align_munmap
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/memory.c (ffffffff813f17b1)
  Location: include/linux/mmap_lock.h:138
  Inline: True
  Inline callers:
    - mm/memory.c:lock_mm_and_find_vma
  

  In mm/mmap.c (ffffffff813fdd71)
  Location: include/linux/mmap_lock.h:138
  Inline: True
  Inline callers:
    - mm/mmap.c:do_vmi_align_munmap
    - mm/mmap.c:expand_stack
  

  In fs/exec.c (ffffffff814ba201)
  Location: include/linux/mmap_lock.h:138
  Inline: True
  Inline callers:
    - fs/exec.c:get_arg_page
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/memory.c (ffffffff8141c491)
  Location: include/linux/mmap_lock.h:136
  Inline: True
  Inline callers:
    - mm/memory.c:lock_mm_and_find_vma
  

  In mm/mmap.c (ffffffff81427f6d)
  Location: include/linux/mmap_lock.h:136
  Inline: True
  Inline callers:
    - mm/mmap.c:do_vmi_align_munmap
    - mm/mmap.c:expand_stack
  

  In fs/exec.c (ffffffff814ec781)
  Location: include/linux/mmap_lock.h:136
  Inline: True
  Inline callers:
    - fs/exec.c:get_arg_page
  

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