DepSurf

Function: folio_ref_sub_and_test

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: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/filemap.c (ffffffff812f2815)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/filemap.c:__filemap_add_folio
    - mm/filemap.c:filemap_free_folio
  

  In mm/gup.c (ffffffff8133706c)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/gup.c:gup_put_folio
    - mm/gup.c:try_get_folio
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/filemap.c (ffffffff8135acc8)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/filemap.c:__filemap_add_folio
    - mm/filemap.c:filemap_free_folio
  

  In mm/shmem.c (ffffffff8138ac63)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/shmem.c:shmem_replace_folio
  

  In mm/gup.c (ffffffff813ae52c)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/gup.c:gup_put_folio
    - mm/gup.c:try_grab_folio
    - mm/gup.c:try_grab_folio
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/filemap.c (ffffffff8138c6ec)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/filemap.c:__filemap_add_folio
    - mm/filemap.c:filemap_free_folio
  

  In mm/shmem.c (ffffffff813bd189)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/shmem.c:shmem_replace_folio
  

  In mm/gup.c (ffffffff813e2d7e)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/gup.c:gup_put_folio
    - mm/gup.c:try_grab_folio
    - mm/gup.c:try_grab_folio
    - mm/gup.c:try_grab_folio
  

  In mm/khugepaged.c (ffffffff814804cb)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/khugepaged.c:collapse_file
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/filemap.c (ffffffff813b624f)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/filemap.c:__filemap_add_folio
    - mm/filemap.c:filemap_free_folio
  

  In mm/shmem.c (ffffffff813e7ff9)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/shmem.c:shmem_replace_folio
  

  In mm/gup.c (ffffffff8140d5bb)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/gup.c:gup_put_folio
    - mm/gup.c:try_grab_folio
    - mm/gup.c:try_grab_folio
    - mm/gup.c:try_grab_folio
  

  In mm/khugepaged.c (ffffffff814ae5db)
  Location: include/linux/page_ref.h:189
  Inline: True
  Inline callers:
    - mm/khugepaged.c:collapse_file
  

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