DepSurf

Function: has_extra_refcount

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: Selective Inline ⚠️

  bool has_extra_refcount(struct page_state *ps, struct page *p, bool extra_pins);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In mm/memory-failure.c (ffffffff813d9d08)
  Location: mm/memory-failure.c:821
  Inline: True
  Inline callers:
    - mm/memory-failure.c:me_huge_page
    - mm/memory-failure.c:me_swapcache_clean
  Direct callers:
    - mm/memory-failure.c:me_swapcache_dirty
    - mm/memory-failure.c:me_pagecache_clean
  

  Symbols:

  ffffffff813d9110-ffffffff813d91cb: has_extra_refcount (STB_LOCAL)
  

• In 6.2: Selective Inline ⚠️

  bool has_extra_refcount(struct page_state *ps, struct page *p, bool extra_pins);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In mm/memory-failure.c (ffffffff8145fa47)
  Location: mm/memory-failure.c:883
  Inline: True
  Inline callers:
    - mm/memory-failure.c:me_swapcache_clean
  Direct callers:
    - mm/memory-failure.c:me_huge_page
    - mm/memory-failure.c:me_swapcache_dirty
    - mm/memory-failure.c:me_pagecache_clean
  

  Symbols:

  ffffffff8145f140-ffffffff8145f215: has_extra_refcount (STB_LOCAL)
  

• In 6.5: Selective Inline ⚠️

  bool has_extra_refcount(struct page_state *ps, struct page *p, bool extra_pins);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In mm/memory-failure.c (ffffffff81495c57)
  Location: mm/memory-failure.c:980
  Inline: True
  Inline callers:
    - mm/memory-failure.c:me_swapcache_clean
  Direct callers:
    - mm/memory-failure.c:me_huge_page
    - mm/memory-failure.c:me_swapcache_dirty
    - mm/memory-failure.c:me_pagecache_clean
  

  Symbols:

  ffffffff814952d0-ffffffff814953b2: has_extra_refcount (STB_LOCAL)
  

• In 6.8: ✅

  bool has_extra_refcount(struct page_state *ps, struct page *p, bool extra_pins);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In mm/memory-failure.c (ffffffff814c4ff0)
  Location: mm/memory-failure.c:979
  Inline: False
  Direct callers:
    - mm/memory-failure.c:me_huge_page
    - mm/memory-failure.c:me_swapcache_clean
    - mm/memory-failure.c:me_swapcache_dirty
    - mm/memory-failure.c:me_pagecache_clean
  

  Symbols:

  ffffffff814c4ff0-ffffffff814c5127: has_extra_refcount (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

• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅