DepSurf

Function: __xchg_case_64

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: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/arm64/mm/context.c (ffff8000100aff18)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - arch/arm64/mm/context.c:check_and_switch_context
  

  In arch/arm64/mm/hugetlbpage.c (ffff8000100b1318)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - arch/arm64/mm/hugetlbpage.c:huge_ptep_get_and_clear
    - arch/arm64/mm/hugetlbpage.c:get_clear_flush
  

  In kernel/fork.c (ffff8000100f3060)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - kernel/fork.c:dup_task_struct
  

  In kernel/locking/qspinlock.c (0)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: False
  

  In mm/vmstat.c (0)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: False
  

  In mm/memory.c (ffff8000102fa044)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/memory.c:__handle_mm_fault
    - mm/memory.c:unmap_page_range
  

  In mm/mprotect.c (ffff80001030524c)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_protection_range
  

  In mm/mremap.c (ffff80001030618c)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/mremap.c:move_page_tables
  

  In mm/pgtable-generic.c (ffff800010308464)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/pgtable-generic.c:pmdp_invalidate
    - mm/pgtable-generic.c:pmdp_huge_clear_flush
    - mm/pgtable-generic.c:ptep_clear_flush
  

  In mm/rmap.c (0)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: False
  

  In mm/vmalloc.c (ffff80001030c7c0)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  

  In mm/madvise.c (ffff80001031ec38)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/madvise.c:madvise_free_pte_range
    - mm/madvise.c:madvise_cold_or_pageout_pte_range
  

  In mm/huge_memory.c (ffff800010357f90)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/huge_memory.c:move_huge_pmd
    - mm/huge_memory.c:zap_huge_pmd
  

  In mm/memcontrol.c (ffff800010367ee0)
  Location: arch/arm64/include/asm/cmpxchg.h:48
  Inline: True
  Inline callers:
    - mm/memcontrol.c:memcg_hotplug_cpu_dead
    - mm/memcontrol.c:memcg_hotplug_cpu_dead
    - mm/memcontrol.c:memcg_hotplug_cpu_dead
  

• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences