DepSurf

Function: __check_racy_pte_update

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/hugetlbpage.c (ffff8000100b1640)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - arch/arm64/mm/hugetlbpage.c:huge_ptep_set_wrprotect
    - arch/arm64/mm/hugetlbpage.c:huge_ptep_set_access_flags
    - arch/arm64/mm/hugetlbpage.c:set_huge_pte_at
    - arch/arm64/mm/hugetlbpage.c:set_huge_pte_at
  

  In kernel/events/uprobes.c (ffff8000102a5648)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - kernel/events/uprobes.c:__replace_page
  

  In mm/shmem.c (ffff8000102d324c)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/shmem.c:shmem_mfill_atomic_pte
  

  In mm/gup.c (ffff8000102f1dd8)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/gup.c:follow_page_pte
  

  In mm/memory.c (ffff8000102fa0d8)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/memory.c:__handle_mm_fault
    - mm/memory.c:alloc_set_pte
    - mm/memory.c:alloc_set_pte
    - mm/memory.c:do_anonymous_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:wp_page_copy
    - mm/memory.c:remap_pfn_range
    - mm/memory.c:insert_pfn
    - mm/memory.c:vm_insert_page
    - mm/memory.c:copy_pte_range
    - mm/memory.c:copy_pte_range
  

  In mm/mprotect.c (ffff8000103052f4)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_protection_range
    - mm/mprotect.c:change_protection_range
  

  In mm/mremap.c (ffff8000103061b0)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/mremap.c:move_page_tables
  

  In mm/rmap.c (ffff80001030a0cc)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/rmap.c:try_to_unmap_one
    - mm/rmap.c:try_to_unmap_one
    - mm/rmap.c:try_to_unmap_one
    - mm/rmap.c:try_to_unmap_one
    - mm/rmap.c:try_to_unmap_one
    - mm/rmap.c:page_mkclean_one
  

  In mm/vmalloc.c (ffff80001030c384)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  

  In mm/madvise.c (ffff80001031ec70)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/madvise.c:madvise_free_pte_range
    - mm/madvise.c:madvise_cold_or_pageout_pte_range
    - mm/madvise.c:madvise_cold_or_pageout_pte_range
  

  In mm/swapfile.c (ffff800010326144)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/swapfile.c:unuse_pte_range
  

  In mm/sparse-vmemmap.c (ffff800010da0dfc)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/sparse-vmemmap.c:vmemmap_pte_populate
  

  In mm/ksm.c (ffff80001033edd8)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/ksm.c:try_to_merge_one_page
  

  In mm/migrate.c (ffff800010352fb4)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/migrate.c:migrate_misplaced_transhuge_page
    - mm/migrate.c:migrate_misplaced_transhuge_page
    - mm/migrate.c:remove_migration_pte
  

  In mm/huge_memory.c (ffff800010355f44)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/huge_memory.c:__split_huge_pmd_locked
    - mm/huge_memory.c:__split_huge_pmd_locked
    - mm/huge_memory.c:change_huge_pmd
    - mm/huge_memory.c:move_huge_pmd
    - mm/huge_memory.c:madvise_free_huge_pmd
    - mm/huge_memory.c:do_huge_pmd_numa_page
    - mm/huge_memory.c:do_huge_pmd_wp_page
    - mm/huge_memory.c:do_huge_pmd_wp_page_fallback
    - mm/huge_memory.c:copy_huge_pmd
    - mm/huge_memory.c:vmf_insert_pfn_pmd
    - mm/huge_memory.c:__do_huge_pmd_anonymous_page
  

  In mm/khugepaged.c (ffff80001035e774)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/khugepaged.c:collapse_huge_page
  

  In mm/userfaultfd.c (ffff800010378cc0)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - mm/userfaultfd.c:mfill_zeropage
    - mm/userfaultfd.c:mcopy_atomic_pte
  

  In fs/dax.c (ffff8000104077e0)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - fs/dax.c:dax_entry_mkclean
  

  In drivers/xen/xlate_mmu.c (ffff80001083f280)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - drivers/xen/xlate_mmu.c:remap_pfn_fn
    - drivers/xen/xlate_mmu.c:remap_pte_fn
  

  In lib/ioremap.c (ffff800010d89798)
  Location: arch/arm64/include/asm/pgtable.h:243
  Inline: True
  Inline callers:
    - lib/ioremap.c:ioremap_page_range
  

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

Flavor

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

Differences