DepSurf

Function: folio_test_ksm

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/debug.c (ffffffff81e6da7c)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/debug.c:__dump_page
  

  In mm/memory.c (ffffffff81343dc2)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
  

  In mm/mprotect.c (ffffffff81353be5)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_pte_range
  

  In mm/rmap.c (ffffffff8135c0ee)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/rmap.c:make_device_exclusive_range
    - mm/rmap.c:try_to_migrate
    - mm/rmap.c:try_to_unmap
    - mm/rmap.c:page_add_anon_rmap
    - mm/rmap.c:page_add_anon_rmap
    - mm/rmap.c:folio_mkclean
    - mm/rmap.c:folio_referenced
    - mm/rmap.c:folio_referenced
  

  In mm/ksm.c (ffffffff813a36a5)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/ksm.c:folio_migrate_ksm
    - mm/ksm.c:rmap_walk_ksm
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:stable_tree_search
    - mm/ksm.c:break_ksm
  

  In mm/migrate.c (ffffffff813b4359)
  Location: include/linux/page-flags.h:686
  Inline: True
  

  In mm/memory-failure.c (ffffffff813dbadf)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/memory-failure.c:hwpoison_user_mappings
  

  In mm/page_idle.c (ffffffff813e6505)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - mm/page_idle.c:page_idle_clear_pte_refs
  

  In fs/proc/page.c (ffffffff814b1196)
  Location: include/linux/page-flags.h:686
  Inline: True
  Inline callers:
    - fs/proc/page.c:stable_page_flags
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/debug.c (ffffffff813adc6a)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/debug.c:__dump_page
  

  In mm/memory.c (ffffffff813bbf6b)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
  

  In mm/mprotect.c (ffffffff813ce0ba)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_pte_range
  

  In mm/rmap.c (ffffffff813d765e)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/rmap.c:make_device_exclusive_range
    - mm/rmap.c:try_to_migrate
    - mm/rmap.c:try_to_unmap
    - mm/rmap.c:page_add_anon_rmap
    - mm/rmap.c:page_add_anon_rmap
    - mm/rmap.c:folio_mkclean
    - mm/rmap.c:folio_referenced
    - mm/rmap.c:folio_referenced
  

  In mm/ksm.c (ffffffff81423415)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/ksm.c:folio_migrate_ksm
    - mm/ksm.c:rmap_walk_ksm
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:stable_tree_search
  

  In mm/migrate.c (ffffffff81434d1c)
  Location: include/linux/page-flags.h:683
  Inline: True
  

  In mm/memory-failure.c (ffffffff8146274b)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/memory-failure.c:hwpoison_user_mappings
  

  In mm/page_idle.c (ffffffff8146dfbe)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - mm/page_idle.c:page_idle_clear_pte_refs
  

  In fs/proc/page.c (ffffffff81547b56)
  Location: include/linux/page-flags.h:683
  Inline: True
  Inline callers:
    - fs/proc/page.c:stable_page_flags
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/debug.c (ffffffff813e1ffd)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/debug.c:__dump_page
  

  In mm/memory.c (ffffffff813f099a)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
  

  In mm/mprotect.c (ffffffff81402959)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_pte_range
  

  In mm/rmap.c (ffffffff8140bb6b)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/rmap.c:make_device_exclusive_range
    - mm/rmap.c:try_to_migrate
    - mm/rmap.c:try_to_unmap
    - mm/rmap.c:page_add_anon_rmap
    - mm/rmap.c:folio_mkclean
    - mm/rmap.c:folio_referenced
    - mm/rmap.c:folio_referenced
  

  In mm/ksm.c (ffffffff81458675)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/ksm.c:folio_migrate_ksm
    - mm/ksm.c:collect_procs_ksm
    - mm/ksm.c:rmap_walk_ksm
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:stable_tree_search
    - mm/ksm.c:break_ksm_pmd_entry
  

  In mm/migrate.c (ffffffff8146878e)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/migrate.c:migrate_folio_unmap
  

  In mm/memory-failure.c (ffffffff81497d63)
  Location: include/linux/page-flags.h:677
  Inline: True
  

  In mm/page_idle.c (ffffffff814a285c)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - mm/page_idle.c:page_idle_clear_pte_refs
  

  In fs/proc/page.c (ffffffff8157f777)
  Location: include/linux/page-flags.h:677
  Inline: True
  Inline callers:
    - fs/proc/page.c:stable_page_flags
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/debug.c (ffffffff8140c80e)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/debug.c:__dump_page
  

  In mm/memory.c (ffffffff81420205)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_swap_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
    - mm/memory.c:do_wp_page
  

  In mm/mprotect.c (ffffffff8142ef77)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/mprotect.c:change_pte_range
  

  In mm/rmap.c (ffffffff81438425)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/rmap.c:make_device_exclusive_range
    - mm/rmap.c:try_to_migrate
    - mm/rmap.c:try_to_unmap
    - mm/rmap.c:folio_mkclean
    - mm/rmap.c:folio_referenced
    - mm/rmap.c:folio_referenced
  

  In mm/mempolicy.c (ffffffff81486fdc)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/mempolicy.c:do_mbind
  

  In mm/ksm.c (ffffffff81492dd5)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/ksm.c:folio_migrate_ksm
    - mm/ksm.c:collect_procs_ksm
    - mm/ksm.c:rmap_walk_ksm
    - mm/ksm.c:ksm_might_need_to_copy
    - mm/ksm.c:scan_get_next_rmap_item
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:cmp_and_merge_page
    - mm/ksm.c:stable_tree_search
    - mm/ksm.c:break_ksm_pmd_entry
  

  In mm/migrate.c (ffffffff81497e38)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/migrate.c:migrate_folio_unmap
  

  In mm/memory-failure.c (ffffffff814c75a1)
  Location: include/linux/page-flags.h:679
  Inline: True
  

  In mm/page_idle.c (ffffffff814d36f9)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - mm/page_idle.c:page_idle_clear_pte_refs
  

  In fs/proc/task_mmu.c (ffffffff8159e2f4)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - fs/proc/task_mmu.c:smaps_account
  

  In fs/proc/page.c (ffffffff815b81b7)
  Location: include/linux/page-flags.h:679
  Inline: True
  Inline callers:
    - fs/proc/page.c:stable_page_flags
  

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