website-function

Function: lock_cluster

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8121164c)
  Location: mm/swapfile.c:268
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:free_swap_and_cache
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 4.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8122bfa3)
  Location: mm/swapfile.c:280
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 4.18: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8124e473)
  Location: mm/swapfile.c:280
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.0: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff81262830)
  Location: mm/swapfile.c:303
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.3: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8127d72c)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.4: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8128d1cc)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff812bfc6c)
  Location: mm/swapfile.c:337
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:page_trans_huge_map_swapcount
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:swap_free_cluster
    - mm/swapfile.c:swap_alloc_cluster
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff812cb81c)
  Location: mm/swapfile.c:350
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:page_trans_huge_map_swapcount
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:swap_free_cluster
    - mm/swapfile.c:swap_alloc_cluster
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff812d23c3)
  Location: mm/swapfile.c:349
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:page_trans_huge_map_swapcount
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff81317c93)
  Location: mm/swapfile.c:349
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:page_trans_huge_map_swapcount
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 5.19: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8138332c)
  Location: mm/swapfile.c:351
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:try_to_free_swap
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 6.2: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff81400d2c)
  Location: mm/swapfile.c:355
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:folio_free_swap
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 6.5: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff81433c0c)
  Location: mm/swapfile.c:356
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:swap_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:swap_free_cluster
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In 6.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8146d04c)
  Location: mm/swapfile.c:358
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:swapcache_clear
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:swap_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:put_swap_folio
    - mm/swapfile.c:__swap_entry_free
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:swap_free_cluster
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

Arch

• In arm64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffff80001032896c)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:free_swap_and_cache
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (c053fdd4)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:free_swap_and_cache
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In ppc64el: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (c0000000003ffca0)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:free_swap_and_cache
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffe00022872a)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:free_swap_and_cache
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

Flavor

• In aws: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff812857ac)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In azure: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8127761c)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In gcp: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff812835bc)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

• In lowlatency: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In mm/swapfile.c (ffffffff8129329c)
  Location: mm/swapfile.c:338
  Inline: True
  Inline callers:
    - mm/swapfile.c:add_swap_count_continuation
    - mm/swapfile.c:__swap_duplicate
    - mm/swapfile.c:reuse_swap_page
    - mm/swapfile.c:swap_page_trans_huge_swapped
    - mm/swapfile.c:swp_swapcount
    - mm/swapfile.c:__swp_swapcount
    - mm/swapfile.c:page_swapcount
    - mm/swapfile.c:swapcache_free_entries
    - mm/swapfile.c:split_swap_cluster
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:put_swap_page
    - mm/swapfile.c:get_swap_pages
    - mm/swapfile.c:scan_swap_map_slots
    - mm/swapfile.c:scan_swap_map_try_ssd_cluster
    - mm/swapfile.c:swap_do_scheduled_discard
  

Differences