website-function

Function: psi_memstall_enter

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: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff810ef790)
  Location: kernel/sched/psi.c:572
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
  

  Symbols:

  ffffffff810ef790-ffffffff810ef80e: psi_memstall_enter (STB_GLOBAL)
  

• In 5.3: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff810f6c20)
  Location: kernel/sched/psi.c:812
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff810f6c20-ffffffff810f6ca4: psi_memstall_enter (STB_GLOBAL)
  

• In 5.4: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff811029b0)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff811029b0-ffffffff81102a34: psi_memstall_enter (STB_GLOBAL)
  

• In 5.8: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff8110d9d0)
  Location: kernel/sched/psi.c:860
  Inline: False
  Direct callers:
    - mm/filemap.c:wait_on_page_bit_common
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_blkg
  

  Symbols:

  ffffffff8110d9d0-ffffffff8110da58: psi_memstall_enter (STB_GLOBAL)
  

• In 5.11: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff8110acc0)
  Location: kernel/sched/psi.c:876
  Inline: False
  Direct callers:
    - mm/filemap.c:wait_on_page_bit_common
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_blkg
  

  Symbols:

  ffffffff8110acc0-ffffffff8110ad79: psi_memstall_enter (STB_GLOBAL)
  

• In 5.13: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff8110c8f0)
  Location: kernel/sched/psi.c:888
  Inline: False
  Direct callers:
    - mm/filemap.c:wait_on_page_bit_common
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff8110c8f0-ffffffff8110c9a9: psi_memstall_enter (STB_GLOBAL)
  

• In 5.15: Transformation ⚠️

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/sched/psi.c (0)
  Location: kernel/sched/psi.c:903
  Inline: False
  Direct callers:
    - mm/filemap.c:wait_on_page_bit_common
    - mm/vmscan.c:__node_reclaim
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge_memcg
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff81ca9557-ffffffff81ca956b: psi_memstall_enter.cold (STB_LOCAL)
  ffffffff8112b920-ffffffff8112b9e7: psi_memstall_enter (STB_GLOBAL)
  

• In 5.19: Transformation ⚠️

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/sched/build_utility.c (0)
  Location: kernel/sched/psi.c:901
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_folio
    - mm/filemap.c:__folio_lock_or_retry
    - mm/filemap.c:__folio_lock_or_retry
    - mm/filemap.c:migration_entry_wait_on_locked
    - mm/vmscan.c:__node_reclaim
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge_memcg
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff81e59561-ffffffff81e59576: psi_memstall_enter.cold (STB_LOCAL)
  ffffffff8114c080-ffffffff8114c162: psi_memstall_enter (STB_GLOBAL)
  

• In 6.2: Transformation ⚠️

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/sched/build_utility.c (0)
  Location: kernel/sched/psi.c:1021
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_read_folio
    - mm/filemap.c:migration_entry_wait_on_locked
    - mm/filemap.c:folio_wait_bit_common
    - mm/readahead.c:readahead_expand
    - mm/readahead.c:read_pages
    - mm/vmscan.c:__node_reclaim
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge_memcg
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff820581dc-ffffffff820581f1: psi_memstall_enter.cold (STB_LOCAL)
  ffffffff8117a8c0-ffffffff8117a9aa: psi_memstall_enter (STB_GLOBAL)
  

• In 6.5: Transformation ⚠️

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/sched/build_utility.c (0)
  Location: kernel/sched/psi.c:1044
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_read_folio
    - mm/filemap.c:migration_entry_wait_on_locked
    - mm/filemap.c:folio_wait_bit_common
    - mm/readahead.c:readahead_expand
    - mm/readahead.c:readahead_expand
    - mm/readahead.c:read_pages
    - mm/vmscan.c:__node_reclaim
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_readpage
    - mm/memcontrol.c:try_charge_memcg
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff820d6ad4-ffffffff820d6ae9: psi_memstall_enter.cold (STB_LOCAL)
  ffffffff8118b420-ffffffff8118b50c: psi_memstall_enter (STB_GLOBAL)
  

• In 6.8: Transformation ⚠️

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/sched/build_utility.c (0)
  Location: kernel/sched/psi.c:1036
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_read_folio
    - mm/filemap.c:migration_entry_wait_on_locked
    - mm/filemap.c:folio_wait_bit_common
    - mm/readahead.c:readahead_expand
    - mm/readahead.c:readahead_expand
    - mm/readahead.c:read_pages
    - mm/vmscan.c:__node_reclaim
    - mm/vmscan.c:balance_pgdat
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/page_io.c:swap_read_folio
    - mm/memcontrol.c:try_charge_memcg
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - mm/memcontrol.c:reclaim_high
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff821b1d6a-ffffffff821b1d7f: psi_memstall_enter.cold (STB_LOCAL)
  ffffffff81199d50-ffffffff81199e3d: psi_memstall_enter (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffff800010167748)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:wait_on_page_bit_common
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffff800010167748-ffff800010167820: psi_memstall_enter (STB_GLOBAL)
  

• In armhf: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (c03b4584)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  c03b4584-c03b4644: psi_memstall_enter (STB_GLOBAL)
  

• In ppc64el: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (c0000000001bf490)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  c0000000001bf490-c0000000001bf5ac: psi_memstall_enter (STB_GLOBAL)
  

• In riscv64: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffe000109caa)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffe000109caa-ffffffe000109d80: psi_memstall_enter (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff810fbcc0)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff810fbcc0-ffffffff810fbd44: psi_memstall_enter (STB_GLOBAL)
  

• In azure: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff810ebee0)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff810ebee0-ffffffff810ebf58: psi_memstall_enter (STB_GLOBAL)
  

• In gcp: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff810f8e80)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff810f8e80-ffffffff810f8f04: psi_memstall_enter (STB_GLOBAL)
  

• In lowlatency: ✅

  void psi_memstall_enter(long unsigned int *flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/psi.c (ffffffff81103fd0)
  Location: kernel/sched/psi.c:813
  Inline: False
  Direct callers:
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:do_read_cache_page
    - mm/filemap.c:filemap_fault
    - mm/filemap.c:generic_file_buffered_read
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_or_retry
    - mm/filemap.c:__lock_page_killable
    - mm/filemap.c:__lock_page
    - mm/filemap.c:put_and_wait_on_page_locked
    - mm/vmscan.c:balance_pgdat
    - mm/vmscan.c:try_to_free_mem_cgroup_pages
    - mm/compaction.c:kcompactd
    - mm/page_alloc.c:__alloc_pages_slowpath
    - mm/page_alloc.c:__alloc_pages_direct_compact
    - mm/memcontrol.c:mem_cgroup_handle_over_high
    - block/blk-core.c:submit_bio
    - block/blk-cgroup.c:blkcg_maybe_throttle_current
  

  Symbols:

  ffffffff81103fd0-ffffffff8110404b: psi_memstall_enter (STB_GLOBAL)
  

Differences

Regular

• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅