diff options
| author | Hugh Dickins <hughd@google.com> | 2025-07-13 12:57:18 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-07-24 19:12:28 -0700 |
| commit | 3865301dc58aec2ab77651bdbf1e55352f50a608 (patch) | |
| tree | 51e3c77ac8885924fc885bcc3c102d8ef3a7c872 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | 526660b950a425b9d32798703b839e3c08cdf81b (diff) | |
mm: optimize lru_note_cost() by adding lru_note_cost_unlock_irq()
Dropping a lock, just to demand it again for an afterthought, cannot be
good if contended: convert lru_note_cost() to lru_note_cost_unlock_irq().
[hughd@google.com: delete unneeded comment]
Link: https://lkml.kernel.org/r/dbf9352a-1ed9-a021-c0c7-9309ac73e174@google.com
Link: https://lkml.kernel.org/r/21100102-51b6-79d5-03db-1bb7f97fa94c@google.com
Signed-off-by: Hugh Dickins <hughd@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>
Tested-by: Roman Gushchin <roman.gushchin@linux.dev>
Reviewed-by: Shakeel Butt <shakeel.butt@linux.dev>
Cc: David Hildenbrand <david@redhat.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Michal Hocko <mhocko@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions