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| author |   Roman Gushchin <roman.gushchin@linux.dev> | 2024-07-26 20:31:10 +0000 |
|---|---|---|
| committer |   Andrew Morton <akpm@linux-foundation.org> | 2024-09-01 20:25:51 -0700 |
| commit | 57979fabff554bf4d1edeeee69251b22ca9bf55e (patch) | |
| tree | 8a46efc7e788296316151d1142fde163471ae750 /kernel | |
| parent | mm: page_counters: put page_counter_calculate_protection() under CONFIG_MEMCG (diff) | |
| download | wireguard-linux-57979fabff554bf4d1edeeee69251b22ca9bf55e.tar.xz wireguard-linux-57979fabff554bf4d1edeeee69251b22ca9bf55e.zip | |
mm: page_counters: initialize usage using ATOMIC_LONG_INIT() macro
When a page_counter structure is initialized, there is no need to use an
atomic set operation to initialize the usage counter because at this point
the structure is not visible to anybody else. ATOMIC_LONG_INIT() is what
should be used in such cases.
Link: https://lkml.kernel.org/r/20240726203110.1577216-4-roman.gushchin@linux.dev
Signed-off-by: Roman Gushchin <roman.gushchin@linux.dev>
Acked-by: Shakeel Butt <shakeel.butt@linux.dev>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions