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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2024-11-26 00:01:47 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-01-14 09:40:34 +0300 |
| commit | 9aec2fb0fd5ed3b90665a9a289fff7fa7a6e1fc7 (patch) | |
| tree | 82e4c28573c3b9118908982810b8148aa5ab35c4 /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | 642975242e328620ac136d6e02aceb253e9ee460 (diff) | |
| download | linux-9aec2fb0fd5ed3b90665a9a289fff7fa7a6e1fc7.tar.xz | |
slab: allocate frozen pages
Since slab does not use the page refcount, it can allocate and free frozen
pages, saving one atomic operation per free.
Link: https://lkml.kernel.org/r/20241125210149.2976098-16-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Cc: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: David Hildenbrand <david@redhat.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions