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| author |   Miaohe Lin <linmiaohe@huawei.com> | 2022-07-04 21:21:56 +0800 |
|---|---|---|
| committer |   akpm <akpm@linux-foundation.org> | 2022-07-17 17:14:46 -0700 |
| commit | 0b175468a02d9ae8b97919b4de62ab4da578b520 (patch) | |
| tree | 19b25baa77e252518a30694d0fcef12a7d439c0b /tools/perf/scripts/python/call-graph-from-sql.py | |
| parent | mm/huge_memory: check pmd_present first in is_huge_zero_pmd (diff) | |
| download | linux-dev-0b175468a02d9ae8b97919b4de62ab4da578b520.tar.xz linux-dev-0b175468a02d9ae8b97919b4de62ab4da578b520.zip | |
mm/huge_memory: try to free subpage in swapcache when possible
Subpages in swapcache won't be freed even if it is the last user of the
page until next time reclaim. It shouldn't hurt indeed, but we could try
to free these pages to save more memory for system.
Link: https://lkml.kernel.org/r/20220704132201.14611-12-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Yang Shi <shy828301@gmail.com>
Cc: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-sql.py')
0 files changed, 0 insertions, 0 deletions