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| author | Alex Shi <alex.shi@linux.alibaba.com> | 2020-12-14 19:07:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 12:13:40 -0800 |
| commit | 7f41506baa052c95f9a72e17472f3dfceba2a10b (patch) | |
| tree | d059ccf4dab80ddbe4f93e2155f70cb381545c18 /mm/memcontrol.c | |
| parent | 5ab92901fea9c96ff210e22eac9e6680233009c7 (diff) | |
| download | linux-7f41506baa052c95f9a72e17472f3dfceba2a10b.tar.bz2 | |
mm/memcg: remove incorrect comment
Swapcache readahead pages are charged before being used, so it is unlikely
that they will be migrated before charging. Remove the incorrect comment.
Link: https://lkml.kernel.org/r/1605864930-49405-1-git-send-email-alex.shi@linux.alibaba.com
Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 13e3869867dd..0083b69b5cac 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -6903,7 +6903,6 @@ void mem_cgroup_migrate(struct page *oldpage, struct page *newpage) if (newpage->mem_cgroup) return; - /* Swapcache readahead pages can get replaced before being charged */ memcg = oldpage->mem_cgroup; if (!memcg) return; |