lkml.org 
[lkml]   [2020]   [Aug]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH 5/5] mlock: fix unevictable_pgs event counts on THP
On Sun, Aug 30, 2020 at 2:09 PM Hugh Dickins <hughd@google.com> wrote:
>
> 5.8 commit 5d91f31faf8e ("mm: swap: fix vmstats for huge page") has
> established that vm_events should count every subpage of a THP,
> including unevictable_pgs_culled and unevictable_pgs_rescued; but
> lru_cache_add_inactive_or_unevictable() was not doing so for
> unevictable_pgs_mlocked, and mm/mlock.c was not doing so for
> unevictable_pgs mlocked, munlocked, cleared and stranded.
>
> Fix them; but THPs don't go the pagevec way in mlock.c,
> so no fixes needed on that path.
>
> Fixes: 5d91f31faf8e ("mm: swap: fix vmstats for huge page")
> Signed-off-by: Hugh Dickins <hughd@google.com>

Reviewed-by: Shakeel Butt <shakeelb@google.com>

\
 
 \ /
  Last update: 2020-08-31 16:46    [W:0.122 / U:8.008 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site