On Thu, Mar 18, 2021 at 4:08 AM Muchun Song wrote:
>
> Just like assignment to ug->memcg, we only need to update ug->dummy_page
> if memcg changed. So move it to there. This is a very small optimization.
>
> Signed-off-by: Muchun Song
Reviewed-by: Shakeel Butt
On Thu, Mar 18, 2021 at 07:06:56PM +0800, Muchun Song wrote:
> Just like assignment to ug->memcg, we only need to update ug->dummy_page
> if memcg changed. So move it to there. This is a very small optimization.
>
> Signed-off-by: Muchun Song
Acked-by: Johannes Weiner
Just like assignment to ug->memcg, we only need to update ug->dummy_page
if memcg changed. So move it to there. This is a very small optimization.
Signed-off-by: Muchun Song
---
mm/memcontrol.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
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