* + mm-damon-corec-avoid-unintentional-filtering-out-of-schemes.patch added to mm-hotfixes-unstable branch
@ 2023-11-10 18:31 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-11-10 18:31 UTC (permalink / raw)
To: mm-commits, stable, sj, hyeongtak.ji, hyeongtak.ji, akpm
The patch titled
Subject: mm/damon/core.c: avoid unintentional filtering out of schemes
has been added to the -mm mm-hotfixes-unstable branch. Its filename is
mm-damon-corec-avoid-unintentional-filtering-out-of-schemes.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-corec-avoid-unintentional-filtering-out-of-schemes.patch
This patch will later appear in the mm-hotfixes-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Hyeongtak Ji <hyeongtak.ji@gmail.com>
Subject: mm/damon/core.c: avoid unintentional filtering out of schemes
Date: Fri, 10 Nov 2023 14:37:09 +0900
The function '__damos_filter_out()' causes DAMON to always filter out
schemes whose filter type is anon or memcg if its matching value is set
to false.
This commit addresses the issue by ensuring that '__damos_filter_out()'
no longer applies to filters whose type is 'anon' or 'memcg'.
Link: https://lkml.kernel.org/r/1699594629-3816-1-git-send-email-hyeongtak.ji@gmail.com
Fixes: ab9bda001b681 ("mm/damon/core: introduce address range type damos filter")
Signed-off-by: Hyeongtak Ji <hyeongtak.ji@sk.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/damon/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/damon/core.c~mm-damon-corec-avoid-unintentional-filtering-out-of-schemes
+++ a/mm/damon/core.c
@@ -924,7 +924,7 @@ static bool __damos_filter_out(struct da
matched = true;
break;
default:
- break;
+ return false;
}
return matched == filter->matching;
_
Patches currently in -mm which might be from hyeongtak.ji@gmail.com are
mm-damon-corec-avoid-unintentional-filtering-out-of-schemes.patch
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