From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>,
damon@lists.linux.dev, kernel-team@meta.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
kernel test robot <lkp@intel.com>
Subject: [PATCH mm-new] mm/damon/core: initialize sidx in damos_trace_esz()
Date: Sat, 5 Jul 2025 10:20:03 -0700 [thread overview]
Message-ID: <20250705172003.52324-1-sj@kernel.org> (raw)
Commit ae4dc5a31d0f ("mm/damon: add trace event for effective size
quota") introduced damos_trac_esz(), which uses sidx variable without
initialization. Initialize before using it.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202507051517.bs3jd8RW-lkp@intel.com/
Fixes: ae4dc5a31d0f ("mm/damon: add trace event for effective size quota") # mm-new
Signed-off-by: SeongJae Park <sj@kernel.org>
---
mm/damon/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/damon/core.c b/mm/damon/core.c
index 6019b8ec4bba..dc0ee2dd55d3 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -2014,7 +2014,7 @@ static void damos_set_effective_quota(struct damos_quota *quota)
static void damos_trace_esz(struct damon_ctx *c, struct damos *s,
struct damos_quota *quota)
{
- unsigned int cidx = 0, sidx;
+ unsigned int cidx = 0, sidx = 0;
struct damos *siter;
damon_for_each_scheme(siter, c) {
base-commit: e8ad191fca305538cdebb3dac3f9be19cd610d38
--
2.39.5
reply other threads:[~2025-07-05 17:20 UTC|newest]
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