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[1/3] mm/damon/core: unset damos->walk_completed after confimed set

Message ID 20250210182737.134994-2-sj@kernel.org (mailing list archive)
State New
Headers show
Series mm/damon/core: fix wrong and/or useless damos_walk() behaviors | expand

Commit Message

SeongJae Park Feb. 10, 2025, 6:27 p.m. UTC 
damos->walk_completed is only set, not unset.  This can cause next
damos_walk() finish earlier than expected.  Unset it after all
walk_completed is confirmed.

Fixes: bf0eaba0ff9c ("mm/damon/core: implement damos_walk()")
Signed-off-by: SeongJae Park <sj@kernel.org>
---
 mm/damon/core.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/mm/damon/core.c b/mm/damon/core.c
index 1a4dd644949b..1d9025d14d83 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -1489,6 +1489,9 @@  static void damos_walk_complete(struct damon_ctx *ctx, struct damos *s)
 		if (!siter->walk_completed)
 			return;
 	}
+	damon_for_each_scheme(siter, ctx)
+		siter->walk_completed = false;
+
 	complete(&control->completion);
 	mutex_lock(&ctx->walk_control_lock);
 	ctx->walk_control = NULL;