From a4d91b8254a95f64bbdd20891f128d993f2dbc2f Mon Sep 17 00:00:00 2001 From: SJ Park Date: Mon, 6 Jul 2026 07:06:22 -0700 Subject: [PATCH] mm/damon/core: change damon_stop() return type to void damon_stop() always returns 0, and nobody cares. Change the return type to void. Link: https://lore.kernel.org/20260706140628.87414-8-sj@kernel.org Signed-off-by: SJ Park Signed-off-by: Andrew Morton --- include/linux/damon.h | 2 +- mm/damon/core.c | 3 +-- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/include/linux/damon.h b/include/linux/damon.h index 2661231c0ae8..19b7e839bde0 100644 --- a/include/linux/damon.h +++ b/include/linux/damon.h @@ -1070,7 +1070,7 @@ static inline unsigned int damon_max_nr_accesses(const struct damon_attrs *attrs bool damon_initialized(void); int damon_start(struct damon_ctx **ctxs, int nr_ctxs, bool exclusive); -int damon_stop(struct damon_ctx **ctxs, int nr_ctxs); +void damon_stop(struct damon_ctx **ctxs, int nr_ctxs); bool damon_is_running(struct damon_ctx *ctx); int damon_kdamond_pid(struct damon_ctx *ctx); diff --git a/mm/damon/core.c b/mm/damon/core.c index 84e400aa4e82..08510bf9b38d 100644 --- a/mm/damon/core.c +++ b/mm/damon/core.c @@ -1947,14 +1947,13 @@ static void __damon_stop(struct damon_ctx *ctx) * @ctxs: an array of the pointers for contexts to stop monitoring * @nr_ctxs: size of @ctxs */ -int damon_stop(struct damon_ctx **ctxs, int nr_ctxs) +void damon_stop(struct damon_ctx **ctxs, int nr_ctxs) { int i; for (i = 0; i < nr_ctxs; i++) /* nr_running_ctxs is decremented in kdamond_fn */ __damon_stop(ctxs[i]); - return 0; } /**