From 529ba074821bea8aad5079a168c58aa7850be18f Mon Sep 17 00:00:00 2001 From: SJ Park Date: Sun, 5 Jul 2026 08:55:55 -0700 Subject: [PATCH] mm/damon/reclaim: remove duplicated min_region_sz power of 2 check DAMON_RECLAIM validates the user input for min_region_sz. The same validation is done inside damon_start() and damon_commit_ctx(). Remove the duplicate. Link: https://lore.kernel.org/20260705155600.96555-5-sj@kernel.org Signed-off-by: SJ Park Signed-off-by: Andrew Morton --- mm/damon/reclaim.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/mm/damon/reclaim.c b/mm/damon/reclaim.c index 11b70d0a9a6f..6469b25cc34f 100644 --- a/mm/damon/reclaim.c +++ b/mm/damon/reclaim.c @@ -208,11 +208,6 @@ static int damon_reclaim_apply_parameters(void) param_ctx->addr_unit = addr_unit; param_ctx->min_region_sz = max(DAMON_MIN_REGION_SZ / addr_unit, 1); - if (!is_power_of_2(param_ctx->min_region_sz)) { - err = -EINVAL; - goto out; - } - if (!damon_reclaim_mon_attrs.aggr_interval) { err = -EINVAL; goto out;