[PATCH 4/8] mm/damon/reclaim: remove duplicated min_region_sz power of 2 check
From: SJ Park
Date: Sun Jul 05 2026 - 11:56:18 EST
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.
Signed-off-by: SJ Park <sj@xxxxxxxxxx>
---
mm/damon/reclaim.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/mm/damon/reclaim.c b/mm/damon/reclaim.c
index 11b70d0a9a6f0..6469b25cc34f9 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;
--
2.47.3