mm/damon/core: hide damon_destroy_region()

damon_destroy_region() is being used by only DAMON core, but exposed to
DAMON API callers.  Exposing something that is not really being used by
others will only increase the maintenance cost.  Hide it.

Link: https://lore.kernel.org/20260522154026.80546-8-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Brendan Higgins <brendan.higgins@linux.dev>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/damon.h b/include/linux/damon.h
index 3acca7deb16937b1a528982a4c12faf9dd892434..638ee65f88dcb12c8c391feeaced92c08738f96f 100644 (file)
--- a/include/linux/damon.h
+++ b/include/linux/damon.h
@@ -1013,7 +1013,6 @@ void damon_add_probe(struct damon_ctx *ctx, struct damon_probe *probe);
 
 struct damon_region *damon_new_region(unsigned long start, unsigned long end);
 
-void damon_destroy_region(struct damon_region *r, struct damon_target *t);
 int damon_set_regions(struct damon_target *t, struct damon_addr_range *ranges,
                unsigned int nr_ranges, unsigned long min_region_sz);
 void damon_update_region_access_rate(struct damon_region *r, bool accessed,

diff --git a/mm/damon/core.c b/mm/damon/core.c
index d1e7b441f2bf315815e1697f2f94729f1301491f..d816679dd7020139d40fc619713a0136024637f7 100644 (file)
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -291,7 +291,8 @@ static void damon_free_region(struct damon_region *r)
        kmem_cache_free(damon_region_cache, r);
 }
 
-void damon_destroy_region(struct damon_region *r, struct damon_target *t)
+static void damon_destroy_region(struct damon_region *r,
+               struct damon_target *t)
 {
        damon_del_region(r, t);
        damon_free_region(r);