mm/list_lru.c: Rename kvfree_rcu() to local variant

Rename kvfree_rcu() function to the kvfree_rcu_local() one.
The purpose is to prevent a conflict of two same function
declarations. The kvfree_rcu() will be globally visible
what would lead to a build error. No functional change.

Cc: linux-mm@kvack.org
Cc: rcu@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

diff --git a/mm/list_lru.c b/mm/list_lru.c
index 9222910ab1cb7947e9c788181a688836e7de16fd..e825804b392856dbecae4baf79a6c1f6e65bdbca 100644 (file)
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -373,14 +373,14 @@ static void memcg_destroy_list_lru_node(struct list_lru_node *nlru)
        struct list_lru_memcg *memcg_lrus;
        /*
         * This is called when shrinker has already been unregistered,
-        * and nobody can use it. So, there is no need to use kvfree_rcu().
+        * and nobody can use it. So, there is no need to use kvfree_rcu_local().
         */
        memcg_lrus = rcu_dereference_protected(nlru->memcg_lrus, true);
        __memcg_destroy_list_lru_node(memcg_lrus, 0, memcg_nr_cache_ids);
        kvfree(memcg_lrus);
 }
 
-static void kvfree_rcu(struct rcu_head *head)
+static void kvfree_rcu_local(struct rcu_head *head)
 {
        struct list_lru_memcg *mlru;
 
@@ -419,7 +419,7 @@ static int memcg_update_list_lru_node(struct list_lru_node *nlru,
        rcu_assign_pointer(nlru->memcg_lrus, new);
        spin_unlock_irq(&nlru->lock);
 
-       call_rcu(&old->rcu, kvfree_rcu);
+       call_rcu(&old->rcu, kvfree_rcu_local);
        return 0;
 }