[tip: core/rcu] mm/list_lru.c: Rename kvfree_rcu() to local variant

["tip-bot2 for Uladzislau Rezki (Sony)" <tip-bot2@linutronix.de>]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     e0feed08ab41df0fedc38d35938891ef5715c1d3
Gitweb:        https://git.kernel.org/tip/e0feed08ab41df0fedc38d35938891ef5715c1d3
Author:        Uladzislau Rezki (Sony) <urezki@gmail.com>
AuthorDate:    Mon, 25 May 2020 23:47:56 +02:00
Committer:     Paul E. McKenney <paulmck@kernel.org>
CommitterDate: Mon, 29 Jun 2020 11:59:25 -07:00

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>
---
 mm/list_lru.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/list_lru.c b/mm/list_lru.c
index 9222910..e825804 100644
--- 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;
 }