From: Liu Song <liu.song11@zte.com.cn>
Date: Fri, 31 Jan 2020 06:14:08 +0000 (-0800)
Subject: mm/vmscan.c: remove unused return value of shrink_node
X-Git-Tag: v5.6-rc1~100^2~63
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=6c9e0907fc8bc978e97bb78bbbc6e9bc8fc51cb3;p=linux.git

mm/vmscan.c: remove unused return value of shrink_node

The return value of shrink_node is not used, so remove unnecessary
operations.

Link: http://lkml.kernel.org/r/20191128143524.3223-1-fishland@aliyun.com
Signed-off-by: Liu Song <liu.song11@zte.com.cn>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 572fb17c6273..9a543d128b58 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2695,7 +2695,7 @@ static void shrink_node_memcgs(pg_data_t *pgdat, struct scan_control *sc)
 	} while ((memcg = mem_cgroup_iter(target_memcg, memcg, NULL)));
 }
 
-static bool shrink_node(pg_data_t *pgdat, struct scan_control *sc)
+static void shrink_node(pg_data_t *pgdat, struct scan_control *sc)
 {
 	struct reclaim_state *reclaim_state = current->reclaim_state;
 	unsigned long nr_reclaimed, nr_scanned;
@@ -2874,8 +2874,6 @@ static bool shrink_node(pg_data_t *pgdat, struct scan_control *sc)
 	 */
 	if (reclaimable)
 		pgdat->kswapd_failures = 0;
-
-	return reclaimable;
 }
 
 /*