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-rw-r--r--mm/vmscan.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index dcd90c891d8e..f756a202d5d5 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3175,7 +3175,7 @@ static unsigned long balance_pgdat(pg_data_t *pgdat, int order,
*/
if (waitqueue_active(&pgdat->pfmemalloc_wait) &&
pfmemalloc_watermark_ok(pgdat))
- wake_up(&pgdat->pfmemalloc_wait);
+ wake_up_all(&pgdat->pfmemalloc_wait);
/*
* Fragmentation may mean that the system cannot be rebalanced