staging: zram: drop zram_stat_dec/inc functions

[platform/adaptation/renesas_rcar/renesas_kernel.git] / mm / vmscan.c

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 23291b9..16b42af 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2775,7 +2775,7 @@ loop_again:
                if (total_scanned && (sc.priority < DEF_PRIORITY - 2)) {
                        if (has_under_min_watermark_zone)
                                count_vm_event(KSWAPD_SKIP_CONGESTION_WAIT);
-                       else
+                       else if (unbalanced_zone)
                                wait_iff_congested(unbalanced_zone, BLK_RW_ASYNC, HZ/10);
                }