From a690efffd16302d23b0bbd00f84dcedc11935a8b Mon Sep 17 00:00:00 2001
From: Sheng Yong <shengyong1@huawei.com>
Date: Sun, 5 Aug 2018 12:45:35 +0800
Subject: f2fs: wake up gc thread immediately when gc_urgent is set

Fixes: 5b0e95398e2b ("f2fs: introduce sbi->gc_mode to determine the policy")
Signed-off-by: Sheng Yong <shengyong1@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/sysfs.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'fs/f2fs')

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index f22782a0defe..cd2e030e47b8 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -253,6 +253,7 @@ out:
 		if (t >= 1) {
 			sbi->gc_mode = GC_URGENT;
 			if (sbi->gc_thread) {
+				sbi->gc_thread->gc_wake = 1;
 				wake_up_interruptible_all(
 					&sbi->gc_thread->gc_wait_queue_head);
 				wake_up_discard_thread(sbi, true);
-- 
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