From: Chao Yu <chao2.yu@samsung.com>
Date: Tue, 10 Nov 2015 10:45:07 +0000 (+0800)
Subject: f2fs: fix to remove directory inode from dirty list
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=eb7e813cc791735f2428202d5249a8fd769df1f3;p=linux-beck.git

f2fs: fix to remove directory inode from dirty list

If last dirty dentry page was writebacked in reclaim path, we should
remove its directory inode from global dirty list to avoid unnecessary
flush for this inode when doing checkpoint.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index c3e1ffa0c8d6..6c689e9a86a3 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1182,8 +1182,10 @@ out:
 	unlock_page(page);
 	if (need_balance_fs)
 		f2fs_balance_fs(sbi);
-	if (wbc->for_reclaim)
+	if (wbc->for_reclaim) {
 		f2fs_submit_merged_bio(sbi, DATA, WRITE);
+		remove_dirty_dir_inode(inode);
+	}
 	return 0;
 
 redirty_out: