[PATCH 1/3] f2fs: iput only if whole data blocks are flushed

[Jaegeuk Kim]

If there remains some unwritten blocks from the recovery, we should not call
iput on that directory inode.
Otherwise, we can loose some dentry blocks after the recovery.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@xxxxxxxxxxx>
---
 fs/f2fs/checkpoint.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 01ddc91..0d3701d 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -501,8 +501,10 @@ void remove_dirty_dir_inode(struct inode *inode)
 		return;
 
 	spin_lock(&sbi->dir_inode_lock);
-	if (atomic_read(&F2FS_I(inode)->dirty_dents))
-		goto out;
+	if (atomic_read(&F2FS_I(inode)->dirty_dents)) {
+		spin_unlock(&sbi->dir_inode_lock);
+		return;
+	}
 
 	list_for_each(this, head) {
 		struct dir_inode_entry *entry;
@@ -516,7 +518,6 @@ void remove_dirty_dir_inode(struct inode *inode)
 			break;
 		}
 	}
-out:
 	spin_unlock(&sbi->dir_inode_lock);
 
 	/* Only from the recovery routine */
-- 
1.8.1.3.566.gaa39828

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