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-rw-r--r--fs/ext4/balloc.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index bd2ece228827..b9821be709bd 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -568,8 +568,16 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
/* this isn't the right place to decide whether block is metadata
* inode.c/extents.c knows better, but for safety ... */
- if (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode) ||
- ext4_should_journal_data(inode))
+ if (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))
+ metadata = 1;
+
+ /* We need to make sure we don't reuse
+ * block released untill the transaction commit.
+ * writeback mode have weak data consistency so
+ * don't force data as metadata when freeing block
+ * for writeback mode.
+ */
+ if (metadata == 0 && !ext4_should_writeback_data(inode))
metadata = 1;
sb = inode->i_sb;