xfs: clear cowblocks tag when cow fork is emptied

[cascardo/linux.git] / fs / xfs / xfs_reflink.c

diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index cd308f1..a279b4e 100644 (file)
--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -567,10 +567,14 @@ xfs_reflink_cancel_cow_blocks(
                }
 
                if (++idx >= ifp->if_bytes / sizeof(struct xfs_bmbt_rec))
-                       return 0;
+                       break;
                xfs_bmbt_get_all(xfs_iext_get_ext(ifp, idx), &got);
        }
 
+       /* clear tag if cow fork is emptied */
+       if (!ifp->if_bytes)
+               xfs_inode_clear_cowblocks_tag(ip);
+
        return error;
 }