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-rw-r--r--fs/xfs/xfs_inode.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 9de6205fe134..39ae53efb3ab 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2594,14 +2594,13 @@ xfs_ifree_cluster(
}
/*
- * This is called to return an inode to the inode free list.
- * The inode should already be truncated to 0 length and have
- * no pages associated with it. This routine also assumes that
- * the inode is already a part of the transaction.
+ * This is called to return an inode to the inode free list. The inode should
+ * already be truncated to 0 length and have no pages associated with it. This
+ * routine also assumes that the inode is already a part of the transaction.
*
- * The on-disk copy of the inode will have been added to the list
- * of unlinked inodes in the AGI. We need to remove the inode from
- * that list atomically with respect to freeing it here.
+ * The on-disk copy of the inode will have been added to the list of unlinked
+ * inodes in the AGI. We need to remove the inode from that list atomically with
+ * respect to freeing it here.
*/
int
xfs_ifree(
@@ -2623,13 +2622,16 @@ xfs_ifree(
pag = xfs_perag_get(mp, XFS_INO_TO_AGNO(mp, ip->i_ino));
/*
- * Pull the on-disk inode from the AGI unlinked list.
+ * Free the inode first so that we guarantee that the AGI lock is going
+ * to be taken before we remove the inode from the unlinked list. This
+ * makes the AGI lock -> unlinked list modification order the same as
+ * used in O_TMPFILE creation.
*/
- error = xfs_iunlink_remove(tp, pag, ip);
+ error = xfs_difree(tp, pag, ip->i_ino, &xic);
if (error)
- goto out;
+ return error;
- error = xfs_difree(tp, pag, ip->i_ino, &xic);
+ error = xfs_iunlink_remove(tp, pag, ip);
if (error)
goto out;