[PATCH 03/17] xfs: use xfs_attr_defer_parent for calling xfs_attr_set on pptrs

["Darrick J. Wong" <djwong@xxxxxxxxxx>]

From: Darrick J. Wong <djwong@xxxxxxxxxx>

Adapt the xfs_attr_set function so that repair code can use it to fix
broken parent pointers.

Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
 fs/xfs/libxfs/xfs_attr.c |   16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)


diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index c98145596f029..b18f6c258a174 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -1027,14 +1027,21 @@ xfs_attr_set(
 	case -EEXIST:
 		if (op == XFS_ATTRUPDATE_REMOVE) {
 			/* if no value, we are performing a remove operation */
-			xfs_attr_defer_add(args, XFS_ATTR_DEFER_REMOVE);
+			if (args->attr_filter & XFS_ATTR_PARENT)
+				xfs_attr_defer_parent(args,
+						XFS_ATTR_DEFER_REMOVE);
+			else
+				xfs_attr_defer_add(args, XFS_ATTR_DEFER_REMOVE);
 			break;
 		}
 
 		/* Pure create fails if the attr already exists */
 		if (op == XFS_ATTRUPDATE_CREATE)
 			goto out_trans_cancel;
-		xfs_attr_defer_add(args, XFS_ATTR_DEFER_REPLACE);
+		if (args->attr_filter & XFS_ATTR_PARENT)
+			xfs_attr_defer_parent(args, XFS_ATTR_DEFER_REPLACE);
+		else
+			xfs_attr_defer_add(args, XFS_ATTR_DEFER_REPLACE);
 		break;
 	case -ENOATTR:
 		/* Can't remove what isn't there. */
@@ -1044,7 +1051,10 @@ xfs_attr_set(
 		/* Pure replace fails if no existing attr to replace. */
 		if (op == XFS_ATTRUPDATE_REPLACE)
 			goto out_trans_cancel;
-		xfs_attr_defer_add(args, XFS_ATTR_DEFER_SET);
+		if (args->attr_filter & XFS_ATTR_PARENT)
+			xfs_attr_defer_parent(args, XFS_ATTR_DEFER_SET);
+		else
+			xfs_attr_defer_add(args, XFS_ATTR_DEFER_SET);
 		break;
 	default:
 		goto out_trans_cancel;