@@ -643,6 +643,59 @@ out_trans_cancel:
goto out_unlock;
}
+STATIC int
+xfs_attr_item_init(
+ struct xfs_da_args *args,
+ unsigned int op_flags, /* op flag (set or remove) */
+ struct xfs_attr_item **attr) /* new xfs_attr_item */
+{
+
+ struct xfs_attr_item *new;
+
+ new = kmem_alloc_large(sizeof(struct xfs_attr_item), KM_NOFS);
+ memset(new, 0, sizeof(struct xfs_attr_item));
+ new->xattri_op_flags = op_flags;
+ new->xattri_dac.da_args = args;
+
+ *attr = new;
+ return 0;
+}
+
+/* Sets an attribute for an inode as a deferred operation */
+int
+xfs_attr_set_deferred(
+ struct xfs_da_args *args)
+{
+ struct xfs_attr_item *new;
+ int error = 0;
+
+ error = xfs_attr_item_init(args, XFS_ATTR_OP_FLAGS_SET, &new);
+ if (error)
+ return error;
+
+ xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);
+
+ return 0;
+}
+
+/* Removes an attribute for an inode as a deferred operation */
+int
+xfs_attr_remove_deferred(
+ struct xfs_da_args *args)
+{
+
+ struct xfs_attr_item *new;
+ int error;
+
+ error = xfs_attr_item_init(args, XFS_ATTR_OP_FLAGS_REMOVE, &new);
+ if (error)
+ return error;
+
+ xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);
+
+ return 0;
+}
+
/*========================================================================
* External routines when attribute list is inside the inode
*========================================================================*/
@@ -307,5 +307,7 @@ bool xfs_attr_namecheck(const void *name, size_t length);
void xfs_delattr_context_init(struct xfs_delattr_context *dac,
struct xfs_da_args *args);
int xfs_attr_calc_size(struct xfs_da_args *args, int *local);
+int xfs_attr_set_deferred(struct xfs_da_args *args);
+int xfs_attr_remove_deferred(struct xfs_da_args *args);
#endif /* __XFS_ATTR_H__ */