1 files changed, 33 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 151f274eee43..6c68635cc6ac 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -21,6 +21,8 @@
 #include "xfs_error.h"
 #include "xfs_defer.h"
 #include "xfs_inode.h"
+#include "xfs_dquot_item.h"
+#include "xfs_dquot.h"
 
 kmem_zone_t	*xfs_trans_zone;
 
@@ -1074,3 +1076,34 @@ out_cancel:
 	xfs_iunlock(ip, XFS_ILOCK_EXCL);
 	return error;
 }
+
+/*
+ * Allocate an transaction in preparation for inode creation by reserving quota
+ * against the given dquots.  Callers are not required to hold any inode locks.
+ */
+int
+xfs_trans_alloc_icreate(
+	struct xfs_mount	*mp,
+	struct xfs_trans_res	*resv,
+	struct xfs_dquot	*udqp,
+	struct xfs_dquot	*gdqp,
+	struct xfs_dquot	*pdqp,
+	unsigned int		dblocks,
+	struct xfs_trans	**tpp)
+{
+	struct xfs_trans	*tp;
+	int			error;
+
+	error = xfs_trans_alloc(mp, resv, dblocks, 0, 0, &tp);
+	if (error)
+		return error;
+
+	error = xfs_trans_reserve_quota_icreate(tp, udqp, gdqp, pdqp, dblocks);
+	if (error) {
+		xfs_trans_cancel(tp);
+		return error;
+	}
+
+	*tpp = tp;
+	return 0;
+}