[PATCH v2 25/27] xfsprogs: Add parent pointers during protofile creation

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Inodes created from protofile parsing will also need to
add the appropriate parent pointers

Signed-off-by: Allison Henderson <allison.henderson@xxxxxxxxxx>
---
 mkfs/proto.c | 55 ++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 36 insertions(+), 19 deletions(-)

diff --git a/mkfs/proto.c b/mkfs/proto.c
index 67c228a..222479f 100644
--- a/mkfs/proto.c
+++ b/mkfs/proto.c
@@ -19,6 +19,7 @@
 #include "libxfs.h"
 #include <sys/stat.h>
 #include "xfs_multidisk.h"
+#include "xfs_parent.h"
 
 /*
  * Prototypes for internal functions.
@@ -318,23 +319,25 @@ newregfile(
 
 static void
 newdirent(
-	xfs_mount_t	*mp,
-	xfs_trans_t	*tp,
-	xfs_inode_t	*pip,
-	struct xfs_name	*name,
-	xfs_ino_t	inum,
-	xfs_fsblock_t	*first,
-	struct xfs_defer_ops	*dfops)
+	struct xfs_mount	*mp,
+	struct xfs_trans	*tp,
+	struct xfs_inode	*pip,
+	struct xfs_name		*name,
+	struct xfs_inode	*ip,
+	xfs_fsblock_t		*first,
+	struct xfs_defer_ops	*dfops,
+	xfs_dir2_dataptr_t      *offset)
 {
-	int	error;
-	int	rsv;
+	int			error;
+	int			rsv;
 
 	rsv = XFS_DIRENTER_SPACE_RES(mp, name->len);
 
-	error = -libxfs_dir_createname(tp, pip, name, inum, first, dfops, rsv,
-				       NULL);
+	error = -libxfs_dir_createname(tp, pip, name, ip->i_ino, first, dfops, rsv,
+				       offset);
 	if (error)
 		fail(_("directory createname error"), error);
+
 }
 
 static void
@@ -387,6 +390,7 @@ parseproto(
 	cred_t		creds;
 	char		*value;
 	struct xfs_name	xname;
+	xfs_dir2_dataptr_t offset;
 
 	memset(&creds, 0, sizeof(creds));
 	mstr = getstr(pp);
@@ -470,7 +474,7 @@ parseproto(
 			free(buf);
 		libxfs_trans_ijoin(tp, pip, 0);
 		xname.type = XFS_DIR3_FT_REG_FILE;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		break;
 
 	case IF_RESERVED:			/* pre-allocated space only */
@@ -493,7 +497,7 @@ parseproto(
 		libxfs_trans_ijoin(tp, pip, 0);
 
 		xname.type = XFS_DIR3_FT_REG_FILE;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		libxfs_trans_log_inode(tp, ip, flags);
 
 		libxfs_defer_ijoin(&dfops, ip);
@@ -516,7 +520,7 @@ parseproto(
 		}
 		libxfs_trans_ijoin(tp, pip, 0);
 		xname.type = XFS_DIR3_FT_BLKDEV;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		flags |= XFS_ILOG_DEV;
 		break;
 
@@ -530,7 +534,7 @@ parseproto(
 			fail(_("Inode allocation failed"), error);
 		libxfs_trans_ijoin(tp, pip, 0);
 		xname.type = XFS_DIR3_FT_CHRDEV;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		flags |= XFS_ILOG_DEV;
 		break;
 
@@ -542,7 +546,7 @@ parseproto(
 			fail(_("Inode allocation failed"), error);
 		libxfs_trans_ijoin(tp, pip, 0);
 		xname.type = XFS_DIR3_FT_FIFO;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		break;
 	case IF_SYMLINK:
 		buf = getstr(pp);
@@ -555,7 +559,7 @@ parseproto(
 		flags |= newfile(tp, ip, &dfops, &first, 1, 1, buf, len);
 		libxfs_trans_ijoin(tp, pip, 0);
 		xname.type = XFS_DIR3_FT_SYMLINK;
-		newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &dfops);
+		newdirent(mp, tp, pip, &xname, ip, &first, &dfops, &offset);
 		break;
 	case IF_DIRECTORY:
 		tp = getres(mp, 0);
@@ -572,8 +576,8 @@ parseproto(
 		} else {
 			libxfs_trans_ijoin(tp, pip, 0);
 			xname.type = XFS_DIR3_FT_DIR;
-			newdirent(mp, tp, pip, &xname, ip->i_ino,
-				  &first, &dfops);
+			newdirent(mp, tp, pip, &xname, ip,
+				  &first, &dfops, &offset);
 			inc_nlink(VFS_I(pip));
 			libxfs_trans_log_inode(tp, pip, XFS_ILOG_CORE);
 		}
@@ -612,6 +616,19 @@ parseproto(
 		fail(_("Error encountered creating file from prototype file"),
 			error);
 	}
+
+	if (xfs_sb_version_hasparent(&mp->m_sb)) {
+		error = xfs_parent_add(pip, ip, &xname, offset, &first, &dfops);
+		if (error)
+			fail(_("Error creating parent pointer"), error);
+
+		libxfs_trans_log_inode(tp, ip, flags);
+		libxfs_defer_ijoin(&dfops, ip);
+		error = -libxfs_defer_finish(&tp, &dfops);
+		if (error)
+			fail(_("Directory creation failed"), error);
+	}
+
 	libxfs_trans_commit(tp);
 	IRELE(ip);
 }
-- 
2.7.4

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