[009/111] xfs: create a static name for the dot entry too

Commit Message

Darrick J. Wong June 3, 2024, 6:54 p.m. UTC

From: Darrick J. Wong <[e-mail]>

Source kernel commit: e99bfc9e687e208d4ba7e85167b8753e80cf4169

Create an xfs_name_dot object so that upcoming scrub code can compare
against that.  Offline repair already has such an object, so we're
really just hoisting it to the kernel.

Signed-off-by: Darrick J. Wong <[e-mail]>
Reviewed-by: Christoph Hellwig <[e-mail]>
Reviewed-by: Carlos Maiolino <[e-mail]>
---
 libxfs/xfs_dir2.c |    6 ++++++
 libxfs/xfs_dir2.h |    1 +
 repair/phase6.c   |    4 ----
 3 files changed, 7 insertions(+), 4 deletions(-)

Patch

diff --git a/libxfs/xfs_dir2.c b/libxfs/xfs_dir2.c
index 914c75107..ac372bf2a 100644
--- a/libxfs/xfs_dir2.c
+++ b/libxfs/xfs_dir2.c
@@ -24,6 +24,12 @@  const struct xfs_name xfs_name_dotdot = {
 	.type	= XFS_DIR3_FT_DIR,
 };
 
+const struct xfs_name xfs_name_dot = {
+	.name	= (const unsigned char *)".",
+	.len	= 1,
+	.type	= XFS_DIR3_FT_DIR,
+};
+
 /*
  * Convert inode mode to directory entry filetype
  */
diff --git a/libxfs/xfs_dir2.h b/libxfs/xfs_dir2.h
index 19af22a16..7d7cd8d80 100644
--- a/libxfs/xfs_dir2.h
+++ b/libxfs/xfs_dir2.h
@@ -22,6 +22,7 @@  struct xfs_dir3_icfree_hdr;
 struct xfs_dir3_icleaf_hdr;
 
 extern const struct xfs_name	xfs_name_dotdot;
+extern const struct xfs_name	xfs_name_dot;
 
 /*
  * Convert inode mode to directory entry filetype
diff --git a/repair/phase6.c b/repair/phase6.c
index 36e71857f..ae8935a26 100644
--- a/repair/phase6.c
+++ b/repair/phase6.c
@@ -23,10 +23,6 @@  static struct cred		zerocr;
 static struct fsxattr 		zerofsx;
 static xfs_ino_t		orphanage_ino;
 
-static struct xfs_name		xfs_name_dot = {(unsigned char *)".",
-						1,
-						XFS_DIR3_FT_DIR};
-
 /*
  * Data structures used to keep track of directories where the ".."
  * entries are updated. These must be rebuilt after the initial pass