diff mbox series

[01/32] xfs: add parent pointer support to attribute code

Message ID 170405006115.1804688.9089283147822973903.stgit@frogsfrogsfrogs (mailing list archive)
State Superseded, archived
Headers show
Series [01/32] xfs: add parent pointer support to attribute code | expand

Commit Message

Darrick J. Wong Dec. 31, 2023, 11:05 p.m. UTC 
From: Allison Henderson <allison.henderson@oracle.com>

Add the new parent attribute type. XFS_ATTR_PARENT is used only for
parent pointer entries; it uses reserved blocks like XFS_ATTR_ROOT.

Signed-off-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
 libxfs/xfs_attr.c       |    3 ++-
 libxfs/xfs_da_format.h  |    5 ++++-
 libxfs/xfs_log_format.h |    1 +
 3 files changed, 7 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/libxfs/xfs_attr.c b/libxfs/xfs_attr.c
index 3fe9041ae2c..78884485c08 100644
--- a/libxfs/xfs_attr.c
+++ b/libxfs/xfs_attr.c
@@ -943,7 +943,8 @@  xfs_attr_set(
 	struct xfs_inode	*dp = args->dp;
 	struct xfs_mount	*mp = dp->i_mount;
 	struct xfs_trans_res	tres;
-	bool			rsvd = (args->attr_filter & XFS_ATTR_ROOT);
+	bool			rsvd = (args->attr_filter & (XFS_ATTR_ROOT |
+							     XFS_ATTR_PARENT));
 	bool			is_remove = args->op_flags & XFS_DA_OP_REMOVE;
 	int			error, local;
 	int			rmt_blks = 0;
diff --git a/libxfs/xfs_da_format.h b/libxfs/xfs_da_format.h
index 0e1ada44f21..6b5971ee680 100644
--- a/libxfs/xfs_da_format.h
+++ b/libxfs/xfs_da_format.h
@@ -709,12 +709,15 @@  struct xfs_attr3_leafblock {
 #define	XFS_ATTR_LOCAL_BIT	0	/* attr is stored locally */
 #define	XFS_ATTR_ROOT_BIT	1	/* limit access to trusted attrs */
 #define	XFS_ATTR_SECURE_BIT	2	/* limit access to secure attrs */
+#define	XFS_ATTR_PARENT_BIT	3	/* parent pointer attrs */
 #define	XFS_ATTR_INCOMPLETE_BIT	7	/* attr in middle of create/delete */
 #define XFS_ATTR_LOCAL		(1u << XFS_ATTR_LOCAL_BIT)
 #define XFS_ATTR_ROOT		(1u << XFS_ATTR_ROOT_BIT)
 #define XFS_ATTR_SECURE		(1u << XFS_ATTR_SECURE_BIT)
+#define XFS_ATTR_PARENT		(1u << XFS_ATTR_PARENT_BIT)
 #define XFS_ATTR_INCOMPLETE	(1u << XFS_ATTR_INCOMPLETE_BIT)
-#define XFS_ATTR_NSP_ONDISK_MASK	(XFS_ATTR_ROOT | XFS_ATTR_SECURE)
+#define XFS_ATTR_NSP_ONDISK_MASK \
+			(XFS_ATTR_ROOT | XFS_ATTR_SECURE | XFS_ATTR_PARENT)
 
 #define XFS_ATTR_NAMESPACE_STR \
 	{ XFS_ATTR_LOCAL,	"local" }, \
diff --git a/libxfs/xfs_log_format.h b/libxfs/xfs_log_format.h
index 285a0a089df..bded03634e5 100644
--- a/libxfs/xfs_log_format.h
+++ b/libxfs/xfs_log_format.h
@@ -1056,6 +1056,7 @@  struct xfs_icreate_log {
  */
 #define XFS_ATTRI_FILTER_MASK		(XFS_ATTR_ROOT | \
 					 XFS_ATTR_SECURE | \
+					 XFS_ATTR_PARENT | \
 					 XFS_ATTR_INCOMPLETE)
 
 /*