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From: allison.henderson@oracle.com
To: linux-xfs@vger.kernel.org
Subject: [PATCH v6 22/27] xfs: Add the parent pointer support to the  superblock version 5.
Date: Tue, 29 Nov 2022 14:12:37 -0700	[thread overview]
Message-ID: <20221129211242.2689855-23-allison.henderson@oracle.com> (raw)
In-Reply-To: <20221129211242.2689855-1-allison.henderson@oracle.com>

From: Allison Henderson <allison.henderson@oracle.com>

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 <darrick.wong@oracle.com>
---
 fs/xfs/libxfs/xfs_format.h | 4 +++-
 fs/xfs/libxfs/xfs_fs.h     | 1 +
 fs/xfs/libxfs/xfs_sb.c     | 4 ++++
 fs/xfs/xfs_super.c         | 4 ++++
 4 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index 371dc07233e0..f413819b2a8a 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -373,13 +373,15 @@ xfs_sb_has_ro_compat_feature(
 #define XFS_SB_FEAT_INCOMPAT_BIGTIME	(1 << 3)	/* large timestamps */
 #define XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR (1 << 4)	/* needs xfs_repair */
 #define XFS_SB_FEAT_INCOMPAT_NREXT64	(1 << 5)	/* large extent counters */
+#define XFS_SB_FEAT_INCOMPAT_PARENT	(1 << 6)	/* parent pointers */
 #define XFS_SB_FEAT_INCOMPAT_ALL \
 		(XFS_SB_FEAT_INCOMPAT_FTYPE|	\
 		 XFS_SB_FEAT_INCOMPAT_SPINODES|	\
 		 XFS_SB_FEAT_INCOMPAT_META_UUID| \
 		 XFS_SB_FEAT_INCOMPAT_BIGTIME| \
 		 XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR| \
-		 XFS_SB_FEAT_INCOMPAT_NREXT64)
+		 XFS_SB_FEAT_INCOMPAT_NREXT64| \
+		 XFS_SB_FEAT_INCOMPAT_PARENT)
 
 #define XFS_SB_FEAT_INCOMPAT_UNKNOWN	~XFS_SB_FEAT_INCOMPAT_ALL
 static inline bool
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h
index 1cfd5bc6520a..b0b4d7a3aa15 100644
--- a/fs/xfs/libxfs/xfs_fs.h
+++ b/fs/xfs/libxfs/xfs_fs.h
@@ -237,6 +237,7 @@ typedef struct xfs_fsop_resblks {
 #define XFS_FSOP_GEOM_FLAGS_BIGTIME	(1 << 21) /* 64-bit nsec timestamps */
 #define XFS_FSOP_GEOM_FLAGS_INOBTCNT	(1 << 22) /* inobt btree counter */
 #define XFS_FSOP_GEOM_FLAGS_NREXT64	(1 << 23) /* large extent counters */
+#define XFS_FSOP_GEOM_FLAGS_PARENT	(1 << 24) /* parent pointers 	    */
 
 /*
  * Minimum and maximum sizes need for growth checks.
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index 1eeecf2eb2a7..a59bf09495b1 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -173,6 +173,8 @@ xfs_sb_version_to_features(
 		features |= XFS_FEAT_NEEDSREPAIR;
 	if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_NREXT64)
 		features |= XFS_FEAT_NREXT64;
+	if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_PARENT)
+		features |= XFS_FEAT_PARENT;
 
 	return features;
 }
@@ -1189,6 +1191,8 @@ xfs_fs_geometry(
 		geo->flags |= XFS_FSOP_GEOM_FLAGS_BIGTIME;
 	if (xfs_has_inobtcounts(mp))
 		geo->flags |= XFS_FSOP_GEOM_FLAGS_INOBTCNT;
+	if (xfs_has_parent(mp))
+		geo->flags |= XFS_FSOP_GEOM_FLAGS_PARENT;
 	if (xfs_has_sector(mp)) {
 		geo->flags |= XFS_FSOP_GEOM_FLAGS_SECTOR;
 		geo->logsectsize = sbp->sb_logsectsize;
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 0c4b73e9b29d..8f1e9b9ed35d 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1663,6 +1663,10 @@ xfs_fs_fill_super(
 		xfs_warn(mp,
 	"EXPERIMENTAL Large extent counts feature in use. Use at your own risk!");
 
+	if (xfs_has_parent(mp))
+		xfs_alert(mp,
+	"EXPERIMENTAL parent pointer feature enabled. Use at your own risk!");
+
 	error = xfs_mountfs(mp);
 	if (error)
 		goto out_filestream_unmount;
-- 
2.25.1


  parent reply	other threads:[~2022-11-29 21:14 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-29 21:12 [PATCH v6 00/27] Parent Pointers allison.henderson
2022-11-29 21:12 ` [PATCH v6 01/27] xfs: Add new name to attri/d allison.henderson
2022-11-29 21:12 ` [PATCH v6 02/27] xfs: Increase XFS_DEFER_OPS_NR_INODES to 5 allison.henderson
2022-11-29 21:12 ` [PATCH v6 03/27] xfs: Increase XFS_QM_TRANS_MAXDQS " allison.henderson
2022-11-29 21:12 ` [PATCH v6 04/27] xfs: Hold inode locks in xfs_ialloc allison.henderson
2022-11-29 21:12 ` [PATCH v6 05/27] xfs: Hold inode locks in xfs_trans_alloc_dir allison.henderson
2022-11-29 21:12 ` [PATCH v6 06/27] xfs: Hold inode locks in xfs_rename allison.henderson
2022-11-29 21:12 ` [PATCH v6 07/27] xfs: Expose init_xattrs in xfs_create_tmpfile allison.henderson
2022-11-29 21:12 ` [PATCH v6 08/27] xfs: get directory offset when adding directory name allison.henderson
2022-11-29 21:12 ` [PATCH v6 09/27] xfs: get directory offset when removing " allison.henderson
2022-11-29 21:12 ` [PATCH v6 10/27] xfs: get directory offset when replacing a " allison.henderson
2022-11-29 21:12 ` [PATCH v6 11/27] xfs: add parent pointer support to attribute code allison.henderson
2022-11-29 21:12 ` [PATCH v6 12/27] xfs: define parent pointer xattr format allison.henderson
2022-11-29 21:12 ` [PATCH v6 13/27] xfs: Add xfs_verify_pptr allison.henderson
2022-11-29 21:12 ` [PATCH v6 14/27] xfs: extend transaction reservations for parent attributes allison.henderson
2022-11-29 21:12 ` [PATCH v6 15/27] xfs: parent pointer attribute creation allison.henderson
2022-11-29 21:12 ` [PATCH v6 16/27] xfs: add parent attributes to link allison.henderson
2022-11-29 21:12 ` [PATCH v6 17/27] xfs: add parent attributes to symlink allison.henderson
2022-11-29 21:12 ` [PATCH v6 18/27] xfs: remove parent pointers in unlink allison.henderson
2022-11-29 21:12 ` [PATCH v6 19/27] xfs: Indent xfs_rename allison.henderson
2022-11-29 21:12 ` [PATCH v6 20/27] xfs: Add parent pointers to rename allison.henderson
2022-11-29 21:12 ` [PATCH v6 21/27] xfs: Add parent pointers to xfs_cross_rename allison.henderson
2022-11-29 21:12 ` allison.henderson [this message]
2022-11-29 21:12 ` [PATCH v6 23/27] xfs: Add helper function xfs_attr_list_context_init allison.henderson
2022-11-29 21:12 ` [PATCH v6 24/27] xfs: Filter XFS_ATTR_PARENT for getfattr allison.henderson
2022-11-29 21:12 ` [PATCH v6 25/27] xfs: Add parent pointer ioctl allison.henderson
2022-12-02  5:59   ` kernel test robot
2022-11-29 21:12 ` [PATCH v6 26/27] xfs: fix unit conversion error in xfs_log_calc_max_attrsetm_res allison.henderson
2022-11-29 21:12 ` [PATCH v6 27/27] xfs: drop compatibility minimum log size computations for reflink allison.henderson

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