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authorAllison Henderson <allison.henderson@oracle.com>2024-04-22 09:47:57 -0700
committerDarrick J. Wong <djwong@kernel.org>2024-04-23 07:47:01 -0700
commit5f98ec1cb5c264e4815e21d632ee0b3d6e700e3d (patch)
tree1bd30b4c557c818e89998712769ead3848b8764a /fs/xfs/libxfs/xfs_sb.c
parent7dafb449b7922c1eec6fee3ed85b679d51f0f431 (diff)
downloadlwn-5f98ec1cb5c264e4815e21d632ee0b3d6e700e3d.tar.gz
lwn-5f98ec1cb5c264e4815e21d632ee0b3d6e700e3d.zip
xfs: add a incompat feature bit for parent pointers
Create an incompat feature bit and a fs geometry flag so that we can enable the feature in the ondisk superblock and advertise its existence to userspace. Signed-off-by: Mark Tinguely <mark.tinguely@oracle.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> Reviewed-by: Darrick J. Wong <djwong@kernel.org> Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/xfs/libxfs/xfs_sb.c')
-rw-r--r--fs/xfs/libxfs/xfs_sb.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index c350e259b685..09e4bf949bf8 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -178,6 +178,8 @@ xfs_sb_version_to_features(
features |= XFS_FEAT_NREXT64;
if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_EXCHRANGE)
features |= XFS_FEAT_EXCHANGE_RANGE;
+ if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_PARENT)
+ features |= XFS_FEAT_PARENT;
return features;
}
@@ -1254,6 +1256,8 @@ 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;