Commit bc41fa53 authored by Zorro Lang's avatar Zorro Lang Committed by Darrick J. Wong
Browse files

libxfs: expose inobtcount in xfs geometry 



As xfs supports the feature of inode btree block counters now, expose
this feature flag in xfs geometry, for userspace can check if the
inobtcnt is enabled or not.

Signed-off-by: default avatarZorro Lang <zlang@redhat.com>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Signed-off-by: default avatarDarrick J. Wong <djwong@kernel.org>
parent 0fa4a10a

fs/xfs/libxfs/xfs_fs.h

+1 −0
Original line number Diff line number Diff line
@@ -250,6 +250,7 @@ typedef struct xfs_fsop_resblks { 
#define XFS_FSOP_GEOM_FLAGS_RMAPBT	(1 << 19) /* reverse mapping btree */

#define XFS_FSOP_GEOM_FLAGS_REFLINK	(1 << 20) /* files can share blocks */

#define XFS_FSOP_GEOM_FLAGS_BIGTIME	(1 << 21) /* 64-bit nsec timestamps */

#define XFS_FSOP_GEOM_FLAGS_INOBTCNT	(1 << 22) /* inobt btree counter */



/*

 * Minimum and maximum sizes need for growth checks.

fs/xfs/libxfs/xfs_sb.c

+2 −0
Original line number Diff line number Diff line
@@ -1138,6 +1138,8 @@ xfs_fs_geometry( 
		geo->flags |= XFS_FSOP_GEOM_FLAGS_REFLINK;

	if (xfs_sb_version_hasbigtime(sbp))

		geo->flags |= XFS_FSOP_GEOM_FLAGS_BIGTIME;

	if (xfs_sb_version_hasinobtcounts(sbp))

		geo->flags |= XFS_FSOP_GEOM_FLAGS_INOBTCNT;

	if (xfs_sb_version_hassector(sbp))

		geo->logsectsize = sbp->sb_logsectsize;

	else