[PATCH 06/43] xfs: add a rtg_blocks helper

[Christoph Hellwig <hch@lst.de>]

Source kernel commit: 012482b3308a49a84c2a7df08218dd4ad081e1da

Shortcut dereferencing the xg_block_count field in the generic group
structure.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 libxfs/xfs_rtgroup.c | 2 +-
 libxfs/xfs_rtgroup.h | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/libxfs/xfs_rtgroup.c b/libxfs/xfs_rtgroup.c
index 24fb160b8067..6f65ecc3015d 100644
--- a/libxfs/xfs_rtgroup.c
+++ b/libxfs/xfs_rtgroup.c
@@ -267,7 +267,7 @@ xfs_rtgroup_get_geometry(
 	/* Fill out form. */
 	memset(rgeo, 0, sizeof(*rgeo));
 	rgeo->rg_number = rtg_rgno(rtg);
-	rgeo->rg_length = rtg_group(rtg)->xg_block_count;
+	rgeo->rg_length = rtg_blocks(rtg);
 	xfs_rtgroup_geom_health(rtg, rgeo);
 	return 0;
 }
diff --git a/libxfs/xfs_rtgroup.h b/libxfs/xfs_rtgroup.h
index 03f39d4e43fc..9c7e03f913cb 100644
--- a/libxfs/xfs_rtgroup.h
+++ b/libxfs/xfs_rtgroup.h
@@ -66,6 +66,11 @@ static inline xfs_rgnumber_t rtg_rgno(const struct xfs_rtgroup *rtg)
 	return rtg->rtg_group.xg_gno;
 }
 
+static inline xfs_rgblock_t rtg_blocks(const struct xfs_rtgroup *rtg)
+{
+	return rtg->rtg_group.xg_block_count;
+}
+
 static inline struct xfs_inode *rtg_bitmap(const struct xfs_rtgroup *rtg)
 {
 	return rtg->rtg_inodes[XFS_RTGI_BITMAP];
-- 
2.47.2