xfs_rtgroup_geometry
#define XFS_IOC_RTGROUP_GEOMETRY _IOWR('X', 65, struct xfs_rtgroup_geometry)
struct xfs_rtgroup_geometry *rgeo);
XFS_CHECK_STRUCT_SIZE(struct xfs_rtgroup_geometry, 128);
struct xfs_rtgroup_geometry *rgeo)
struct xfs_rtgroup_geometry *rgeo);
struct xfs_rtgroup_geometry *rgeo)
struct xfs_rtgroup_geometry rgeo;