[XFS] remove shouting-indirection macros from xfs_sb.h

Remove macro-to-small-function indirection from xfs_sb.h, and remove some
which are completely unused.

SGI-PV: 976035
SGI-Modid: xfs-linux-melb:xfs-kern:30528a

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index a9952e4..f34bd01 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -732,7 +732,7 @@
 		 * Only allow the sys admin to reserve space unless
 		 * unwritten extents are enabled.
 		 */
-		if (!XFS_SB_VERSION_HASEXTFLGBIT(&mp->m_sb) &&
+		if (!xfs_sb_version_hasextflgbit(&mp->m_sb) &&
 		    !capable(CAP_SYS_ADMIN))
 			return -EPERM;