[GFS2] split and annotate gfs2_log_head

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 52aa322..0faf563 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -508,7 +508,7 @@
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_jdesc->jd_inode);
 	struct gfs2_glock *j_gl = ip->i_gl;
 	struct gfs2_holder t_gh;
-	struct gfs2_log_header head;
+	struct gfs2_log_header_host head;
 	int error;
 
 	error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED,
@@ -873,7 +873,7 @@
 	struct gfs2_jdesc *jd;
 	struct lfcc *lfcc;
 	LIST_HEAD(list);
-	struct gfs2_log_header lh;
+	struct gfs2_log_header_host lh;
 	int error;
 
 	error = gfs2_jindex_hold(sdp, &ji_gh);