diff --git a/[refs] b/[refs]
index 14e77a3658c1..4e7730725c2d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5e69069c1afb655b5f1a154856ccdb4bb7327b81
+refs/heads/master: edc221d00bd5c6da0e5c67701f3782b72796619f
diff --git a/trunk/fs/gfs2/glock.h b/trunk/fs/gfs2/glock.h
index db1c26d6d220..a12d11767752 100644
--- a/trunk/fs/gfs2/glock.h
+++ b/trunk/fs/gfs2/glock.h
@@ -212,6 +212,8 @@ int gfs2_glock_nq_num(struct gfs2_sbd *sdp,
 int gfs2_glock_nq_m(unsigned int num_gh, struct gfs2_holder *ghs);
 void gfs2_glock_dq_m(unsigned int num_gh, struct gfs2_holder *ghs);
 void gfs2_glock_dq_uninit_m(unsigned int num_gh, struct gfs2_holder *ghs);
+
+__attribute__ ((format(printf, 2, 3)))
 void gfs2_print_dbg(struct seq_file *seq, const char *fmt, ...);
 
 /**