ceph: display pgid in debugfs osd request dump

Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c
index 80b868f..8417e21 100644
--- a/fs/ceph/osd_client.c
+++ b/fs/ceph/osd_client.c
@@ -538,6 +538,8 @@
 	if (err)
 		return err;
 	pgid = reqhead->layout.ol_pgid;
+	req->r_pgid = pgid;
+
 	o = ceph_calc_pg_primary(osdc->osdmap, pgid);
 
 	if ((req->r_osd && req->r_osd->o_osd == o &&