From: Henry C Chang <henry_c_chang@tcloudcomputing.com>
Date: Mon, 23 Aug 2010 04:34:27 +0000 (-0700)
Subject: ceph: fix osd request lru adjustment when sending request
X-Git-Tag: v2.6.36-rc3~12^2~7
X-Git-Url: http://bbs.cooldavid.org/git/?p=net-next-2.6.git;a=commitdiff_plain;h=07a27e226d1ed210d2d4218bd0642b40f5405c6a

ceph: fix osd request lru adjustment when sending request

Fix argument order.  We want to move the item to the end of the list, not
change the position of the head.

Signed-off-by: Henry C Chang <henry_c_chang@tcloudcomputing.com>
Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c
index bed6391e52c..dfced1dacbc 100644
--- a/fs/ceph/osd_client.c
+++ b/fs/ceph/osd_client.c
@@ -661,7 +661,7 @@ static int __send_request(struct ceph_osd_client *osdc,
 	reqhead->reassert_version = req->r_reassert_version;
 
 	req->r_stamp = jiffies;
-	list_move_tail(&osdc->req_lru, &req->r_req_lru_item);
+	list_move_tail(&req->r_req_lru_item, &osdc->req_lru);
 
 	ceph_msg_get(req->r_request); /* send consumes a ref */
 	ceph_con_send(&req->r_osd->o_con, req->r_request);