From: "Yan, Zheng" <ukernel@xxxxxxxxx>
3.12-stable review patch. If anyone has any objections, please let me know.
===============
commit 03974e8177b36d672eb59658f976f03cb77c1129 upstream.
we may corrupt waiting list if a request in the waiting list is kicked.
Signed-off-by: "Yan, Zheng" <zyan@xxxxxxxxxx>
Reviewed-by: Sage Weil <sage@xxxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
fs/ceph/mds_client.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 6f1161324f91..3e07f82a3c9d 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1985,6 +1985,7 @@ static void kick_requests(struct ceph_mds_client *mdsc, int mds)
if (req->r_session &&
req->r_session->s_mds == mds) {
dout(" kicking tid %llu\n", req->r_tid);
+ list_del_init(&req->r_wait);
__do_request(mdsc, req);
}
}
--
2.6.3
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