ceph: fix request time stamp encoding

struct timespec uses 'long' to present second and nanosecond. 'long'
is 64 bits on 64bits machine. ceph MDS expects time stamp to be
encoded as struct ceph_timespec, which uses 'u32' to present second
and nanosecond.

Signed-off-by: Yan, Zheng <zyan@redhat.com>

1 files changed, 10 insertions, 2 deletions

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index c90ca99331be..03720fe3f531 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1939,7 +1939,11 @@ static struct ceph_msg *create_request_message(struct ceph_mds_client *mdsc,
         head->num_releases = cpu_to_le16(releases);
 
         /* time stamp */
-        ceph_encode_copy(&p, &req->r_stamp, sizeof(req->r_stamp));
+        {
+                struct ceph_timespec ts;
+                ceph_encode_timespec(&ts, &req->r_stamp);
+                ceph_encode_copy(&p, &ts, sizeof(ts));
+        }
 
         BUG_ON(p > end);
         msg->front.iov_len = p - msg->front.iov_base;
@@ -2028,7 +2032,11 @@ static int __prepare_send_request(struct ceph_mds_client *mdsc,
 
                 /* time stamp */
                 p = msg->front.iov_base + req->r_request_release_offset;
-                ceph_encode_copy(&p, &req->r_stamp, sizeof(req->r_stamp));
+                {
+                        struct ceph_timespec ts;
+                        ceph_encode_timespec(&ts, &req->r_stamp);
+                        ceph_encode_copy(&p, &ts, sizeof(ts));
+                }
 
                 msg->front.iov_len = p - msg->front.iov_base;
                 msg->hdr.front_len = cpu_to_le32(msg->front.iov_len);