* Returns 0 on success or error code.
*/
static int ptl_send_buf(lnet_handle_md_t *mdh, void *base, int len,
- lnet_ack_req_t ack, struct ptlrpc_cb_id *cbid,
+ lnet_ack_req_t ack, struct ptlrpc_cb_id *cbid,
lnet_nid_t self, lnet_process_id_t peer_id,
- int portal, __u64 xid, unsigned int offset)
+ int portal, __u64 xid, unsigned int offset,
+ lnet_handle_md_t *bulk_cookie)
{
- int rc;
- lnet_md_t md;
- ENTRY;
+ int rc;
+ lnet_md_t md;
+ ENTRY;
- LASSERT (portal != 0);
- CDEBUG (D_INFO, "peer_id %s\n", libcfs_id2str(peer_id));
- md.start = base;
- md.length = len;
- md.threshold = (ack == LNET_ACK_REQ) ? 2 : 1;
- md.options = PTLRPC_MD_OPTIONS;
- md.user_ptr = cbid;
- md.eq_handle = ptlrpc_eq_h;
+ LASSERT (portal != 0);
+ CDEBUG (D_INFO, "peer_id %s\n", libcfs_id2str(peer_id));
+ md.start = base;
+ md.length = len;
+ md.threshold = (ack == LNET_ACK_REQ) ? 2 : 1;
+ md.options = PTLRPC_MD_OPTIONS;
+ md.user_ptr = cbid;
+ md.eq_handle = ptlrpc_eq_h;
+ LNetInvalidateHandle(&md.bulk_handle);
- if (unlikely(ack == LNET_ACK_REQ &&
- OBD_FAIL_CHECK_ORSET(OBD_FAIL_PTLRPC_ACK, OBD_FAIL_ONCE))){
- /* don't ask for the ack to simulate failing client */
- ack = LNET_NOACK_REQ;
- }
+ if (bulk_cookie) {
+ md.bulk_handle = *bulk_cookie;
+ md.options |= LNET_MD_BULK_HANDLE;
+ }
- rc = LNetMDBind (md, LNET_UNLINK, mdh);
- if (unlikely(rc != 0)) {
- CERROR ("LNetMDBind failed: %d\n", rc);
- LASSERT (rc == -ENOMEM);
- RETURN (-ENOMEM);
- }
+ if (unlikely(ack == LNET_ACK_REQ &&
+ OBD_FAIL_CHECK_ORSET(OBD_FAIL_PTLRPC_ACK, OBD_FAIL_ONCE))){
+ /* don't ask for the ack to simulate failing client */
+ ack = LNET_NOACK_REQ;
+ }
+
+ rc = LNetMDBind (md, LNET_UNLINK, mdh);
+ if (unlikely(rc != 0)) {
+ CERROR ("LNetMDBind failed: %d\n", rc);
+ LASSERT (rc == -ENOMEM);
+ RETURN (-ENOMEM);
+ }
CDEBUG(D_NET, "Sending %d bytes to portal %d, xid %lld, offset %u\n",
- len, portal, xid, offset);
-
- rc = LNetPut(self, *mdh, ack,
- peer_id, portal, xid, offset, 0);
- if (unlikely(rc != 0)) {
- int rc2;
- /* We're going to get an UNLINK event when I unlink below,
- * which will complete just like any other failed send, so
- * I fall through and return success here! */
+ len, portal, xid, offset);
+
+ rc = LNetPut(self, *mdh, ack,
+ peer_id, portal, xid, offset, 0);
+ if (unlikely(rc != 0)) {
+ int rc2;
+ /* We're going to get an UNLINK event when I unlink below,
+ * which will complete just like any other failed send, so
+ * I fall through and return success here! */
CERROR("LNetPut(%s, %d, %lld) failed: %d\n",
libcfs_id2str(peer_id), portal, xid, rc);
- rc2 = LNetMDUnlink(*mdh);
- LASSERTF(rc2 == 0, "rc2 = %d\n", rc2);
- }
+ rc2 = LNetMDUnlink(*mdh);
+ LASSERTF(rc2 == 0, "rc2 = %d\n", rc2);
+ }
- RETURN (0);
+ RETURN (0);
}
static void mdunlink_iterate_helper(lnet_handle_md_t *bd_mds, int count)
*/
int ptlrpc_send_reply(struct ptlrpc_request *req, int flags)
{
- struct ptlrpc_reply_state *rs = req->rq_reply_state;
- struct ptlrpc_connection *conn;
- int rc;
+ struct ptlrpc_reply_state *rs = req->rq_reply_state;
+ struct ptlrpc_connection *conn;
+ int rc;
/* We must already have a reply buffer (only ptlrpc_error() may be
* called without one). The reply generated by sptlrpc layer (e.g.
req->rq_sent = cfs_time_current_sec();
- rc = ptl_send_buf(&rs->rs_md_h, rs->rs_repbuf, rs->rs_repdata_len,
- (rs->rs_difficult && !rs->rs_no_ack) ?
- LNET_ACK_REQ : LNET_NOACK_REQ,
+ rc = ptl_send_buf(&rs->rs_md_h, rs->rs_repbuf, rs->rs_repdata_len,
+ (rs->rs_difficult && !rs->rs_no_ack) ?
+ LNET_ACK_REQ : LNET_NOACK_REQ,
&rs->rs_cb_id, req->rq_self, req->rq_source,
ptlrpc_req2svc(req)->srv_rep_portal,
- req->rq_xid, req->rq_reply_off);
+ req->rq_xid, req->rq_reply_off, NULL);
out:
if (unlikely(rc != 0))
ptlrpc_req_drop_rs(req);
*/
int ptl_send_rpc(struct ptlrpc_request *request, int noreply)
{
- int rc;
- int rc2;
- int mpflag = 0;
- struct ptlrpc_connection *connection;
- lnet_handle_me_t reply_me_h;
- lnet_md_t reply_md;
+ int rc;
+ int rc2;
+ int mpflag = 0;
+ lnet_handle_md_t bulk_cookie;
+ struct ptlrpc_connection *connection;
+ lnet_handle_me_t reply_me_h;
+ lnet_md_t reply_md;
struct obd_import *imp = request->rq_import;
struct obd_device *obd = imp->imp_obd;
- ENTRY;
+ ENTRY;
+
+ LNetInvalidateHandle(&bulk_cookie);
if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_DROP_RPC))
RETURN(0);
if (rc)
GOTO(out, rc);
- /* bulk register should be done after wrap_request() */
- if (request->rq_bulk != NULL) {
- rc = ptlrpc_register_bulk (request);
- if (rc != 0)
- GOTO(out, rc);
- }
+ /* bulk register should be done after wrap_request() */
+ if (request->rq_bulk != NULL) {
+ rc = ptlrpc_register_bulk (request);
+ if (rc != 0)
+ GOTO(out, rc);
+ /*
+ * All the mds in the request will have the same cpt
+ * encoded in the cookie. So we can just get the first
+ * one.
+ */
+ bulk_cookie = request->rq_bulk->bd_mds[0];
+ }
if (!noreply) {
LASSERT (request->rq_replen != 0);
ptlrpc_pinger_sending_on_import(imp);
- DEBUG_REQ(D_INFO, request, "send flg=%x",
- lustre_msg_get_flags(request->rq_reqmsg));
- rc = ptl_send_buf(&request->rq_req_md_h,
- request->rq_reqbuf, request->rq_reqdata_len,
- LNET_NOACK_REQ, &request->rq_req_cbid,
+ DEBUG_REQ(D_INFO, request, "send flg=%x",
+ lustre_msg_get_flags(request->rq_reqmsg));
+ rc = ptl_send_buf(&request->rq_req_md_h,
+ request->rq_reqbuf, request->rq_reqdata_len,
+ LNET_NOACK_REQ, &request->rq_req_cbid,
LNET_NID_ANY, connection->c_peer,
- request->rq_request_portal,
- request->rq_xid, 0);
+ request->rq_request_portal,
+ request->rq_xid, 0, &bulk_cookie);
if (likely(rc == 0))
GOTO(out, rc);