- list_add (&rs->rs_list, &svc->srv_active_replies);
- rs->rs_scheduled = 0; /* allow notifier to schedule */
- }
- spin_unlock(&rs->rs_lock);
- spin_unlock(&svc->srv_lock);
- EXIT;
-}
-
-int target_handle_ping(struct ptlrpc_request *req)
-{
- obd_ping(req->rq_export);
- return req_capsule_server_pack(&req->rq_pill);
-}
-
-void target_committed_to_req(struct ptlrpc_request *req)
-{
- struct obd_export *exp = req->rq_export;
-
- if (!exp->exp_obd->obd_no_transno && req->rq_repmsg != NULL)
- lustre_msg_set_last_committed(req->rq_repmsg,
- exp->exp_last_committed);
- else
- DEBUG_REQ(D_IOCTL, req, "not sending last_committed update (%d/"
- "%d)", exp->exp_obd->obd_no_transno,
- req->rq_repmsg == NULL);
-
- CDEBUG(D_INFO, "last_committed "LPU64", transno "LPU64", xid "LPU64"\n",
- exp->exp_last_committed, req->rq_transno, req->rq_xid);
-}
-EXPORT_SYMBOL(target_committed_to_req);
-
-int target_handle_qc_callback(struct ptlrpc_request *req)
-{
- struct obd_quotactl *oqctl;
- struct client_obd *cli = &req->rq_export->exp_obd->u.cli;
-
- oqctl = req_capsule_client_get(&req->rq_pill, &RMF_OBD_QUOTACTL);
- if (oqctl == NULL) {
- CERROR("Can't unpack obd_quotactl\n");
- RETURN(-EPROTO);
- }
-
- cli->cl_qchk_stat = oqctl->qc_stat;
-
- return 0;
-}
-
-#ifdef HAVE_QUOTA_SUPPORT
-int target_handle_dqacq_callback(struct ptlrpc_request *req)
-{
-#ifdef __KERNEL__
- struct obd_device *obd = req->rq_export->exp_obd;
- struct obd_device *master_obd;
- struct obd_device_target *obt;
- struct lustre_quota_ctxt *qctxt;
- struct qunit_data *qdata = NULL;
- int rc = 0;
- ENTRY;
-
- if (OBD_FAIL_CHECK(OBD_FAIL_MDS_DROP_QUOTA_REQ))
- RETURN(rc);
-
- rc = req_capsule_server_pack(&req->rq_pill);
- if (rc) {
- CERROR("packing reply failed!: rc = %d\n", rc);
- RETURN(rc);
- }
-
- LASSERT(req->rq_export);
-
- qdata = quota_get_qdata(req, QUOTA_REQUEST, QUOTA_EXPORT);
- if (IS_ERR(qdata)) {
- rc = PTR_ERR(qdata);
- CDEBUG(D_ERROR, "Can't unpack qunit_data(rc: %d)\n", rc);
- req->rq_status = rc;
- GOTO(out, rc);
- }
-
- /* we use the observer */
- if (!obd->obd_observer || !obd->obd_observer->obd_observer) {
- CERROR("Can't find the observer, it is recovering\n");
- req->rq_status = -EAGAIN;
- GOTO(out, rc);
- }
-
- master_obd = obd->obd_observer->obd_observer;
- obt = &master_obd->u.obt;
- qctxt = &obt->obt_qctxt;
-
- if (!qctxt->lqc_setup || !qctxt->lqc_valid) {
- /* quota_type has not been processed yet, return EAGAIN
- * until we know whether or not quotas are supposed to
- * be enabled */
- CDEBUG(D_QUOTA, "quota_type not processed yet, return "
- "-EAGAIN\n");
- req->rq_status = -EAGAIN;
- GOTO(out, rc);
- }
-
- down_read(&obt->obt_rwsem);
- if (qctxt->lqc_lqs_hash == NULL) {
- up_read(&obt->obt_rwsem);
- /* quota_type has not been processed yet, return EAGAIN
- * until we know whether or not quotas are supposed to
- * be enabled */
- CDEBUG(D_QUOTA, "quota_ctxt is not ready yet, return "
- "-EAGAIN\n");
- req->rq_status = -EAGAIN;
- GOTO(out, rc);
- }
-
- LASSERT(qctxt->lqc_handler);
- rc = qctxt->lqc_handler(master_obd, qdata,
- lustre_msg_get_opc(req->rq_reqmsg));
- up_read(&obt->obt_rwsem);
- if (rc && rc != -EDQUOT)
- CDEBUG(rc == -EBUSY ? D_QUOTA : D_ERROR,
- "dqacq/dqrel failed! (rc:%d)\n", rc);
- req->rq_status = rc;
-
- rc = quota_copy_qdata(req, qdata, QUOTA_REPLY, QUOTA_EXPORT);
- if (rc < 0) {
- CERROR("Can't pack qunit_data(rc: %d)\n", rc);
- GOTO(out, rc);
- }
-
- /* Block the quota req. b=14840 */
- OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_BLOCK_QUOTA_REQ, obd_timeout);
- EXIT;
-
-out:
- rc = ptlrpc_reply(req);
- return rc;
-#else
- return 0;
-#endif /* !__KERNEL__ */
-}
-#endif /* HAVE_QUOTA_SUPPORT */
-
-/* Send a remote set_info_async.
- * This may go from client to server or server to client
- */
-int target_set_info_rpc(struct obd_import *imp, int opcode,
- obd_count keylen, void *key,
- obd_count vallen, void *val,
- struct ptlrpc_request_set *set)
-{
- struct ptlrpc_request *req;
- char *tmp;
- int rc;
- ENTRY;
-
- req = ptlrpc_request_alloc(imp, &RQF_OBD_SET_INFO);
- if (req == NULL)
- RETURN(-ENOMEM);
-
- req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_KEY,
- RCL_CLIENT, keylen);
- req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL,
- RCL_CLIENT, vallen);
- rc = ptlrpc_request_pack(req, LUSTRE_OBD_VERSION, opcode);
- if (rc) {
- ptlrpc_request_free(req);
- RETURN(rc);
- }
-
- tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY);
- memcpy(tmp, key, keylen);
- tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
- memcpy(tmp, val, vallen);
-
- ptlrpc_request_set_replen(req);
-
- if (set) {
- ptlrpc_set_add_req(set, req);
- ptlrpc_check_set(NULL, set);
- } else {
- rc = ptlrpc_queue_wait(req);
- ptlrpc_req_finished(req);
- }
-
- RETURN(rc);