Lines Matching refs:call
103 * route an incoming cache manager call
106 bool afs_cm_incoming_call(struct afs_call *call)
108 _enter("{%u, CB.OP %u}", call->service_id, call->operation_ID);
110 switch (call->operation_ID) {
112 call->type = &afs_SRXCBCallBack;
115 call->type = &afs_SRXCBInitCallBackState;
118 call->type = &afs_SRXCBInitCallBackState3;
121 call->type = &afs_SRXCBProbe;
124 call->type = &afs_SRXCBProbeUuid;
127 call->type = &afs_SRXCBTellMeAboutYourself;
130 if (call->service_id != YFS_CM_SERVICE)
132 call->type = &afs_SRXYFSCB_CallBack;
143 static int afs_find_cm_server_by_peer(struct afs_call *call)
148 rxrpc_kernel_get_peer(call->net->socket, call->rxcall, &srx);
150 server = afs_find_server(call->net, &srx);
152 trace_afs_cm_no_server(call, &srx);
156 call->server = server;
164 static int afs_find_cm_server_by_uuid(struct afs_call *call,
170 server = afs_find_server_by_uuid(call->net, call->request);
173 trace_afs_cm_no_server_u(call, call->request);
177 call->server = server;
182 * Clean up a cache manager call.
184 static void afs_cm_destructor(struct afs_call *call)
186 kfree(call->buffer);
187 call->buffer = NULL;
191 * Abort a service call from within an action function.
193 static void afs_abort_service_call(struct afs_call *call, u32 abort_code, int error,
196 rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
198 afs_set_call_complete(call, error, 0);
206 struct afs_call *call = container_of(work, struct afs_call, work);
214 if (call->server) {
215 trace_afs_server(call->server,
216 atomic_read(&call->server->ref),
217 atomic_read(&call->server->active),
219 afs_break_callbacks(call->server, call->count, call->request);
222 afs_send_empty_reply(call);
223 afs_put_call(call);
228 * deliver request data to a CB.CallBack call
230 static int afs_deliver_cb_callback(struct afs_call *call)
236 _enter("{%u}", call->unmarshall);
238 switch (call->unmarshall) {
240 afs_extract_to_tmp(call);
241 call->unmarshall++;
247 ret = afs_extract_data(call, true);
251 call->count = ntohl(call->tmp);
252 _debug("FID count: %u", call->count);
253 if (call->count > AFSCBMAX)
254 return afs_protocol_error(call, afs_eproto_cb_fid_count);
256 call->buffer = kmalloc(array3_size(call->count, 3, 4),
258 if (!call->buffer)
260 afs_extract_to_buf(call, call->count * 3 * 4);
261 call->unmarshall++;
266 ret = afs_extract_data(call, true);
271 call->request = kcalloc(call->count,
274 if (!call->request)
277 cb = call->request;
278 bp = call->buffer;
279 for (loop = call->count; loop > 0; loop--, cb++) {
285 afs_extract_to_tmp(call);
286 call->unmarshall++;
292 ret = afs_extract_data(call, true);
296 call->count2 = ntohl(call->tmp);
297 _debug("CB count: %u", call->count2);
298 if (call->count2 != call->count && call->count2 != 0)
299 return afs_protocol_error(call, afs_eproto_cb_count);
300 call->iter = &call->def_iter;
301 iov_iter_discard(&call->def_iter, READ, call->count2 * 3 * 4);
302 call->unmarshall++;
307 iov_iter_count(call->iter), call->count2 * 3 * 4);
309 ret = afs_extract_data(call, false);
313 call->unmarshall++;
318 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
319 return afs_io_error(call, afs_io_error_cm_reply);
323 return afs_find_cm_server_by_peer(call);
331 struct afs_call *call = container_of(work, struct afs_call, work);
333 _enter("{%p}", call->server);
335 if (call->server)
336 afs_init_callback_state(call->server);
337 afs_send_empty_reply(call);
338 afs_put_call(call);
343 * deliver request data to a CB.InitCallBackState call
345 static int afs_deliver_cb_init_call_back_state(struct afs_call *call)
351 afs_extract_discard(call, 0);
352 ret = afs_extract_data(call, false);
358 return afs_find_cm_server_by_peer(call);
362 * deliver request data to a CB.InitCallBackState3 call
364 static int afs_deliver_cb_init_call_back_state3(struct afs_call *call)
373 _enter("{%u}", call->unmarshall);
375 switch (call->unmarshall) {
377 call->buffer = kmalloc_array(11, sizeof(__be32), GFP_KERNEL);
378 if (!call->buffer)
380 afs_extract_to_buf(call, 11 * sizeof(__be32));
381 call->unmarshall++;
386 ret = afs_extract_data(call, false);
394 call->request = kmalloc(sizeof(struct afs_uuid), GFP_KERNEL);
395 if (!call->request)
398 b = call->buffer;
399 r = call->request;
409 call->unmarshall++;
415 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
416 return afs_io_error(call, afs_io_error_cm_reply);
420 return afs_find_cm_server_by_uuid(call, call->request);
428 struct afs_call *call = container_of(work, struct afs_call, work);
431 afs_send_empty_reply(call);
432 afs_put_call(call);
437 * deliver request data to a CB.Probe call
439 static int afs_deliver_cb_probe(struct afs_call *call)
445 afs_extract_discard(call, 0);
446 ret = afs_extract_data(call, false);
450 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
451 return afs_io_error(call, afs_io_error_cm_reply);
452 return afs_find_cm_server_by_peer(call);
461 struct afs_call *call = container_of(work, struct afs_call, work);
462 struct afs_uuid *r = call->request;
466 if (memcmp(r, &call->net->uuid, sizeof(call->net->uuid)) == 0)
467 afs_send_empty_reply(call);
469 afs_abort_service_call(call, 1, 1, "K-1");
471 afs_put_call(call);
476 * deliver request data to a CB.ProbeUuid call
478 static int afs_deliver_cb_probe_uuid(struct afs_call *call)
485 _enter("{%u}", call->unmarshall);
487 switch (call->unmarshall) {
489 call->buffer = kmalloc_array(11, sizeof(__be32), GFP_KERNEL);
490 if (!call->buffer)
492 afs_extract_to_buf(call, 11 * sizeof(__be32));
493 call->unmarshall++;
498 ret = afs_extract_data(call, false);
506 call->request = kmalloc(sizeof(struct afs_uuid), GFP_KERNEL);
507 if (!call->request)
510 b = call->buffer;
511 r = call->request;
521 call->unmarshall++;
527 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
528 return afs_io_error(call, afs_io_error_cm_reply);
529 return afs_find_cm_server_by_peer(call);
537 struct afs_call *call = container_of(work, struct afs_call, work);
558 reply.ia.uuid[0] = call->net->uuid.time_low;
559 reply.ia.uuid[1] = htonl(ntohs(call->net->uuid.time_mid));
560 reply.ia.uuid[2] = htonl(ntohs(call->net->uuid.time_hi_and_version));
561 reply.ia.uuid[3] = htonl((s8) call->net->uuid.clock_seq_hi_and_reserved);
562 reply.ia.uuid[4] = htonl((s8) call->net->uuid.clock_seq_low);
564 reply.ia.uuid[loop + 5] = htonl((s8) call->net->uuid.node[loop]);
568 afs_send_simple_reply(call, &reply, sizeof(reply));
569 afs_put_call(call);
574 * deliver request data to a CB.TellMeAboutYourself call
576 static int afs_deliver_cb_tell_me_about_yourself(struct afs_call *call)
582 afs_extract_discard(call, 0);
583 ret = afs_extract_data(call, false);
587 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
588 return afs_io_error(call, afs_io_error_cm_reply);
589 return afs_find_cm_server_by_peer(call);
593 * deliver request data to a YFS CB.CallBack call
595 static int afs_deliver_yfs_cb_callback(struct afs_call *call)
602 _enter("{%u}", call->unmarshall);
604 switch (call->unmarshall) {
606 afs_extract_to_tmp(call);
607 call->unmarshall++;
613 ret = afs_extract_data(call, true);
617 call->count = ntohl(call->tmp);
618 _debug("FID count: %u", call->count);
619 if (call->count > YFSCBMAX)
620 return afs_protocol_error(call, afs_eproto_cb_fid_count);
622 size = array_size(call->count, sizeof(struct yfs_xdr_YFSFid));
623 call->buffer = kmalloc(size, GFP_KERNEL);
624 if (!call->buffer)
626 afs_extract_to_buf(call, size);
627 call->unmarshall++;
632 ret = afs_extract_data(call, false);
637 call->request = kcalloc(call->count,
640 if (!call->request)
643 cb = call->request;
644 bp = call->buffer;
645 for (loop = call->count; loop > 0; loop--, cb++) {
653 afs_extract_to_tmp(call);
654 call->unmarshall++;
660 if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
661 return afs_io_error(call, afs_io_error_cm_reply);
666 return afs_find_cm_server_by_peer(call);