Lines Matching refs:pdu

80 	void			*pdu;  member
126 void *pdu; member
397 void *pdu, size_t len) in nvme_tcp_hdgst() argument
401 sg_init_one(&sg, pdu, len); in nvme_tcp_hdgst()
402 ahash_request_set_crypt(hash, &sg, pdu + len, len); in nvme_tcp_hdgst()
407 void *pdu, size_t pdu_len) in nvme_tcp_verify_hdgst() argument
409 struct nvme_tcp_hdr *hdr = pdu; in nvme_tcp_verify_hdgst()
420 recv_digest = *(__le32 *)(pdu + hdr->hlen); in nvme_tcp_verify_hdgst()
421 nvme_tcp_hdgst(queue->rcv_hash, pdu, pdu_len); in nvme_tcp_verify_hdgst()
422 exp_digest = *(__le32 *)(pdu + hdr->hlen); in nvme_tcp_verify_hdgst()
433 static int nvme_tcp_check_ddgst(struct nvme_tcp_queue *queue, void *pdu) in nvme_tcp_check_ddgst() argument
435 struct nvme_tcp_hdr *hdr = pdu; in nvme_tcp_check_ddgst()
458 page_frag_free(req->pdu); in nvme_tcp_exit_request()
467 struct nvme_tcp_cmd_pdu *pdu; in nvme_tcp_init_request() local
472 req->pdu = page_frag_alloc(&queue->pf_cache, in nvme_tcp_init_request()
475 if (!req->pdu) in nvme_tcp_init_request()
478 pdu = req->pdu; in nvme_tcp_init_request()
481 nvme_req(rq)->cmd = &pdu->cmd; in nvme_tcp_init_request()
559 struct nvme_tcp_data_pdu *pdu) in nvme_tcp_handle_c2h_data() argument
563 rq = nvme_find_rq(nvme_tcp_tagset(queue), pdu->command_id); in nvme_tcp_handle_c2h_data()
567 pdu->command_id, nvme_tcp_queue_id(queue)); in nvme_tcp_handle_c2h_data()
578 queue->data_remaining = le32_to_cpu(pdu->data_length); in nvme_tcp_handle_c2h_data()
580 if (pdu->hdr.flags & NVME_TCP_F_DATA_SUCCESS && in nvme_tcp_handle_c2h_data()
581 unlikely(!(pdu->hdr.flags & NVME_TCP_F_DATA_LAST))) { in nvme_tcp_handle_c2h_data()
593 struct nvme_tcp_rsp_pdu *pdu) in nvme_tcp_handle_comp() argument
595 struct nvme_completion *cqe = &pdu->cqe; in nvme_tcp_handle_comp()
616 struct nvme_tcp_data_pdu *data = req->pdu; in nvme_tcp_setup_h2c_data_pdu()
649 struct nvme_tcp_r2t_pdu *pdu) in nvme_tcp_handle_r2t() argument
653 u32 r2t_length = le32_to_cpu(pdu->r2t_length); in nvme_tcp_handle_r2t()
654 u32 r2t_offset = le32_to_cpu(pdu->r2t_offset); in nvme_tcp_handle_r2t()
656 rq = nvme_find_rq(nvme_tcp_tagset(queue), pdu->command_id); in nvme_tcp_handle_r2t()
660 pdu->command_id, nvme_tcp_queue_id(queue)); in nvme_tcp_handle_r2t()
689 req->ttag = pdu->ttag; in nvme_tcp_handle_r2t()
701 char *pdu = queue->pdu; in nvme_tcp_recv_pdu() local
706 &pdu[queue->pdu_offset], rcv_len); in nvme_tcp_recv_pdu()
717 hdr = queue->pdu; in nvme_tcp_recv_pdu()
719 ret = nvme_tcp_verify_hdgst(queue, queue->pdu, hdr->hlen); in nvme_tcp_recv_pdu()
726 ret = nvme_tcp_check_ddgst(queue, queue->pdu); in nvme_tcp_recv_pdu()
733 return nvme_tcp_handle_c2h_data(queue, (void *)queue->pdu); in nvme_tcp_recv_pdu()
736 return nvme_tcp_handle_comp(queue, (void *)queue->pdu); in nvme_tcp_recv_pdu()
739 return nvme_tcp_handle_r2t(queue, (void *)queue->pdu); in nvme_tcp_recv_pdu()
758 struct nvme_tcp_data_pdu *pdu = (void *)queue->pdu; in nvme_tcp_recv_data() local
760 nvme_cid_to_rq(nvme_tcp_tagset(queue), pdu->command_id); in nvme_tcp_recv_data()
814 if (pdu->hdr.flags & NVME_TCP_F_DATA_SUCCESS) { in nvme_tcp_recv_data()
829 struct nvme_tcp_data_pdu *pdu = (void *)queue->pdu; in nvme_tcp_recv_ddgst() local
847 pdu->command_id); in nvme_tcp_recv_ddgst()
858 if (pdu->hdr.flags & NVME_TCP_F_DATA_SUCCESS) { in nvme_tcp_recv_ddgst()
860 pdu->command_id); in nvme_tcp_recv_ddgst()
1038 struct nvme_tcp_cmd_pdu *pdu = req->pdu; in nvme_tcp_try_send_cmd_pdu() local
1041 int len = sizeof(*pdu) + hdgst - req->offset; in nvme_tcp_try_send_cmd_pdu()
1051 nvme_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); in nvme_tcp_try_send_cmd_pdu()
1053 ret = kernel_sendpage(queue->sock, virt_to_page(pdu), in nvme_tcp_try_send_cmd_pdu()
1054 offset_in_page(pdu) + req->offset, len, flags); in nvme_tcp_try_send_cmd_pdu()
1077 struct nvme_tcp_data_pdu *pdu = req->pdu; in nvme_tcp_try_send_data_pdu() local
1079 int len = sizeof(*pdu) - req->offset + hdgst; in nvme_tcp_try_send_data_pdu()
1083 nvme_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); in nvme_tcp_try_send_data_pdu()
1086 ret = kernel_sendpage(queue->sock, virt_to_page(pdu), in nvme_tcp_try_send_data_pdu()
1087 offset_in_page(pdu) + req->offset, len, in nvme_tcp_try_send_data_pdu()
1090 ret = sock_no_sendpage(queue->sock, virt_to_page(pdu), in nvme_tcp_try_send_data_pdu()
1091 offset_in_page(pdu) + req->offset, len, in nvme_tcp_try_send_data_pdu()
1279 page_frag_free(async->pdu); in nvme_tcp_free_async_req()
1288 async->pdu = page_frag_alloc(&queue->pf_cache, in nvme_tcp_alloc_async_req()
1291 if (!async->pdu) in nvme_tcp_alloc_async_req()
1321 kfree(queue->pdu); in nvme_tcp_free_queue()
1586 queue->pdu = kmalloc(rcv_pdu_size, GFP_KERNEL); in nvme_tcp_alloc_queue()
1587 if (!queue->pdu) { in nvme_tcp_alloc_queue()
1629 kfree(queue->pdu); in nvme_tcp_alloc_queue()
1698 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1701 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
2249 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event() local
2250 struct nvme_command *cmd = &pdu->cmd; in nvme_tcp_submit_async_event()
2253 memset(pdu, 0, sizeof(*pdu)); in nvme_tcp_submit_async_event()
2254 pdu->hdr.type = nvme_tcp_cmd; in nvme_tcp_submit_async_event()
2256 pdu->hdr.flags |= NVME_TCP_F_HDGST; in nvme_tcp_submit_async_event()
2257 pdu->hdr.hlen = sizeof(*pdu); in nvme_tcp_submit_async_event()
2258 pdu->hdr.plen = cpu_to_le32(pdu->hdr.hlen + hdgst); in nvme_tcp_submit_async_event()
2286 struct nvme_tcp_cmd_pdu *pdu = req->pdu; in nvme_tcp_timeout() local
2290 nvme_tcp_queue_id(req->queue), rq->tag, pdu->hdr.type); in nvme_tcp_timeout()
2322 struct nvme_tcp_cmd_pdu *pdu = req->pdu; in nvme_tcp_map_data() local
2323 struct nvme_command *c = &pdu->cmd; in nvme_tcp_map_data()
2342 struct nvme_tcp_cmd_pdu *pdu = req->pdu; in nvme_tcp_setup_cmd_pdu() local
2368 pdu->hdr.type = nvme_tcp_cmd; in nvme_tcp_setup_cmd_pdu()
2369 pdu->hdr.flags = 0; in nvme_tcp_setup_cmd_pdu()
2371 pdu->hdr.flags |= NVME_TCP_F_HDGST; in nvme_tcp_setup_cmd_pdu()
2373 pdu->hdr.flags |= NVME_TCP_F_DDGST; in nvme_tcp_setup_cmd_pdu()
2376 pdu->hdr.hlen = sizeof(*pdu); in nvme_tcp_setup_cmd_pdu()
2377 pdu->hdr.pdo = req->pdu_len ? pdu->hdr.hlen + hdgst : 0; in nvme_tcp_setup_cmd_pdu()
2378 pdu->hdr.plen = in nvme_tcp_setup_cmd_pdu()
2379 cpu_to_le32(pdu->hdr.hlen + hdgst + req->pdu_len + ddgst); in nvme_tcp_setup_cmd_pdu()