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Searched refs:rdma (Results 1 – 25 of 74) sorted by relevance

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/Linux-v5.4/net/9p/
Dtrans_rdma.c152 struct p9_trans_rdma *rdma = clnt->trans; in p9_rdma_show_options() local
154 if (rdma->port != P9_PORT) in p9_rdma_show_options()
155 seq_printf(m, ",port=%u", rdma->port); in p9_rdma_show_options()
156 if (rdma->sq_depth != P9_RDMA_SQ_DEPTH) in p9_rdma_show_options()
157 seq_printf(m, ",sq=%u", rdma->sq_depth); in p9_rdma_show_options()
158 if (rdma->rq_depth != P9_RDMA_RQ_DEPTH) in p9_rdma_show_options()
159 seq_printf(m, ",rq=%u", rdma->rq_depth); in p9_rdma_show_options()
160 if (rdma->timeout != P9_RDMA_TIMEOUT) in p9_rdma_show_options()
161 seq_printf(m, ",timeout=%lu", rdma->timeout); in p9_rdma_show_options()
162 if (rdma->privport) in p9_rdma_show_options()
[all …]
/Linux-v5.4/net/sunrpc/xprtrdma/
Dsvc_rdma_sendto.c127 svc_rdma_send_ctxt_alloc(struct svcxprt_rdma *rdma) in svc_rdma_send_ctxt_alloc() argument
136 size += rdma->sc_max_send_sges * sizeof(struct ib_sge); in svc_rdma_send_ctxt_alloc()
140 buffer = kmalloc(rdma->sc_max_req_size, GFP_KERNEL); in svc_rdma_send_ctxt_alloc()
143 addr = ib_dma_map_single(rdma->sc_pd->device, buffer, in svc_rdma_send_ctxt_alloc()
144 rdma->sc_max_req_size, DMA_TO_DEVICE); in svc_rdma_send_ctxt_alloc()
145 if (ib_dma_mapping_error(rdma->sc_pd->device, addr)) in svc_rdma_send_ctxt_alloc()
156 for (i = 0; i < rdma->sc_max_send_sges; i++) in svc_rdma_send_ctxt_alloc()
157 ctxt->sc_sges[i].lkey = rdma->sc_pd->local_dma_lkey; in svc_rdma_send_ctxt_alloc()
173 void svc_rdma_send_ctxts_destroy(struct svcxprt_rdma *rdma) in svc_rdma_send_ctxts_destroy() argument
177 while ((ctxt = svc_rdma_next_send_ctxt(&rdma->sc_send_ctxts))) { in svc_rdma_send_ctxts_destroy()
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Dsvc_rdma_rw.c55 svc_rdma_get_rw_ctxt(struct svcxprt_rdma *rdma, unsigned int sges) in svc_rdma_get_rw_ctxt() argument
59 spin_lock(&rdma->sc_rw_ctxt_lock); in svc_rdma_get_rw_ctxt()
61 ctxt = svc_rdma_next_ctxt(&rdma->sc_rw_ctxts); in svc_rdma_get_rw_ctxt()
64 spin_unlock(&rdma->sc_rw_ctxt_lock); in svc_rdma_get_rw_ctxt()
66 spin_unlock(&rdma->sc_rw_ctxt_lock); in svc_rdma_get_rw_ctxt()
85 static void svc_rdma_put_rw_ctxt(struct svcxprt_rdma *rdma, in svc_rdma_put_rw_ctxt() argument
90 spin_lock(&rdma->sc_rw_ctxt_lock); in svc_rdma_put_rw_ctxt()
91 list_add(&ctxt->rw_list, &rdma->sc_rw_ctxts); in svc_rdma_put_rw_ctxt()
92 spin_unlock(&rdma->sc_rw_ctxt_lock); in svc_rdma_put_rw_ctxt()
100 void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma) in svc_rdma_destroy_rw_ctxts() argument
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Dsvc_rdma_recvfrom.c121 svc_rdma_recv_ctxt_alloc(struct svcxprt_rdma *rdma) in svc_rdma_recv_ctxt_alloc() argument
130 buffer = kmalloc(rdma->sc_max_req_size, GFP_KERNEL); in svc_rdma_recv_ctxt_alloc()
133 addr = ib_dma_map_single(rdma->sc_pd->device, buffer, in svc_rdma_recv_ctxt_alloc()
134 rdma->sc_max_req_size, DMA_FROM_DEVICE); in svc_rdma_recv_ctxt_alloc()
135 if (ib_dma_mapping_error(rdma->sc_pd->device, addr)) in svc_rdma_recv_ctxt_alloc()
144 ctxt->rc_recv_sge.length = rdma->sc_max_req_size; in svc_rdma_recv_ctxt_alloc()
145 ctxt->rc_recv_sge.lkey = rdma->sc_pd->local_dma_lkey; in svc_rdma_recv_ctxt_alloc()
158 static void svc_rdma_recv_ctxt_destroy(struct svcxprt_rdma *rdma, in svc_rdma_recv_ctxt_destroy() argument
161 ib_dma_unmap_single(rdma->sc_pd->device, ctxt->rc_recv_sge.addr, in svc_rdma_recv_ctxt_destroy()
172 void svc_rdma_recv_ctxts_destroy(struct svcxprt_rdma *rdma) in svc_rdma_recv_ctxts_destroy() argument
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Dsvc_rdma_transport.c269 struct svcxprt_rdma *rdma = cma_id->context; in rdma_cma_handler() local
270 struct svc_xprt *xprt = &rdma->sc_xprt; in rdma_cma_handler()
280 clear_bit(RDMAXPRT_CONN_PENDING, &rdma->sc_flags); in rdma_cma_handler()
579 struct svcxprt_rdma *rdma = in svc_rdma_detach() local
583 rdma_disconnect(rdma->sc_cm_id); in svc_rdma_detach()
588 struct svcxprt_rdma *rdma = in __svc_rdma_free() local
590 struct svc_xprt *xprt = &rdma->sc_xprt; in __svc_rdma_free()
594 if (rdma->sc_qp && !IS_ERR(rdma->sc_qp)) in __svc_rdma_free()
595 ib_drain_qp(rdma->sc_qp); in __svc_rdma_free()
597 svc_rdma_flush_recv_queues(rdma); in __svc_rdma_free()
[all …]
Dsvc_rdma_backchannel.c114 static int svc_rdma_bc_sendto(struct svcxprt_rdma *rdma, in svc_rdma_bc_sendto() argument
120 ret = svc_rdma_map_reply_msg(rdma, ctxt, &rqst->rq_snd_buf, NULL); in svc_rdma_bc_sendto()
129 return svc_rdma_send(rdma, &ctxt->sc_send_wr); in svc_rdma_bc_sendto()
172 rpcrdma_bc_send_request(struct svcxprt_rdma *rdma, struct rpc_rqst *rqst) in rpcrdma_bc_send_request() argument
180 ctxt = svc_rdma_send_ctxt_get(rdma); in rpcrdma_bc_send_request()
192 svc_rdma_sync_reply_hdr(rdma, ctxt, RPCRDMA_HDRLEN_MIN); in rpcrdma_bc_send_request()
198 rc = svc_rdma_bc_sendto(rdma, rqst, ctxt); in rpcrdma_bc_send_request()
200 svc_rdma_send_ctxt_put(rdma, ctxt); in rpcrdma_bc_send_request()
217 struct svcxprt_rdma *rdma; in xprt_rdma_bc_send_request() local
226 rdma = container_of(sxprt, struct svcxprt_rdma, sc_xprt); in xprt_rdma_bc_send_request()
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/Linux-v5.4/include/linux/sunrpc/
Dsvc_rdma.h160 extern void svc_rdma_recv_ctxts_destroy(struct svcxprt_rdma *rdma);
161 extern bool svc_rdma_post_recvs(struct svcxprt_rdma *rdma);
162 extern void svc_rdma_recv_ctxt_put(struct svcxprt_rdma *rdma,
164 extern void svc_rdma_flush_recv_queues(struct svcxprt_rdma *rdma);
168 extern void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma);
169 extern int svc_rdma_recv_read_chunk(struct svcxprt_rdma *rdma,
172 extern int svc_rdma_send_write_chunk(struct svcxprt_rdma *rdma,
174 extern int svc_rdma_send_reply_chunk(struct svcxprt_rdma *rdma,
179 extern void svc_rdma_send_ctxts_destroy(struct svcxprt_rdma *rdma);
181 svc_rdma_send_ctxt_get(struct svcxprt_rdma *rdma);
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/Linux-v5.4/Documentation/admin-guide/cgroup-v1/
Drdma.rst28 Currently user space applications can easily take away all the rdma verb
31 rdma resources. This can lead to service unavailability.
34 of processes can be limited. Through this controller different rdma
43 by rdma cgroup, which can be extended later if required.
52 of the child processes which shares the address space, rdma resources are
56 rdma resources. Linking resources around css also ensures that cgroups can be
60 Whenever RDMA resource charging occurs, owner rdma cgroup is returned to
61 the caller. Same rdma cgroup should be passed while uncharging the resource.
81 IB stack honors limits enforced by the rdma controller. When application
86 Following resources can be accounted by rdma controller.
[all …]
Dindex.rst21 rdma
/Linux-v5.4/drivers/gpu/drm/mediatek/
Dmtk_disp_rdma.c47 #define RDMA_FIFO_SIZE(rdma) ((rdma)->data->fifo_size) argument
75 struct mtk_ddp_comp *rdma = &priv->ddp_comp; in mtk_disp_rdma_irq_handler() local
78 writel(0x0, rdma->regs + DISP_REG_RDMA_INT_STATUS); in mtk_disp_rdma_irq_handler()
83 mtk_crtc_ddp_irq(priv->crtc, rdma); in mtk_disp_rdma_irq_handler()
100 struct mtk_disp_rdma *rdma = comp_to_rdma(comp); in mtk_rdma_enable_vblank() local
102 rdma->crtc = crtc; in mtk_rdma_enable_vblank()
109 struct mtk_disp_rdma *rdma = comp_to_rdma(comp); in mtk_rdma_disable_vblank() local
111 rdma->crtc = NULL; in mtk_rdma_disable_vblank()
132 struct mtk_disp_rdma *rdma = comp_to_rdma(comp); in mtk_rdma_config() local
145 RDMA_FIFO_PSEUDO_SIZE(RDMA_FIFO_SIZE(rdma)) | in mtk_rdma_config()
[all …]
/Linux-v5.4/Documentation/ABI/stable/
Dsysfs-driver-ib_srp4 Contact: linux-rdma@vger.kernel.org
74 Contact: linux-rdma@vger.kernel.org
80 Contact: linux-rdma@vger.kernel.org
86 Contact: linux-rdma@vger.kernel.org
94 Contact: linux-rdma@vger.kernel.org
101 Contact: linux-rdma@vger.kernel.org
108 Contact: linux-rdma@vger.kernel.org
114 Contact: linux-rdma@vger.kernel.org
121 Contact: linux-rdma@vger.kernel.org
128 Contact: linux-rdma@vger.kernel.org
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Dsysfs-class-infiniband9 Contact: linux-rdma@vger.kernel.org
22 Contact: linux-rdma@vger.kernel.org
32 Contact: linux-rdma@vger.kernel.org
47 Contact: linux-rdma@vger.kernel.org
76 Contact: linux-rdma@vger.kernel.org
104 Contact: linux-rdma@vger.kernel.org
202 Contact: linux-rdma@vger.kernel.org
221 Contact: linux-rdma@vger.kernel.org
228 Contact: linux-rdma@vger.kernel.org
240 Contact: linux-rdma@vger.kernel.org
[all …]
Dsysfs-transport-srp4 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
11 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
20 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
36 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
50 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
/Linux-v5.4/drivers/net/ethernet/seeq/
Dsgiseeq.c69 volatile struct hpc_dma_desc rdma; member
209 sp->rx_desc[i].rdma.pbuf = dma_addr; in seeq_init_ring()
211 sp->rx_desc[i].rdma.cntinfo = RCNTINFO_INIT; in seeq_init_ring()
214 sp->rx_desc[i - 1].rdma.cntinfo |= HPCDMA_EOR; in seeq_init_ring()
259 i, (&r[i]), r[i].rdma.pbuf, r[i].rdma.cntinfo, in sgiseeq_dump_rings()
260 r[i].rdma.pnext); in sgiseeq_dump_rings()
263 i, (&r[i]), r[i].rdma.pbuf, r[i].rdma.cntinfo, in sgiseeq_dump_rings()
264 r[i].rdma.pnext); in sgiseeq_dump_rings()
351 while (!(rd->rdma.cntinfo & HPCDMA_OWN)) { in sgiseeq_rx()
352 len = PKT_BUF_SZ - (rd->rdma.cntinfo & HPCDMA_BCNT) - 3; in sgiseeq_rx()
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/Linux-v5.4/Documentation/devicetree/bindings/media/
Dmediatek-mdp.txt12 "mediatek,mt8173-mdp-rdma" - read DMA
24 "mediatek,mt8173-mdp-rdma"
35 mdp_rdma0: rdma@14001000 {
36 compatible = "mediatek,mt8173-mdp-rdma";
47 mdp_rdma1: rdma@14002000 {
48 compatible = "mediatek,mt8173-mdp-rdma";
/Linux-v5.4/drivers/nvme/host/
DMakefile8 obj-$(CONFIG_NVME_RDMA) += nvme-rdma.o
22 nvme-rdma-y += rdma.o
/Linux-v5.4/drivers/nvme/target/
DMakefile7 obj-$(CONFIG_NVME_TARGET_RDMA) += nvmet-rdma.o
15 nvmet-rdma-y += rdma.o
/Linux-v5.4/drivers/net/ethernet/chelsio/cxgb3/
Dcxgb3_offload.c281 struct rdma_info *rdma = data; in cxgb_rdma_ctl() local
284 rdma->udbell_physbase = pci_resource_start(pdev, 2); in cxgb_rdma_ctl()
285 rdma->udbell_len = pci_resource_len(pdev, 2); in cxgb_rdma_ctl()
286 rdma->tpt_base = in cxgb_rdma_ctl()
288 rdma->tpt_top = t3_read_reg(adapter, A_ULPTX_TPT_ULIMIT); in cxgb_rdma_ctl()
289 rdma->pbl_base = in cxgb_rdma_ctl()
291 rdma->pbl_top = t3_read_reg(adapter, A_ULPTX_PBL_ULIMIT); in cxgb_rdma_ctl()
292 rdma->rqt_base = t3_read_reg(adapter, A_ULPRX_RQ_LLIMIT); in cxgb_rdma_ctl()
293 rdma->rqt_top = t3_read_reg(adapter, A_ULPRX_RQ_ULIMIT); in cxgb_rdma_ctl()
294 rdma->kdb_addr = adapter->regs + A_SG_KDOORBELL; in cxgb_rdma_ctl()
[all …]
/Linux-v5.4/drivers/infiniband/
DKconfig25 need libibumad from rdma-core
26 <https://github.com/linux-rdma/rdma-core>.
38 rdma-core <https://github.com/linux-rdma/rdma-core>.
/Linux-v5.4/drivers/macintosh/
Drack-meter.c146 struct rackmeter_dma *rdma = rm->dma_buf_v; in rackmeter_do_pause() local
155 memset(rdma->buf1, 0, sizeof(rdma->buf1)); in rackmeter_do_pause()
156 memset(rdma->buf2, 0, sizeof(rdma->buf2)); in rackmeter_do_pause()
371 struct resource ri2s, rdma; in rackmeter_probe() local
431 of_address_to_resource(i2s, 1, &rdma)) { in rackmeter_probe()
441 pr_debug(" dma @0x%08x\n", (unsigned int)rdma.start); in rackmeter_probe()
475 rm->dma_regs = ioremap(rdma.start, 0x100); in rackmeter_probe()
/Linux-v5.4/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,disp.txt31 "mediatek,<chip>-disp-rdma" - read DMA / line buffer
56 "mediatek,<chip>-disp-rdma"
94 rdma0: rdma@1400e000 {
95 compatible = "mediatek,mt8173-disp-rdma";
104 rdma1: rdma@1400f000 {
105 compatible = "mediatek,mt8173-disp-rdma";
114 rdma2: rdma@14010000 {
115 compatible = "mediatek,mt8173-disp-rdma";
/Linux-v5.4/drivers/infiniband/hw/mlx5/
Dodp.c73 } rdma; member
1268 u32 rkey = pfault->rdma.r_key; in mlx5_ib_mr_rdma_pfault_handler()
1277 pfault->rdma.rdma_va += pfault->bytes_committed; in mlx5_ib_mr_rdma_pfault_handler()
1278 pfault->rdma.rdma_op_len -= min(pfault->bytes_committed, in mlx5_ib_mr_rdma_pfault_handler()
1279 pfault->rdma.rdma_op_len); in mlx5_ib_mr_rdma_pfault_handler()
1282 address = pfault->rdma.rdma_va; in mlx5_ib_mr_rdma_pfault_handler()
1283 length = pfault->rdma.rdma_op_len; in mlx5_ib_mr_rdma_pfault_handler()
1290 length = pfault->rdma.packet_size; in mlx5_ib_mr_rdma_pfault_handler()
1387 be32_to_cpu(pf_eqe->rdma.pftype_token) >> 24; in mlx5_ib_eq_pf_process()
1389 be32_to_cpu(pf_eqe->rdma.pftype_token) & in mlx5_ib_eq_pf_process()
[all …]
/Linux-v5.4/include/trace/events/
Drpcrdma.h1503 const struct svcxprt_rdma *rdma,
1507 TP_ARGS(rdma, page),
1511 __string(device, rdma->sc_cm_id->device->name)
1512 __string(addr, rdma->sc_xprt.xpt_remotebuf)
1517 __assign_str(device, rdma->sc_cm_id->device->name);
1518 __assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1528 const struct svcxprt_rdma *rdma,
1532 TP_ARGS(rdma, status),
1536 __string(device, rdma->sc_cm_id->device->name)
1537 __string(addr, rdma->sc_xprt.xpt_remotebuf)
[all …]
/Linux-v5.4/net/rds/
Dsend.c281 (rm->rdma.op_active && in rds_send_xmit()
310 if (rm->rdma.op_active && !cp->cp_xmit_rdma_sent) { in rds_send_xmit()
311 rm->m_final_op = &rm->rdma; in rds_send_xmit()
316 ret = conn->c_trans->xmit_rdma(conn, &rm->rdma); in rds_send_xmit()
353 ops_present = (rm->atomic.op_active || rm->rdma.op_active); in rds_send_xmit()
356 if (rm->rdma.op_active && !rm->rdma.op_silent) in rds_send_xmit()
509 ro = &rm->rdma; in rds_rdma_send_complete()
580 ro = &rm->rdma; in __rds_send_complete()
646 struct rm_rdma_op *ro = &rm->rdma; in rds_send_remove_from_sock()
659 rm->rdma.op_notifier = NULL; in rds_send_remove_from_sock()
[all …]
/Linux-v5.4/drivers/infiniband/sw/rxe/
DKconfig28 https://github.com/linux-rdma/rdma-core/blob/master/Documentation/rxe.md

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