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Searched refs:iov (Results 1 – 25 of 212) sorted by relevance

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/linux/tools/testing/selftests/powerpc/ptrace/
H A Dptrace.h108 struct iovec iov; in ptrace_read_regs() local
113 iov.iov_base = regs; in ptrace_read_regs()
114 iov.iov_len = n * sizeof(unsigned long); in ptrace_read_regs()
116 ret = ptrace(PTRACE_GETREGSET, child, type, &iov); in ptrace_read_regs()
128 struct iovec iov; in ptrace_write_regs() local
133 iov.iov_base = regs; in ptrace_write_regs()
134 iov.iov_len = n * sizeof(unsigned long); in ptrace_write_regs()
136 ret = ptrace(PTRACE_SETREGSET, child, type, &iov); in ptrace_write_regs()
146 struct iovec iov; in show_tar_registers() local
155 iov.iov_base = (u64 *) reg; in show_tar_registers()
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/linux/include/linux/
H A Dvringh.h99 struct iovec *iov; member
117 struct kvec *iov; member
132 static inline void vringh_iov_init(struct vringh_iov *iov, in vringh_iov_init() argument
135 iov->used = iov->i = 0; in vringh_iov_init()
136 iov->consumed = 0; in vringh_iov_init()
137 iov->max_num = num; in vringh_iov_init()
138 iov->iov = iovec; in vringh_iov_init()
141 static inline void vringh_iov_reset(struct vringh_iov *iov) in vringh_iov_reset() argument
143 iov->iov[iov->i].iov_len += iov->consumed; in vringh_iov_reset()
144 iov->iov[iov->i].iov_base -= iov->consumed; in vringh_iov_reset()
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/linux/arch/powerpc/platforms/powernv/
H A Dpci-sriov.c149 struct pnv_iov_data *iov; in pnv_pci_ioda_fixup_iov_resources() local
152 iov = kzalloc_obj(*iov); in pnv_pci_ioda_fixup_iov_resources()
153 if (!iov) in pnv_pci_ioda_fixup_iov_resources()
155 pdev->dev.archdata.iov_data = iov; in pnv_pci_ioda_fixup_iov_resources()
194 iov->m64_single_mode[i] = true; in pnv_pci_ioda_fixup_iov_resources()
209 iov->need_shift = true; in pnv_pci_ioda_fixup_iov_resources()
223 kfree(iov); in pnv_pci_ioda_fixup_iov_resources()
252 struct pnv_iov_data *iov = pnv_iov_get(pdev); in pnv_pci_iov_resource_alignment() local
260 if (!iov) in pnv_pci_iov_resource_alignment()
268 if (iov->m64_single_mode[resno - PCI_IOV_RESOURCES]) in pnv_pci_iov_resource_alignment()
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/linux/drivers/vhost/
H A Dvringh.c83 void vringh_kiov_advance(struct vringh_kiov *iov, size_t len) in vringh_kiov_advance() argument
85 while (len && iov->i < iov->used) { in vringh_kiov_advance()
86 size_t partlen = min(iov->iov[iov->i].iov_len, len); in vringh_kiov_advance()
88 iov->consumed += partlen; in vringh_kiov_advance()
89 iov->iov[iov->i].iov_len -= partlen; in vringh_kiov_advance()
90 iov->iov[iov->i].iov_base += partlen; in vringh_kiov_advance()
92 if (!iov->iov[iov->i].iov_len) { in vringh_kiov_advance()
94 iov->iov[iov->i].iov_len = iov->consumed; in vringh_kiov_advance()
95 iov->iov[iov->i].iov_base -= iov->consumed; in vringh_kiov_advance()
97 iov->consumed = 0; in vringh_kiov_advance()
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/linux/tools/testing/selftests/arm64/fp/
H A Dfp-ptrace.c366 struct iovec iov; in continue_breakpoint() local
370 iov.iov_base = &pt_regs; in continue_breakpoint()
371 iov.iov_len = sizeof(pt_regs); in continue_breakpoint()
372 ret = ptrace(PTRACE_GETREGSET, child, NT_PRSTATUS, &iov); in continue_breakpoint()
381 ret = ptrace(PTRACE_SETREGSET, child, NT_PRSTATUS, &iov); in continue_breakpoint()
403 struct iovec iov; in check_ptrace_values_sve() local
412 iov.iov_len = SVE_PT_SVE_OFFSET + SVE_PT_SVE_SIZE(vq, SVE_PT_REGS_SVE); in check_ptrace_values_sve()
413 iov.iov_base = malloc(iov.iov_len); in check_ptrace_values_sve()
414 if (!iov.iov_base) { in check_ptrace_values_sve()
416 iov.iov_len); in check_ptrace_values_sve()
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H A Dzt-ptrace.c61 struct iovec iov; in get_za() local
75 iov.iov_base = *buf; in get_za()
76 iov.iov_len = sz; in get_za()
77 if (ptrace(PTRACE_GETREGSET, pid, NT_ARM_ZA, &iov)) in get_za()
95 struct iovec iov; in set_za() local
97 iov.iov_base = (void *)za; in set_za()
98 iov.iov_len = za->size; in set_za()
99 return ptrace(PTRACE_SETREGSET, pid, NT_ARM_ZA, &iov); in set_za()
104 struct iovec iov; in get_zt() local
106 iov.iov_base = zt; in get_zt()
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/linux/tools/testing/selftests/net/
H A Dskf_net_off.c126 struct iovec iov[5]; in tun_write() local
151 iov[0].iov_base = &pi; in tun_write()
152 iov[0].iov_len = sizeof(pi); in tun_write()
153 iov[1].iov_base = &eth; in tun_write()
154 iov[1].iov_len = sizeof(eth); in tun_write()
155 iov[2].iov_base = &ip6h; in tun_write()
156 iov[2].iov_len = sizeof(ip6h); in tun_write()
157 iov[3].iov_base = &uh; in tun_write()
158 iov[3].iov_len = sizeof(uh); in tun_write()
159 iov[4].iov_base = &payload; in tun_write()
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/linux/drivers/pci/
H A Diov.c91 struct pci_sriov *iov = dev->sriov; in pci_iov_set_numvfs() local
93 pci_write_config_word(dev, iov->pos + PCI_SRIOV_NUM_VF, nr_virtfn); in pci_iov_set_numvfs()
94 pci_read_config_word(dev, iov->pos + PCI_SRIOV_VF_OFFSET, &iov->offset); in pci_iov_set_numvfs()
95 pci_read_config_word(dev, iov->pos + PCI_SRIOV_VF_STRIDE, &iov->stride); in pci_iov_set_numvfs()
107 struct pci_sriov *iov = dev->sriov; in compute_max_vf_buses() local
110 for (nr_virtfn = iov->total_VFs; nr_virtfn; nr_virtfn--) { in compute_max_vf_buses()
112 if (!iov->offset || (nr_virtfn > 1 && !iov->stride)) { in compute_max_vf_buses()
118 if (busnr > iov->max_VF_buses) in compute_max_vf_buses()
119 iov->max_VF_buses = busnr; in compute_max_vf_buses()
317 struct pci_sriov *iov = dev->sriov; in pci_iov_scan_device() local
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/linux/arch/x86/um/os-Linux/
H A Dregisters.c26 struct iovec iov = { in get_fp_registers() local
31 if (ptrace(PTRACE_GETREGSET, pid, ptrace_regset, &iov) < 0) in get_fp_registers()
38 struct iovec iov = { in put_fp_registers() local
43 if (ptrace(PTRACE_SETREGSET, pid, ptrace_regset, &iov) < 0) in put_fp_registers()
50 struct iovec iov = { in arch_init_registers() local
56 iov.iov_base = mmap(NULL, iov.iov_len, PROT_WRITE | PROT_READ, in arch_init_registers()
58 if (iov.iov_base == MAP_FAILED) in arch_init_registers()
63 ret = ptrace(PTRACE_GETREGSET, pid, ptrace_regset, &iov); in arch_init_registers()
73 iov.iov_len = 2 * 1024 * 1024; in arch_init_registers()
74 ret = ptrace(PTRACE_GETREGSET, pid, ptrace_regset, &iov); in arch_init_registers()
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/linux/drivers/usb/usbip/
H A Dvhci_tx.c59 struct kvec *iov; in vhci_send_cmd_submit() local
75 memset(&iov, 0, sizeof(iov)); in vhci_send_cmd_submit()
85 iov = kzalloc_objs(*iov, iovnum); in vhci_send_cmd_submit()
86 if (!iov) { in vhci_send_cmd_submit()
99 iov[iovnum].iov_base = &pdu_header; in vhci_send_cmd_submit()
100 iov[iovnum].iov_len = sizeof(pdu_header); in vhci_send_cmd_submit()
109 iov[iovnum].iov_base = sg_virt(sg); in vhci_send_cmd_submit()
110 iov[iovnum].iov_len = sg->length; in vhci_send_cmd_submit()
114 iov[iovnum].iov_base = urb->transfer_buffer; in vhci_send_cmd_submit()
115 iov[iovnum].iov_len = in vhci_send_cmd_submit()
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H A Dstub_tx.c165 struct kvec *iov = NULL; in stub_send_ret_submit() local
194 iov = kzalloc_objs(struct kvec, iovnum); in stub_send_ret_submit()
196 if (!iov) { in stub_send_ret_submit()
218 iov[iovnum].iov_base = &pdu_header; in stub_send_ret_submit()
219 iov[iovnum].iov_len = sizeof(pdu_header); in stub_send_ret_submit()
231 iov[iovnum].iov_base = in stub_send_ret_submit()
233 iov[iovnum].iov_len = in stub_send_ret_submit()
250 iov[iovnum].iov_base = sg_virt(sg); in stub_send_ret_submit()
251 iov[iovnum].iov_len = size; in stub_send_ret_submit()
257 iov[iovnum].iov_base = urb->transfer_buffer; in stub_send_ret_submit()
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H A Dvudc_tx.c41 struct kvec iov[1]; in v_send_ret_unlink() local
50 memset(&iov, 0, sizeof(iov)); in v_send_ret_unlink()
56 iov[0].iov_base = &pdu_header; in v_send_ret_unlink()
57 iov[0].iov_len = sizeof(pdu_header); in v_send_ret_unlink()
60 ret = kernel_sendmsg(udc->ud.tcp_socket, &msg, iov, in v_send_ret_unlink()
78 struct kvec *iov = NULL; in v_send_ret_submit() local
100 iov = kzalloc_objs(*iov, iovnum); in v_send_ret_submit()
101 if (!iov) { in v_send_ret_submit()
114 iov[iovnum].iov_base = &pdu_header; in v_send_ret_submit()
115 iov[iovnum].iov_len = sizeof(pdu_header); in v_send_ret_submit()
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/linux/drivers/crypto/cavium/nitrox/
H A Dnitrox_mbx.c137 vfno = RING_TO_VFNO(i, ndev->iov.max_vf_queues); in nitrox_pf2vf_mbox_handler()
138 vfdev = ndev->iov.vfdev + vfno; in nitrox_pf2vf_mbox_handler()
149 queue_work(ndev->iov.pf2vf_wq, &pfwork->pf2vf_resp); in nitrox_pf2vf_mbox_handler()
160 vfno = RING_TO_VFNO(i + 64, ndev->iov.max_vf_queues); in nitrox_pf2vf_mbox_handler()
161 vfdev = ndev->iov.vfdev + vfno; in nitrox_pf2vf_mbox_handler()
173 queue_work(ndev->iov.pf2vf_wq, &pfwork->pf2vf_resp); in nitrox_pf2vf_mbox_handler()
184 ndev->iov.vfdev = kzalloc_objs(struct nitrox_vfdev, ndev->iov.num_vfs); in nitrox_mbox_init()
185 if (!ndev->iov.vfdev) in nitrox_mbox_init()
188 for (i = 0; i < ndev->iov.num_vfs; i++) { in nitrox_mbox_init()
189 vfdev = ndev->iov.vfdev + i; in nitrox_mbox_init()
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/linux/fs/smb/client/
H A Dsmb1session.c36 struct kvec iov[3]; member
325 sess_data->iov[0].iov_base = (char *)smb_buf; in sess_alloc_buffer()
326 sess_data->iov[0].iov_len = sess_data->in_len; in sess_alloc_buffer()
334 sess_data->iov[2].iov_base = kmalloc(2000, GFP_KERNEL); in sess_alloc_buffer()
335 if (!sess_data->iov[2].iov_base) { in sess_alloc_buffer()
344 sess_data->iov[0].iov_base = NULL; in sess_alloc_buffer()
345 sess_data->iov[0].iov_len = 0; in sess_alloc_buffer()
353 struct kvec *iov = sess_data->iov; in sess_free_buffer() local
359 if (sess_data->buf0_type != CIFS_NO_BUFFER && iov[0].iov_base) in sess_free_buffer()
360 memzero_explicit(iov[0].iov_base, iov[0].iov_len); in sess_free_buffer()
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H A Dsmb2pdu.c1046 add_posix_context(struct kvec *iov, unsigned int *num_iovec, umode_t mode) in add_posix_context() argument
1050 iov[num].iov_base = create_posix_buf(mode); in add_posix_context()
1053 if (iov[num].iov_base == NULL) in add_posix_context()
1055 iov[num].iov_len = sizeof(struct create_posix); in add_posix_context()
1084 struct kvec iov[1]; in SMB2_negotiate() local
1156 iov[0].iov_base = (char *)req; in SMB2_negotiate()
1157 iov[0].iov_len = total_len; in SMB2_negotiate()
1160 rqst.rq_iov = iov; in SMB2_negotiate()
1520 struct kvec iov[2]; member
1586 sess_data->iov[0].iov_base = (char *)req; in SMB2_sess_alloc_buffer()
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/linux/fs/smb/server/
H A Dksmbd_work.c31 work->iov = kzalloc_objs(struct kvec, work->iov_alloc_cnt, in ksmbd_alloc_work_struct()
33 if (!work->iov) { in ksmbd_alloc_work_struct()
57 kfree(work->iov); in ksmbd_free_work_struct()
101 work->iov[++work->iov_idx].iov_base = ib; in __ksmbd_iov_pin()
102 work->iov[work->iov_idx].iov_len = ib_len; in __ksmbd_iov_pin()
123 new = krealloc(work->iov, in __ksmbd_iov_pin_rsp()
131 work->iov = new; in __ksmbd_iov_pin_rsp()
136 work->iov[work->iov_idx].iov_base = work->response_buf; in __ksmbd_iov_pin_rsp()
137 *(__be32 *)work->iov[0].iov_base = 0; in __ksmbd_iov_pin_rsp()
138 work->iov[work->iov_idx].iov_len = 4; in __ksmbd_iov_pin_rsp()
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H A Dtransport_tcp.c35 struct kvec *iov; member
102 kfree(t->iov); in ksmbd_tcp_free_transport()
121 static unsigned int kvec_array_init(struct kvec *new, struct kvec *iov, in kvec_array_init() argument
126 while (bytes || !iov->iov_len) { in kvec_array_init()
127 int copy = min(bytes, iov->iov_len); in kvec_array_init()
131 if (iov->iov_len == base) { in kvec_array_init()
132 iov++; in kvec_array_init()
138 memcpy(new, iov, sizeof(*iov) * nr_segs); in kvec_array_init()
155 if (t->iov && nr_segs <= t->nr_iov) in get_conn_iovec()
156 return t->iov; in get_conn_iovec()
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/linux/tools/testing/selftests/namespaces/
H A Dsiocgskns_test.c110 struct iovec iov = {0}; in TEST() local
114 iov.iov_base = buf; in TEST()
115 iov.iov_len = 1; in TEST()
116 msg.msg_iov = &iov; in TEST()
142 struct iovec iov = {0}; in TEST() local
146 iov.iov_base = buf; in TEST()
147 iov.iov_len = 1; in TEST()
148 msg.msg_iov = &iov; in TEST()
446 struct iovec iov = {0}; in TEST() local
450 iov.iov_base = buf; in TEST()
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/linux/net/handshake/
H A Dalert.c40 struct kvec iov; in tls_alert_send() local
48 iov.iov_base = alert; in tls_alert_send()
49 iov.iov_len = sizeof(alert); in tls_alert_send()
62 iov_iter_kvec(&msg.msg_iter, ITER_SOURCE, &iov, 1, iov.iov_len); in tls_alert_send()
100 const struct kvec *iov; in tls_alert_recv() local
103 iov = msg->msg_iter.kvec; in tls_alert_recv()
104 data = iov->iov_base; in tls_alert_recv()
/linux/net/rxrpc/
H A Dlocal_event.c41 struct kvec iov[2]; in rxrpc_send_version_request() local
68 iov[0].iov_base = &whdr; in rxrpc_send_version_request()
69 iov[0].iov_len = sizeof(whdr); in rxrpc_send_version_request()
70 iov[1].iov_base = (char *)rxrpc_version_string; in rxrpc_send_version_request()
71 iov[1].iov_len = sizeof(rxrpc_version_string); in rxrpc_send_version_request()
73 len = iov[0].iov_len + iov[1].iov_len; in rxrpc_send_version_request()
75 ret = kernel_sendmsg(local->socket, &msg, iov, 2, len); in rxrpc_send_version_request()
/linux/io_uring/
H A Drsrc.c31 struct iovec *iov, struct page **last_hpage);
281 struct iovec fast_iov, *iov; in __io_sqe_buffers_update() local
298 iov = iovec_from_user(uvec, 1, 1, &fast_iov, ctx->compat); in __io_sqe_buffers_update()
299 if (IS_ERR(iov)) { in __io_sqe_buffers_update()
300 err = PTR_ERR(iov); in __io_sqe_buffers_update()
307 node = io_sqe_buffer_register(ctx, iov, &last_hpage); in __io_sqe_buffers_update()
763 struct iovec *iov, in io_sqe_buffer_register() argument
775 if (!iov->iov_base) { in io_sqe_buffer_register()
776 if (iov->iov_len) in io_sqe_buffer_register()
782 ret = io_validate_user_buf_range((unsigned long)iov->iov_base, in io_sqe_buffer_register()
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/linux/lib/
H A Diov_iter.c175 const struct iovec *iov, unsigned long nr_segs, in iov_iter_init() argument
183 .__iov = iov, in iov_iter_init()
524 const struct iovec *iov, *end; in iov_iter_iovec_advance() local
531 for (iov = iter_iov(i), end = iov + i->nr_segs; iov < end; iov++) { in iov_iter_iovec_advance()
532 if (likely(size < iov->iov_len)) in iov_iter_iovec_advance()
534 size -= iov->iov_len; in iov_iter_iovec_advance()
537 i->nr_segs -= iov - iter_iov(i); in iov_iter_iovec_advance()
538 i->__iov = iov; in iov_iter_iovec_advance()
655 const struct iovec *iov = iter_iov(i); in iov_iter_revert() local
657 size_t n = (--iov)->iov_len; in iov_iter_revert()
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/linux/fs/fuse/
H A Dioctl.c74 static int fuse_verify_ioctl_iov(struct fuse_conn *fc, struct iovec *iov, in fuse_verify_ioctl_iov() argument
80 for (n = 0; n < count; n++, iov++) { in fuse_verify_ioctl_iov()
81 if (iov->iov_len > (size_t) max) in fuse_verify_ioctl_iov()
83 max -= iov->iov_len; in fuse_verify_ioctl_iov()
124 static int fuse_setup_measure_verity(unsigned long arg, struct iovec *iov) in fuse_setup_measure_verity() argument
135 iov->iov_len = sizeof(struct fsverity_digest) + digest_size; in fuse_setup_measure_verity()
140 static int fuse_setup_enable_verity(unsigned long arg, struct iovec *iov, in fuse_setup_enable_verity() argument
154 iov++; in fuse_setup_enable_verity()
157 iov->iov_base = u64_to_user_ptr(enable.salt_ptr); in fuse_setup_enable_verity()
158 iov->iov_len = enable.salt_size; in fuse_setup_enable_verity()
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/linux/net/rds/
H A Drdma.c532 static int rds_rdma_pages(struct rds_iovec iov[], int nr_iovecs) in rds_rdma_pages() argument
540 nr_pages = rds_pages_in_vec(&iov[i]); in rds_rdma_pages()
558 struct rds_iov_vector *iov) in rds_rdma_extra_size() argument
574 iov->iov = kzalloc_objs(struct rds_iovec, args->nr_local); in rds_rdma_extra_size()
575 if (!iov->iov) in rds_rdma_extra_size()
578 vec = &iov->iov[0]; in rds_rdma_extra_size()
583 iov->len = args->nr_local; in rds_rdma_extra_size()
647 iovs = vec->iov; in rds_cmsg_rdma_args()
709 struct rds_iovec *iov = &iovs[i]; in rds_cmsg_rdma_args() local
711 unsigned int nr = rds_pages_in_vec(iov); in rds_cmsg_rdma_args()
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/linux/arch/um/drivers/
H A Dvector_kern.c287 struct iovec *iov) in prep_msg() argument
299 iov[iov_index].iov_len = vp->header_size; in prep_msg()
300 vp->form_header(iov[iov_index].iov_base, skb, vp); in prep_msg()
303 iov[iov_index].iov_base = skb->data; in prep_msg()
305 iov[iov_index].iov_len = skb->len - skb->data_len; in prep_msg()
308 iov[iov_index].iov_len = skb->len; in prep_msg()
312 iov[iov_index].iov_base = skb_frag_address_safe(skb_frag); in prep_msg()
313 iov[iov_index].iov_len = skb_frag_size(skb_frag); in prep_msg()
470 struct iovec *iov; in destroy_queue() local
490 iov = mmsg_vector->msg_hdr.msg_iov; in destroy_queue()
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