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Searched refs:copylen (Results 1 – 18 of 18) sorted by relevance

/linux-6.12.1/virt/kvm/
Dbinary_stats.c58 ssize_t copylen; in kvm_stats_read() local
83 copylen = size_header - pos; in kvm_stats_read()
84 copylen = min(copylen, remain); in kvm_stats_read()
85 if (copylen > 0) { in kvm_stats_read()
87 if (copy_to_user(dest, src, copylen)) in kvm_stats_read()
89 remain -= copylen; in kvm_stats_read()
90 pos += copylen; in kvm_stats_read()
91 dest += copylen; in kvm_stats_read()
103 copylen = header->id_offset + KVM_STATS_NAME_SIZE - pos; in kvm_stats_read()
104 copylen = min(copylen, remain); in kvm_stats_read()
[all …]
/linux-6.12.1/drivers/input/serio/
Duserio.c126 size_t nonwrap_len, copylen; in userio_char_read() local
143 copylen = min(nonwrap_len, count); in userio_char_read()
144 if (copylen) { in userio_char_read()
145 memcpy(buf, &userio->buf[userio->tail], copylen); in userio_char_read()
146 userio->tail = (userio->tail + copylen) % in userio_char_read()
172 if (copylen) in userio_char_read()
173 if (copy_to_user(user_buffer, buf, copylen)) in userio_char_read()
176 return copylen; in userio_char_read()
/linux-6.12.1/net/phonet/
Ddatagram.c117 int copylen; in pn_recvmsg() local
129 copylen = skb->len; in pn_recvmsg()
130 if (len < copylen) { in pn_recvmsg()
132 copylen = len; in pn_recvmsg()
135 rval = skb_copy_datagram_msg(skb, 0, msg, copylen); in pn_recvmsg()
141 rval = (flags & MSG_TRUNC) ? skb->len : copylen; in pn_recvmsg()
/linux-6.12.1/net/dccp/
Doptions.c435 int copylen = len; in dccp_insert_option_ackvec() local
438 copylen = DCCP_SINGLE_OPT_MAXLEN; in dccp_insert_option_ackvec()
447 *to++ = copylen + 2; in dccp_insert_option_ackvec()
450 if (from + copylen > tail) { in dccp_insert_option_ackvec()
456 copylen -= tailsize; in dccp_insert_option_ackvec()
460 memcpy(to, from, copylen); in dccp_insert_option_ackvec()
461 from += copylen; in dccp_insert_option_ackvec()
462 to += copylen; in dccp_insert_option_ackvec()
463 len -= copylen; in dccp_insert_option_ackvec()
/linux-6.12.1/net/smc/
Dsmc_rx.c347 size_t copylen, read_done = 0, read_remaining = len; in smc_rx_recvmsg() local
456 copylen = min_t(size_t, read_remaining, readable); in smc_rx_recvmsg()
459 chunk_len = min_t(size_t, copylen, conn->rmb_desc->len - in smc_rx_recvmsg()
484 if (chunk_len_sum == copylen) in smc_rx_recvmsg()
487 chunk_len = copylen - chunk_len; /* remainder */ in smc_rx_recvmsg()
496 atomic_sub(copylen, &conn->bytes_to_rcv); in smc_rx_recvmsg()
499 if (msg && smc_rx_update_consumer(smc, cons, copylen)) in smc_rx_recvmsg()
503 trace_smc_rx_recvmsg(smc, copylen); in smc_rx_recvmsg()
Dsmc_tx.c183 size_t copylen, send_done = 0, send_remaining = len; in smc_tx_sendmsg() local
237 copylen = min_t(size_t, send_remaining, writespace); in smc_tx_sendmsg()
244 chunk_len = min_t(size_t, copylen, conn->sndbuf_desc->len - in smc_tx_sendmsg()
260 if (chunk_len_sum == copylen) in smc_tx_sendmsg()
263 chunk_len = copylen - chunk_len; /* remainder */ in smc_tx_sendmsg()
269 smc_curs_add(conn->sndbuf_desc->len, &prep, copylen); in smc_tx_sendmsg()
273 atomic_sub(copylen, &conn->sndbuf_space); in smc_tx_sendmsg()
287 trace_smc_tx_sendmsg(smc, copylen); in smc_tx_sendmsg()
/linux-6.12.1/net/mptcp/
Dsockopt.c1024 u32 copylen = min_t(u32, sfd->size_subflow_data, sizeof(*sfd)); in mptcp_put_subflow_data() local
1029 copied = copylen; in mptcp_put_subflow_data()
1034 if (copy_to_user(optval, sfd, copylen)) in mptcp_put_subflow_data()
1044 int len, copylen; in mptcp_get_subflow_data() local
1059 copylen = min_t(unsigned int, len, sizeof(*sfd)); in mptcp_get_subflow_data()
1060 if (copy_from_user(sfd, optval, copylen)) in mptcp_get_subflow_data()
1256 u32 copylen, in mptcp_put_full_info() argument
1259 copylen += MIN_FULL_INFO_OPTLEN_SIZE; in mptcp_put_full_info()
1260 if (put_user(copylen, optlen)) in mptcp_put_full_info()
1263 if (copy_to_user(optval, mfi, copylen)) in mptcp_put_full_info()
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/linux-6.12.1/drivers/net/
Dtap.c648 int copylen = 0; in tap_get_user() local
685 copylen = vnet_hdr.hdr_len ? in tap_get_user()
687 if (copylen > good_linear) in tap_get_user()
688 copylen = good_linear; in tap_get_user()
689 else if (copylen < ETH_HLEN) in tap_get_user()
690 copylen = ETH_HLEN; in tap_get_user()
691 linear = copylen; in tap_get_user()
693 iov_iter_advance(&i, copylen); in tap_get_user()
699 copylen = len; in tap_get_user()
707 skb = tap_alloc_skb(&q->sk, TAP_RESERVE, copylen, in tap_get_user()
Dtun.c1758 int copylen; in tun_get_user() local
1810 copylen = gso.hdr_len ? tun16_to_cpu(tun, gso.hdr_len) : GOODCOPY_LEN; in tun_get_user()
1811 if (copylen > good_linear) in tun_get_user()
1812 copylen = good_linear; in tun_get_user()
1813 linear = copylen; in tun_get_user()
1814 iov_iter_advance(&i, copylen); in tun_get_user()
1832 copylen = len; in tun_get_user()
1841 skb = tun_napi_alloc_frags(tfile, copylen, from); in tun_get_user()
1849 linear = min_t(size_t, good_linear, copylen); in tun_get_user()
1851 skb = tun_alloc_skb(tfile, align, copylen, linear, in tun_get_user()
/linux-6.12.1/net/caif/
Dcaif_socket.c274 int copylen; in caif_seqpkt_recvmsg() local
283 copylen = skb->len; in caif_seqpkt_recvmsg()
284 if (len < copylen) { in caif_seqpkt_recvmsg()
286 copylen = len; in caif_seqpkt_recvmsg()
289 ret = skb_copy_datagram_msg(skb, 0, m, copylen); in caif_seqpkt_recvmsg()
293 ret = (flags & MSG_TRUNC) ? skb->len : copylen; in caif_seqpkt_recvmsg()
/linux-6.12.1/net/hsr/
Dhsr_forward.c153 int copylen; in create_stripped_skb_hsr() local
167 copylen = 2 * ETH_ALEN; in create_stripped_skb_hsr()
169 copylen += VLAN_HLEN; in create_stripped_skb_hsr()
172 memcpy(dst, src, copylen); in create_stripped_skb_hsr()
/linux-6.12.1/fs/xfs/libxfs/
Dxfs_rtbitmap.c1270 const size_t copylen = mp->m_blockwsize << XFS_WORDLOG; in xfs_rtfile_initialize_block() local
1295 memcpy(bp->b_addr, data, copylen); in xfs_rtfile_initialize_block()
1297 memset(bp->b_addr, 0, copylen); in xfs_rtfile_initialize_block()
1315 const size_t copylen = mp->m_blockwsize << XFS_WORDLOG; in xfs_rtfile_initialize_blocks() local
1338 data += copylen; in xfs_rtfile_initialize_blocks()
/linux-6.12.1/tools/testing/selftests/rseq/
Dparam_test.c993 size_t copylen; in this_cpu_memcpy_buffer_push() local
1004 copylen = sizeof(item); in this_cpu_memcpy_buffer_push()
1010 destptr, srcptr, copylen, in this_cpu_memcpy_buffer_push()
1033 size_t copylen; in this_cpu_memcpy_buffer_pop() local
1044 copylen = sizeof(*item); in this_cpu_memcpy_buffer_pop()
1048 targetptr_final, offset, destptr, srcptr, copylen, in this_cpu_memcpy_buffer_pop()
/linux-6.12.1/net/ipv4/
Dtcp.c1908 struct sk_buff *skb, u32 copylen, in tcp_copy_straggler_data() argument
1918 err = import_ubuf(ITER_DEST, (void __user *)copy_address, copylen, in tcp_copy_straggler_data()
1922 err = skb_copy_datagram_msg(skb, *offset, &msg, copylen); in tcp_copy_straggler_data()
1925 zc->recv_skip_hint -= copylen; in tcp_copy_straggler_data()
1926 *offset += copylen; in tcp_copy_straggler_data()
1927 *seq += copylen; in tcp_copy_straggler_data()
1928 return (__s32)copylen; in tcp_copy_straggler_data()
1938 u32 offset, copylen = min_t(u32, copybuf_len, zc->recv_skip_hint); in tcp_zc_handle_leftover() local
1940 if (!copylen) in tcp_zc_handle_leftover()
1953 zc->copybuf_len = tcp_copy_straggler_data(zc, skb, copylen, &offset, in tcp_zc_handle_leftover()
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/linux-6.12.1/drivers/net/wireless/intel/iwlwifi/dvm/
Drx.c910 u32 copylen = len; in iwlagn_rx_noa_notification() local
916 copylen += 1 + 2; in iwlagn_rx_noa_notification()
928 copylen); in iwlagn_rx_noa_notification()
/linux-6.12.1/net/packet/
Daf_packet.c2637 __be16 proto, unsigned char *addr, int hlen, int copylen, in tpacket_fill_skb() argument
2666 } else if (copylen) { in tpacket_fill_skb()
2667 int hdrlen = min_t(int, copylen, tp_len); in tpacket_fill_skb()
2670 skb_put(skb, copylen - dev->hard_header_len); in tpacket_fill_skb()
2800 int hlen, tlen, copylen = 0; in tpacket_snd() local
2890 copylen = __virtio16_to_cpu(vio_le(), in tpacket_snd()
2893 copylen = max_t(int, copylen, dev->hard_header_len); in tpacket_snd()
2896 (copylen - dev->hard_header_len), in tpacket_snd()
2906 addr, hlen, copylen, &sockc); in tpacket_snd()
/linux-6.12.1/net/netfilter/ipvs/
Dip_vs_ctl.c3018 unsigned int copylen; in do_ip_vs_get_ctl() local
3030 copylen = get_arglen[CMDID(cmd)]; in do_ip_vs_get_ctl()
3031 if (*len < (int) copylen) { in do_ip_vs_get_ctl()
3032 IP_VS_DBG(1, "get_ctl: len %d < %u\n", *len, copylen); in do_ip_vs_get_ctl()
3036 if (copy_from_user(arg, user, copylen) != 0) in do_ip_vs_get_ctl()
/linux-6.12.1/net/netfilter/ipset/
Dip_set_core.c2241 int copylen = *len, ret = 0; in ip_set_sockfn_get() local
2347 if (copy_to_user(user, data, copylen)) in ip_set_sockfn_get()