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Searched refs:copylen (Results 1 – 21 of 21) sorted by relevance

/linux-6.15/virt/kvm/
H A Dbinary_stats.c58 ssize_t copylen; in kvm_stats_read() local
84 copylen = min(copylen, remain); in kvm_stats_read()
90 pos += copylen; in kvm_stats_read()
91 dest += copylen; in kvm_stats_read()
104 copylen = min(copylen, remain); in kvm_stats_read()
110 pos += copylen; in kvm_stats_read()
111 dest += copylen; in kvm_stats_read()
122 copylen = min(copylen, remain); in kvm_stats_read()
128 pos += copylen; in kvm_stats_read()
134 copylen = min(copylen, remain); in kvm_stats_read()
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/linux-6.15/drivers/input/serio/
H A Duserio.c116 size_t count, size_t *copylen) in userio_fetch_data() argument
130 *copylen = len; in userio_fetch_data()
139 size_t available, copylen; in userio_char_read() local
150 available = userio_fetch_data(userio, buf, count, &copylen); in userio_char_read()
171 if (copylen) in userio_char_read()
172 if (copy_to_user(user_buffer, buf, copylen)) in userio_char_read()
175 return copylen; in userio_char_read()
/linux-6.15/net/phonet/
H A 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-6.15/net/dccp/
H A 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-6.15/net/smc/
H A Dsmc_rx.c348 size_t copylen, read_done = 0, read_remaining = len, peeked_bytes = 0; in smc_rx_recvmsg() local
459 copylen = min_t(size_t, read_remaining, readable); in smc_rx_recvmsg()
462 chunk_len = min_t(size_t, copylen, conn->rmb_desc->len - in smc_rx_recvmsg()
489 if (chunk_len_sum == copylen) in smc_rx_recvmsg()
492 chunk_len = copylen - chunk_len; /* remainder */ in smc_rx_recvmsg()
501 atomic_sub(copylen, &conn->bytes_to_rcv); in smc_rx_recvmsg()
504 if (msg && smc_rx_update_consumer(smc, cons, copylen)) in smc_rx_recvmsg()
508 trace_smc_rx_recvmsg(smc, copylen); in smc_rx_recvmsg()
H A 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-6.15/net/mptcp/
H A Dsockopt.c1029 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()
1271 unsigned int sfcount = 0, copylen = 0; in mptcp_getsockopt_full_info() local
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/linux-6.15/net/xfrm/
H A Dxfrm_iptfs.c869 copylen = min(fraglen, iphremain); in iptfs_reassem_cont()
871 copylen)) { in iptfs_reassem_cont()
877 if (copylen < iphremain) { in iptfs_reassem_cont()
882 data += copylen; in iptfs_reassem_cont()
883 blkoff -= copylen; in iptfs_reassem_cont()
884 remaining -= copylen; in iptfs_reassem_cont()
885 ipremain -= copylen; in iptfs_reassem_cont()
889 copylen = min(fraglen, ipremain); in iptfs_reassem_cont()
902 iptfs_skb_add_frags(newskb, fragwalk, data, copylen); in iptfs_reassem_cont()
906 copylen)) { in iptfs_reassem_cont()
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/linux-6.15/net/caif/
H A 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-6.15/net/hsr/
H A 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-6.15/drivers/net/
H A Dtap.c584 int copylen = 0; in tap_get_user() local
609 copylen = clamp(hdr_len ?: GOODCOPY_LEN, ETH_HLEN, good_linear); in tap_get_user()
610 linear = copylen; in tap_get_user()
612 iov_iter_advance(&i, copylen); in tap_get_user()
618 copylen = len; in tap_get_user()
622 skb = tap_alloc_skb(&q->sk, TAP_RESERVE, copylen, in tap_get_user()
H A Dtun.c1703 int copylen; in tun_get_user() local
1746 copylen = min(hdr_len ? hdr_len : GOODCOPY_LEN, good_linear); in tun_get_user()
1747 linear = copylen; in tun_get_user()
1748 iov_iter_advance(&i, copylen); in tun_get_user()
1766 copylen = len; in tun_get_user()
1772 skb = tun_napi_alloc_frags(tfile, copylen, from); in tun_get_user()
1780 linear = min_t(size_t, good_linear, copylen); in tun_get_user()
1782 skb = tun_alloc_skb(tfile, align, copylen, linear, in tun_get_user()
/linux-6.15/tools/testing/selftests/rseq/
H A Dparam_test.c1017 size_t copylen; in this_cpu_memcpy_buffer_push() local
1028 copylen = sizeof(item); in this_cpu_memcpy_buffer_push()
1034 destptr, srcptr, copylen, in this_cpu_memcpy_buffer_push()
1057 size_t copylen; in this_cpu_memcpy_buffer_pop() local
1068 copylen = sizeof(*item); in this_cpu_memcpy_buffer_pop()
1072 targetptr_final, offset, destptr, srcptr, copylen, in this_cpu_memcpy_buffer_pop()
/linux-6.15/fs/xfs/libxfs/
H A Dxfs_rtbitmap.c1377 const size_t copylen = mp->m_blockwsize << XFS_WORDLOG; in xfs_rtfile_initialize_block() local
1421 memcpy(bufdata, data, copylen); in xfs_rtfile_initialize_block()
1423 memset(bufdata, 0, copylen); in xfs_rtfile_initialize_block()
1442 const size_t copylen = mp->m_blockwsize << XFS_WORDLOG; in xfs_rtfile_initialize_blocks() local
1465 data += copylen; in xfs_rtfile_initialize_blocks()
/linux-6.15/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt_coredump.c120 u16 copylen = min_t(u16, len, in bnxt_hwrm_dbg_dma_data() local
123 memcpy(info->dest_buf + off, dma_buf, copylen); in bnxt_hwrm_dbg_dma_data()
124 if (copylen < len) in bnxt_hwrm_dbg_dma_data()
/linux-6.15/net/ipv4/
H A Dtcp.c1936 struct sk_buff *skb, u32 copylen, in tcp_copy_straggler_data() argument
1950 err = skb_copy_datagram_msg(skb, *offset, &msg, copylen); in tcp_copy_straggler_data()
1953 zc->recv_skip_hint -= copylen; in tcp_copy_straggler_data()
1954 *offset += copylen; in tcp_copy_straggler_data()
1955 *seq += copylen; in tcp_copy_straggler_data()
1956 return (__s32)copylen; in tcp_copy_straggler_data()
1968 if (!copylen) in tcp_zc_handle_leftover()
1983 return zc->copybuf_len < 0 ? 0 : copylen; in tcp_zc_handle_leftover()
2123 u32 length = 0, offset, vma_len, avail_len, copylen = 0; in tcp_zerocopy_receive() local
2251 if (length + copylen) { in tcp_zerocopy_receive()
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/linux-6.15/drivers/net/wireless/intel/iwlwifi/dvm/
H A 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-6.15/net/packet/
H A Daf_packet.c2624 __be16 proto, unsigned char *addr, int hlen, int copylen, in tpacket_fill_skb() argument
2653 } else if (copylen) { in tpacket_fill_skb()
2654 int hdrlen = min_t(int, copylen, tp_len); in tpacket_fill_skb()
2657 skb_put(skb, copylen - dev->hard_header_len); in tpacket_fill_skb()
2787 int hlen, tlen, copylen = 0; in tpacket_snd() local
2877 copylen = __virtio16_to_cpu(vio_le(), in tpacket_snd()
2880 copylen = max_t(int, copylen, dev->hard_header_len); in tpacket_snd()
2883 (copylen - dev->hard_header_len), in tpacket_snd()
2893 addr, hlen, copylen, &sockc); in tpacket_snd()
/linux-6.15/fs/
H A Dnamei.c5323 int copylen; in readlink_copy() local
5325 copylen = linklen; in readlink_copy()
5326 if (unlikely(copylen > (unsigned) buflen)) in readlink_copy()
5327 copylen = buflen; in readlink_copy()
5328 if (copy_to_user(buffer, link, copylen)) in readlink_copy()
5329 copylen = -EFAULT; in readlink_copy()
5330 return copylen; in readlink_copy()
/linux-6.15/net/netfilter/ipvs/
H A 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-6.15/net/netfilter/ipset/
H A Dip_set_core.c2246 int copylen = *len, ret = 0; in ip_set_sockfn_get() local
2352 if (copy_to_user(user, data, copylen)) in ip_set_sockfn_get()