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Searched refs:csum_offset (Results 1 – 25 of 94) sorted by relevance

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/openbmc/linux/net/netfilter/
H A Dnft_payload.c783 __wsum fsum, __wsum tsum, int csum_offset) in nft_payload_csum_inet() argument
787 if (skb_copy_bits(skb, csum_offset, &sum, sizeof(sum)) < 0) in nft_payload_csum_inet()
791 if (skb_ensure_writable(skb, csum_offset + sizeof(sum)) || in nft_payload_csum_inet()
792 skb_store_bits(skb, csum_offset, &sum, sizeof(sum)) < 0) in nft_payload_csum_inet()
804 u8 csum_offset; member
860 int offset, csum_offset, vlan_hlen = 0; in nft_payload_set_eval() local
900 csum_offset = offset + priv->csum_offset; in nft_payload_set_eval()
941 u32 csum_offset, csum_type = NFT_PAYLOAD_CSUM_NONE; in nft_payload_set_init() local
952 &csum_offset); in nft_payload_set_init()
956 priv->csum_offset = csum_offset; in nft_payload_set_init()
[all …]
/openbmc/linux/include/linux/
H A Dvirtio_net.h98 u32 off = __virtio16_to_cpu(little_endian, hdr->csum_offset); in virtio_net_hdr_to_skb()
167 if (skb->csum_offset != offsetof(struct udphdr, check)) in virtio_net_hdr_to_skb()
227 hdr->csum_offset = __cpu_to_virtio16(little_endian, in virtio_net_hdr_from_skb()
228 skb->csum_offset); in virtio_net_hdr_from_skb()
/openbmc/qemu/hw/net/
H A Dsunhme.c568 int cr, nr, len, xmit_pos, csum_offset = 0, csum_stuff_offset = 0; in sunhme_transmit() local
597 csum_offset = (status & HME_XD_TXCSSTART) >> HME_XD_TXCSSTARTSHIFT; in sunhme_transmit()
604 if (xmit_pos - len <= csum_offset && xmit_pos > csum_offset) { in sunhme_transmit()
605 sum += net_checksum_add(xmit_pos - csum_offset, in sunhme_transmit()
606 xmit_buffer + csum_offset); in sunhme_transmit()
607 trace_sunhme_tx_xsum_add(csum_offset, xmit_pos - csum_offset); in sunhme_transmit()
725 int nr, cr, len, rxoffset, csum_offset; in sunhme_receive() local
808 csum_offset = (s->erxregs[HME_ERXI_CFG >> 2] & HME_ERX_CFG_CSUMSTART) >> in sunhme_receive()
811 sum += net_checksum_add(len - csum_offset, (uint8_t *)buf + csum_offset); in sunhme_receive()
H A Dnet_tx_pkt.c136 pkt->virt_hdr.csum_offset, &csum, sizeof(csum)); in net_tx_pkt_update_ip_checksums()
368 pkt->virt_hdr.csum_offset = offsetof(struct tcp_hdr, th_sum); in net_tx_pkt_build_vheader()
376 pkt->virt_hdr.csum_offset = offsetof(struct udp_hdr, uh_sum); in net_tx_pkt_build_vheader()
506 size_t csum_offset = pkt->virt_hdr.csum_start + pkt->virt_hdr.csum_offset; in net_tx_pkt_do_sw_csum() local
510 iov_from_buf(iov, iov_len, csum_offset, &csum, sizeof csum); in net_tx_pkt_do_sw_csum()
532 iov_from_buf(iov, iov_len, csum_offset, &csum, sizeof csum); in net_tx_pkt_do_sw_csum()
/openbmc/qemu/net/
H A Dchecksum.c187 uint32_t iov_off, uint32_t size, uint32_t csum_offset) in net_checksum_add_iov() argument
199 res += net_checksum_add_cont(len, chunk_buf, csum_offset); in net_checksum_add_iov()
200 csum_offset += len; in net_checksum_add_iov()
/openbmc/u-boot/drivers/virtio/
H A Dvirtio_net.h118 __virtio16 csum_offset; /* Offset after that to place checksum */ member
138 __virtio16 csum_offset; /* Offset after that to place checksum */ member
/openbmc/linux/fs/btrfs/
H A Dfile-item.c215 u64 csum_offset = 0; in btrfs_lookup_csum() local
235 csum_offset = (bytenr - found_key.offset) >> in btrfs_lookup_csum()
240 if (csum_offset == csums_in_item) { in btrfs_lookup_csum()
243 } else if (csum_offset > csums_in_item) { in btrfs_lookup_csum()
249 csum_offset * csum_size); in btrfs_lookup_csum()
1052 u64 csum_offset; in btrfs_csum_file_blocks() local
1116 csum_offset = (bytenr - found_key.offset) >> in btrfs_csum_file_blocks()
1141 csum_offset >= MAX_CSUM_ITEMS(fs_info, csum_size)) { in btrfs_csum_file_blocks()
1197 diff = (csum_offset + extend_nr) * csum_size; in btrfs_csum_file_blocks()
1213 csum_offset = 0; in btrfs_csum_file_blocks()
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/openbmc/linux/Documentation/networking/
H A Dchecksum-offloads.rst33 checksum defined by the sk_buff fields skb->csum_start and skb->csum_offset.
36 result at (csum_start + csum_offset).
38 Because csum_offset cannot be negative, this ensures that the previous value of
49 skb->csum_start and skb->csum_offset as described above, and setting
64 csum_offset given in the SKB; if it tries to deduce these itself in hardware
101 at (csum_start + csum_offset).
/openbmc/qemu/include/standard-headers/linux/
H A Dvirtio_net.h146 __virtio16 csum_offset; member
196 __virtio16 csum_offset; /* Offset after that to place checksum */ member
/openbmc/linux/include/uapi/linux/
H A Dvirtio_net.h146 __virtio16 csum_offset; member
196 __virtio16 csum_offset; /* Offset after that to place checksum */ member
/openbmc/linux/drivers/net/ethernet/cisco/enic/
H A Denic_res.h89 unsigned int csum_offset, unsigned int hdr_len, in enic_queue_wq_desc_csum_l4() argument
93 csum_offset, hdr_len, vlan_tag_insert, vlan_tag, in enic_queue_wq_desc_csum_l4()
/openbmc/linux/include/net/
H A Dip6_checksum.h62 skb->csum_offset = offsetof(struct tcphdr, check); in __tcp_v6_send_check()
H A Dgre.h143 skb->csum_offset = sizeof(*greh); in gre_build_header()
/openbmc/qemu/include/net/
H A Dchecksum.h65 uint32_t csum_offset);
/openbmc/linux/tools/testing/selftests/net/
H A Dpsock_snd.c85 vh->csum_offset = __builtin_offsetof(struct udphdr, check); in build_vnet_header()
90 vh->csum_offset - 1; in build_vnet_header()
H A Dcsum.c434 vh.csum_offset = __builtin_offsetof(struct tcphdr, check); in send_packet()
437 vh.csum_offset = __builtin_offsetof(struct udphdr, check); in send_packet()
/openbmc/qemu/pc-bios/s390-ccw/
H A Dvirtio-net.c40 uint16_t csum_offset; member
/openbmc/linux/drivers/net/ethernet/google/gve/
H A Dgve_tx.c444 u16 csum_offset, u8 ip_summed, bool is_gso, in gve_tx_fill_pkt_desc() argument
451 pkt_desc->pkt.l4_csum_offset = csum_offset >> 1; in gve_tx_fill_pkt_desc()
455 pkt_desc->pkt.l4_csum_offset = csum_offset >> 1; in gve_tx_fill_pkt_desc()
542 gve_tx_fill_pkt_desc(pkt_desc, skb->csum_offset, skb->ip_summed, in gve_tx_add_skb_copy()
624 gve_tx_fill_pkt_desc(pkt_desc, skb->csum_offset, skb->ip_summed, in gve_tx_add_skb_no_copy()
/openbmc/linux/net/ipv6/
H A Dip6_checksum.c133 skb->csum_offset = offsetof(struct udphdr, check); in udp6_set_csum()
/openbmc/linux/drivers/net/ethernet/qualcomm/rmnet/
H A Drmnet_map_data.c190 val |= skb->csum_offset & MAP_CSUM_UL_OFFSET_MASK; in rmnet_map_ipv4_ul_csum_header()
225 val |= skb->csum_offset & MAP_CSUM_UL_OFFSET_MASK; in rmnet_map_ipv6_ul_csum_header()
/openbmc/linux/net/ipv4/
H A Dgre_offload.c115 skb->csum_offset = sizeof(*greh); in gre_gso_segment()
H A Dudp_offload.c146 skb->csum_offset = offsetof(struct udphdr, check); in __skb_udp_tunnel_segment()
679 skb->csum_offset = offsetof(struct udphdr, check); in udp_gro_complete_segment()
H A Dtcp_offload.c304 skb->csum_offset = offsetof(struct tcphdr, check); in tcp_gro_complete()
/openbmc/linux/drivers/net/ethernet/sun/
H A Dsunvnet_common.c1153 nskb->csum_offset = skb->csum_offset; in vnet_skb_shape()
1159 int offset = start + nskb->csum_offset; in vnet_skb_shape()
1303 curr->csum_offset = offsetof(struct tcphdr, check); in vnet_handle_offloads()
1305 curr->csum_offset = offsetof(struct udphdr, check); in vnet_handle_offloads()
/openbmc/linux/net/ipv4/netfilter/
H A Dnf_reject_ipv4.c219 nskb->csum_offset = offsetof(struct tcphdr, check); in nf_reject_ip_tcphdr_put()

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