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Searched refs:csum_start (Results 1 – 25 of 52) sorted by relevance

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/linux/include/net/
H A Dgso.h21 __u16 csum_start; member
54 SKB_GSO_CB(skb)->csum_start = skb_checksum_start(skb) - skb->head; in gso_reset_checksum()
67 unsigned char *csum_start = skb_transport_header(skb); in gso_make_checksum() local
68 int plen = (skb->head + SKB_GSO_CB(skb)->csum_start) - csum_start; in gso_make_checksum()
72 SKB_GSO_CB(skb)->csum_start = csum_start - skb->head; in gso_make_checksum()
74 return csum_fold(csum_partial(csum_start, plen, partial)); in gso_make_checksum()
H A Dxdp_sock.h120 void (*tmo_request_checksum)(u16 csum_start, u16 csum_offset, void *priv);
H A Dgre.h138 skb->csum_start = skb_transport_header(skb) - skb->head; in gre_build_header()
/linux/tools/testing/selftests/net/lib/
H A Dcsum.c423 vh.csum_start = sizeof(struct ethhdr) + sizeof(struct ipv6hdr); in send_packet()
426 vh.csum_start = sizeof(struct ethhdr) + sizeof(struct iphdr); in send_packet()
431 vh.csum_start += ENC_HEADER_LEN; in send_packet()
435 vh.hdr_len = vh.csum_start + sizeof(struct tcphdr); in send_packet()
438 vh.hdr_len = vh.csum_start + sizeof(struct udphdr); in send_packet()
/linux/include/uapi/linux/
H A Dvirtio_net.h173 __virtio16 csum_start; member
230 __virtio16 csum_start; /* Position to start checksumming from */ member
/linux/tools/testing/selftests/bpf/progs/
H A Ddecap_sanity.c28 return skb->csum_start - skb_headroom(skb); in skb_checksum_start_offset()
/linux/fs/btrfs/
H A Dfile-item.c288 u64 csum_start; in search_csum_tree() local
301 csum_start = key.offset; in search_csum_tree()
304 if (in_range(disk_bytenr, csum_start, csum_len)) in search_csum_tree()
326 csum_start = key.offset; in search_csum_tree()
328 ASSERT(in_range(disk_bytenr, csum_start, csum_len), in search_csum_tree()
330 disk_bytenr, csum_start, csum_len); in search_csum_tree()
333 ret = (min(csum_start + csum_len, disk_bytenr + len) - in search_csum_tree()
/linux/tools/include/uapi/linux/
H A Dif_xdp.h126 * are communicated via csum_start and csum_offset fields of struct
149 __u16 csum_start; member
150 /* Offset from csum_start where checksum should be stored. */
/linux/net/sctp/
H A Doffload.c31 /* csum and csum_start in GSO CB may be needed to do the UDP in sctp_gso_make_checksum()
35 SKB_GSO_CB(skb)->csum_start = skb_headroom(skb) + skb->len; in sctp_gso_make_checksum()
/linux/net/ipv4/
H A Dfou_core.c1004 u16 csum_start = skb_checksum_start_offset(skb); in __gue_build_header() local
1007 if (csum_start < hdrlen) in __gue_build_header()
1010 csum_start -= hdrlen; in __gue_build_header()
1011 pd[0] = htons(csum_start); in __gue_build_header()
1012 pd[1] = htons(csum_start + skb->csum_offset); in __gue_build_header()
H A Dudp_offload.c303 skb->csum_start = skb_transport_header(skb) - skb->head; in __skb_udp_tunnel_segment()
527 gso_skb->csum_start = skb_transport_header(gso_skb) - gso_skb->head; in __udp_gso_segment()
905 skb->csum_start = (unsigned char *)uh - skb->head; in udp_gro_complete_segment()
H A Dgre_offload.c114 skb->csum_start = skb_transport_header(skb) - skb->head; in gre_gso_segment()
/linux/drivers/net/ethernet/mellanox/mlx5/core/en_accel/
H A Dpsp_rxtx.c81 (skb->csum_start + skb->head - skb->data) / 2; in mlx5e_psp_set_swp()
H A Dipsec_rxtx.c142 (skb->csum_start + skb->head - skb->data) / 2; in mlx5e_ipsec_set_swp()
/linux/tools/testing/selftests/net/
H A Dpsock_snd.c89 vh->csum_start = ETH_HLEN + sizeof(struct iphdr); in build_vnet_header()
94 vh->csum_start += sizeof(struct udphdr) + cfg_payload_len - in build_vnet_header()
H A Dtxtimestamp.c424 const void *csum_start = udph; in get_udp_csum()
430 csum_start -= alen * 2; in get_udp_csum()
433 return get_ip_csum(csum_start, csum_len >> 1, pseudo_sum); in get_udp_csum()
426 const void *csum_start = udph; get_udp_csum() local
/linux/tools/testing/selftests/bpf/
H A Dxdp_hw_metadata.c417 meta->request.csum_start = sizeof(*eth) + sizeof(*iph); in ping_pong()
419 meta->request.csum_start = sizeof(*eth) + sizeof(*ip6h); in ping_pong()
424 meta->request.csum_start, meta->request.csum_offset); in ping_pong()
/linux/drivers/net/wireless/ath/ath6kl/
H A Dtxrx.c369 u8 csum_start = 0, csum_dest = 0, csum = skb->ip_summed; in ath6kl_data_tx() local
396 csum_start = skb->csum_start - in ath6kl_data_tx()
399 csum_dest = skb->csum_offset + csum_start; in ath6kl_data_tx()
415 meta_v2.csum_start = csum_start; in ath6kl_data_tx()
/linux/net/netfilter/ipvs/
H A Dip_vs_xmit.c1069 u16 csum_start = skb_checksum_start_offset(skb); in ipvs_gue_encap() local
1076 if (csum_start < hdrlen) in ipvs_gue_encap()
1079 csum_start -= hdrlen; in ipvs_gue_encap()
1081 pd[0] = htons(csum_start); in ipvs_gue_encap()
1082 pd[1] = htons(csum_start + skb->csum_offset); in ipvs_gue_encap()
/linux/drivers/net/
H A Dtun_vnet.h137 …hdr_len = max(tun_vnet16_to_cpu(flags, hdr->csum_start) + tun_vnet16_to_cpu(flags, hdr->csum_offse… in __tun_vnet_hdr_get()
/linux/net/xdp/
H A Dxsk.c993 u16 csum_start, csum_offset; in xsk_skb_metadata()
1004 csum_start = READ_ONCE(meta->request.csum_start); in xsk_skb_metadata()
1007 if (unlikely(csum_start + csum_offset + in xsk_skb_metadata()
1011 skb->csum_start = hr + csum_start; in xsk_build_skb_zerocopy()
969 u16 csum_start, csum_offset; xsk_skb_metadata() local
/linux/net/hsr/
H A Dhsr_forward.c165 skb->csum_start -= HSR_HLEN; in create_stripped_skb_hsr()
357 skb->csum_start += HSR_HLEN; in hsr_create_tagged_frame()
/linux/net/ipv4/netfilter/
H A Dnf_reject_ipv4.c252 nskb->csum_start = (unsigned char *)tcph - nskb->head; in nf_reject_ip_tcphdr_put()
/linux/net/bridge/
H A Dbr_multicast.c938 void *csum_start = NULL; in br_ip4_multicast_alloc_query() local
1018 csum_start = (void *)ih; in br_ip4_multicast_alloc_query()
1032 csum_start = (void *)ihv3; in br_ip4_multicast_alloc_query()
1054 if (WARN_ON(!csum || !csum_start)) { in br_ip4_multicast_alloc_query()
1059 *csum = ip_compute_csum(csum_start, igmp_hdr_size); in br_ip4_multicast_alloc_query()
1082 void *csum_start = NULL; in br_ip6_multicast_alloc_query() local
1178 csum_start = (void *)mldq; in br_ip6_multicast_alloc_query()
1194 csum_start = (void *)mld2q; in br_ip6_multicast_alloc_query()
1216 if (WARN_ON(!csum || !csum_start)) { in br_ip6_multicast_alloc_query()
1223 csum_partial(csum_start, mld_hdr_siz in br_ip6_multicast_alloc_query()
[all...]
/linux/net/core/
H A Dselftests.c131 skb->csum_start = skb_transport_header(skb) - skb->head; in net_test_get_skb()

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