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Searched refs:max_headroom (Results 1 – 10 of 10) sorted by relevance

/linux/net/netfilter/ipvs/
H A Dip_vs_xmit.c962 unsigned int max_headroom, __u8 *next_protocol, in ip_vs_prepare_tunneled_skb() argument
975 if (skb_headroom(skb) < max_headroom || skb_cloned(skb)) { in ip_vs_prepare_tunneled_skb()
976 new_skb = skb_realloc_headroom(skb, max_headroom); in ip_vs_prepare_tunneled_skb()
1161 unsigned int max_headroom; /* The extra header space needed */ in ip_vs_tunnel_xmit() local
1182 max_headroom = LL_RESERVED_SPACE(tdev) + sizeof(struct iphdr); in ip_vs_tunnel_xmit()
1196 max_headroom += sizeof(struct udphdr) + gue_hdrlen; in ip_vs_tunnel_xmit()
1205 max_headroom += gre_hdrlen; in ip_vs_tunnel_xmit()
1210 skb = ip_vs_prepare_tunneled_skb(skb, cp->af, max_headroom, in ip_vs_tunnel_xmit()
1305 unsigned int max_headroom; /* The extra header space needed */ in ip_vs_tunnel_xmit_v6() local
1327 max_headroom = LL_RESERVED_SPACE(tdev) + sizeof(struct ipv6hdr); in ip_vs_tunnel_xmit_v6()
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/linux/net/bridge/
H A Dbr_if.c302 unsigned max_headroom = 0; in get_max_headroom() local
308 if (dev_headroom > max_headroom) in get_max_headroom()
309 max_headroom = dev_headroom; in get_max_headroom()
312 return max_headroom; in get_max_headroom()
/linux/drivers/net/ppp/
H A Dpptp.c165 int max_headroom; in pptp_xmit() local
176 max_headroom = LL_RESERVED_SPACE(tdev) + sizeof(*iph) + sizeof(*hdr) + 2; in pptp_xmit()
178 if (skb_headroom(skb) < max_headroom || skb_cloned(skb) || skb_shared(skb)) { in pptp_xmit()
179 struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom); in pptp_xmit()
/linux/net/openvswitch/
H A Ddatapath.c2298 unsigned int dev_headroom, max_headroom = 0; in ovs_get_max_headroom()
2308 if (dev_headroom > max_headroom) in ovs_get_max_headroom()
2309 max_headroom = dev_headroom; in ovs_get_max_headroom()
2313 return max_headroom;
2322 dp->max_headroom = new_headroom; in ovs_update_headroom()
2400 if (new_headroom > dp->max_headroom) in ovs_vport_cmd_new()
2403 netdev_set_rx_headroom(vport->dev, dp->max_headroom); in ovs_vport_cmd_new()
2501 if (netdev_get_fwd_headroom(vport->dev) == dp->max_headroom) in ovs_vport_cmd_del()
2510 if (new_headroom < dp->max_headroom) in ovs_vport_cmd_del()
2296 unsigned int dev_headroom, max_headroom = 0; ovs_get_max_headroom() local
H A Ddatapath.h80 * @max_headroom: The maximum headroom of all vports in this datapath; it will
106 u32 max_headroom; member
/linux/net/ipv4/
H A Dip_tunnel.c675 unsigned int max_headroom; /* The extra header space needed */ in ip_tunnel_xmit() local
836 max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr) in ip_tunnel_xmit()
839 if (skb_cow_head(skb, max_headroom)) { in ip_tunnel_xmit()
846 ip_tunnel_adj_headroom(dev, max_headroom); in ip_tunnel_xmit()
/linux/net/ipv6/
H A Dip6_tunnel.c1113 unsigned int max_headroom = psh_hlen; in ip6_tnl_xmit() local
1207 max_headroom += 8; in ip6_tnl_xmit()
1237 max_headroom += LL_RESERVED_SPACE(tdev); in ip6_tnl_xmit()
1239 if (skb_cow_head(skb, max_headroom)) in ip6_tnl_xmit()
1263 max_headroom = LL_RESERVED_SPACE(tdev) + sizeof(struct ipv6hdr) in ip6_tnl_xmit()
1265 ip_tunnel_adj_headroom(dev, max_headroom); in ip6_tnl_xmit()
H A Dsit.c910 unsigned int max_headroom; /* The extra header space needed */ in ipip6_tunnel_xmit() local
1004 max_headroom = LL_RESERVED_SPACE(tdev) + t_hlen; in ipip6_tunnel_xmit()
1006 if (skb_headroom(skb) < max_headroom || skb_shared(skb) || in ipip6_tunnel_xmit()
1008 struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom); in ipip6_tunnel_xmit()
/linux/drivers/net/
H A Dtun.c1189 size_t max_headroom; in tun_set_headroom() local
1191 max_headroom = min_t(size_t, SKB_MAX_HEAD(0), U16_MAX - 1); in tun_set_headroom()
1194 max_headroom -= ETH_HLEN + NET_IP_ALIGN; in tun_set_headroom()
1196 max_headroom -= 1; in tun_set_headroom()
1198 tun->align = clamp_t(int, new_hr, NET_SKB_PAD, max_headroom); in tun_set_headroom()
/linux/net/core/
H A Ddev.c13002 unsigned short max_headroom = 0; in netdev_compute_master_upper_features() local
13038 max_headroom = max(max_headroom, lower_dev->needed_headroom); in netdev_compute_master_upper_features()
13062 dev->needed_headroom = max_headroom; in netdev_compute_master_upper_features()