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/linux/tools/testing/selftests/net/forwarding/
H A Dip6gre_hier.sh4 # Test IP-in-IP GRE tunnels without key.
39 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6"
40 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6"
45 test_mtu_change gre
52 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 (new remote)"
53 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 (new remote)"
57 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 (old remote)"
58 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 (old remote)"
H A Dip6gre_hier_key.sh4 # Test IP-in-IP GRE tunnels without key.
39 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with key"
40 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with key"
45 test_mtu_change gre
52 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with key (new remote)"
53 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with key (new remote)"
57 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with key (old remote)"
58 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with key (old remote)"
H A Dip6gre_flat_keys.sh4 # Test IP-in-IP GRE tunnel with keys.
39 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with ikey/okey"
40 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with ikey/okey"
45 test_mtu_change gre
52 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with ikey/okey (new remote)"
53 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with ikey/okey (new remote)"
57 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with ikey/okey (old remote)"
58 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with ikey/okey (old remote)"
H A Dip6gre_hier_keys.sh4 # Test IP-in-IP GRE tunnels without key.
39 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with ikey/okey"
40 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with ikey/okey"
45 test_mtu_change gre
52 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with ikey/okey (new remote)"
53 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with ikey/okey (new remote)"
57 test_traffic_ip4ip6 "GRE hierarchical IPv4-in-IPv6 with ikey/okey (old remote)"
58 test_traffic_ip6ip6 "GRE hierarchical IPv6-in-IPv6 with ikey/okey (old remote)"
H A Dip6gre_flat.sh4 # Test IP-in-IP GRE tunnel without key.
39 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6"
40 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6"
52 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 (new remote)"
53 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 (new remote)"
57 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 (old remote)"
58 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 (old remote)"
H A Dip6gre_flat_key.sh4 # Test IP-in-IP GRE tunnel with key.
39 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with key"
40 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with key"
52 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with key (new remote)"
53 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with key (new remote)"
57 test_traffic_ip4ip6 "GRE flat IPv4-in-IPv6 with key (old remote)"
58 test_traffic_ip6ip6 "GRE flat IPv6-in-IPv6 with key (old remote)"
H A Dipip_flat_gre_key.sh4 # Test IP-in-IP GRE tunnel with key.
29 sw1_flat_create gre $ol1 $ul1 key 233
30 sw2_flat_create gre $ol2 $ul2 key 233
37 ping_test $h1 192.0.2.18 " gre flat with key"
42 test_mtu_change gre
H A Dipip_flat_gre.sh4 # Test IP-in-IP GRE tunnel without key.
29 sw1_flat_create gre $ol1 $ul1
30 sw2_flat_create gre $ol2 $ul2
37 ping_test $h1 192.0.2.18 " gre flat"
42 test_mtu_change gre
H A Dipip_hier_gre.sh4 # Test IP-in-IP GRE tunnels without key.
29 sw1_hierarchical_create gre $ol1 $ul1
30 sw2_hierarchical_create gre $ol2 $ul2
37 ping_test $h1 192.0.2.18 " gre hierarchical"
42 test_mtu_change gre
H A Dipip_hier_gre_key.sh4 # Test IP-in-IP GRE tunnels without key.
29 sw1_hierarchical_create gre $ol1 $ul1 key 22
30 sw2_hierarchical_create gre $ol2 $ul2 key 22
37 ping_test $h1 192.0.2.18 " gre hierarchical with key"
42 test_mtu_change gre
H A Dipip_flat_gre_keys.sh4 # Test IP-in-IP GRE tunnel with key.
29 sw1_flat_create gre $ol1 $ul1 ikey 111 okey 222
30 sw2_flat_create gre $ol2 $ul2 ikey 222 okey 111
37 ping_test $h1 192.0.2.18 " gre flat with ikey/okey"
42 test_mtu_change gre
H A Dipip_hier_gre_keys.sh4 # Test IP-in-IP GRE tunnels without key.
29 sw1_hierarchical_create gre $ol1 $ul1 ikey 111 okey 222
30 sw2_hierarchical_create gre $ol2 $ul2 ikey 222 okey 111
37 ping_test $h1 192.0.2.18 " gre hierarchical with ikey/okey"
42 test_mtu_change gre
H A Dgre_multipath.sh4 # Test traffic distribution when a wECMP route forwards traffic to two GRE
18 # | + g1a (gre) + g1b (gre) |
43 # | + g2a (gre) | + g2b (gre) | |
85 tunnel_create g1a gre 192.0.2.65 192.0.2.66 tos inherit dev v$ol1
89 tunnel_create g1b gre 192.0.2.81 192.0.2.82 tos inherit dev v$ol1
123 tunnel_create g2a gre 192.0.2.66 192.0.2.65 tos inherit dev v$ol2
127 tunnel_create g2b gre 192.0.2.82 192.0.2.81 tos inherit dev v$ol2
H A Dgre_multipath_nh_res.sh4 # Test traffic distribution when a wECMP route forwards traffic to two GRE
20 # | + g1a (gre) + g1b (gre) |
45 # | + g2a (gre) | + g2b (gre) | |
93 tunnel_create g1a gre 192.0.2.65 192.0.2.66 tos inherit dev v$ol1
97 tunnel_create g1b gre 192.0.2.81 192.0.2.82 tos inherit dev v$ol1
140 tunnel_create g2a gre 192.0.2.66 192.0.2.65 tos inherit dev v$ol2
144 tunnel_create g2b gre 192.0.2.82 192.0.2.81 tos inherit dev v$ol2
H A Dgre_multipath_nh.sh4 # Test traffic distribution when a wECMP route forwards traffic to two GRE
20 # | + g1a (gre) + g1b (gre) |
45 # | + g2a (gre) | + g2b (gre) | |
93 tunnel_create g1a gre 192.0.2.65 192.0.2.66 tos inherit dev v$ol1
97 tunnel_create g1b gre 192.0.2.81 192.0.2.82 tos inherit dev v$ol1
139 tunnel_create g2a gre 192.0.2.66 192.0.2.65 tos inherit dev v$ol2
143 tunnel_create g2b gre 192.0.2.82 192.0.2.81 tos inherit dev v$ol2
H A Dgre_inner_v4_multipath.sh5 # GRE tunnel. The tunnel carries IPv4 traffic between multiple hosts.
21 # | + g1 (gre) |
59 # | + g2 (gre) | |
99 tunnel_create g1 gre 192.0.2.65 192.0.2.66 tos inherit dev v$ol1
179 tunnel_create g2 gre 192.0.2.66 192.0.2.65 tos inherit dev v$ol4
293 log_info "Running IPv4 over GRE over IPv4 multipath tests"
/linux/arch/x86/kernel/apic/
H A Dx2apic_uv_x.c577 struct uv_gam_range_entry *gre = uv_gre_table; in build_uv_gr_table() local
582 if (!gre) in build_uv_gr_table()
591 for (; gre->type != UV_GAM_RANGE_TYPE_UNUSED; gre++) { in build_uv_gr_table()
592 if (gre->type == UV_GAM_RANGE_TYPE_HOLE) { in build_uv_gr_table()
596 last_limit = gre->limit; in build_uv_gr_table()
600 last_limit = gre->limit; in build_uv_gr_table()
601 pr_info("UV: extra hole in GAM RE table @%d\n", (int)(gre - uv_gre_table)); in build_uv_gr_table()
604 if (_max_socket < gre->sockid) { in build_uv_gr_table()
605 …pr_err("UV: GAM table sockid(%d) too large(>%d) @%d\n", gre->sockid, _max_socket, (int)(gre - uv_g… in build_uv_gr_table()
608 sid = gre->sockid - _min_socket; in build_uv_gr_table()
[all …]
/linux/drivers/net/ethernet/mellanox/mlx5/core/en/tc/
H A Dct_fs_hmfs.c18 /* We need {ipv4, ipv6} x {tcp, udp, gre} matchers. */
40 static u32 get_matcher_idx(bool ipv4, bool tcp, bool gre) in get_matcher_idx() argument
42 return ipv4 * 3 + tcp * 2 + gre; in get_matcher_idx()
94 struct mlx5_flow_spec *spec, bool ipv4, bool tcp, bool gre) in mlx5_ct_fs_hmfs_matcher_create() argument
101 u32 priority = get_matcher_idx(ipv4, tcp, gre); /* Static priority based on params. */ in mlx5_ct_fs_hmfs_matcher_create()
113 bool nat, bool ipv4, bool tcp, bool gre) in mlx5_ct_fs_hmfs_matcher_get() argument
116 u32 matcher_idx = get_matcher_idx(ipv4, tcp, gre); in mlx5_ct_fs_hmfs_matcher_get()
136 hws_bwc_matcher = mlx5_ct_fs_hmfs_matcher_create(fs, tbl, spec, ipv4, tcp, gre); in mlx5_ct_fs_hmfs_matcher_get()
139 "ct_fs_hmfs: failed to create bwc matcher (nat %d, ipv4 %d, tcp %d, gre %d), err: %pe\n", in mlx5_ct_fs_hmfs_matcher_get()
140 nat, ipv4, tcp, gre, hws_bwc_matcher); in mlx5_ct_fs_hmfs_matcher_get()
[all …]
H A Dct_fs_smfs.c47 bool gre) in mlx5_ct_fs_smfs_fill_mask() argument
80 } else if (!gre) { in mlx5_ct_fs_smfs_fill_mask()
90 bool tcp, bool gre, u32 priority) in mlx5_ct_fs_smfs_matcher_create() argument
99 mlx5_ct_fs_smfs_fill_mask(fs, spec, ipv4, tcp, gre); in mlx5_ct_fs_smfs_matcher_create()
111 mlx5_ct_fs_smfs_matcher_get(struct mlx5_ct_fs *fs, bool nat, bool ipv4, bool tcp, bool gre) in mlx5_ct_fs_smfs_matcher_get() argument
122 smfs_matcher = &matchers->smfs_matchers[ipv4 * 3 + tcp * 2 + gre]; in mlx5_ct_fs_smfs_matcher_get()
148 dr_matcher = mlx5_ct_fs_smfs_matcher_create(fs, tbl, ipv4, tcp, gre, prio); in mlx5_ct_fs_smfs_matcher_get()
151 "ct_fs_smfs: failed to create matcher (nat %d, ipv4 %d, tcp %d, gre %d), err: %pe\n", in mlx5_ct_fs_smfs_matcher_get()
152 nat, ipv4, tcp, gre, dr_matcher); in mlx5_ct_fs_smfs_matcher_get()
232 bool nat, tcp, ipv4, gre; in mlx5_ct_fs_smfs_ct_rule_add() local
[all …]
/linux/tools/testing/selftests/bpf/progs/
H A Dbpf_flow.c170 struct gre_hdr *gre, _gre; in parse_ip_proto() local
194 gre = bpf_flow_dissect_get_header(skb, sizeof(*gre), &_gre); in parse_ip_proto()
195 if (!gre) in parse_ip_proto()
198 if (bpf_htons(gre->flags & GRE_VERSION)) in parse_ip_proto()
199 /* Only inspect standard GRE packets with version 0 */ in parse_ip_proto()
202 keys->thoff += sizeof(*gre); /* Step over GRE Flags and Proto */ in parse_ip_proto()
203 if (GRE_IS_CSUM(gre->flags)) in parse_ip_proto()
205 if (GRE_IS_KEY(gre->flags)) in parse_ip_proto()
207 if (GRE_IS_SEQ(gre->flags)) in parse_ip_proto()
214 if (gre->proto == bpf_htons(ETH_P_TEB)) { in parse_ip_proto()
[all …]
/linux/drivers/net/ethernet/mellanox/mlx5/core/en/
H A Dtc_tun_gre.c4 #include <net/gre.h>
39 /* the HW does not calculate GRE csum or sequences */ in mlx5e_gen_ip_tunnel_header_gretap()
48 /* GRE key */ in mlx5e_gen_ip_tunnel_header_gretap()
72 /* gre protocol */ in mlx5e_tc_tun_parse_gretap()
76 /* gre key */ in mlx5e_tc_tun_parse_gretap()
/linux/tools/testing/selftests/drivers/net/hw/
H A Dhw_stats_l3_gre.sh4 # Test L3 stats on IP-in-IP GRE tunnel without key.
37 sw1_flat_create gre $ol1 $ul1
38 sw2_flat_create gre $ol2 $ul2
63 ping_test $h1 192.0.2.18 " gre flat"
/linux/tools/testing/selftests/bpf/
H A Dtest_tc_tunnel.sh
/linux/tools/testing/selftests/net/
H A Dgre_ipv6_lladdr.sh18 # underlay by future GRE devices.
60 # Create a GRE device and verify that it gets an IPv6 link-local address as
65 # * $1: The device type (gre, ip6gre, gretap or ip6gretap)
68 # * $4: The IPv6 interface identifier generation mode to use for the GRE
135 for GRE_TYPE in "gre" "gretap"; do
/linux/drivers/net/ethernet/intel/libie/
H A Drx.c74 /* IPv oip --> GRE/NAT tun --> { x, IPv4, IPv6 } */
81 * IPv oip --> GRE/NAT --> { x, IPv4, IPv6 }
82 * IPv oip --> GRE/NAT --> MAC --> { x, IPv4, IPv6 }
83 * IPv oip --> GRE/NAT --> MAC/VLAN --> { x, IPv4, IPv6 }

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