1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 2
3 /* 3 /*
4 * Copyright (c) 2007-2017 Nicira, Inc. 4 * Copyright (c) 2007-2017 Nicira, Inc.
5 * 5 *
6 * This program is free software; you can redi 6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of version 2 of t 7 * modify it under the terms of version 2 of the GNU General Public
8 * License as published by the Free Software F 8 * License as published by the Free Software Foundation.
9 * 9 *
10 * This program is distributed in the hope tha 10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the impl 11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details. 13 * General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to t 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18 * 02110-1301, USA 18 * 02110-1301, USA
19 */ 19 */
20 20
21 #ifndef _UAPI__LINUX_OPENVSWITCH_H 21 #ifndef _UAPI__LINUX_OPENVSWITCH_H
22 #define _UAPI__LINUX_OPENVSWITCH_H 1 22 #define _UAPI__LINUX_OPENVSWITCH_H 1
23 23
24 #include <linux/types.h> 24 #include <linux/types.h>
25 #include <linux/if_ether.h> 25 #include <linux/if_ether.h>
26 26
27 /** 27 /**
28 * struct ovs_header - header for OVS Generic 28 * struct ovs_header - header for OVS Generic Netlink messages.
29 * @dp_ifindex: ifindex of local port for data 29 * @dp_ifindex: ifindex of local port for datapath (0 to make a request not
30 * specific to a datapath). 30 * specific to a datapath).
31 * 31 *
32 * Attributes following the header are specifi 32 * Attributes following the header are specific to a particular OVS Generic
33 * Netlink family, but all of the OVS families 33 * Netlink family, but all of the OVS families use this header.
34 */ 34 */
35 35
36 struct ovs_header { 36 struct ovs_header {
37 int dp_ifindex; 37 int dp_ifindex;
38 }; 38 };
39 39
40 /* Datapaths. */ 40 /* Datapaths. */
41 41
42 #define OVS_DATAPATH_FAMILY "ovs_datapath" 42 #define OVS_DATAPATH_FAMILY "ovs_datapath"
43 #define OVS_DATAPATH_MCGROUP "ovs_datapath" 43 #define OVS_DATAPATH_MCGROUP "ovs_datapath"
44 44
45 /* V2: 45 /* V2:
46 * - API users are expected to provide OVS_D 46 * - API users are expected to provide OVS_DP_ATTR_USER_FEATURES
47 * when creating the datapath. 47 * when creating the datapath.
48 */ 48 */
49 #define OVS_DATAPATH_VERSION 2 49 #define OVS_DATAPATH_VERSION 2
50 50
51 /* First OVS datapath version to support featu 51 /* First OVS datapath version to support features */
52 #define OVS_DP_VER_FEATURES 2 52 #define OVS_DP_VER_FEATURES 2
53 53
54 enum ovs_datapath_cmd { 54 enum ovs_datapath_cmd {
55 OVS_DP_CMD_UNSPEC, 55 OVS_DP_CMD_UNSPEC,
56 OVS_DP_CMD_NEW, 56 OVS_DP_CMD_NEW,
57 OVS_DP_CMD_DEL, 57 OVS_DP_CMD_DEL,
58 OVS_DP_CMD_GET, 58 OVS_DP_CMD_GET,
59 OVS_DP_CMD_SET 59 OVS_DP_CMD_SET
60 }; 60 };
61 61
62 /** 62 /**
63 * enum ovs_datapath_attr - attributes for %OV 63 * enum ovs_datapath_attr - attributes for %OVS_DP_* commands.
64 * @OVS_DP_ATTR_NAME: Name of the network devi 64 * @OVS_DP_ATTR_NAME: Name of the network device that serves as the "local
65 * port". This is the name of the network dev 65 * port". This is the name of the network device whose dp_ifindex is given in
66 * the &struct ovs_header. Always present in 66 * the &struct ovs_header. Always present in notifications. Required in
67 * %OVS_DP_NEW requests. May be used as an al 67 * %OVS_DP_NEW requests. May be used as an alternative to specifying
68 * dp_ifindex in other requests (with a dp_ifi 68 * dp_ifindex in other requests (with a dp_ifindex of 0).
69 * @OVS_DP_ATTR_UPCALL_PID: The Netlink socket 69 * @OVS_DP_ATTR_UPCALL_PID: The Netlink socket in userspace that is initially
70 * set on the datapath port (for OVS_ACTION_AT 70 * set on the datapath port (for OVS_ACTION_ATTR_MISS). Only valid on
71 * %OVS_DP_CMD_NEW requests. A value of zero i 71 * %OVS_DP_CMD_NEW requests. A value of zero indicates that upcalls should
72 * not be sent. 72 * not be sent.
73 * @OVS_DP_ATTR_PER_CPU_PIDS: Per-cpu array of <<
74 * OVS_DP_F_DISPATCH_UPCALL_PER_CPU feature is <<
75 * @OVS_DP_ATTR_STATS: Statistics about packet 73 * @OVS_DP_ATTR_STATS: Statistics about packets that have passed through the
76 * datapath. Always present in notifications. 74 * datapath. Always present in notifications.
77 * @OVS_DP_ATTR_MEGAFLOW_STATS: Statistics abo 75 * @OVS_DP_ATTR_MEGAFLOW_STATS: Statistics about mega flow masks usage for the
78 * datapath. Always present in notifications. 76 * datapath. Always present in notifications.
79 * @OVS_DP_ATTR_IFINDEX: Interface index for a <<
80 * valid for %OVS_DP_CMD_NEW requests. <<
81 * 77 *
82 * These attributes follow the &struct ovs_hea 78 * These attributes follow the &struct ovs_header within the Generic Netlink
83 * payload for %OVS_DP_* commands. 79 * payload for %OVS_DP_* commands.
84 */ 80 */
85 enum ovs_datapath_attr { 81 enum ovs_datapath_attr {
86 OVS_DP_ATTR_UNSPEC, 82 OVS_DP_ATTR_UNSPEC,
87 OVS_DP_ATTR_NAME, /* nam 83 OVS_DP_ATTR_NAME, /* name of dp_ifindex netdev */
88 OVS_DP_ATTR_UPCALL_PID, /* Net 84 OVS_DP_ATTR_UPCALL_PID, /* Netlink PID to receive upcalls */
89 OVS_DP_ATTR_STATS, /* str 85 OVS_DP_ATTR_STATS, /* struct ovs_dp_stats */
90 OVS_DP_ATTR_MEGAFLOW_STATS, /* str 86 OVS_DP_ATTR_MEGAFLOW_STATS, /* struct ovs_dp_megaflow_stats */
91 OVS_DP_ATTR_USER_FEATURES, /* OVS 87 OVS_DP_ATTR_USER_FEATURES, /* OVS_DP_F_* */
92 OVS_DP_ATTR_PAD, 88 OVS_DP_ATTR_PAD,
93 OVS_DP_ATTR_MASKS_CACHE_SIZE, <<
94 OVS_DP_ATTR_PER_CPU_PIDS, /* Netlink <<
95 * per-cpu <<
96 */ <<
97 OVS_DP_ATTR_IFINDEX, <<
98 __OVS_DP_ATTR_MAX 89 __OVS_DP_ATTR_MAX
99 }; 90 };
100 91
101 #define OVS_DP_ATTR_MAX (__OVS_DP_ATTR_MAX - 1 92 #define OVS_DP_ATTR_MAX (__OVS_DP_ATTR_MAX - 1)
102 93
103 struct ovs_dp_stats { 94 struct ovs_dp_stats {
104 __u64 n_hit; /* Number of 95 __u64 n_hit; /* Number of flow table matches. */
105 __u64 n_missed; /* Number of 96 __u64 n_missed; /* Number of flow table misses. */
106 __u64 n_lost; /* Number of 97 __u64 n_lost; /* Number of misses not sent to userspace. */
107 __u64 n_flows; /* Number of 98 __u64 n_flows; /* Number of flows present */
108 }; 99 };
109 100
110 struct ovs_dp_megaflow_stats { 101 struct ovs_dp_megaflow_stats {
111 __u64 n_mask_hit; /* Number of 102 __u64 n_mask_hit; /* Number of masks used for flow lookups. */
112 __u32 n_masks; /* Number of 103 __u32 n_masks; /* Number of masks for the datapath. */
113 __u32 pad0; /* Pad for fu 104 __u32 pad0; /* Pad for future expension. */
114 __u64 n_cache_hit; /* Number of <<
115 __u64 pad1; /* Pad for fu 105 __u64 pad1; /* Pad for future expension. */
>> 106 __u64 pad2; /* Pad for future expension. */
116 }; 107 };
117 108
118 struct ovs_vport_stats { 109 struct ovs_vport_stats {
119 __u64 rx_packets; /* tot 110 __u64 rx_packets; /* total packets received */
120 __u64 tx_packets; /* tot 111 __u64 tx_packets; /* total packets transmitted */
121 __u64 rx_bytes; /* tot 112 __u64 rx_bytes; /* total bytes received */
122 __u64 tx_bytes; /* tot 113 __u64 tx_bytes; /* total bytes transmitted */
123 __u64 rx_errors; /* bad 114 __u64 rx_errors; /* bad packets received */
124 __u64 tx_errors; /* pac 115 __u64 tx_errors; /* packet transmit problems */
125 __u64 rx_dropped; /* no 116 __u64 rx_dropped; /* no space in linux buffers */
126 __u64 tx_dropped; /* no 117 __u64 tx_dropped; /* no space available in linux */
127 }; 118 };
128 119
129 /* Allow last Netlink attribute to be unaligne 120 /* Allow last Netlink attribute to be unaligned */
130 #define OVS_DP_F_UNALIGNED (1 << 0) 121 #define OVS_DP_F_UNALIGNED (1 << 0)
131 122
132 /* Allow datapath to associate multiple Netlin 123 /* Allow datapath to associate multiple Netlink PIDs to each vport */
133 #define OVS_DP_F_VPORT_PIDS (1 << 1) 124 #define OVS_DP_F_VPORT_PIDS (1 << 1)
134 125
135 /* Allow tc offload recirc sharing */ <<
136 #define OVS_DP_F_TC_RECIRC_SHARING (1 << <<
137 <<
138 /* Allow per-cpu dispatch of upcalls */ <<
139 #define OVS_DP_F_DISPATCH_UPCALL_PER_CPU <<
140 <<
141 /* Fixed logical ports. */ 126 /* Fixed logical ports. */
142 #define OVSP_LOCAL ((__u32)0) 127 #define OVSP_LOCAL ((__u32)0)
143 128
144 /* Packet transfer. */ 129 /* Packet transfer. */
145 130
146 #define OVS_PACKET_FAMILY "ovs_packet" 131 #define OVS_PACKET_FAMILY "ovs_packet"
147 #define OVS_PACKET_VERSION 0x1 132 #define OVS_PACKET_VERSION 0x1
148 133
149 enum ovs_packet_cmd { 134 enum ovs_packet_cmd {
150 OVS_PACKET_CMD_UNSPEC, 135 OVS_PACKET_CMD_UNSPEC,
151 136
152 /* Kernel-to-user notifications. */ 137 /* Kernel-to-user notifications. */
153 OVS_PACKET_CMD_MISS, /* Flow table 138 OVS_PACKET_CMD_MISS, /* Flow table miss. */
154 OVS_PACKET_CMD_ACTION, /* OVS_ACTION_ 139 OVS_PACKET_CMD_ACTION, /* OVS_ACTION_ATTR_USERSPACE action. */
155 140
156 /* Userspace commands. */ 141 /* Userspace commands. */
157 OVS_PACKET_CMD_EXECUTE /* Apply actio 142 OVS_PACKET_CMD_EXECUTE /* Apply actions to a packet. */
158 }; 143 };
159 144
160 /** 145 /**
161 * enum ovs_packet_attr - attributes for %OVS_ 146 * enum ovs_packet_attr - attributes for %OVS_PACKET_* commands.
162 * @OVS_PACKET_ATTR_PACKET: Present for all no 147 * @OVS_PACKET_ATTR_PACKET: Present for all notifications. Contains the entire
163 * packet as received, from the start of the E 148 * packet as received, from the start of the Ethernet header onward. For
164 * %OVS_PACKET_CMD_ACTION, %OVS_PACKET_ATTR_PA 149 * %OVS_PACKET_CMD_ACTION, %OVS_PACKET_ATTR_PACKET reflects changes made by
165 * actions preceding %OVS_ACTION_ATTR_USERSPAC 150 * actions preceding %OVS_ACTION_ATTR_USERSPACE, but %OVS_PACKET_ATTR_KEY is
166 * the flow key extracted from the packet as o 151 * the flow key extracted from the packet as originally received.
167 * @OVS_PACKET_ATTR_KEY: Present for all notif 152 * @OVS_PACKET_ATTR_KEY: Present for all notifications. Contains the flow key
168 * extracted from the packet as nested %OVS_KE 153 * extracted from the packet as nested %OVS_KEY_ATTR_* attributes. This allows
169 * userspace to adapt its flow setup strategy 154 * userspace to adapt its flow setup strategy by comparing its notion of the
170 * flow key against the kernel's. 155 * flow key against the kernel's.
171 * @OVS_PACKET_ATTR_ACTIONS: Contains actions 156 * @OVS_PACKET_ATTR_ACTIONS: Contains actions for the packet. Used
172 * for %OVS_PACKET_CMD_EXECUTE. It has nested 157 * for %OVS_PACKET_CMD_EXECUTE. It has nested %OVS_ACTION_ATTR_* attributes.
173 * Also used in upcall when %OVS_ACTION_ATTR_U 158 * Also used in upcall when %OVS_ACTION_ATTR_USERSPACE has optional
174 * %OVS_USERSPACE_ATTR_ACTIONS attribute. 159 * %OVS_USERSPACE_ATTR_ACTIONS attribute.
175 * @OVS_PACKET_ATTR_USERDATA: Present for an % 160 * @OVS_PACKET_ATTR_USERDATA: Present for an %OVS_PACKET_CMD_ACTION
176 * notification if the %OVS_ACTION_ATTR_USERSP 161 * notification if the %OVS_ACTION_ATTR_USERSPACE action specified an
177 * %OVS_USERSPACE_ATTR_USERDATA attribute, wit 162 * %OVS_USERSPACE_ATTR_USERDATA attribute, with the same length and content
178 * specified there. 163 * specified there.
179 * @OVS_PACKET_ATTR_EGRESS_TUN_KEY: Present fo 164 * @OVS_PACKET_ATTR_EGRESS_TUN_KEY: Present for an %OVS_PACKET_CMD_ACTION
180 * notification if the %OVS_ACTION_ATTR_USERSP 165 * notification if the %OVS_ACTION_ATTR_USERSPACE action specified an
181 * %OVS_USERSPACE_ATTR_EGRESS_TUN_PORT attribu 166 * %OVS_USERSPACE_ATTR_EGRESS_TUN_PORT attribute, which is sent only if the
182 * output port is actually a tunnel port. Cont 167 * output port is actually a tunnel port. Contains the output tunnel key
183 * extracted from the packet as nested %OVS_TU 168 * extracted from the packet as nested %OVS_TUNNEL_KEY_ATTR_* attributes.
184 * @OVS_PACKET_ATTR_MRU: Present for an %OVS_P 169 * @OVS_PACKET_ATTR_MRU: Present for an %OVS_PACKET_CMD_ACTION and
185 * @OVS_PACKET_ATTR_LEN: Packet size before tr 170 * @OVS_PACKET_ATTR_LEN: Packet size before truncation.
186 * %OVS_PACKET_ATTR_USERSPACE action specify t 171 * %OVS_PACKET_ATTR_USERSPACE action specify the Maximum received fragment
187 * size. 172 * size.
188 * @OVS_PACKET_ATTR_HASH: Packet hash info (e. <<
189 * 173 *
190 * These attributes follow the &struct ovs_hea 174 * These attributes follow the &struct ovs_header within the Generic Netlink
191 * payload for %OVS_PACKET_* commands. 175 * payload for %OVS_PACKET_* commands.
192 */ 176 */
193 enum ovs_packet_attr { 177 enum ovs_packet_attr {
194 OVS_PACKET_ATTR_UNSPEC, 178 OVS_PACKET_ATTR_UNSPEC,
195 OVS_PACKET_ATTR_PACKET, /* Packet 179 OVS_PACKET_ATTR_PACKET, /* Packet data. */
196 OVS_PACKET_ATTR_KEY, /* Nested 180 OVS_PACKET_ATTR_KEY, /* Nested OVS_KEY_ATTR_* attributes. */
197 OVS_PACKET_ATTR_ACTIONS, /* Nested 181 OVS_PACKET_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
198 OVS_PACKET_ATTR_USERDATA, /* OVS_AC 182 OVS_PACKET_ATTR_USERDATA, /* OVS_ACTION_ATTR_USERSPACE arg. */
199 OVS_PACKET_ATTR_EGRESS_TUN_KEY, /* Ne 183 OVS_PACKET_ATTR_EGRESS_TUN_KEY, /* Nested OVS_TUNNEL_KEY_ATTR_*
200 at 184 attributes. */
201 OVS_PACKET_ATTR_UNUSED1, 185 OVS_PACKET_ATTR_UNUSED1,
202 OVS_PACKET_ATTR_UNUSED2, 186 OVS_PACKET_ATTR_UNUSED2,
203 OVS_PACKET_ATTR_PROBE, /* Packet 187 OVS_PACKET_ATTR_PROBE, /* Packet operation is a feature probe,
204 error l 188 error logging should be suppressed. */
205 OVS_PACKET_ATTR_MRU, /* Maximum 189 OVS_PACKET_ATTR_MRU, /* Maximum received IP fragment size. */
206 OVS_PACKET_ATTR_LEN, /* Packet !! 190 OVS_PACKET_ATTR_LEN, /* Packet size before truncation. */
207 OVS_PACKET_ATTR_HASH, /* Packet <<
208 __OVS_PACKET_ATTR_MAX 191 __OVS_PACKET_ATTR_MAX
209 }; 192 };
210 193
211 #define OVS_PACKET_ATTR_MAX (__OVS_PACKET_ATTR 194 #define OVS_PACKET_ATTR_MAX (__OVS_PACKET_ATTR_MAX - 1)
212 195
213 /* Virtual ports. */ 196 /* Virtual ports. */
214 197
215 #define OVS_VPORT_FAMILY "ovs_vport" 198 #define OVS_VPORT_FAMILY "ovs_vport"
216 #define OVS_VPORT_MCGROUP "ovs_vport" 199 #define OVS_VPORT_MCGROUP "ovs_vport"
217 #define OVS_VPORT_VERSION 0x1 200 #define OVS_VPORT_VERSION 0x1
218 201
219 enum ovs_vport_cmd { 202 enum ovs_vport_cmd {
220 OVS_VPORT_CMD_UNSPEC, 203 OVS_VPORT_CMD_UNSPEC,
221 OVS_VPORT_CMD_NEW, 204 OVS_VPORT_CMD_NEW,
222 OVS_VPORT_CMD_DEL, 205 OVS_VPORT_CMD_DEL,
223 OVS_VPORT_CMD_GET, 206 OVS_VPORT_CMD_GET,
224 OVS_VPORT_CMD_SET 207 OVS_VPORT_CMD_SET
225 }; 208 };
226 209
227 enum ovs_vport_type { 210 enum ovs_vport_type {
228 OVS_VPORT_TYPE_UNSPEC, 211 OVS_VPORT_TYPE_UNSPEC,
229 OVS_VPORT_TYPE_NETDEV, /* network de 212 OVS_VPORT_TYPE_NETDEV, /* network device */
230 OVS_VPORT_TYPE_INTERNAL, /* network de 213 OVS_VPORT_TYPE_INTERNAL, /* network device implemented by datapath */
231 OVS_VPORT_TYPE_GRE, /* GRE tunnel 214 OVS_VPORT_TYPE_GRE, /* GRE tunnel. */
232 OVS_VPORT_TYPE_VXLAN, /* VXLAN tunn 215 OVS_VPORT_TYPE_VXLAN, /* VXLAN tunnel. */
233 OVS_VPORT_TYPE_GENEVE, /* Geneve tun 216 OVS_VPORT_TYPE_GENEVE, /* Geneve tunnel. */
234 __OVS_VPORT_TYPE_MAX 217 __OVS_VPORT_TYPE_MAX
235 }; 218 };
236 219
237 #define OVS_VPORT_TYPE_MAX (__OVS_VPORT_TYPE_M 220 #define OVS_VPORT_TYPE_MAX (__OVS_VPORT_TYPE_MAX - 1)
238 221
239 /** 222 /**
240 * enum ovs_vport_attr - attributes for %OVS_V 223 * enum ovs_vport_attr - attributes for %OVS_VPORT_* commands.
241 * @OVS_VPORT_ATTR_PORT_NO: 32-bit port number 224 * @OVS_VPORT_ATTR_PORT_NO: 32-bit port number within datapath.
242 * @OVS_VPORT_ATTR_TYPE: 32-bit %OVS_VPORT_TYP 225 * @OVS_VPORT_ATTR_TYPE: 32-bit %OVS_VPORT_TYPE_* constant describing the type
243 * of vport. 226 * of vport.
244 * @OVS_VPORT_ATTR_NAME: Name of vport. For a 227 * @OVS_VPORT_ATTR_NAME: Name of vport. For a vport based on a network device
245 * this is the name of the network device. Ma 228 * this is the name of the network device. Maximum length %IFNAMSIZ-1 bytes
246 * plus a null terminator. 229 * plus a null terminator.
247 * @OVS_VPORT_ATTR_OPTIONS: Vport-specific con 230 * @OVS_VPORT_ATTR_OPTIONS: Vport-specific configuration information.
248 * @OVS_VPORT_ATTR_UPCALL_PID: The array of Ne 231 * @OVS_VPORT_ATTR_UPCALL_PID: The array of Netlink socket pids in userspace
249 * among which OVS_PACKET_CMD_MISS upcalls wil 232 * among which OVS_PACKET_CMD_MISS upcalls will be distributed for packets
250 * received on this port. If this is a single 233 * received on this port. If this is a single-element array of value 0,
251 * upcalls should not be sent. 234 * upcalls should not be sent.
252 * @OVS_VPORT_ATTR_STATS: A &struct ovs_vport_ 235 * @OVS_VPORT_ATTR_STATS: A &struct ovs_vport_stats giving statistics for
253 * packets sent or received through the vport. 236 * packets sent or received through the vport.
254 * 237 *
255 * These attributes follow the &struct ovs_hea 238 * These attributes follow the &struct ovs_header within the Generic Netlink
256 * payload for %OVS_VPORT_* commands. 239 * payload for %OVS_VPORT_* commands.
257 * 240 *
258 * For %OVS_VPORT_CMD_NEW requests, the %OVS_V 241 * For %OVS_VPORT_CMD_NEW requests, the %OVS_VPORT_ATTR_TYPE and
259 * %OVS_VPORT_ATTR_NAME attributes are require 242 * %OVS_VPORT_ATTR_NAME attributes are required. %OVS_VPORT_ATTR_PORT_NO is
260 * optional; if not specified a free port numb 243 * optional; if not specified a free port number is automatically selected.
261 * Whether %OVS_VPORT_ATTR_OPTIONS is required 244 * Whether %OVS_VPORT_ATTR_OPTIONS is required or optional depends on the type
262 * of vport. 245 * of vport.
263 * 246 *
264 * For other requests, if %OVS_VPORT_ATTR_NAME 247 * For other requests, if %OVS_VPORT_ATTR_NAME is specified then it is used to
265 * look up the vport to operate on; otherwise 248 * look up the vport to operate on; otherwise dp_idx from the &struct
266 * ovs_header plus %OVS_VPORT_ATTR_PORT_NO det 249 * ovs_header plus %OVS_VPORT_ATTR_PORT_NO determine the vport.
267 */ 250 */
268 enum ovs_vport_attr { 251 enum ovs_vport_attr {
269 OVS_VPORT_ATTR_UNSPEC, 252 OVS_VPORT_ATTR_UNSPEC,
270 OVS_VPORT_ATTR_PORT_NO, /* u32 port nu 253 OVS_VPORT_ATTR_PORT_NO, /* u32 port number within datapath */
271 OVS_VPORT_ATTR_TYPE, /* u32 OVS_VPO 254 OVS_VPORT_ATTR_TYPE, /* u32 OVS_VPORT_TYPE_* constant. */
272 OVS_VPORT_ATTR_NAME, /* string name 255 OVS_VPORT_ATTR_NAME, /* string name, up to IFNAMSIZ bytes long */
273 OVS_VPORT_ATTR_OPTIONS, /* nested attr 256 OVS_VPORT_ATTR_OPTIONS, /* nested attributes, varies by vport type */
274 OVS_VPORT_ATTR_UPCALL_PID, /* array of 257 OVS_VPORT_ATTR_UPCALL_PID, /* array of u32 Netlink socket PIDs for */
275 /* receiving u 258 /* receiving upcalls */
276 OVS_VPORT_ATTR_STATS, /* struct ovs_ 259 OVS_VPORT_ATTR_STATS, /* struct ovs_vport_stats */
277 OVS_VPORT_ATTR_PAD, 260 OVS_VPORT_ATTR_PAD,
278 OVS_VPORT_ATTR_IFINDEX, <<
279 OVS_VPORT_ATTR_NETNSID, <<
280 OVS_VPORT_ATTR_UPCALL_STATS, <<
281 __OVS_VPORT_ATTR_MAX 261 __OVS_VPORT_ATTR_MAX
282 }; 262 };
283 263
284 #define OVS_VPORT_ATTR_MAX (__OVS_VPORT_ATTR_M 264 #define OVS_VPORT_ATTR_MAX (__OVS_VPORT_ATTR_MAX - 1)
285 265
286 /** <<
287 * enum ovs_vport_upcall_attr - attributes for <<
288 * @OVS_VPORT_UPCALL_SUCCESS: 64-bit upcall su <<
289 * @OVS_VPORT_UPCALL_FAIL: 64-bit upcall fail <<
290 */ <<
291 enum ovs_vport_upcall_attr { <<
292 OVS_VPORT_UPCALL_ATTR_SUCCESS, <<
293 OVS_VPORT_UPCALL_ATTR_FAIL, <<
294 __OVS_VPORT_UPCALL_ATTR_MAX <<
295 }; <<
296 <<
297 #define OVS_VPORT_UPCALL_ATTR_MAX (__OVS_VPORT <<
298 <<
299 enum { 266 enum {
300 OVS_VXLAN_EXT_UNSPEC, 267 OVS_VXLAN_EXT_UNSPEC,
301 OVS_VXLAN_EXT_GBP, /* Flag or __u 268 OVS_VXLAN_EXT_GBP, /* Flag or __u32 */
302 __OVS_VXLAN_EXT_MAX, 269 __OVS_VXLAN_EXT_MAX,
303 }; 270 };
304 271
305 #define OVS_VXLAN_EXT_MAX (__OVS_VXLAN_EXT_MAX 272 #define OVS_VXLAN_EXT_MAX (__OVS_VXLAN_EXT_MAX - 1)
306 273
307 274
308 /* OVS_VPORT_ATTR_OPTIONS attributes for tunne 275 /* OVS_VPORT_ATTR_OPTIONS attributes for tunnels.
309 */ 276 */
310 enum { 277 enum {
311 OVS_TUNNEL_ATTR_UNSPEC, 278 OVS_TUNNEL_ATTR_UNSPEC,
312 OVS_TUNNEL_ATTR_DST_PORT, /* 16-bit UD 279 OVS_TUNNEL_ATTR_DST_PORT, /* 16-bit UDP port, used by L4 tunnels. */
313 OVS_TUNNEL_ATTR_EXTENSION, 280 OVS_TUNNEL_ATTR_EXTENSION,
314 __OVS_TUNNEL_ATTR_MAX 281 __OVS_TUNNEL_ATTR_MAX
315 }; 282 };
316 283
317 #define OVS_TUNNEL_ATTR_MAX (__OVS_TUNNEL_ATTR 284 #define OVS_TUNNEL_ATTR_MAX (__OVS_TUNNEL_ATTR_MAX - 1)
318 285
319 /* Flows. */ 286 /* Flows. */
320 287
321 #define OVS_FLOW_FAMILY "ovs_flow" 288 #define OVS_FLOW_FAMILY "ovs_flow"
322 #define OVS_FLOW_MCGROUP "ovs_flow" 289 #define OVS_FLOW_MCGROUP "ovs_flow"
323 #define OVS_FLOW_VERSION 0x1 290 #define OVS_FLOW_VERSION 0x1
324 291
325 enum ovs_flow_cmd { 292 enum ovs_flow_cmd {
326 OVS_FLOW_CMD_UNSPEC, 293 OVS_FLOW_CMD_UNSPEC,
327 OVS_FLOW_CMD_NEW, 294 OVS_FLOW_CMD_NEW,
328 OVS_FLOW_CMD_DEL, 295 OVS_FLOW_CMD_DEL,
329 OVS_FLOW_CMD_GET, 296 OVS_FLOW_CMD_GET,
330 OVS_FLOW_CMD_SET 297 OVS_FLOW_CMD_SET
331 }; 298 };
332 299
333 struct ovs_flow_stats { 300 struct ovs_flow_stats {
334 __u64 n_packets; /* Number of 301 __u64 n_packets; /* Number of matched packets. */
335 __u64 n_bytes; /* Number of 302 __u64 n_bytes; /* Number of matched bytes. */
336 }; 303 };
337 304
338 enum ovs_key_attr { 305 enum ovs_key_attr {
339 OVS_KEY_ATTR_UNSPEC, 306 OVS_KEY_ATTR_UNSPEC,
340 OVS_KEY_ATTR_ENCAP, /* Nested set 307 OVS_KEY_ATTR_ENCAP, /* Nested set of encapsulated attributes. */
341 OVS_KEY_ATTR_PRIORITY, /* u32 skb->pr 308 OVS_KEY_ATTR_PRIORITY, /* u32 skb->priority */
342 OVS_KEY_ATTR_IN_PORT, /* u32 OVS dp 309 OVS_KEY_ATTR_IN_PORT, /* u32 OVS dp port number */
343 OVS_KEY_ATTR_ETHERNET, /* struct ovs_ 310 OVS_KEY_ATTR_ETHERNET, /* struct ovs_key_ethernet */
344 OVS_KEY_ATTR_VLAN, /* be16 VLAN T 311 OVS_KEY_ATTR_VLAN, /* be16 VLAN TCI */
345 OVS_KEY_ATTR_ETHERTYPE, /* be16 Ethern 312 OVS_KEY_ATTR_ETHERTYPE, /* be16 Ethernet type */
346 OVS_KEY_ATTR_IPV4, /* struct ovs_ 313 OVS_KEY_ATTR_IPV4, /* struct ovs_key_ipv4 */
347 OVS_KEY_ATTR_IPV6, /* struct ovs_ 314 OVS_KEY_ATTR_IPV6, /* struct ovs_key_ipv6 */
348 OVS_KEY_ATTR_TCP, /* struct ovs_ 315 OVS_KEY_ATTR_TCP, /* struct ovs_key_tcp */
349 OVS_KEY_ATTR_UDP, /* struct ovs_ 316 OVS_KEY_ATTR_UDP, /* struct ovs_key_udp */
350 OVS_KEY_ATTR_ICMP, /* struct ovs_ 317 OVS_KEY_ATTR_ICMP, /* struct ovs_key_icmp */
351 OVS_KEY_ATTR_ICMPV6, /* struct ovs_ 318 OVS_KEY_ATTR_ICMPV6, /* struct ovs_key_icmpv6 */
352 OVS_KEY_ATTR_ARP, /* struct ovs_ 319 OVS_KEY_ATTR_ARP, /* struct ovs_key_arp */
353 OVS_KEY_ATTR_ND, /* struct ovs_ 320 OVS_KEY_ATTR_ND, /* struct ovs_key_nd */
354 OVS_KEY_ATTR_SKB_MARK, /* u32 skb mar 321 OVS_KEY_ATTR_SKB_MARK, /* u32 skb mark */
355 OVS_KEY_ATTR_TUNNEL, /* Nested set 322 OVS_KEY_ATTR_TUNNEL, /* Nested set of ovs_tunnel attributes */
356 OVS_KEY_ATTR_SCTP, /* struct ovs_ 323 OVS_KEY_ATTR_SCTP, /* struct ovs_key_sctp */
357 OVS_KEY_ATTR_TCP_FLAGS, /* be16 TCP fl 324 OVS_KEY_ATTR_TCP_FLAGS, /* be16 TCP flags. */
358 OVS_KEY_ATTR_DP_HASH, /* u32 hash 325 OVS_KEY_ATTR_DP_HASH, /* u32 hash value. Value 0 indicates the hash
359 is not comp 326 is not computed by the datapath. */
360 OVS_KEY_ATTR_RECIRC_ID, /* u32 recirc 327 OVS_KEY_ATTR_RECIRC_ID, /* u32 recirc id */
361 OVS_KEY_ATTR_MPLS, /* array of st 328 OVS_KEY_ATTR_MPLS, /* array of struct ovs_key_mpls.
362 * The impleme 329 * The implementation may restrict
363 * the accepte 330 * the accepted length of the array. */
364 OVS_KEY_ATTR_CT_STATE, /* u32 bitmask 331 OVS_KEY_ATTR_CT_STATE, /* u32 bitmask of OVS_CS_F_* */
365 OVS_KEY_ATTR_CT_ZONE, /* u16 connect 332 OVS_KEY_ATTR_CT_ZONE, /* u16 connection tracking zone. */
366 OVS_KEY_ATTR_CT_MARK, /* u32 connect 333 OVS_KEY_ATTR_CT_MARK, /* u32 connection tracking mark */
367 OVS_KEY_ATTR_CT_LABELS, /* 16-octet co 334 OVS_KEY_ATTR_CT_LABELS, /* 16-octet connection tracking label */
368 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4, /* 335 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4, /* struct ovs_key_ct_tuple_ipv4 */
369 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6, /* 336 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6, /* struct ovs_key_ct_tuple_ipv6 */
370 OVS_KEY_ATTR_NSH, /* Nested set <<
371 337
372 /* User space decided to squat on type !! 338 #ifdef __KERNEL__
373 * below, but should not be sent to th !! 339 OVS_KEY_ATTR_TUNNEL_INFO, /* struct ip_tunnel_info */
374 * !! 340 #endif
375 * WARNING: No new types should be add <<
376 * for both kernel and user s <<
377 * to keep compatibility othe <<
378 */ <<
379 OVS_KEY_ATTR_PACKET_TYPE, /* be32 pa <<
380 OVS_KEY_ATTR_ND_EXTENSIONS, /* IPv6 Ne <<
381 <<
382 OVS_KEY_ATTR_TUNNEL_INFO, /* struct <<
383 * For in- <<
384 */ <<
385 OVS_KEY_ATTR_IPV6_EXTHDRS, /* struct <<
386 __OVS_KEY_ATTR_MAX 341 __OVS_KEY_ATTR_MAX
387 }; 342 };
388 343
389 #define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX - 344 #define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX - 1)
390 345
391 enum ovs_tunnel_key_attr { 346 enum ovs_tunnel_key_attr {
392 /* OVS_TUNNEL_KEY_ATTR_NONE, standard 347 /* OVS_TUNNEL_KEY_ATTR_NONE, standard nl API requires this attribute! */
393 OVS_TUNNEL_KEY_ATTR_ID, 348 OVS_TUNNEL_KEY_ATTR_ID, /* be64 Tunnel ID */
394 OVS_TUNNEL_KEY_ATTR_IPV4_SRC, 349 OVS_TUNNEL_KEY_ATTR_IPV4_SRC, /* be32 src IP address. */
395 OVS_TUNNEL_KEY_ATTR_IPV4_DST, 350 OVS_TUNNEL_KEY_ATTR_IPV4_DST, /* be32 dst IP address. */
396 OVS_TUNNEL_KEY_ATTR_TOS, 351 OVS_TUNNEL_KEY_ATTR_TOS, /* u8 Tunnel IP ToS. */
397 OVS_TUNNEL_KEY_ATTR_TTL, 352 OVS_TUNNEL_KEY_ATTR_TTL, /* u8 Tunnel IP TTL. */
398 OVS_TUNNEL_KEY_ATTR_DONT_FRAGMENT, 353 OVS_TUNNEL_KEY_ATTR_DONT_FRAGMENT, /* No argument, set DF. */
399 OVS_TUNNEL_KEY_ATTR_CSUM, 354 OVS_TUNNEL_KEY_ATTR_CSUM, /* No argument. CSUM packet. */
400 OVS_TUNNEL_KEY_ATTR_OAM, 355 OVS_TUNNEL_KEY_ATTR_OAM, /* No argument. OAM frame. */
401 OVS_TUNNEL_KEY_ATTR_GENEVE_OPTS, 356 OVS_TUNNEL_KEY_ATTR_GENEVE_OPTS, /* Array of Geneve options. */
402 OVS_TUNNEL_KEY_ATTR_TP_SRC, 357 OVS_TUNNEL_KEY_ATTR_TP_SRC, /* be16 src Transport Port. */
403 OVS_TUNNEL_KEY_ATTR_TP_DST, 358 OVS_TUNNEL_KEY_ATTR_TP_DST, /* be16 dst Transport Port. */
404 OVS_TUNNEL_KEY_ATTR_VXLAN_OPTS, 359 OVS_TUNNEL_KEY_ATTR_VXLAN_OPTS, /* Nested OVS_VXLAN_EXT_* */
405 OVS_TUNNEL_KEY_ATTR_IPV6_SRC, 360 OVS_TUNNEL_KEY_ATTR_IPV6_SRC, /* struct in6_addr src IPv6 address. */
406 OVS_TUNNEL_KEY_ATTR_IPV6_DST, 361 OVS_TUNNEL_KEY_ATTR_IPV6_DST, /* struct in6_addr dst IPv6 address. */
407 OVS_TUNNEL_KEY_ATTR_PAD, 362 OVS_TUNNEL_KEY_ATTR_PAD,
408 OVS_TUNNEL_KEY_ATTR_ERSPAN_OPTS, <<
409 OVS_TUNNEL_KEY_ATTR_IPV4_INFO_BRIDGE, <<
410 __OVS_TUNNEL_KEY_ATTR_MAX 363 __OVS_TUNNEL_KEY_ATTR_MAX
411 }; 364 };
412 365
413 #define OVS_TUNNEL_KEY_ATTR_MAX (__OVS_TUNNEL_ 366 #define OVS_TUNNEL_KEY_ATTR_MAX (__OVS_TUNNEL_KEY_ATTR_MAX - 1)
414 367
415 /** 368 /**
416 * enum ovs_frag_type - IPv4 and IPv6 fragment 369 * enum ovs_frag_type - IPv4 and IPv6 fragment type
417 * @OVS_FRAG_TYPE_NONE: Packet is not a fragme 370 * @OVS_FRAG_TYPE_NONE: Packet is not a fragment.
418 * @OVS_FRAG_TYPE_FIRST: Packet is a fragment 371 * @OVS_FRAG_TYPE_FIRST: Packet is a fragment with offset 0.
419 * @OVS_FRAG_TYPE_LATER: Packet is a fragment 372 * @OVS_FRAG_TYPE_LATER: Packet is a fragment with nonzero offset.
420 * 373 *
421 * Used as the @ipv4_frag in &struct ovs_key_i 374 * Used as the @ipv4_frag in &struct ovs_key_ipv4 and as @ipv6_frag &struct
422 * ovs_key_ipv6. 375 * ovs_key_ipv6.
423 */ 376 */
424 enum ovs_frag_type { 377 enum ovs_frag_type {
425 OVS_FRAG_TYPE_NONE, 378 OVS_FRAG_TYPE_NONE,
426 OVS_FRAG_TYPE_FIRST, 379 OVS_FRAG_TYPE_FIRST,
427 OVS_FRAG_TYPE_LATER, 380 OVS_FRAG_TYPE_LATER,
428 __OVS_FRAG_TYPE_MAX 381 __OVS_FRAG_TYPE_MAX
429 }; 382 };
430 383
431 #define OVS_FRAG_TYPE_MAX (__OVS_FRAG_TYPE_MAX 384 #define OVS_FRAG_TYPE_MAX (__OVS_FRAG_TYPE_MAX - 1)
432 385
433 struct ovs_key_ethernet { 386 struct ovs_key_ethernet {
434 __u8 eth_src[ETH_ALEN]; 387 __u8 eth_src[ETH_ALEN];
435 __u8 eth_dst[ETH_ALEN]; 388 __u8 eth_dst[ETH_ALEN];
436 }; 389 };
437 390
438 struct ovs_key_mpls { 391 struct ovs_key_mpls {
439 __be32 mpls_lse; 392 __be32 mpls_lse;
440 }; 393 };
441 394
442 struct ovs_key_ipv4 { 395 struct ovs_key_ipv4 {
443 __be32 ipv4_src; 396 __be32 ipv4_src;
444 __be32 ipv4_dst; 397 __be32 ipv4_dst;
445 __u8 ipv4_proto; 398 __u8 ipv4_proto;
446 __u8 ipv4_tos; 399 __u8 ipv4_tos;
447 __u8 ipv4_ttl; 400 __u8 ipv4_ttl;
448 __u8 ipv4_frag; /* One of OVS_ 401 __u8 ipv4_frag; /* One of OVS_FRAG_TYPE_*. */
449 }; 402 };
450 403
451 struct ovs_key_ipv6 { 404 struct ovs_key_ipv6 {
452 __be32 ipv6_src[4]; 405 __be32 ipv6_src[4];
453 __be32 ipv6_dst[4]; 406 __be32 ipv6_dst[4];
454 __be32 ipv6_label; /* 20-bits in 407 __be32 ipv6_label; /* 20-bits in least-significant bits. */
455 __u8 ipv6_proto; 408 __u8 ipv6_proto;
456 __u8 ipv6_tclass; 409 __u8 ipv6_tclass;
457 __u8 ipv6_hlimit; 410 __u8 ipv6_hlimit;
458 __u8 ipv6_frag; /* One of OVS_ 411 __u8 ipv6_frag; /* One of OVS_FRAG_TYPE_*. */
459 }; 412 };
460 413
461 /* separate structure to support backward comp <<
462 struct ovs_key_ipv6_exthdrs { <<
463 __u16 hdrs; <<
464 }; <<
465 <<
466 struct ovs_key_tcp { 414 struct ovs_key_tcp {
467 __be16 tcp_src; 415 __be16 tcp_src;
468 __be16 tcp_dst; 416 __be16 tcp_dst;
469 }; 417 };
470 418
471 struct ovs_key_udp { 419 struct ovs_key_udp {
472 __be16 udp_src; 420 __be16 udp_src;
473 __be16 udp_dst; 421 __be16 udp_dst;
474 }; 422 };
475 423
476 struct ovs_key_sctp { 424 struct ovs_key_sctp {
477 __be16 sctp_src; 425 __be16 sctp_src;
478 __be16 sctp_dst; 426 __be16 sctp_dst;
479 }; 427 };
480 428
481 struct ovs_key_icmp { 429 struct ovs_key_icmp {
482 __u8 icmp_type; 430 __u8 icmp_type;
483 __u8 icmp_code; 431 __u8 icmp_code;
484 }; 432 };
485 433
486 struct ovs_key_icmpv6 { 434 struct ovs_key_icmpv6 {
487 __u8 icmpv6_type; 435 __u8 icmpv6_type;
488 __u8 icmpv6_code; 436 __u8 icmpv6_code;
489 }; 437 };
490 438
491 struct ovs_key_arp { 439 struct ovs_key_arp {
492 __be32 arp_sip; 440 __be32 arp_sip;
493 __be32 arp_tip; 441 __be32 arp_tip;
494 __be16 arp_op; 442 __be16 arp_op;
495 __u8 arp_sha[ETH_ALEN]; 443 __u8 arp_sha[ETH_ALEN];
496 __u8 arp_tha[ETH_ALEN]; 444 __u8 arp_tha[ETH_ALEN];
497 }; 445 };
498 446
499 struct ovs_key_nd { 447 struct ovs_key_nd {
500 __be32 nd_target[4]; 448 __be32 nd_target[4];
501 __u8 nd_sll[ETH_ALEN]; 449 __u8 nd_sll[ETH_ALEN];
502 __u8 nd_tll[ETH_ALEN]; 450 __u8 nd_tll[ETH_ALEN];
503 }; 451 };
504 452
505 #define OVS_CT_LABELS_LEN_32 4 453 #define OVS_CT_LABELS_LEN_32 4
506 #define OVS_CT_LABELS_LEN (OVS_CT_LABELS 454 #define OVS_CT_LABELS_LEN (OVS_CT_LABELS_LEN_32 * sizeof(__u32))
507 struct ovs_key_ct_labels { 455 struct ovs_key_ct_labels {
508 union { 456 union {
509 __u8 ct_labels[OVS_CT_LABEL 457 __u8 ct_labels[OVS_CT_LABELS_LEN];
510 __u32 ct_labels_32[OVS_CT_LA 458 __u32 ct_labels_32[OVS_CT_LABELS_LEN_32];
511 }; 459 };
512 }; 460 };
513 461
514 /* OVS_KEY_ATTR_CT_STATE flags */ 462 /* OVS_KEY_ATTR_CT_STATE flags */
515 #define OVS_CS_F_NEW 0x01 /* Beg 463 #define OVS_CS_F_NEW 0x01 /* Beginning of a new connection. */
516 #define OVS_CS_F_ESTABLISHED 0x02 /* Par 464 #define OVS_CS_F_ESTABLISHED 0x02 /* Part of an existing connection. */
517 #define OVS_CS_F_RELATED 0x04 /* Rel 465 #define OVS_CS_F_RELATED 0x04 /* Related to an established
518 * con 466 * connection. */
519 #define OVS_CS_F_REPLY_DIR 0x08 /* Flo 467 #define OVS_CS_F_REPLY_DIR 0x08 /* Flow is in the reply direction. */
520 #define OVS_CS_F_INVALID 0x10 /* Cou 468 #define OVS_CS_F_INVALID 0x10 /* Could not track connection. */
521 #define OVS_CS_F_TRACKED 0x20 /* Con 469 #define OVS_CS_F_TRACKED 0x20 /* Conntrack has occurred. */
522 #define OVS_CS_F_SRC_NAT 0x40 /* Pac 470 #define OVS_CS_F_SRC_NAT 0x40 /* Packet's source address/port was
523 * man 471 * mangled by NAT.
524 */ 472 */
525 #define OVS_CS_F_DST_NAT 0x80 /* Pac 473 #define OVS_CS_F_DST_NAT 0x80 /* Packet's destination address/port
526 * was 474 * was mangled by NAT.
527 */ 475 */
528 476
529 #define OVS_CS_F_NAT_MASK (OVS_CS_F_SRC_NAT | 477 #define OVS_CS_F_NAT_MASK (OVS_CS_F_SRC_NAT | OVS_CS_F_DST_NAT)
530 478
531 struct ovs_key_ct_tuple_ipv4 { 479 struct ovs_key_ct_tuple_ipv4 {
532 __be32 ipv4_src; 480 __be32 ipv4_src;
533 __be32 ipv4_dst; 481 __be32 ipv4_dst;
534 __be16 src_port; 482 __be16 src_port;
535 __be16 dst_port; 483 __be16 dst_port;
536 __u8 ipv4_proto; 484 __u8 ipv4_proto;
537 }; 485 };
538 486
539 struct ovs_key_ct_tuple_ipv6 { 487 struct ovs_key_ct_tuple_ipv6 {
540 __be32 ipv6_src[4]; 488 __be32 ipv6_src[4];
541 __be32 ipv6_dst[4]; 489 __be32 ipv6_dst[4];
542 __be16 src_port; 490 __be16 src_port;
543 __be16 dst_port; 491 __be16 dst_port;
544 __u8 ipv6_proto; 492 __u8 ipv6_proto;
545 }; 493 };
546 494
547 enum ovs_nsh_key_attr { <<
548 OVS_NSH_KEY_ATTR_UNSPEC, <<
549 OVS_NSH_KEY_ATTR_BASE, /* struct ovs_ <<
550 OVS_NSH_KEY_ATTR_MD1, /* struct ovs_ <<
551 OVS_NSH_KEY_ATTR_MD2, /* variable-le <<
552 __OVS_NSH_KEY_ATTR_MAX <<
553 }; <<
554 <<
555 #define OVS_NSH_KEY_ATTR_MAX (__OVS_NSH_KEY_AT <<
556 <<
557 struct ovs_nsh_key_base { <<
558 __u8 flags; <<
559 __u8 ttl; <<
560 __u8 mdtype; <<
561 __u8 np; <<
562 __be32 path_hdr; <<
563 }; <<
564 <<
565 #define NSH_MD1_CONTEXT_SIZE 4 <<
566 <<
567 struct ovs_nsh_key_md1 { <<
568 __be32 context[NSH_MD1_CONTEXT_SIZE]; <<
569 }; <<
570 <<
571 /** 495 /**
572 * enum ovs_flow_attr - attributes for %OVS_FL 496 * enum ovs_flow_attr - attributes for %OVS_FLOW_* commands.
573 * @OVS_FLOW_ATTR_KEY: Nested %OVS_KEY_ATTR_* 497 * @OVS_FLOW_ATTR_KEY: Nested %OVS_KEY_ATTR_* attributes specifying the flow
574 * key. Always present in notifications. Req 498 * key. Always present in notifications. Required for all requests (except
575 * dumps). 499 * dumps).
576 * @OVS_FLOW_ATTR_ACTIONS: Nested %OVS_ACTION_ 500 * @OVS_FLOW_ATTR_ACTIONS: Nested %OVS_ACTION_ATTR_* attributes specifying
577 * the actions to take for packets that match 501 * the actions to take for packets that match the key. Always present in
578 * notifications. Required for %OVS_FLOW_CMD_ 502 * notifications. Required for %OVS_FLOW_CMD_NEW requests, optional for
579 * %OVS_FLOW_CMD_SET requests. An %OVS_FLOW_C 503 * %OVS_FLOW_CMD_SET requests. An %OVS_FLOW_CMD_SET without
580 * %OVS_FLOW_ATTR_ACTIONS will not modify the 504 * %OVS_FLOW_ATTR_ACTIONS will not modify the actions. To clear the actions,
581 * an %OVS_FLOW_ATTR_ACTIONS without any neste 505 * an %OVS_FLOW_ATTR_ACTIONS without any nested attributes must be given.
582 * @OVS_FLOW_ATTR_STATS: &struct ovs_flow_stat 506 * @OVS_FLOW_ATTR_STATS: &struct ovs_flow_stats giving statistics for this
583 * flow. Present in notifications if the stat 507 * flow. Present in notifications if the stats would be nonzero. Ignored in
584 * requests. 508 * requests.
585 * @OVS_FLOW_ATTR_TCP_FLAGS: An 8-bit value gi 509 * @OVS_FLOW_ATTR_TCP_FLAGS: An 8-bit value giving the OR'd value of all of the
586 * TCP flags seen on packets in this flow. On 510 * TCP flags seen on packets in this flow. Only present in notifications for
587 * TCP flows, and only if it would be nonzero. 511 * TCP flows, and only if it would be nonzero. Ignored in requests.
588 * @OVS_FLOW_ATTR_USED: A 64-bit integer givin 512 * @OVS_FLOW_ATTR_USED: A 64-bit integer giving the time, in milliseconds on
589 * the system monotonic clock, at which a pack 513 * the system monotonic clock, at which a packet was last processed for this
590 * flow. Only present in notifications if a p 514 * flow. Only present in notifications if a packet has been processed for this
591 * flow. Ignored in requests. 515 * flow. Ignored in requests.
592 * @OVS_FLOW_ATTR_CLEAR: If present in a %OVS_ 516 * @OVS_FLOW_ATTR_CLEAR: If present in a %OVS_FLOW_CMD_SET request, clears the
593 * last-used time, accumulated TCP flags, and 517 * last-used time, accumulated TCP flags, and statistics for this flow.
594 * Otherwise ignored in requests. Never prese 518 * Otherwise ignored in requests. Never present in notifications.
595 * @OVS_FLOW_ATTR_MASK: Nested %OVS_KEY_ATTR_* 519 * @OVS_FLOW_ATTR_MASK: Nested %OVS_KEY_ATTR_* attributes specifying the
596 * mask bits for wildcarded flow match. Mask b 520 * mask bits for wildcarded flow match. Mask bit value '1' specifies exact
597 * match with corresponding flow key bit, whil 521 * match with corresponding flow key bit, while mask bit value '' specifies
598 * a wildcarded match. Omitting attribute is t 522 * a wildcarded match. Omitting attribute is treated as wildcarding all
599 * corresponding fields. Optional for all requ 523 * corresponding fields. Optional for all requests. If not present,
600 * all flow key bits are exact match bits. 524 * all flow key bits are exact match bits.
601 * @OVS_FLOW_ATTR_UFID: A value between 1-16 o 525 * @OVS_FLOW_ATTR_UFID: A value between 1-16 octets specifying a unique
602 * identifier for the flow. Causes the flow to 526 * identifier for the flow. Causes the flow to be indexed by this value rather
603 * than the value of the %OVS_FLOW_ATTR_KEY at 527 * than the value of the %OVS_FLOW_ATTR_KEY attribute. Optional for all
604 * requests. Present in notifications if the f 528 * requests. Present in notifications if the flow was created with this
605 * attribute. 529 * attribute.
606 * @OVS_FLOW_ATTR_UFID_FLAGS: A 32-bit value o 530 * @OVS_FLOW_ATTR_UFID_FLAGS: A 32-bit value of OR'd %OVS_UFID_F_*
607 * flags that provide alternative semantics fo 531 * flags that provide alternative semantics for flow installation and
608 * retrieval. Optional for all requests. 532 * retrieval. Optional for all requests.
609 * 533 *
610 * These attributes follow the &struct ovs_hea 534 * These attributes follow the &struct ovs_header within the Generic Netlink
611 * payload for %OVS_FLOW_* commands. 535 * payload for %OVS_FLOW_* commands.
612 */ 536 */
613 enum ovs_flow_attr { 537 enum ovs_flow_attr {
614 OVS_FLOW_ATTR_UNSPEC, 538 OVS_FLOW_ATTR_UNSPEC,
615 OVS_FLOW_ATTR_KEY, /* Sequence o 539 OVS_FLOW_ATTR_KEY, /* Sequence of OVS_KEY_ATTR_* attributes. */
616 OVS_FLOW_ATTR_ACTIONS, /* Nested OVS 540 OVS_FLOW_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
617 OVS_FLOW_ATTR_STATS, /* struct ovs 541 OVS_FLOW_ATTR_STATS, /* struct ovs_flow_stats. */
618 OVS_FLOW_ATTR_TCP_FLAGS, /* 8-bit OR'd 542 OVS_FLOW_ATTR_TCP_FLAGS, /* 8-bit OR'd TCP flags. */
619 OVS_FLOW_ATTR_USED, /* u64 msecs 543 OVS_FLOW_ATTR_USED, /* u64 msecs last used in monotonic time. */
620 OVS_FLOW_ATTR_CLEAR, /* Flag to cl 544 OVS_FLOW_ATTR_CLEAR, /* Flag to clear stats, tcp_flags, used. */
621 OVS_FLOW_ATTR_MASK, /* Sequence o 545 OVS_FLOW_ATTR_MASK, /* Sequence of OVS_KEY_ATTR_* attributes. */
622 OVS_FLOW_ATTR_PROBE, /* Flow opera 546 OVS_FLOW_ATTR_PROBE, /* Flow operation is a feature probe, error
623 * logging sh 547 * logging should be suppressed. */
624 OVS_FLOW_ATTR_UFID, /* Variable l 548 OVS_FLOW_ATTR_UFID, /* Variable length unique flow identifier. */
625 OVS_FLOW_ATTR_UFID_FLAGS,/* u32 of OVS 549 OVS_FLOW_ATTR_UFID_FLAGS,/* u32 of OVS_UFID_F_*. */
626 OVS_FLOW_ATTR_PAD, 550 OVS_FLOW_ATTR_PAD,
627 __OVS_FLOW_ATTR_MAX 551 __OVS_FLOW_ATTR_MAX
628 }; 552 };
629 553
630 #define OVS_FLOW_ATTR_MAX (__OVS_FLOW_ATTR_MAX 554 #define OVS_FLOW_ATTR_MAX (__OVS_FLOW_ATTR_MAX - 1)
631 555
632 /** 556 /**
633 * Omit attributes for notifications. 557 * Omit attributes for notifications.
634 * 558 *
635 * If a datapath request contains an %OVS_UFID 559 * If a datapath request contains an %OVS_UFID_F_OMIT_* flag, then the datapath
636 * may omit the corresponding %OVS_FLOW_ATTR_* 560 * may omit the corresponding %OVS_FLOW_ATTR_* from the response.
637 */ 561 */
638 #define OVS_UFID_F_OMIT_KEY (1 << 0) 562 #define OVS_UFID_F_OMIT_KEY (1 << 0)
639 #define OVS_UFID_F_OMIT_MASK (1 << 1) 563 #define OVS_UFID_F_OMIT_MASK (1 << 1)
640 #define OVS_UFID_F_OMIT_ACTIONS (1 << 2) 564 #define OVS_UFID_F_OMIT_ACTIONS (1 << 2)
641 565
642 /** 566 /**
643 * enum ovs_sample_attr - Attributes for %OVS_ 567 * enum ovs_sample_attr - Attributes for %OVS_ACTION_ATTR_SAMPLE action.
644 * @OVS_SAMPLE_ATTR_PROBABILITY: 32-bit fracti 568 * @OVS_SAMPLE_ATTR_PROBABILITY: 32-bit fraction of packets to sample with
645 * @OVS_ACTION_ATTR_SAMPLE. A value of 0 samp 569 * @OVS_ACTION_ATTR_SAMPLE. A value of 0 samples no packets, a value of
646 * %UINT32_MAX samples all packets and interme 570 * %UINT32_MAX samples all packets and intermediate values sample intermediate
647 * fractions of packets. 571 * fractions of packets.
648 * @OVS_SAMPLE_ATTR_ACTIONS: Set of actions to 572 * @OVS_SAMPLE_ATTR_ACTIONS: Set of actions to execute in sampling event.
649 * Actions are passed as nested attributes. 573 * Actions are passed as nested attributes.
650 * 574 *
651 * Executes the specified actions with the giv 575 * Executes the specified actions with the given probability on a per-packet
652 * basis. Nested actions will be able to acces !! 576 * basis.
653 * parent @OVS_ACTION_ATTR_SAMPLE. <<
654 */ 577 */
655 enum ovs_sample_attr { 578 enum ovs_sample_attr {
656 OVS_SAMPLE_ATTR_UNSPEC, 579 OVS_SAMPLE_ATTR_UNSPEC,
657 OVS_SAMPLE_ATTR_PROBABILITY, /* u32 nu 580 OVS_SAMPLE_ATTR_PROBABILITY, /* u32 number */
658 OVS_SAMPLE_ATTR_ACTIONS, /* Nested 581 OVS_SAMPLE_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
659 __OVS_SAMPLE_ATTR_MAX, 582 __OVS_SAMPLE_ATTR_MAX,
660 583
661 #ifdef __KERNEL__ 584 #ifdef __KERNEL__
662 OVS_SAMPLE_ATTR_ARG /* struct 585 OVS_SAMPLE_ATTR_ARG /* struct sample_arg */
663 #endif 586 #endif
664 }; 587 };
665 588
666 #define OVS_SAMPLE_ATTR_MAX (__OVS_SAMPLE_ATTR 589 #define OVS_SAMPLE_ATTR_MAX (__OVS_SAMPLE_ATTR_MAX - 1)
667 590
668 #ifdef __KERNEL__ 591 #ifdef __KERNEL__
669 struct sample_arg { 592 struct sample_arg {
670 bool exec; /* When t 593 bool exec; /* When true, actions in sample will not
671 * change 594 * change flow keys. False otherwise.
672 */ 595 */
673 u32 probability; /* Same v 596 u32 probability; /* Same value as
674 * 'OVS_S 597 * 'OVS_SAMPLE_ATTR_PROBABILITY'.
675 */ 598 */
676 }; 599 };
677 #endif 600 #endif
678 601
679 /** 602 /**
680 * enum ovs_userspace_attr - Attributes for %O 603 * enum ovs_userspace_attr - Attributes for %OVS_ACTION_ATTR_USERSPACE action.
681 * @OVS_USERSPACE_ATTR_PID: u32 Netlink PID to 604 * @OVS_USERSPACE_ATTR_PID: u32 Netlink PID to which the %OVS_PACKET_CMD_ACTION
682 * message should be sent. Required. 605 * message should be sent. Required.
683 * @OVS_USERSPACE_ATTR_USERDATA: If present, i 606 * @OVS_USERSPACE_ATTR_USERDATA: If present, its variable-length argument is
684 * copied to the %OVS_PACKET_CMD_ACTION messag 607 * copied to the %OVS_PACKET_CMD_ACTION message as %OVS_PACKET_ATTR_USERDATA.
685 * @OVS_USERSPACE_ATTR_EGRESS_TUN_PORT: If pre 608 * @OVS_USERSPACE_ATTR_EGRESS_TUN_PORT: If present, u32 output port to get
686 * tunnel info. 609 * tunnel info.
687 * @OVS_USERSPACE_ATTR_ACTIONS: If present, se 610 * @OVS_USERSPACE_ATTR_ACTIONS: If present, send actions with upcall.
688 */ 611 */
689 enum ovs_userspace_attr { 612 enum ovs_userspace_attr {
690 OVS_USERSPACE_ATTR_UNSPEC, 613 OVS_USERSPACE_ATTR_UNSPEC,
691 OVS_USERSPACE_ATTR_PID, /* u32 N 614 OVS_USERSPACE_ATTR_PID, /* u32 Netlink PID to receive upcalls. */
692 OVS_USERSPACE_ATTR_USERDATA, /* Optio 615 OVS_USERSPACE_ATTR_USERDATA, /* Optional user-specified cookie. */
693 OVS_USERSPACE_ATTR_EGRESS_TUN_PORT, / 616 OVS_USERSPACE_ATTR_EGRESS_TUN_PORT, /* Optional, u32 output port
694 617 * to get tunnel info. */
695 OVS_USERSPACE_ATTR_ACTIONS, /* Optio 618 OVS_USERSPACE_ATTR_ACTIONS, /* Optional flag to get actions. */
696 __OVS_USERSPACE_ATTR_MAX 619 __OVS_USERSPACE_ATTR_MAX
697 }; 620 };
698 621
699 #define OVS_USERSPACE_ATTR_MAX (__OVS_USERSPAC 622 #define OVS_USERSPACE_ATTR_MAX (__OVS_USERSPACE_ATTR_MAX - 1)
700 623
701 struct ovs_action_trunc { 624 struct ovs_action_trunc {
702 __u32 max_len; /* Max packet size in b 625 __u32 max_len; /* Max packet size in bytes. */
703 }; 626 };
704 627
705 /** 628 /**
706 * struct ovs_action_push_mpls - %OVS_ACTION_A 629 * struct ovs_action_push_mpls - %OVS_ACTION_ATTR_PUSH_MPLS action argument.
707 * @mpls_lse: MPLS label stack entry to push. 630 * @mpls_lse: MPLS label stack entry to push.
708 * @mpls_ethertype: Ethertype to set in the en 631 * @mpls_ethertype: Ethertype to set in the encapsulating ethernet frame.
709 * 632 *
710 * The only values @mpls_ethertype should ever 633 * The only values @mpls_ethertype should ever be given are %ETH_P_MPLS_UC and
711 * %ETH_P_MPLS_MC, indicating MPLS unicast or 634 * %ETH_P_MPLS_MC, indicating MPLS unicast or multicast. Other are rejected.
712 */ 635 */
713 struct ovs_action_push_mpls { 636 struct ovs_action_push_mpls {
714 __be32 mpls_lse; 637 __be32 mpls_lse;
715 __be16 mpls_ethertype; /* Either %ETH_ 638 __be16 mpls_ethertype; /* Either %ETH_P_MPLS_UC or %ETH_P_MPLS_MC */
716 }; 639 };
717 640
718 /** 641 /**
719 * struct ovs_action_add_mpls - %OVS_ACTION_AT <<
720 * argument. <<
721 * @mpls_lse: MPLS label stack entry to push. <<
722 * @mpls_ethertype: Ethertype to set in the en <<
723 * @tun_flags: MPLS tunnel attributes. <<
724 * <<
725 * The only values @mpls_ethertype should ever <<
726 * %ETH_P_MPLS_MC, indicating MPLS unicast or <<
727 */ <<
728 struct ovs_action_add_mpls { <<
729 __be32 mpls_lse; <<
730 __be16 mpls_ethertype; /* Either %ETH_ <<
731 __u16 tun_flags; <<
732 }; <<
733 <<
734 #define OVS_MPLS_L3_TUNNEL_FLAG_MASK (1 << 0) <<
735 <<
736 <<
737 <<
738 <<
739 <<
740 <<
741 <<
742 <<
743 <<
744 /** <<
745 * struct ovs_action_push_vlan - %OVS_ACTION_A 642 * struct ovs_action_push_vlan - %OVS_ACTION_ATTR_PUSH_VLAN action argument.
746 * @vlan_tpid: Tag protocol identifier (TPID) 643 * @vlan_tpid: Tag protocol identifier (TPID) to push.
747 * @vlan_tci: Tag control identifier (TCI) to 644 * @vlan_tci: Tag control identifier (TCI) to push. The CFI bit must be set
748 * (but it will not be set in the 802.1Q heade 645 * (but it will not be set in the 802.1Q header that is pushed).
749 * 646 *
750 * The @vlan_tpid value is typically %ETH_P_80 647 * The @vlan_tpid value is typically %ETH_P_8021Q or %ETH_P_8021AD.
751 * The only acceptable TPID values are those t 648 * The only acceptable TPID values are those that the kernel module also parses
752 * as 802.1Q or 802.1AD headers, to prevent %O 649 * as 802.1Q or 802.1AD headers, to prevent %OVS_ACTION_ATTR_PUSH_VLAN followed
753 * by %OVS_ACTION_ATTR_POP_VLAN from having su 650 * by %OVS_ACTION_ATTR_POP_VLAN from having surprising results.
754 */ 651 */
755 struct ovs_action_push_vlan { 652 struct ovs_action_push_vlan {
756 __be16 vlan_tpid; /* 802.1Q or 8 653 __be16 vlan_tpid; /* 802.1Q or 802.1ad TPID. */
757 __be16 vlan_tci; /* 802.1Q TCI 654 __be16 vlan_tci; /* 802.1Q TCI (VLAN ID and priority). */
758 }; 655 };
759 656
760 /* Data path hash algorithm for computing Data 657 /* Data path hash algorithm for computing Datapath hash.
761 * 658 *
762 * The algorithm type only specifies the field 659 * The algorithm type only specifies the fields in a flow
763 * will be used as part of the hash. Each data 660 * will be used as part of the hash. Each datapath is free
764 * to use its own hash algorithm. The hash val 661 * to use its own hash algorithm. The hash value will be
765 * opaque to the user space daemon. 662 * opaque to the user space daemon.
766 */ 663 */
767 enum ovs_hash_alg { 664 enum ovs_hash_alg {
768 OVS_HASH_ALG_L4, 665 OVS_HASH_ALG_L4,
769 OVS_HASH_ALG_SYM_L4, <<
770 }; 666 };
771 667
772 /* 668 /*
773 * struct ovs_action_hash - %OVS_ACTION_ATTR_H 669 * struct ovs_action_hash - %OVS_ACTION_ATTR_HASH action argument.
774 * @hash_alg: Algorithm used to compute hash p 670 * @hash_alg: Algorithm used to compute hash prior to recirculation.
775 * @hash_basis: basis used for computing hash. 671 * @hash_basis: basis used for computing hash.
776 */ 672 */
777 struct ovs_action_hash { 673 struct ovs_action_hash {
778 __u32 hash_alg; /* One of ovs_has 674 __u32 hash_alg; /* One of ovs_hash_alg. */
779 __u32 hash_basis; 675 __u32 hash_basis;
780 }; 676 };
781 677
782 /** 678 /**
783 * enum ovs_ct_attr - Attributes for %OVS_ACTI 679 * enum ovs_ct_attr - Attributes for %OVS_ACTION_ATTR_CT action.
784 * @OVS_CT_ATTR_COMMIT: If present, commits th 680 * @OVS_CT_ATTR_COMMIT: If present, commits the connection to the conntrack
785 * table. This allows future packets for the s 681 * table. This allows future packets for the same connection to be identified
786 * as 'established' or 'related'. The flow key 682 * as 'established' or 'related'. The flow key for the current packet will
787 * retain the pre-commit connection state. 683 * retain the pre-commit connection state.
788 * @OVS_CT_ATTR_ZONE: u16 connection tracking 684 * @OVS_CT_ATTR_ZONE: u16 connection tracking zone.
789 * @OVS_CT_ATTR_MARK: u32 value followed by u3 685 * @OVS_CT_ATTR_MARK: u32 value followed by u32 mask. For each bit set in the
790 * mask, the corresponding bit in the value is 686 * mask, the corresponding bit in the value is copied to the connection
791 * tracking mark field in the connection. 687 * tracking mark field in the connection.
792 * @OVS_CT_ATTR_LABELS: %OVS_CT_LABELS_LEN val 688 * @OVS_CT_ATTR_LABELS: %OVS_CT_LABELS_LEN value followed by %OVS_CT_LABELS_LEN
793 * mask. For each bit set in the mask, the cor 689 * mask. For each bit set in the mask, the corresponding bit in the value is
794 * copied to the connection tracking label fie 690 * copied to the connection tracking label field in the connection.
795 * @OVS_CT_ATTR_HELPER: variable length string 691 * @OVS_CT_ATTR_HELPER: variable length string defining conntrack ALG.
796 * @OVS_CT_ATTR_NAT: Nested OVS_NAT_ATTR_* for 692 * @OVS_CT_ATTR_NAT: Nested OVS_NAT_ATTR_* for performing L3 network address
797 * translation (NAT) on the packet. 693 * translation (NAT) on the packet.
798 * @OVS_CT_ATTR_FORCE_COMMIT: Like %OVS_CT_ATT 694 * @OVS_CT_ATTR_FORCE_COMMIT: Like %OVS_CT_ATTR_COMMIT, but instead of doing
799 * nothing if the connection is already commit 695 * nothing if the connection is already committed will check that the current
800 * packet is in conntrack entry's original dir 696 * packet is in conntrack entry's original direction. If directionality does
801 * not match, will delete the existing conntra 697 * not match, will delete the existing conntrack entry and commit a new one.
802 * @OVS_CT_ATTR_EVENTMASK: Mask of bits indica 698 * @OVS_CT_ATTR_EVENTMASK: Mask of bits indicating which conntrack event types
803 * (enum ip_conntrack_events IPCT_*) should be 699 * (enum ip_conntrack_events IPCT_*) should be reported. For any bit set to
804 * zero, the corresponding event type is not g 700 * zero, the corresponding event type is not generated. Default behavior
805 * depends on system configuration, but typica 701 * depends on system configuration, but typically all event types are
806 * generated, hence listening on NFNLGRP_CONNT 702 * generated, hence listening on NFNLGRP_CONNTRACK_UPDATE events may get a lot
807 * of events. Explicitly passing this attribu 703 * of events. Explicitly passing this attribute allows limiting the updates
808 * received to the events of interest. The bi 704 * received to the events of interest. The bit 1 << IPCT_NEW, 1 <<
809 * IPCT_RELATED, and 1 << IPCT_DESTROY must be 705 * IPCT_RELATED, and 1 << IPCT_DESTROY must be set to ones for those events to
810 * be received on NFNLGRP_CONNTRACK_NEW and NF 706 * be received on NFNLGRP_CONNTRACK_NEW and NFNLGRP_CONNTRACK_DESTROY groups,
811 * respectively. Remaining bits control the c 707 * respectively. Remaining bits control the changes for which an event is
812 * delivered on the NFNLGRP_CONNTRACK_UPDATE g 708 * delivered on the NFNLGRP_CONNTRACK_UPDATE group.
813 * @OVS_CT_ATTR_TIMEOUT: Variable length strin <<
814 */ 709 */
815 enum ovs_ct_attr { 710 enum ovs_ct_attr {
816 OVS_CT_ATTR_UNSPEC, 711 OVS_CT_ATTR_UNSPEC,
817 OVS_CT_ATTR_COMMIT, /* No argument 712 OVS_CT_ATTR_COMMIT, /* No argument, commits connection. */
818 OVS_CT_ATTR_ZONE, /* u16 zone id 713 OVS_CT_ATTR_ZONE, /* u16 zone id. */
819 OVS_CT_ATTR_MARK, /* mark to ass 714 OVS_CT_ATTR_MARK, /* mark to associate with this connection. */
820 OVS_CT_ATTR_LABELS, /* labels to a 715 OVS_CT_ATTR_LABELS, /* labels to associate with this connection. */
821 OVS_CT_ATTR_HELPER, /* netlink hel 716 OVS_CT_ATTR_HELPER, /* netlink helper to assist detection of
822 related con 717 related connections. */
823 OVS_CT_ATTR_NAT, /* Nested OVS_ 718 OVS_CT_ATTR_NAT, /* Nested OVS_NAT_ATTR_* */
824 OVS_CT_ATTR_FORCE_COMMIT, /* No argum 719 OVS_CT_ATTR_FORCE_COMMIT, /* No argument */
825 OVS_CT_ATTR_EVENTMASK, /* u32 mask of 720 OVS_CT_ATTR_EVENTMASK, /* u32 mask of IPCT_* events. */
826 OVS_CT_ATTR_TIMEOUT, /* Associate t <<
827 * fine-grain <<
828 __OVS_CT_ATTR_MAX 721 __OVS_CT_ATTR_MAX
829 }; 722 };
830 723
831 #define OVS_CT_ATTR_MAX (__OVS_CT_ATTR_MAX - 1 724 #define OVS_CT_ATTR_MAX (__OVS_CT_ATTR_MAX - 1)
832 725
833 /** 726 /**
834 * enum ovs_nat_attr - Attributes for %OVS_CT_ 727 * enum ovs_nat_attr - Attributes for %OVS_CT_ATTR_NAT.
835 * 728 *
836 * @OVS_NAT_ATTR_SRC: Flag for Source NAT (man 729 * @OVS_NAT_ATTR_SRC: Flag for Source NAT (mangle source address/port).
837 * @OVS_NAT_ATTR_DST: Flag for Destination NAT 730 * @OVS_NAT_ATTR_DST: Flag for Destination NAT (mangle destination
838 * address/port). Only one of (@OVS_NAT_ATTR_ 731 * address/port). Only one of (@OVS_NAT_ATTR_SRC, @OVS_NAT_ATTR_DST) may be
839 * specified. Effective only for packets for 732 * specified. Effective only for packets for ct_state NEW connections.
840 * Packets of committed connections are mangle 733 * Packets of committed connections are mangled by the NAT action according to
841 * the committed NAT type regardless of the fl 734 * the committed NAT type regardless of the flags specified. As a corollary, a
842 * NAT action without a NAT type flag will onl 735 * NAT action without a NAT type flag will only mangle packets of committed
843 * connections. The following NAT attributes 736 * connections. The following NAT attributes only apply for NEW
844 * (non-committed) connections, and they may b 737 * (non-committed) connections, and they may be included only when the CT
845 * action has the @OVS_CT_ATTR_COMMIT flag and 738 * action has the @OVS_CT_ATTR_COMMIT flag and either @OVS_NAT_ATTR_SRC or
846 * @OVS_NAT_ATTR_DST is also included. 739 * @OVS_NAT_ATTR_DST is also included.
847 * @OVS_NAT_ATTR_IP_MIN: struct in_addr or str 740 * @OVS_NAT_ATTR_IP_MIN: struct in_addr or struct in6_addr
848 * @OVS_NAT_ATTR_IP_MAX: struct in_addr or str 741 * @OVS_NAT_ATTR_IP_MAX: struct in_addr or struct in6_addr
849 * @OVS_NAT_ATTR_PROTO_MIN: u16 L4 protocol sp 742 * @OVS_NAT_ATTR_PROTO_MIN: u16 L4 protocol specific lower boundary (port)
850 * @OVS_NAT_ATTR_PROTO_MAX: u16 L4 protocol sp 743 * @OVS_NAT_ATTR_PROTO_MAX: u16 L4 protocol specific upper boundary (port)
851 * @OVS_NAT_ATTR_PERSISTENT: Flag for persiste 744 * @OVS_NAT_ATTR_PERSISTENT: Flag for persistent IP mapping across reboots
852 * @OVS_NAT_ATTR_PROTO_HASH: Flag for pseudo r 745 * @OVS_NAT_ATTR_PROTO_HASH: Flag for pseudo random L4 port mapping (MD5)
853 * @OVS_NAT_ATTR_PROTO_RANDOM: Flag for fully 746 * @OVS_NAT_ATTR_PROTO_RANDOM: Flag for fully randomized L4 port mapping
854 */ 747 */
855 enum ovs_nat_attr { 748 enum ovs_nat_attr {
856 OVS_NAT_ATTR_UNSPEC, 749 OVS_NAT_ATTR_UNSPEC,
857 OVS_NAT_ATTR_SRC, 750 OVS_NAT_ATTR_SRC,
858 OVS_NAT_ATTR_DST, 751 OVS_NAT_ATTR_DST,
859 OVS_NAT_ATTR_IP_MIN, 752 OVS_NAT_ATTR_IP_MIN,
860 OVS_NAT_ATTR_IP_MAX, 753 OVS_NAT_ATTR_IP_MAX,
861 OVS_NAT_ATTR_PROTO_MIN, 754 OVS_NAT_ATTR_PROTO_MIN,
862 OVS_NAT_ATTR_PROTO_MAX, 755 OVS_NAT_ATTR_PROTO_MAX,
863 OVS_NAT_ATTR_PERSISTENT, 756 OVS_NAT_ATTR_PERSISTENT,
864 OVS_NAT_ATTR_PROTO_HASH, 757 OVS_NAT_ATTR_PROTO_HASH,
865 OVS_NAT_ATTR_PROTO_RANDOM, 758 OVS_NAT_ATTR_PROTO_RANDOM,
866 __OVS_NAT_ATTR_MAX, 759 __OVS_NAT_ATTR_MAX,
867 }; 760 };
868 761
869 #define OVS_NAT_ATTR_MAX (__OVS_NAT_ATTR_MAX - 762 #define OVS_NAT_ATTR_MAX (__OVS_NAT_ATTR_MAX - 1)
870 763
871 /* 764 /*
872 * struct ovs_action_push_eth - %OVS_ACTION_AT 765 * struct ovs_action_push_eth - %OVS_ACTION_ATTR_PUSH_ETH action argument.
873 * @addresses: Source and destination MAC addr 766 * @addresses: Source and destination MAC addresses.
874 * @eth_type: Ethernet type 767 * @eth_type: Ethernet type
875 */ 768 */
876 struct ovs_action_push_eth { 769 struct ovs_action_push_eth {
877 struct ovs_key_ethernet addresses; 770 struct ovs_key_ethernet addresses;
878 }; 771 };
879 772
880 /* <<
881 * enum ovs_check_pkt_len_attr - Attributes fo <<
882 * <<
883 * @OVS_CHECK_PKT_LEN_ATTR_PKT_LEN: u16 Packet <<
884 * @OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREATER: <<
885 * actions to apply if the packer length is gr <<
886 * length in the attr - OVS_CHECK_PKT_LEN_ATTR <<
887 * @OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS_EQU <<
888 * actions to apply if the packer length is le <<
889 * length in the attr - OVS_CHECK_PKT_LEN_ATTR <<
890 */ <<
891 enum ovs_check_pkt_len_attr { <<
892 OVS_CHECK_PKT_LEN_ATTR_UNSPEC, <<
893 OVS_CHECK_PKT_LEN_ATTR_PKT_LEN, <<
894 OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREA <<
895 OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS <<
896 __OVS_CHECK_PKT_LEN_ATTR_MAX, <<
897 <<
898 #ifdef __KERNEL__ <<
899 OVS_CHECK_PKT_LEN_ATTR_ARG /* <<
900 #endif <<
901 }; <<
902 <<
903 #define OVS_CHECK_PKT_LEN_ATTR_MAX (__OVS_CHEC <<
904 <<
905 #ifdef __KERNEL__ <<
906 struct check_pkt_len_arg { <<
907 u16 pkt_len; /* Same value as OVS_C <<
908 bool exec_for_greater; /* When true, <<
909 * not change <<
910 */ <<
911 bool exec_for_lesser_equal; /* When tr <<
912 * will no <<
913 * otherwi <<
914 */ <<
915 }; <<
916 #endif <<
917 <<
918 #define OVS_PSAMPLE_COOKIE_MAX_SIZE 16 <<
919 /** <<
920 * enum ovs_psample_attr - Attributes for %OVS <<
921 * action. <<
922 * <<
923 * @OVS_PSAMPLE_ATTR_GROUP: 32-bit number to i <<
924 * sample. <<
925 * @OVS_PSAMPLE_ATTR_COOKIE: An optional varia <<
926 * contains user-defined metadata. The maximum <<
927 * OVS_PSAMPLE_COOKIE_MAX_SIZE bytes. <<
928 * <<
929 * Sends the packet to the psample multicast g <<
930 * cookie. It is possible to combine this acti <<
931 * %OVS_ACTION_ATTR_TRUNC action to limit the <<
932 */ <<
933 enum ovs_psample_attr { <<
934 OVS_PSAMPLE_ATTR_GROUP = 1, /* u32 <<
935 OVS_PSAMPLE_ATTR_COOKIE, /* Opt <<
936 <<
937 /* private: */ <<
938 __OVS_PSAMPLE_ATTR_MAX <<
939 }; <<
940 <<
941 #define OVS_PSAMPLE_ATTR_MAX (__OVS_PSAMPLE_AT <<
942 <<
943 /** 773 /**
944 * enum ovs_action_attr - Action types. 774 * enum ovs_action_attr - Action types.
945 * 775 *
946 * @OVS_ACTION_ATTR_OUTPUT: Output packet to p 776 * @OVS_ACTION_ATTR_OUTPUT: Output packet to port.
947 * @OVS_ACTION_ATTR_TRUNC: Output packet to po 777 * @OVS_ACTION_ATTR_TRUNC: Output packet to port with truncated packet size.
948 * @OVS_ACTION_ATTR_USERSPACE: Send packet to 778 * @OVS_ACTION_ATTR_USERSPACE: Send packet to userspace according to nested
949 * %OVS_USERSPACE_ATTR_* attributes. 779 * %OVS_USERSPACE_ATTR_* attributes.
950 * @OVS_ACTION_ATTR_SET: Replaces the contents 780 * @OVS_ACTION_ATTR_SET: Replaces the contents of an existing header. The
951 * single nested %OVS_KEY_ATTR_* attribute spe 781 * single nested %OVS_KEY_ATTR_* attribute specifies a header to modify and its
952 * value. 782 * value.
953 * @OVS_ACTION_ATTR_SET_MASKED: Replaces the c 783 * @OVS_ACTION_ATTR_SET_MASKED: Replaces the contents of an existing header. A
954 * nested %OVS_KEY_ATTR_* attribute specifies 784 * nested %OVS_KEY_ATTR_* attribute specifies a header to modify, its value,
955 * and a mask. For every bit set in the mask, 785 * and a mask. For every bit set in the mask, the corresponding bit value
956 * is copied from the value to the packet head 786 * is copied from the value to the packet header field, rest of the bits are
957 * left unchanged. The non-masked value bits 787 * left unchanged. The non-masked value bits must be passed in as zeroes.
958 * Masking is not supported for the %OVS_KEY_A 788 * Masking is not supported for the %OVS_KEY_ATTR_TUNNEL attribute.
959 * @OVS_ACTION_ATTR_PUSH_VLAN: Push a new oute 789 * @OVS_ACTION_ATTR_PUSH_VLAN: Push a new outermost 802.1Q or 802.1ad header
960 * onto the packet. 790 * onto the packet.
961 * @OVS_ACTION_ATTR_POP_VLAN: Pop the outermos 791 * @OVS_ACTION_ATTR_POP_VLAN: Pop the outermost 802.1Q or 802.1ad header
962 * from the packet. 792 * from the packet.
963 * @OVS_ACTION_ATTR_SAMPLE: Probabilitically e 793 * @OVS_ACTION_ATTR_SAMPLE: Probabilitically executes actions, as specified in
964 * the nested %OVS_SAMPLE_ATTR_* attributes. 794 * the nested %OVS_SAMPLE_ATTR_* attributes.
965 * @OVS_ACTION_ATTR_PUSH_MPLS: Push a new MPLS 795 * @OVS_ACTION_ATTR_PUSH_MPLS: Push a new MPLS label stack entry onto the
966 * top of the packets MPLS label stack. Set t 796 * top of the packets MPLS label stack. Set the ethertype of the
967 * encapsulating frame to either %ETH_P_MPLS_U 797 * encapsulating frame to either %ETH_P_MPLS_UC or %ETH_P_MPLS_MC to
968 * indicate the new packet contents. 798 * indicate the new packet contents.
969 * @OVS_ACTION_ATTR_POP_MPLS: Pop an MPLS labe 799 * @OVS_ACTION_ATTR_POP_MPLS: Pop an MPLS label stack entry off of the
970 * packet's MPLS label stack. Set the encapsu 800 * packet's MPLS label stack. Set the encapsulating frame's ethertype to
971 * indicate the new packet contents. This coul 801 * indicate the new packet contents. This could potentially still be
972 * %ETH_P_MPLS if the resulting MPLS label sta 802 * %ETH_P_MPLS if the resulting MPLS label stack is not empty. If there
973 * is no MPLS label stack, as determined by et 803 * is no MPLS label stack, as determined by ethertype, no action is taken.
974 * @OVS_ACTION_ATTR_CT: Track the connection. 804 * @OVS_ACTION_ATTR_CT: Track the connection. Populate the conntrack-related
975 * entries in the flow key. 805 * entries in the flow key.
976 * @OVS_ACTION_ATTR_PUSH_ETH: Push a new outer 806 * @OVS_ACTION_ATTR_PUSH_ETH: Push a new outermost Ethernet header onto the
977 * packet. 807 * packet.
978 * @OVS_ACTION_ATTR_POP_ETH: Pop the outermost 808 * @OVS_ACTION_ATTR_POP_ETH: Pop the outermost Ethernet header off the
979 * packet. 809 * packet.
980 * @OVS_ACTION_ATTR_CT_CLEAR: Clear conntrack <<
981 * @OVS_ACTION_ATTR_PUSH_NSH: push NSH header <<
982 * @OVS_ACTION_ATTR_POP_NSH: pop the outermost <<
983 * @OVS_ACTION_ATTR_METER: Run packet through <<
984 * packet, or modify the packet (e.g., change <<
985 * @OVS_ACTION_ATTR_CLONE: make a copy of the <<
986 * actions without affecting the original pack <<
987 * @OVS_ACTION_ATTR_CHECK_PKT_LEN: Check the p <<
988 * of actions if greater than the specified pa <<
989 * another set of actions. <<
990 * @OVS_ACTION_ATTR_ADD_MPLS: Push a new MPLS <<
991 * start of the packet or at the start of the <<
992 * of l3 tunnel flag in the tun_flags field of <<
993 * argument. <<
994 * @OVS_ACTION_ATTR_DROP: Explicit drop action <<
995 * @OVS_ACTION_ATTR_PSAMPLE: Send a sample of <<
996 * via psample. <<
997 * 810 *
998 * Only a single header can be set with a sing 811 * Only a single header can be set with a single %OVS_ACTION_ATTR_SET. Not all
999 * fields within a header are modifiable, e.g. 812 * fields within a header are modifiable, e.g. the IPv4 protocol and fragment
1000 * type may not be changed. 813 * type may not be changed.
1001 * 814 *
1002 * @OVS_ACTION_ATTR_SET_TO_MASKED: Kernel int 815 * @OVS_ACTION_ATTR_SET_TO_MASKED: Kernel internal masked set action translated
1003 * from the @OVS_ACTION_ATTR_SET. 816 * from the @OVS_ACTION_ATTR_SET.
1004 */ 817 */
1005 818
1006 enum ovs_action_attr { 819 enum ovs_action_attr {
1007 OVS_ACTION_ATTR_UNSPEC, 820 OVS_ACTION_ATTR_UNSPEC,
1008 OVS_ACTION_ATTR_OUTPUT, /* u32 821 OVS_ACTION_ATTR_OUTPUT, /* u32 port number. */
1009 OVS_ACTION_ATTR_USERSPACE, /* Nest 822 OVS_ACTION_ATTR_USERSPACE, /* Nested OVS_USERSPACE_ATTR_*. */
1010 OVS_ACTION_ATTR_SET, /* One 823 OVS_ACTION_ATTR_SET, /* One nested OVS_KEY_ATTR_*. */
1011 OVS_ACTION_ATTR_PUSH_VLAN, /* stru 824 OVS_ACTION_ATTR_PUSH_VLAN, /* struct ovs_action_push_vlan. */
1012 OVS_ACTION_ATTR_POP_VLAN, /* No a 825 OVS_ACTION_ATTR_POP_VLAN, /* No argument. */
1013 OVS_ACTION_ATTR_SAMPLE, /* Nest 826 OVS_ACTION_ATTR_SAMPLE, /* Nested OVS_SAMPLE_ATTR_*. */
1014 OVS_ACTION_ATTR_RECIRC, /* u32 827 OVS_ACTION_ATTR_RECIRC, /* u32 recirc_id. */
1015 OVS_ACTION_ATTR_HASH, /* stru 828 OVS_ACTION_ATTR_HASH, /* struct ovs_action_hash. */
1016 OVS_ACTION_ATTR_PUSH_MPLS, /* stru 829 OVS_ACTION_ATTR_PUSH_MPLS, /* struct ovs_action_push_mpls. */
1017 OVS_ACTION_ATTR_POP_MPLS, /* __be 830 OVS_ACTION_ATTR_POP_MPLS, /* __be16 ethertype. */
1018 OVS_ACTION_ATTR_SET_MASKED, /* One 831 OVS_ACTION_ATTR_SET_MASKED, /* One nested OVS_KEY_ATTR_* including
1019 * data 832 * data immediately followed by a mask.
1020 * The 833 * The data must be zero for the unmasked
1021 * bits 834 * bits. */
1022 OVS_ACTION_ATTR_CT, /* Nest 835 OVS_ACTION_ATTR_CT, /* Nested OVS_CT_ATTR_* . */
1023 OVS_ACTION_ATTR_TRUNC, /* u32 836 OVS_ACTION_ATTR_TRUNC, /* u32 struct ovs_action_trunc. */
1024 OVS_ACTION_ATTR_PUSH_ETH, /* stru 837 OVS_ACTION_ATTR_PUSH_ETH, /* struct ovs_action_push_eth. */
1025 OVS_ACTION_ATTR_POP_ETH, /* No a 838 OVS_ACTION_ATTR_POP_ETH, /* No argument. */
1026 OVS_ACTION_ATTR_CT_CLEAR, /* No a <<
1027 OVS_ACTION_ATTR_PUSH_NSH, /* Nest <<
1028 OVS_ACTION_ATTR_POP_NSH, /* No a <<
1029 OVS_ACTION_ATTR_METER, /* u32 <<
1030 OVS_ACTION_ATTR_CLONE, /* Nest <<
1031 OVS_ACTION_ATTR_CHECK_PKT_LEN, /* Nes <<
1032 OVS_ACTION_ATTR_ADD_MPLS, /* stru <<
1033 OVS_ACTION_ATTR_DEC_TTL, /* Nest <<
1034 OVS_ACTION_ATTR_DROP, /* u32 <<
1035 OVS_ACTION_ATTR_PSAMPLE, /* Nest <<
1036 839
1037 __OVS_ACTION_ATTR_MAX, /* Noth 840 __OVS_ACTION_ATTR_MAX, /* Nothing past this will be accepted
1038 * from 841 * from userspace. */
1039 842
1040 #ifdef __KERNEL__ 843 #ifdef __KERNEL__
1041 OVS_ACTION_ATTR_SET_TO_MASKED, /* Ker 844 OVS_ACTION_ATTR_SET_TO_MASKED, /* Kernel module internal masked
1042 * set 845 * set action converted from
1043 * OVS 846 * OVS_ACTION_ATTR_SET. */
1044 #endif 847 #endif
1045 }; 848 };
1046 849
1047 #define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATT 850 #define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATTR_MAX - 1)
1048 <<
1049 /* Meters. */ <<
1050 #define OVS_METER_FAMILY "ovs_meter" <<
1051 #define OVS_METER_MCGROUP "ovs_meter" <<
1052 #define OVS_METER_VERSION 0x1 <<
1053 <<
1054 enum ovs_meter_cmd { <<
1055 OVS_METER_CMD_UNSPEC, <<
1056 OVS_METER_CMD_FEATURES, /* Get featur <<
1057 OVS_METER_CMD_SET, /* Add or mod <<
1058 OVS_METER_CMD_DEL, /* Delete a m <<
1059 OVS_METER_CMD_GET /* Get meter <<
1060 }; <<
1061 <<
1062 enum ovs_meter_attr { <<
1063 OVS_METER_ATTR_UNSPEC, <<
1064 OVS_METER_ATTR_ID, /* u32 meter <<
1065 OVS_METER_ATTR_KBPS, /* No argumen <<
1066 * per second <<
1067 * packets pe <<
1068 */ <<
1069 OVS_METER_ATTR_STATS, /* struct ovs <<
1070 OVS_METER_ATTR_BANDS, /* Nested att <<
1071 OVS_METER_ATTR_USED, /* u64 msecs <<
1072 OVS_METER_ATTR_CLEAR, /* Flag to cl <<
1073 OVS_METER_ATTR_MAX_METERS, /* u32 num <<
1074 OVS_METER_ATTR_MAX_BANDS, /* u32 max <<
1075 OVS_METER_ATTR_PAD, <<
1076 __OVS_METER_ATTR_MAX <<
1077 }; <<
1078 <<
1079 #define OVS_METER_ATTR_MAX (__OVS_METER_ATTR_ <<
1080 <<
1081 enum ovs_band_attr { <<
1082 OVS_BAND_ATTR_UNSPEC, <<
1083 OVS_BAND_ATTR_TYPE, /* u32 OVS_ME <<
1084 OVS_BAND_ATTR_RATE, /* u32 band r <<
1085 OVS_BAND_ATTR_BURST, /* u32 burst <<
1086 OVS_BAND_ATTR_STATS, /* struct ovs <<
1087 __OVS_BAND_ATTR_MAX <<
1088 }; <<
1089 <<
1090 #define OVS_BAND_ATTR_MAX (__OVS_BAND_ATTR_MA <<
1091 <<
1092 enum ovs_meter_band_type { <<
1093 OVS_METER_BAND_TYPE_UNSPEC, <<
1094 OVS_METER_BAND_TYPE_DROP, /* Drop e <<
1095 __OVS_METER_BAND_TYPE_MAX <<
1096 }; <<
1097 <<
1098 #define OVS_METER_BAND_TYPE_MAX (__OVS_METER_ <<
1099 <<
1100 /* Conntrack limit */ <<
1101 #define OVS_CT_LIMIT_FAMILY "ovs_ct_limit" <<
1102 #define OVS_CT_LIMIT_MCGROUP "ovs_ct_limit" <<
1103 #define OVS_CT_LIMIT_VERSION 0x1 <<
1104 <<
1105 enum ovs_ct_limit_cmd { <<
1106 OVS_CT_LIMIT_CMD_UNSPEC, <<
1107 OVS_CT_LIMIT_CMD_SET, /* Ad <<
1108 OVS_CT_LIMIT_CMD_DEL, /* De <<
1109 OVS_CT_LIMIT_CMD_GET /* Ge <<
1110 }; <<
1111 <<
1112 enum ovs_ct_limit_attr { <<
1113 OVS_CT_LIMIT_ATTR_UNSPEC, <<
1114 OVS_CT_LIMIT_ATTR_ZONE_LIMIT, /* Ne <<
1115 __OVS_CT_LIMIT_ATTR_MAX <<
1116 }; <<
1117 <<
1118 #define OVS_CT_LIMIT_ATTR_MAX (__OVS_CT_LIMIT <<
1119 <<
1120 #define OVS_ZONE_LIMIT_DEFAULT_ZONE -1 <<
1121 <<
1122 struct ovs_zone_limit { <<
1123 int zone_id; <<
1124 __u32 limit; <<
1125 __u32 count; <<
1126 }; <<
1127 <<
1128 enum ovs_dec_ttl_attr { <<
1129 OVS_DEC_TTL_ATTR_UNSPEC, <<
1130 OVS_DEC_TTL_ATTR_ACTION, /* Ne <<
1131 __OVS_DEC_TTL_ATTR_MAX <<
1132 }; <<
1133 <<
1134 #define OVS_DEC_TTL_ATTR_MAX (__OVS_DEC_TTL_A <<
1135 851
1136 #endif /* _LINUX_OPENVSWITCH_H */ 852 #endif /* _LINUX_OPENVSWITCH_H */
1137 853
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