diff options
Diffstat (limited to 'include/linux/openvswitch.h')
| -rw-r--r-- | include/linux/openvswitch.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/openvswitch.h b/include/linux/openvswitch.h index 271a14ebf..38e7b4228 100644 --- a/include/linux/openvswitch.h +++ b/include/linux/openvswitch.h @@ -566,6 +566,34 @@ struct ovs_action_hash { }; /** + * + * xxx Very ugly. Should make configuration better, too. + * + * enum ovs_elephant_attr - Attributes for %OVS_ACTION_ATTR_ELEPHANT action. + * @OVS_SAMPLE_ATTR_PROBABILITY: 32-bit fraction of packets to sample with + * @OVS_ACTION_ATTR_ELEPHANT. A value of 0 samples no packets, a value of + * %UINT32_MAX samples all packets and intermediate values sample intermediate + * fractions of packets. + * @OVS_ELEPHANT_ATTR_ACTIONS: Set of actions to execute if flow is + * determined to be an elephant. Actions are passed as nested attributes. + * + * Executes the specified actions with the given probability on a per-packet + * basis. + */ +enum ovs_elephant_attr { + OVS_ELEPHANT_ATTR_UNSPEC, + OVS_ELEPHANT_ATTR_DETECT_MECH, /* u32 detection mechanism */ + OVS_ELEPHANT_ATTR_DETECT_ARG1, /* u32 detection first argument */ + OVS_ELEPHANT_ATTR_DETECT_ARG2, /* u32 detection second argument */ + OVS_ELEPHANT_ATTR_DETECT_DSCP, /* u8 DSCP value, 0 if unchanged */ + /* xxx The actions aren't currently being used. Consider removal. */ + OVS_ELEPHANT_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */ + __OVS_ELEPHANT_ATTR_MAX, +}; + +#define OVS_ELEPHANT_ATTR_MAX (__OVS_ELEPHANT_ATTR_MAX - 1) + +/** * enum ovs_action_attr - Action types. * * @OVS_ACTION_ATTR_OUTPUT: Output packet to port. @@ -608,6 +636,7 @@ enum ovs_action_attr { OVS_ACTION_ATTR_HASH, /* struct ovs_action_hash. */ OVS_ACTION_ATTR_PUSH_MPLS, /* struct ovs_action_push_mpls. */ OVS_ACTION_ATTR_POP_MPLS, /* __be16 ethertype. */ + OVS_ACTION_ATTR_ELEPHANT, /* Nested OVS_ACTION_ATTR_*. */ __OVS_ACTION_ATTR_MAX }; |