diff options
| author |   Neale Ranns <neale@graphiant.com> | 2021-01-22 16:12:38 +0000 |
|---|---|---|
| committer |   Ole Tr�an <otroan@employees.org> | 2021-01-28 09:47:56 +0000 |
| commit | 3d5f08a825a978cd6853989a5df8c9b9811e7fb8 (patch) | |
| tree | c12651cb21792551accced579d7949e3e1ae4a56 /src/vnet/ip/ip6_packet.h | |
| parent | 86c7ff6a4c014b65af0d309173e89c2fe8377614 (diff) | |
ip: Router ID included in flow hash
Type: feature
A device/router needs to have a unique ID which is included in the flow
has so that flows are not polarised through the network, i.e. each deice
in the network chooses the same nth link for the same flow.
Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: I963e03674adbb085902b4084fdc4886b88f5734c
Diffstat (limited to 'src/vnet/ip/ip6_packet.h')
| -rw-r--r-- | src/vnet/ip/ip6_packet.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/vnet/ip/ip6_packet.h b/src/vnet/ip/ip6_packet.h index 03aac1bd4d4..1be2ceae5a1 100644 --- a/src/vnet/ip/ip6_packet.h +++ b/src/vnet/ip/ip6_packet.h @@ -343,6 +343,13 @@ ip6_ecn_network_order (const ip6_header_t * ip6) & IP6_PACKET_ECN_MASK) >> 20; } +static_always_inline u32 +ip6_flow_label_network_order (const ip6_header_t *ip6) +{ + return (clib_net_to_host_u32 (ip6->ip_version_traffic_class_and_flow_label) & + IP6_PACKET_FL_MASK); +} + static_always_inline void ip6_set_traffic_class_network_order (ip6_header_t * ip6, ip_dscp_t dscp) { |