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ipv6: RTA_PREFSRC support for ipv6 route source address selection

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[ipv6] Add support for RTA_PREFSRC

This patch allows a user to select the preferred source address
for a specific IPv6-Route. It can be set via a netlink message
setting RTA_PREFSRC to a valid IPv6 address which must be
up on the device the route will be bound to.

Signed-off-by: Daniel Walter <dwalter@barracuda.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Walter 2011-04-13 21:10:57 +00:00 • committed by David S. Miller
parent bd015928bb
commit c3968a857a
5 changed files with 84 additions and 7 deletions
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2
include/net/ip6_fib.h
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@ -42,6 +42,7 @@ struct fib6_config {
struct in6_addr fc_dst;
struct in6_addr fc_src;
struct in6_addr fc_prefsrc;
struct in6_addr fc_gateway;
unsigned long fc_expires;
@ -107,6 +108,7 @@ struct rt6_info {
struct rt6key rt6i_dst ____cacheline_aligned_in_smp;
u32 rt6i_flags;
struct rt6key rt6i_src;
struct rt6key rt6i_prefsrc;
u32 rt6i_metric;
u32 rt6i_peer_genid;