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[NET]: Introduce RTA_TABLE/FRA_TABLE attributes

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Introduce RTA_TABLE route attribute and FRA_TABLE routing rule attribute
to hold 32 bit routing table IDs. Usespace compatibility is provided by
continuing to accept and send the rtm_table field, but because of its
limited size it can only carry the low 8 bits of the table ID. This
implies that if larger IDs are used, _all_ userspace programs using them
need to use RTA_TABLE.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy
2006-08-10 23:09:48 -07:00
committed by David S. Miller
parent 2dfe55b47e
commit 9e762a4a89
13 changed files with 45 additions and 12 deletions
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net/ipv4/route.c
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@ -2652,6 +2652,7 @@ static int rt_fill_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
r->rtm_src_len = 0;
r->rtm_tos = rt->fl.fl4_tos;
r->rtm_table = RT_TABLE_MAIN;
RTA_PUT_U32(skb, RTA_TABLE, RT_TABLE_MAIN);
r->rtm_type = rt->rt_type;
r->rtm_scope = RT_SCOPE_UNIVERSE;
r->rtm_protocol = RTPROT_UNSPEC;