https://github.com/torvalds/linux
Revision 870c3151382c980590d4d609babf3b0243e7db93 authored by Eric Dumazet on 17 October 2014, 16:17:20 UTC, committed by David S. Miller on 18 October 2014, 03:48:07 UTC
Commit 971f10eca186 ("tcp: better TCP_SKB_CB layout to reduce cache line
misses") added a regression for SO_BINDTODEVICE on IPv6.

This is because we still use inet6_iif() which expects that IP6 control
block is still at the beginning of skb->cb[]

This patch adds tcp_v6_iif() helper and uses it where necessary.

Because __inet6_lookup_skb() is used by TCP and DCCP, we add an iif
parameter to it.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Fixes: 971f10eca186 ("tcp: better TCP_SKB_CB layout to reduce cache line misses")
Acked-by: Cong Wang <cwang@twopensource.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent 70b33fb
History
Tip revision: 870c3151382c980590d4d609babf3b0243e7db93 authored by Eric Dumazet on 17 October 2014, 16:17:20 UTC
ipv6: introduce tcp_v6_iif()
Tip revision: 870c315
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