IPv6: Complete IPV6_DONTFRAG support
authorBrian Haley <brian.haley@hp.com>
Fri, 23 Apr 2010 11:26:09 +0000 (11:26 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 24 Apr 2010 06:35:29 +0000 (23:35 -0700)
commit4b340ae20d0e2366792abe70f46629e576adaf5e
treeb0c413a0348e722fbc23d45508224076b6e60f92
parent13b52cd44670e3359055e9918d0e766d89836425
IPv6: Complete IPV6_DONTFRAG support

Finally add support to detect a local IPV6_DONTFRAG event
and return the relevant data to the user if they've enabled
IPV6_RECVPATHMTU on the socket.  The next recvmsg() will
return no data, but have an IPV6_PATHMTU as ancillary data.

Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/ipv6.h
include/net/ipv6.h
net/ipv6/af_inet6.c
net/ipv6/datagram.c
net/ipv6/ip6_output.c
net/ipv6/raw.c
net/ipv6/udp.c