[ovs-dev] [PATCH] socket-util: Fix set_dscp for IPv6

[Ben Pfaff]

On Mon, Feb 24, 2014 at 11:46:59AM +0900, YAMAMOTO Takashi wrote:
> Try IPPROTO_IPV6/IPV6_TCLASS socket option as well as IPPROTO_IP/IP_TOS
> so that this can work for IPv6 sockets.
> 
> IPPROTO_IP/IP_TOS socket option is, as it's SOL indicates, for IPv4.
> What happens when it's used for IPv6 sockets?  On Linux, it seems to
> be forwarded to IPv4 code and affects IPv4 part of the socket.
> (e.g. non-V6ONLY case)  But it doesn't seem to be the intention of
> this function.  On other platforms including NetBSD, it just fails
> with ENOPROTOOPT.
> 
> Probably this function should take the address family but passing
> it around lib/*stream*.c would be a bigger change.
> 
> Cc: Arun Sharma <arun.sharma at calsoftinc.com>
> Signed-off-by: YAMAMOTO Takashi <yamamoto at valinux.co.jp>

Applied, thanks.