From: David Miller <davem@davemloft.net>
To: cfriesen@nortel.com
Cc: mst@redhat.com, eric.dumazet@gmail.com, nhorman@tuxdriver.com,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH] net: packet: option to only pass skb protocol
Date: Tue, 05 Jan 2010 15:51:50 -0800 (PST) [thread overview]
Message-ID: <20100105.155150.232916389.davem@davemloft.net> (raw)
In-Reply-To: <4B43B989.4010004@nortel.com>
From: "Chris Friesen" <cfriesen@nortel.com>
Date: Tue, 05 Jan 2010 16:13:29 -0600
> If SOCK_RAW packets are being sent, the protocol number is embedded in
> the packet data
Where exactly is that protocol value? Not every link level protocol
is ethernet.
We support FDDI, HIPPI, wireless, VLAN, PPP, and a host of others.
So you can't know for sure unless you assume ethernet, which you
can't do.
next prev parent reply other threads:[~2010-01-05 23:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-05 18:57 [PATCH] net: packet: option to only pass skb protocol Michael S. Tsirkin
2010-01-05 19:27 ` Eric Dumazet
2010-01-05 20:50 ` Michael S. Tsirkin
2010-01-05 21:40 ` David Miller
2010-01-05 21:50 ` Michael S. Tsirkin
2010-01-05 21:28 ` Chris Friesen
2010-01-05 21:42 ` David Miller
2010-01-05 21:45 ` Michael S. Tsirkin
2010-01-05 22:05 ` Michael S. Tsirkin
2010-01-05 22:13 ` Chris Friesen
2010-01-05 22:27 ` Michael S. Tsirkin
2010-01-05 23:51 ` David Miller [this message]
2010-01-06 9:12 ` Michael S. Tsirkin
2010-01-06 19:24 ` Michael S. Tsirkin
2010-01-07 8:27 ` Michał Mirosław
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