netdev - Re: [PATCH] ixgbe: allow tx of pre-formatted vlan tagged packets

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Date:	Mon, 7 Dec 2009 12:02:08 -0800
From:	Gurucharan Shetty <gshetty@...erbed.com>
To:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
CC:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Arthur Jones <Arthur.Jones@...erbed.com>,
	Gurucharan Shetty <gshetty@...erbed.com>
Subject: Re: [PATCH] ixgbe: allow tx of pre-formatted vlan tagged packets

On Fri, 2009-12-04 at 13:45 -0800, Jeff Kirsher wrote:
> On Fri, Dec 4, 2009 at 13:12, Gurucharan Shetty <gshetty@...erbed.com> wrote:
> > ixgbe: allow tx of pre-formatted vlan tagged packets
> >
> > When the 82598 is fed 802.1q packets, it chokes with
> > an error of the form:
> >
> > ixgbe: eth0: ixgbe_tx_csum: partial checksum but proto=81!
> >
> > As the logic there was not smart enough to look into
> > the vlan header to pick out the encapsulated protocol.
> >
> > There are times when we'd like to send these packets
> > out without having to configure a vlan on the interface.
> > Here we check for the vlan tag and allow the packet to
> > go out with the correct hardware checksum.
> >
> > This patch is a clone of a previously submitted patch by
> > Arthur Jones <ajones@...erbed.com> for igb (Commit -
> > fa4a7ef36ec834fee1719636b30d2f28f4cb0166).
> >
> > Signed-off-by: Gurucharan Shetty <gshetty@...erbed.com>
> > Signed-off-by: Arthur Jones <ajones@...erbed.com>
> >
> 
> Thanks, I have added the patch to my queue for testing.  After
> successful testing, I will push to Dave/netdev.
> 
Oops. I messed up with the patch that I sent. It missed a line.
I am re-sending the patch in the next message. Sorry for the
inconvenience.

Thanks,
Gurucharan Shetty

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