netdev - Re: [net-next-2.6 PATCH 6/9] vxge: Check if FCS stripping is disabled by the firmware.

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Date:	Tue, 06 Oct 2009 08:47:35 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ramkrishna Vepa <Ramkrishna.Vepa@...erion.com>
CC:	Sreenivasa Honnur <Sreenivasa.Honnur@...erion.com>,
	davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [net-next-2.6 PATCH 6/9] vxge: Check if FCS stripping is disabled
 by the firmware.

Ramkrishna Vepa a écrit :
> [Ram] The minimum frame size that can be received by the hardware is 57
> Bytes. A 64 Byte Ethernet frame with the vlan tag and fcs stripped will
> result in a 56 Byte frame which will lock up the receive engine. The
> work around is to disable fcs stripping in the hardware which is a
> privileged operation done with a firmware version that the driver checks
> for currently.

Thanks for the info, this could be added in Changelog or some comment, as it
might help to diagnose similar problems elsewhere :)
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