netdev - RE: [PATCH net] atl1e: drop pci-msi support because of packet corruption

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Date:	Fri, 29 Mar 2013 05:03:43 +0000
From:	"Huang, Xiong" <xiong@....qualcomm.com>
To:	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:	"rebelyouth.hacklab@...il.com" <rebelyouth.hacklab@...il.com>,
	"christian.suenkenberg@...dent.kit.edu" 
	<christian.suenkenberg@...dent.kit.edu>,
	"sven@...nhartge.de" <sven@...nhartge.de>
Subject: RE: [PATCH net] atl1e: drop pci-msi support because of packet
 corruption



> -----Original Message-----
> From: Hannes Frederic Sowa [mailto:hannes@...essinduktion.org]
> Sent: Friday, March 29, 2013 12:11 PM
> To: netdev@...r.kernel.org
> Cc: rebelyouth.hacklab@...il.com; Huang, Xiong;
> christian.suenkenberg@...dent.kit.edu; sven@...nhartge.de
> Subject: [PATCH net] atl1e: drop pci-msi support because of packet
> corruption
> 
> Usage of pci-msi results in corrupted dma packet transfers to the host.
> 
> Reported-by: rebelyouth <rebelyouth.hacklab@...il.com>
> Cc: Huang, Xiong <xiong@....qualcomm.com>
> Tested-by: Christian Sünkenberg <christian.suenkenberg@...dent.kit.edu>
> Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
> ---
> I think this is material for -stable.
> 
Hi  Hannes, 

you can try to enable rx-checksum offload if DMA issue disappear, as windows driver enable this feature.


Thanks
-Xiong