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Re: [PATCH] Ethernet Bridging: Enable Hardware Checksumming

To: niv@xxxxxxxxxx
Subject: Re: [PATCH] Ethernet Bridging: Enable Hardware Checksumming
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Wed, 18 May 2005 22:00:31 -0700 (PDT)
Cc: jdmason@xxxxxxxxxx, shemminger@xxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <428BD7E7.5080207@xxxxxxxxxx>
References: <20050518235329.GA17946@xxxxxxxxxx> <428BD7E7.5080207@xxxxxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
From: Nivedita Singhvi <niv@xxxxxxxxxx>
Date: Wed, 18 May 2005 17:03:51 -0700

> I think this is a good thing to have, gives us performance
> gain (equivalent to using/not using checksum offload) and
> has very little impact on the bridging layer, and is
> independent of the virtualization stuff..

I agree but keep in mind that when bridging over non-checksumming
devices it will be more expensive.  Especially for TCP.


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