netdev - Re: forcedeth driver hangs under heavy load

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Date:	Wed, 14 Apr 2010 01:33:15 -0400
From:	Ayaz Abdulla <aabdulla@...dia.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	David Miller <davem@...emloft.net>,
	"smulcahy@...il.com" <smulcahy@...il.com>,
	"bhutchings@...arflare.com" <bhutchings@...arflare.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"ben@...adent.org.uk" <ben@...adent.org.uk>,
	"572201@...s.debian.org" <572201@...s.debian.org>
Subject: Re: forcedeth driver hangs under heavy load

Attached fix has been submitted to netdev.

Ayaz


Eric Dumazet wrote:
> Le mardi 13 avril 2010 à 14:43 -0700, David Miller a écrit :
> 
>>Do you really come to the conclusion that TSO is broken with the above
>>test results?
>>
>>I would conclude that there is a TX checksumming issue, since merely
>>turning TSO off does not fix the problem whereas turning TX
>>checksumming off does.
> 
> 
> Indeed, we clarified the point and it is a TX checksum issue.
> 
> 

View attachment "patch-forcedeth-tx-limit2-fix" of type "text/plain" (462 bytes)