netdev - Re: BQL-related tg3 transmit timeout on 5720 / Dell R720

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Message-ID: <51A7F413.5070702@broadcom.com>
Date:	Thu, 30 May 2013 17:51:31 -0700
From:	"Nithin Nayak Sujir" <nsujir@...adcom.com>
To:	"Roland Dreier" <roland@...nel.org>
cc:	"Michael Chan" <mchan@...adcom.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: BQL-related tg3 transmit timeout on 5720 / Dell R720


On 05/30/2013 09:19 AM, Roland Dreier wrote:
> On Thu, May 30, 2013 at 7:34 AM, Nithin Nayak Sujir <nsujir@...adcom.com> wrote:
>> Is the 5720 a NIC or a LOM? If it's a NIC would it be possible to try it on
>> a different system to see if the behaviour depends on the system at all?
>
> This is the LOM.  On the Dell it's a daughtercard but I don't think
> it's user-replaceable.
>
> In other words, sorry, I don't think I can try it on a different system.
>
>   - R.
>

Could you test the attached patch on top of net-next?

Nithin.


View attachment "0001-tg3-Add-read-dma-workaround-for-5720.patch" of type "text/plain" (3586 bytes)