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SubjectRe: [Regression][v3.10][v3.11] net: Kill link between CSUM and SG features.
On 07/16/2013 02:29 PM, Pravin Shelar wrote:
> On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
> <joseph.salisbury@canonical.com> wrote:
>> Hi Pravin,
>>
>> A bug was opened against the Ubuntu kernel[0]. After a kernel bisect,
>> it was found that reverting the following commit resolved this bug:
>>
>> commit ec5f061564238892005257c83565a0b58ec79295
>> Author: Pravin B Shelar <pshelar@nicira.com>
>> Date: Thu Mar 7 09:28:01 2013 +0000
>>
>> net: Kill link between CSUM and SG features.
>>
>>
>> The regression was introduced as of v3.10-rc1.
>>
>> I see that you are the author of this patch, so I wanted to run this by
>> you. I was thinking of requesting a revert for v3.11, but I wanted to
>> get your feedback first.
>>
>>
> This issue was reported before and turning off sg solves problem for
> HyperV driver. Drivers (intel and bnx2x) that I tested works fine with
> this patch. Have you seen the issue on any other NIC?

Thanks for the feedback. We have only seen it on Intel hardware. Can
you send a pointer to the patch? If so, we can provide some additional
testing. Do you plan on submitting the patch for inclusion in 3.11?


>
>
>> Thanks,
>>
>> Joe
>>
>> [0] http://pad.lv/1200243
>>
>> --
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