netdev - Re: Performance regression 3.11 with macvlan between 2 linux guests (bisected)

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Date:	Thu, 22 Aug 2013 01:29:56 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	borntraeger@...ibm.com
Cc:	vyasevic@...hat.com, netdev@...r.kernel.org, mst@...hat.com,
	mjrosato@...ux.vnet.ibm.com, jasowang@...hat.com
Subject: Re: Performance regression 3.11 with macvlan between 2 linux
 guests (bisected)

From: Christian Borntraeger <borntraeger@...ibm.com>
Date: Thu, 22 Aug 2013 10:23:32 +0200

> On 21/08/13 20:12, Vlad Yasevich wrote:
> 
>>>
>>> A corrected patch has been sent upstream.  We take into consideration
>>> the features on the target device that the user/vm has specified.
>>> If the VM has enabled the TSO flags, then nothing will happen to the
>>> GSO packet.  However, if the TSO flag is off, segmentation will be
>>> performed.
>> 
>> Particularly.  This commit should fix the issue:
>> commit a567dd6252263c8147b7269df5d03d9e31463e11
>>  macvtap: simplify usage of tap_features
> 
> Tested-by: Christian Borntraeger <borntraeger@...ibm.com>
> 
> The patch is still in net.git, but not in Linus git. Are we going to push this
> for 3.11?

Of course.  Anything in 'net' is intended to make it into Linus's tree.

I generally push things to Linus every week or two.
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