From: Christian Borntraeger <borntraeger@de.ibm.com>
To: vyasevic@redhat.com
Cc: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
Matthew Rosato <mjrosato@linux.vnet.ibm.com>,
Jason Wang <jasowang@redhat.com>
Subject: Re: Performance regression 3.11 with macvlan between 2 linux guests (bisected)
Date: Thu, 22 Aug 2013 10:23:32 +0200 [thread overview]
Message-ID: <5215CA84.8070906@de.ibm.com> (raw)
In-Reply-To: <521502F6.5030005@redhat.com>
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@de.ibm.com>
The patch is still in net.git, but not in Linus git. Are we going to push this
for 3.11?
next prev parent reply other threads:[~2013-08-22 8:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-21 12:38 Performance regression 3.11 with macvlan between 2 linux guests (bisected) Christian Borntraeger
2013-08-21 18:04 ` Vlad Yasevich
2013-08-21 18:12 ` Vlad Yasevich
2013-08-22 8:23 ` Christian Borntraeger [this message]
2013-08-22 8:29 ` David Miller
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