netdev - Re: [PATCH 0/3] Revert "virtio_net: rx enable premapped mode by default"

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Message-ID: <m2ed5qnui8.fsf@oracle.com>
Date: Wed, 11 Sep 2024 15:18:55 +0100
From: Darren Kenny <darren.kenny@...cle.com>
To: "Michael S. Tsirkin" <mst@...hat.com>,
        Xuan Zhuo
 <xuanzhuo@...ux.alibaba.com>
Cc: virtualization@...ts.linux.dev, Jason Wang <jasowang@...hat.com>,
        Eugenio Pérez <eperezma@...hat.com>,
        "David S. Miller"
 <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
 <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        Si-Wei Liu <si-wei.liu@...cle.com>
Subject: Re: [PATCH 0/3] Revert "virtio_net: rx enable premapped mode by
 default"

For the record, I got a chance to test these changes and confirmed that
they resolved the issue for me when applied on 6.11-rc7.

Tested-by: Darren Kenny <darren.kenny@...cle.com>

Thanks,

Darren.

PS - I'll try get to looking at the other potential fix when I have time.

On Tuesday, 2024-09-10 at 08:12:06 -04, Michael S. Tsirkin wrote:
> On Fri, Sep 06, 2024 at 08:31:34PM +0800, Xuan Zhuo wrote:
>> Regression: http://lore.kernel.org/all/8b20cc28-45a9-4643-8e87-ba164a540c0a@oracle.com
>> 
>> I still think that the patch can fix the problem, I hope Darren can re-test it
>> or give me more info.
>> 
>>     http://lore.kernel.org/all/20240820071913.68004-1-xuanzhuo@linux.alibaba.com
>> 
>> If that can not work or Darren can not reply in time, Michael you can try this
>> patch set.
>
> Just making sure netdev maintainers see this, this patch is for net.
>
>> Thanks.
>> 
>> Xuan Zhuo (3):
>>   Revert "virtio_net: rx remove premapped failover code"
>>   Revert "virtio_net: big mode skip the unmap check"
>>   virtio_net: disable premapped mode by default
>> 
>>  drivers/net/virtio_net.c | 95 +++++++++++++++++++---------------------
>>  1 file changed, 46 insertions(+), 49 deletions(-)
>> 
>> --
>> 2.32.0.3.g01195cf9f