netdev - Re: [PATCH 0/5] virtio_net: enable premapped mode by default

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Message-ID: <20241019123159-mutt-send-email-mst@kernel.org>
Date: Sat, 19 Oct 2024 12:32:10 -0400
From: "Michael S. Tsirkin" <mst@...hat.com>
To: Darren Kenny <darren.kenny@...cle.com>
Cc: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, netdev@...r.kernel.org,
	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>,
	virtualization@...ts.linux.dev, Si-Wei Liu <si-wei.liu@...cle.com>
Subject: Re: [PATCH 0/5] virtio_net: enable premapped mode by default

On Fri, Oct 18, 2024 at 03:59:14PM +0100, Darren Kenny wrote:
> Hi Michael / Xuan Zhuo,
> 
> On Wednesday, 2024-10-16 at 08:55:21 +01, Darren Kenny wrote:
> > Hi Michael,
> >
> > On Monday, 2024-10-14 at 00:57:41 -04, Michael S. Tsirkin wrote:
> >> On Mon, Oct 14, 2024 at 11:12:29AM +0800, Xuan Zhuo wrote:
> >>> In the last linux version, we disabled this feature to fix the
> >>> regress[1].
> >>> 
> >>> The patch set is try to fix the problem and re-enable it.
> >>> 
> >>> More info: http://lore.kernel.org/all/20240820071913.68004-1-xuanzhuo@linux.alibaba.com
> >>> 
> >>> Thanks.
> >>> 
> >>> [1]: http://lore.kernel.org/all/8b20cc28-45a9-4643-8e87-ba164a540c0a@oracle.com
> >>
> >> Darren, you previously reported crashes with a patch very similar to 1/5.
> >> Can you please test this patchset and report whether they
> >> are still observed?
> >> If yes, any data on how to reproduce would be very benefitial for Xuan
> >> Zhuo.
> >>
> >
> > I aim to get to this in the next week, but I don't currently have
> > access to a system to test it, it will take a few days at least before I
> > can get one.
> 
> I finally a managed to get access to a system to test this on, and it
> looks like things are working with this patch-set. So...
> 
> Tested-by: Darren Kenny <darren.kenny@...cle.com>
> 
> Thanks,
> 
> Darren.

Thanks a lot Darren!

-- 
MST