linux-kernel - Re: [PATCH] virtio_mmio: generation support

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Date:	Mon, 23 Mar 2015 11:50:22 +0000
From:	Pawel Moll <pawel.moll@....com>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	"Michael S. Tsirkin" <mst@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"virtualization@...ts.linux-foundation.org" 
	<virtualization@...ts.linux-foundation.org>
Subject: Re: [PATCH] virtio_mmio: generation support

On Thu, 2015-03-12 at 02:07 +0000, Rusty Russell wrote:
> "Michael S. Tsirkin" <mst@...hat.com> writes:
> > virtio_mmio currently lacks generation support which
> > makes multi-byte field access racy.
> > Fix by getting the value at offset 0xfc for version 2
> > devices. Nothing we can do for version 1, so return
> > generation id 0.
> >
> > Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> > ---
> >
> > Pawel, you mentioned you have a working virtio 1.0
> > hypervisor, can you pls confirm this works correctly?

Again, belated

Acked-by: Pawel Moll <pawel.moll@....com>

although not yet tested-by...

Paweł

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