linux-kernel - Re: [PATCH] virtio-pci: make reset operation safer

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Message-ID: <87obw69j7l.fsf@rustcorp.com.au>
Date:	Mon, 21 Nov 2011 15:15:50 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	"Michael S. Tsirkin" <mst@...hat.com>,
	Amit Shah <amit.shah@...hat.com>
Cc:	"Michael S. Tsirkin" <mst@...hat.com>,
	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] virtio-pci: make reset operation safer

On Thu, 17 Nov 2011 17:41:15 +0200, "Michael S. Tsirkin" <mst@...hat.com> wrote:
> virtio pci device reset actually just does an I/O
> write, which in PCI is really posted, that is it
> can complete on CPU before the device has received it.

Thanks, applied.  Because it's a theoretical issue, I've not cc'd
stable.

Thanks,
Rusty.
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