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From: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: kvm-devel <kvm@vger.kernel.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	lf-virt <virtualization@lists.linux-foundation.org>,
	Anthony Liguori <aliguori@linux.vnet.ibm.com>,
	target-devel <target-devel@vger.kernel.org>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>, Asias He <asias@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 0/3] virtio/vhost: Add checks for uninitialized VQs
Date: Mon, 01 Apr 2013 16:51:18 -0700	[thread overview]
Message-ID: <1364860278.20769.67.camel@haakon2.linux-iscsi.org> (raw)
In-Reply-To: <20130331074559.GD23484@redhat.com>

On Sun, 2013-03-31 at 10:46 +0300, Michael S. Tsirkin wrote:
> On Fri, Mar 29, 2013 at 04:33:09AM +0000, Nicholas A. Bellinger wrote:
> > From: Nicholas Bellinger <nab@linux-iscsi.org>
> > 
> > Hi folks,
> > 
> > This series adds a virtio_queue_valid() for use by virtio-pci code in
> > order to prevent opreations upon uninitialized VQs, that is currently
> > expected to occur during seabios setup of virtio-scsi.
> > 
> > This also includes a vhost specific check for uninitialized VQs in
> > vhost_verify_ring_mappings() to avoid this same case.
> > 
> > Please review.
> > 
> > --nab
> 
> Okay, and does this fix the failures in vhost_verify_ring_mappings
> that you've observed?
> 

Unfortunately, no.  I've done some more digging and will follow up with
additional details on the original thread shortly..

--nab

      reply	other threads:[~2013-04-01 23:51 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-29  4:33 [Qemu-devel] [PATCH 0/3] virtio/vhost: Add checks for uninitialized VQs Nicholas A. Bellinger
2013-03-29  4:33 ` [Qemu-devel] [PATCH 1/3] virtio: add API to check that ring is setup Nicholas A. Bellinger
2013-03-29  4:33 ` [Qemu-devel] [PATCH 2/3] virtio-pci: Add virtio_queue_valid checks ahead of virtio_queue_get_num Nicholas A. Bellinger
2013-03-31  7:37   ` Michael S. Tsirkin
2013-04-01 23:16     ` Nicholas A. Bellinger
2013-03-29  4:33 ` [Qemu-devel] [PATCH 3/3] vhost: Check+skip uninitialized VQs in vhost_verify_ring_mappings Nicholas A. Bellinger
2013-03-31  7:45   ` Michael S. Tsirkin
2013-04-01 23:49     ` Nicholas A. Bellinger
2013-03-31  7:46 ` [Qemu-devel] [PATCH 0/3] virtio/vhost: Add checks for uninitialized VQs Michael S. Tsirkin
2013-04-01 23:51   ` Nicholas A. Bellinger [this message]

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