On Mon, Dec 01, 2014 at 12:07:07PM +, Peter Maydell wrote:
> On 30 November 2014 at 16:43, Michael S. Tsirkin wrote:
> > The result of this is host mapping leak.
> > What effect does this have? Can this DOS host?
>
> I don't think we can DOS the host here.
>
> If Xen, we crash (but you can't
On 30 November 2014 at 16:43, Michael S. Tsirkin wrote:
> The result of this is host mapping leak.
> What effect does this have? Can this DOS host?
I don't think we can DOS the host here.
If Xen, we crash (but you can't use virtio-blk with Xen anyway)
Otherwise, if you managed to get address_spa
On Fri, Nov 28, 2014 at 04:14:35PM +, Peter Maydell wrote:
> On 28 November 2014 at 11:43, Stefan Hajnoczi wrote:
> > Right, the test case explicitly tests different descriptor layouts,
> > even though virtio-blk-pci does not set the ANY_LAYOUT feature bit.
> >
> > Either the test case needs t
On 28 November 2014 at 11:43, Stefan Hajnoczi wrote:
> Right, the test case explicitly tests different descriptor layouts,
> even though virtio-blk-pci does not set the ANY_LAYOUT feature bit.
>
> Either the test case needs to check ANY_LAYOUT before using the
> 2-descriptor layout or it needs to
El Fri, 28 Nov 2014 11:43:59 +
Stefan Hajnoczi escribió:
> On Fri, Nov 28, 2014 at 7:05 AM, Jason Wang
> wrote:
> >
> >
> > On Fri, Nov 28, 2014 at 9:16 AM, Fam Zheng wrote:
> >>
> >> On Thu, 11/27 23:13, Michael S. Tsirkin wrote:
> >>>
> >>> On Thu, Nov 27, 2014 at 07:21:35PM +, Stefan
On Fri, Nov 28, 2014 at 7:05 AM, Jason Wang wrote:
>
>
> On Fri, Nov 28, 2014 at 9:16 AM, Fam Zheng wrote:
>>
>> On Thu, 11/27 23:13, Michael S. Tsirkin wrote:
>>>
>>> On Thu, Nov 27, 2014 at 07:21:35PM +, Stefan Hajnoczi wrote:
>>> > On Thu, Nov 27, 2014 at 4:33 PM, Michael S. Tsirkin
>>>
On Fri, Nov 28, 2014 at 9:16 AM, Fam Zheng wrote:
On Thu, 11/27 23:13, Michael S. Tsirkin wrote:
On Thu, Nov 27, 2014 at 07:21:35PM +, Stefan Hajnoczi wrote:
> On Thu, Nov 27, 2014 at 4:33 PM, Michael S. Tsirkin
wrote:
> > We leak cpu mappings when 1st s/g is not exactly the
> > he
On Thu, 11/27 23:13, Michael S. Tsirkin wrote:
> On Thu, Nov 27, 2014 at 07:21:35PM +, Stefan Hajnoczi wrote:
> > On Thu, Nov 27, 2014 at 4:33 PM, Michael S. Tsirkin wrote:
> > > We leak cpu mappings when 1st s/g is not exactly the
> > > header. As we don't set ANY_LAYOUT, we can at this point
On Thu, Nov 27, 2014 at 07:21:35PM +, Stefan Hajnoczi wrote:
> On Thu, Nov 27, 2014 at 4:33 PM, Michael S. Tsirkin wrote:
> > We leak cpu mappings when 1st s/g is not exactly the
> > header. As we don't set ANY_LAYOUT, we can at this point
> > simply assert the correct length.
> >
> > This wil
On Thu, Nov 27, 2014 at 4:33 PM, Michael S. Tsirkin wrote:
> We leak cpu mappings when 1st s/g is not exactly the
> header. As we don't set ANY_LAYOUT, we can at this point
> simply assert the correct length.
>
> This will have to be fixed once ANY_LAYOUT is set.
>
> Signed-off-by: Michael S. Tsir
We leak cpu mappings when 1st s/g is not exactly the
header. As we don't set ANY_LAYOUT, we can at this point
simply assert the correct length.
This will have to be fixed once ANY_LAYOUT is set.
Signed-off-by: Michael S. Tsirkin
---
Untested: posting for early feedback.
hw/block/virtio-blk.c
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