On Mon, 2015-03-09 at 07:13 +, Rusty Russell wrote:
> > virtio_mmio: generation support
> > virtio_mmio: fix endian-ness for mmio these two are waiting for ack by
> > Pawel
> >
> > These two fix bugs in virtio 1.0 code for mmio.
> > Host code for that was AFAIK not posted, so I can't t
On Thu, 2014-11-13 at 09:39 +, Shannon Zhao wrote:
> When we use only virtio-mmio or vhost-net without irqfd, the device uses
> qemu_set_irq(within qemu)
> to inject interrupt and at the same time qemu update
> "VIRTIO_MMIO_INTERRUPT_STATUS" to tell guest
> driver whom this interrupt to. All
On Wed, 2014-11-12 at 08:32 +, Shannon Zhao wrote:
> On 2014/11/11 23:11, Pawel Moll wrote:
> > On Tue, 2014-11-04 at 09:35 +, Shannon Zhao wrote:
> >> As the current virtio-mmio only support single irq,
> >> so some advanced features such as vhost-net with i
On Tue, 2014-11-04 at 09:35 +, Shannon Zhao wrote:
> As the current virtio-mmio only support single irq,
> so some advanced features such as vhost-net with irqfd
> are not supported. And the net performance is not
> the best without vhost-net and irqfd supporting.
Could you, please, help under
On Mon, 2011-12-12 at 15:11 +, Stefan Hajnoczi wrote:
> If there aren't already then pretty soon ARM-based systems will deal
> with PCIe and Message Signalled Interrupts.
Actually PCI is not an alien in ARM world - we had platforms with PCI
long time ago. And new SOCs aimed at servers come wi
On Mon, 2011-12-12 at 14:45 +, Paul Brook wrote:
> I suggest that the device to buffer writes to the high part, and construct
> the
> actual 64-bit value when the low part is written. That allows 32-bit guests
> can ignore the high part entirely.
This sounds good to me. If we define the re
On Mon, 2011-12-12 at 13:12 +, Michael S. Tsirkin wrote:
> On Mon, Dec 12, 2011 at 12:28:27PM +0000, Pawel Moll wrote:
> > On Mon, 2011-12-12 at 12:14 +, Stefan Hajnoczi wrote:
> > > I noticed the virtio-mmio spec has an interrupt status register. On
> > > x8
On Mon, 2011-12-12 at 12:14 +, Stefan Hajnoczi wrote:
> I noticed the virtio-mmio spec has an interrupt status register. On
> x86 and virtio-pci things are moving towards Message Signalled
> Interrupts and virtqueues having their own interrupts for better
> performance and flexibility. Any th
On Mon, 2011-12-12 at 02:52 +, Paul Brook wrote:
> I've taken a look at the virtion-mmio spec, and it looks fairly
> reasonable.
>
> The only thing I'd change is the GuestPageSize/QueuePFN mess. Seems like
> just
> using straight 64-bit addresses would be a better solution. Maybe split int
On Wed, 2011-11-16 at 19:56 +, Anthony Liguori wrote:
> On 11/16/2011 12:41 PM, Peter Maydell wrote:
> > Pawel may have more detail, but to me the significant difference
> > is that virtio-mmio is an implementation of a specification extension
> > agreed with the virtio spec maintainers, wherea
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