On Fri, Sep 11, 2015 at 10:33:08AM +0200, Paolo Bonzini wrote:
>
>
> On 11/09/2015 10:15, Michael S. Tsirkin wrote:
> > I think we should add a capability for fast mmio.
> > This way, userspace can avoid crashing buggy kernels.
>
> I agree.
>
> Paolo
Having said that, we can merge these patche
On Fri, Sep 11, 2015 at 05:28:29PM +0800, Jason Wang wrote:
>
>
> On 09/11/2015 04:33 PM, Paolo Bonzini wrote:
> >
> > On 11/09/2015 10:15, Michael S. Tsirkin wrote:
> >> I think we should add a capability for fast mmio.
> >> This way, userspace can avoid crashing buggy kernels.
> > I agree.
> >
On 09/11/2015 04:33 PM, Paolo Bonzini wrote:
>
> On 11/09/2015 10:15, Michael S. Tsirkin wrote:
>> I think we should add a capability for fast mmio.
>> This way, userspace can avoid crashing buggy kernels.
> I agree.
>
> Paolo
Right, then qemu will use datamatch eventfd if kenrel dost not have t
On 11/09/2015 10:15, Michael S. Tsirkin wrote:
> I think we should add a capability for fast mmio.
> This way, userspace can avoid crashing buggy kernels.
I agree.
Paolo
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On Fri, Sep 11, 2015 at 11:17:33AM +0800, Jason Wang wrote:
> Hi:
>
> This series fixes two issues of fast mmio eventfd:
>
> 1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS
>and KVM_FAST_MMIO_BUS. This will cause double in
>ioeventfd_destructor()
> 2) A zero length io
Hi:
This series fixes two issues of fast mmio eventfd:
1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS
and KVM_FAST_MMIO_BUS. This will cause double in
ioeventfd_destructor()
2) A zero length iodev on KVM_MMIO_BUS will never be found but
kvm_io_bus_cmp(). This will l
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