On Mon, Sep 13 2021 at 16:54, Michael S. Tsirkin wrote:
> On Mon, Sep 13, 2021 at 09:38:30PM +0200, Thomas Gleixner wrote:
>> and disable it again
>> before reset() is invoked. That's a question of general robustness and
>> not really a question of trusted hypervisors and encrypted guests.
>
> We
在 2021/9/14 上午6:31, Thomas Gleixner 写道:
On Mon, Sep 13 2021 at 16:54, Michael S. Tsirkin wrote:
On Mon, Sep 13, 2021 at 09:38:30PM +0200, Thomas Gleixner wrote:
On Mon, Sep 13 2021 at 15:07, Jason Wang wrote:
On Mon, Sep 13, 2021 at 2:50 PM Michael S. Tsirkin wrote:
But doen't "irq is
On Mon, Sep 13 2021 at 16:54, Michael S. Tsirkin wrote:
> On Mon, Sep 13, 2021 at 09:38:30PM +0200, Thomas Gleixner wrote:
>> On Mon, Sep 13 2021 at 15:07, Jason Wang wrote:
>> > On Mon, Sep 13, 2021 at 2:50 PM Michael S. Tsirkin wrote:
>> >> > But doen't "irq is disabled" basically mean "we
On Mon, Sep 13, 2021 at 09:38:30PM +0200, Thomas Gleixner wrote:
> On Mon, Sep 13 2021 at 15:07, Jason Wang wrote:
> > On Mon, Sep 13, 2021 at 2:50 PM Michael S. Tsirkin wrote:
> >> > But doen't "irq is disabled" basically mean "we told the hypervisor
> >> > to disable the irq"? What extractly
On Mon, Sep 13 2021 at 15:07, Jason Wang wrote:
> On Mon, Sep 13, 2021 at 2:50 PM Michael S. Tsirkin wrote:
>> > But doen't "irq is disabled" basically mean "we told the hypervisor
>> > to disable the irq"? What extractly prevents hypervisor from
>> > sending the irq even if guest thinks it
On Mon, Sep 13, 2021 at 3:01 PM Michael S. Tsirkin wrote:
>
> On Mon, Sep 13, 2021 at 02:43:08PM +0800, Jason Wang wrote:
> > On Mon, Sep 13, 2021 at 2:37 PM Michael S. Tsirkin wrote:
> > >
> > > On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> > > > On Mon, Sep 13, 2021 at 2:28 PM
On Mon, Sep 13, 2021 at 2:50 PM Michael S. Tsirkin wrote:
>
> On Mon, Sep 13, 2021 at 02:37:42AM -0400, Michael S. Tsirkin wrote:
> > On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> > > On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin
> > > wrote:
> > > >
> > > > On Mon, Sep 13,
On Mon, Sep 13, 2021 at 02:43:08PM +0800, Jason Wang wrote:
> On Mon, Sep 13, 2021 at 2:37 PM Michael S. Tsirkin wrote:
> >
> > On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> > > On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin
> > > wrote:
> > > >
> > > > On Mon, Sep 13, 2021
On Mon, Sep 13, 2021 at 02:37:42AM -0400, Michael S. Tsirkin wrote:
> On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> > On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin wrote:
> > >
> > > On Mon, Sep 13, 2021 at 02:08:02PM +0800, Jason Wang wrote:
> > > > On Mon, Sep 13, 2021 at
On Mon, Sep 13, 2021 at 2:37 PM Michael S. Tsirkin wrote:
>
> On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> > On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin wrote:
> > >
> > > On Mon, Sep 13, 2021 at 02:08:02PM +0800, Jason Wang wrote:
> > > > On Mon, Sep 13, 2021 at 2:04 PM
On Mon, Sep 13, 2021 at 02:34:01PM +0800, Jason Wang wrote:
> On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin wrote:
> >
> > On Mon, Sep 13, 2021 at 02:08:02PM +0800, Jason Wang wrote:
> > > On Mon, Sep 13, 2021 at 2:04 PM Michael S. Tsirkin
> > > wrote:
> > > >
> > > > On Mon, Sep 13, 2021
On Mon, Sep 13, 2021 at 2:28 PM Michael S. Tsirkin wrote:
>
> On Mon, Sep 13, 2021 at 02:08:02PM +0800, Jason Wang wrote:
> > On Mon, Sep 13, 2021 at 2:04 PM Michael S. Tsirkin wrote:
> > >
> > > On Mon, Sep 13, 2021 at 01:53:50PM +0800, Jason Wang wrote:
> > > > We used to synchronize pending
On Mon, Sep 13, 2021 at 02:08:02PM +0800, Jason Wang wrote:
> On Mon, Sep 13, 2021 at 2:04 PM Michael S. Tsirkin wrote:
> >
> > On Mon, Sep 13, 2021 at 01:53:50PM +0800, Jason Wang wrote:
> > > We used to synchronize pending MSI-X irq handlers via
> > > synchronize_irq(), this may not work for
On Mon, Sep 13, 2021 at 2:04 PM Michael S. Tsirkin wrote:
>
> On Mon, Sep 13, 2021 at 01:53:50PM +0800, Jason Wang wrote:
> > We used to synchronize pending MSI-X irq handlers via
> > synchronize_irq(), this may not work for the untrusted device which
> > may keep sending interrupts after reset
On Mon, Sep 13, 2021 at 01:53:50PM +0800, Jason Wang wrote:
> We used to synchronize pending MSI-X irq handlers via
> synchronize_irq(), this may not work for the untrusted device which
> may keep sending interrupts after reset which may lead unexpected
> results. Similarly, we should not enable
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