Re: [PATCH 3/3] xen/vm_event: Add safe to disable vm_event

[Tamas K Lengyel <tamas@xxxxxxxxxxxxx>]

On Wed, May 20, 2020 at 7:45 AM Jan Beulich <jbeulich@xxxxxxxx> wrote:
>
> On 15.05.2020 18:53, Tamas K Lengyel wrote:
> > --- a/xen/arch/x86/hvm/hvm.c
> > +++ b/xen/arch/x86/hvm/hvm.c
> > @@ -563,15 +563,41 @@ void hvm_do_resume(struct vcpu *v)
> >          v->arch.hvm.inject_event.vector = HVM_EVENT_VECTOR_UNSET;
> >      }
> >
> > -    if ( unlikely(v->arch.vm_event) && 
> > v->arch.monitor.next_interrupt_enabled )
> > +    if ( unlikely(v->arch.vm_event) )
> >      {
> > -        struct x86_event info;
> > +        struct domain *d = v->domain;
>
> const

This can't be const, we disable the safe_to_disable option below after
sending the one-shot async event.

Tamas