On 04/02/2016 00:32, Nadav Amit wrote:
> Sorry for spamming. The correct fix appears to reload the DRs (set
> KVM_DEBUGREG_RELOAD) in kvm_arch_vcpu_load .
Yup, that was my intended thing to test, but unfortunately I'm
travelling and doing all the testing on the laptop is a bit hard.
Thanks
On 04/02/2016 00:32, Nadav Amit wrote:
> Sorry for spamming. The correct fix appears to reload the DRs (set
> KVM_DEBUGREG_RELOAD) in kvm_arch_vcpu_load .
Yup, that was my intended thing to test, but unfortunately I'm
travelling and doing all the testing on the laptop is a bit hard.
Thanks
Sorry for spamming. The correct fix appears to reload the DRs (set
KVM_DEBUGREG_RELOAD) in kvm_arch_vcpu_load .
(for me it works)
Regards,
Nadav
Nadav Amit wrote:
> I think the problem lies here:
>
>/*
> * If the guest has used debug registers, at least dr7
> *
I think the problem lies here:
/*
* If the guest has used debug registers, at least dr7
* will be disabled while returning to the host.
* If we don't have active breakpoints in the host, we don't
* care about the messed up debug address registers. But
Sorry for spamming. The correct fix appears to reload the DRs (set
KVM_DEBUGREG_RELOAD) in kvm_arch_vcpu_load .
(for me it works)
Regards,
Nadav
Nadav Amit wrote:
> I think the problem lies here:
>
>/*
> * If the guest has used debug registers, at
I think the problem lies here:
/*
* If the guest has used debug registers, at least dr7
* will be disabled while returning to the host.
* If we don't have active breakpoints in the host, we don't
* care about the messed up debug address registers. But
On 29/01/2016 23:21, Andrew Vagin wrote:
> On Thu, Jan 28, 2016 at 02:42:25PM -0800, Andrey Wagin wrote:
>> On Thu, Jan 28, 2016 at 10:33:28PM +0100, Paolo Bonzini wrote:
>>>
>>>
>>> On 28/01/2016 09:31, Andrey Wagin wrote:
I tried to print drX registers after a break-point. Looks like they
On 29/01/2016 23:21, Andrew Vagin wrote:
> On Thu, Jan 28, 2016 at 02:42:25PM -0800, Andrey Wagin wrote:
>> On Thu, Jan 28, 2016 at 10:33:28PM +0100, Paolo Bonzini wrote:
>>>
>>>
>>> On 28/01/2016 09:31, Andrey Wagin wrote:
I tried to print drX registers after a break-point. Looks like they
On Thu, Jan 28, 2016 at 02:42:25PM -0800, Andrey Wagin wrote:
> On Thu, Jan 28, 2016 at 10:33:28PM +0100, Paolo Bonzini wrote:
> >
> >
> > On 28/01/2016 09:31, Andrey Wagin wrote:
> > > I tried to print drX registers after a break-point. Looks like they
> > > are set correctly.
> >
> > Can you
On Thu, Jan 28, 2016 at 02:42:25PM -0800, Andrey Wagin wrote:
> On Thu, Jan 28, 2016 at 10:33:28PM +0100, Paolo Bonzini wrote:
> >
> >
> > On 28/01/2016 09:31, Andrey Wagin wrote:
> > > I tried to print drX registers after a break-point. Looks like they
> > > are set correctly.
> >
> > Can you
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