On Mon, 11 Dec 2023, Ayan Kumar Halder wrote:
> On 11/12/2023 09:33, Julien Grall wrote:
> > Hi,
>
> Hi Julien/Stefano/Bertrand/Michal,
>
> It is a great discussion, thanks for your suggestions.
>
> I think we have an agreement. :-)
>
> >
> > On 07/12/2023 21:41, Stefano Stabellini wrote:
> >
On 11/12/2023 09:33, Julien Grall wrote:
Hi,
Hi Julien/Stefano/Bertrand/Michal,
It is a great discussion, thanks for your suggestions.
I think we have an agreement. :-)
On 07/12/2023 21:41, Stefano Stabellini wrote:
On Thu, 7 Dec 2023, Julien Grall wrote:
Hi Stefano,
On 05/12/2023 23:
Hi,
On 07/12/2023 21:41, Stefano Stabellini wrote:
On Thu, 7 Dec 2023, Julien Grall wrote:
Hi Stefano,
On 05/12/2023 23:21, Stefano Stabellini wrote:
On Tue, 5 Dec 2023, Julien Grall wrote:
I agree that crashing a guest is bad, but is lying to the domain really
better? The consequence here i
On Fri, 8 Dec 2023, Bertrand Marquis wrote:
> Hi All,
>
> Sorry for coming back late on this thread.
>
> > On 7 Dec 2023, at 22:41, Stefano Stabellini wrote:
> >
> > On Thu, 7 Dec 2023, Julien Grall wrote:
> >> Hi Stefano,
> >>
> >> On 05/12/2023 23:21, Stefano Stabellini wrote:
> >>> On Tue,
Hi All,
Sorry for coming back late on this thread.
> On 7 Dec 2023, at 22:41, Stefano Stabellini wrote:
>
> On Thu, 7 Dec 2023, Julien Grall wrote:
>> Hi Stefano,
>>
>> On 05/12/2023 23:21, Stefano Stabellini wrote:
>>> On Tue, 5 Dec 2023, Julien Grall wrote:
I agree that crashing a guest
On Thu, 7 Dec 2023, Julien Grall wrote:
> Hi Stefano,
>
> On 05/12/2023 23:21, Stefano Stabellini wrote:
> > On Tue, 5 Dec 2023, Julien Grall wrote:
> > > I agree that crashing a guest is bad, but is lying to the domain really
> > > better? The consequence here is not that bad and hopefully it wou
Hi Stefano,
On 05/12/2023 23:21, Stefano Stabellini wrote:
On Tue, 5 Dec 2023, Julien Grall wrote:
I agree that crashing a guest is bad, but is lying to the domain really
better? The consequence here is not that bad and hopefully it would be fairly
easy to find. But this is not always the case.
On Tue, 5 Dec 2023, Julien Grall wrote:
> Hi Ayan,
>
> On 05/12/2023 12:50, Ayan Kumar Halder wrote:
> > Hi Julien/All,
> >
> > On 05/12/2023 11:02, Michal Orzel wrote:
> > >
> > > On 05/12/2023 11:42, Julien Grall wrote:
> > > >
> > > > On 05/12/2023 10:30, Michal Orzel wrote:
> > > > >
> > >
Hi Ayan,
On 05/12/2023 12:50, Ayan Kumar Halder wrote:
Hi Julien/All,
On 05/12/2023 11:02, Michal Orzel wrote:
On 05/12/2023 11:42, Julien Grall wrote:
On 05/12/2023 10:30, Michal Orzel wrote:
On 05/12/2023 11:01, Julien Grall wrote:
On 05/12/2023 09:28, Michal Orzel wrote:
Hi Julien,
Hi Julien/All,
On 05/12/2023 11:02, Michal Orzel wrote:
On 05/12/2023 11:42, Julien Grall wrote:
On 05/12/2023 10:30, Michal Orzel wrote:
On 05/12/2023 11:01, Julien Grall wrote:
On 05/12/2023 09:28, Michal Orzel wrote:
Hi Julien,
On 04/12/2023 20:55, Julien Grall wrote:
On 04/12/2023
On 05/12/2023 11:42, Julien Grall wrote:
>
>
> On 05/12/2023 10:30, Michal Orzel wrote:
>>
>>
>> On 05/12/2023 11:01, Julien Grall wrote:
>>>
>>>
>>> On 05/12/2023 09:28, Michal Orzel wrote:
Hi Julien,
On 04/12/2023 20:55, Julien Grall wrote:
>
>
> On 04/12/2023 13:0
On 05/12/2023 10:30, Michal Orzel wrote:
On 05/12/2023 11:01, Julien Grall wrote:
On 05/12/2023 09:28, Michal Orzel wrote:
Hi Julien,
On 04/12/2023 20:55, Julien Grall wrote:
On 04/12/2023 13:02, Ayan Kumar Halder wrote:
On 04/12/2023 10:31, Julien Grall wrote:
Hi Ayan,
Hi Julien
On 05/12/2023 11:01, Julien Grall wrote:
>
>
> On 05/12/2023 09:28, Michal Orzel wrote:
>> Hi Julien,
>>
>> On 04/12/2023 20:55, Julien Grall wrote:
>>>
>>>
>>> On 04/12/2023 13:02, Ayan Kumar Halder wrote:
On 04/12/2023 10:31, Julien Grall wrote:
> Hi Ayan,
Hi Julien,
>
On 05/12/2023 09:28, Michal Orzel wrote:
Hi Julien,
On 04/12/2023 20:55, Julien Grall wrote:
On 04/12/2023 13:02, Ayan Kumar Halder wrote:
On 04/12/2023 10:31, Julien Grall wrote:
Hi Ayan,
Hi Julien,
On 01/12/2023 18:50, Ayan Kumar Halder wrote:
Currently if user enables HVC_DCC con
Hi Julien,
On 04/12/2023 20:55, Julien Grall wrote:
>
>
> On 04/12/2023 13:02, Ayan Kumar Halder wrote:
>>
>> On 04/12/2023 10:31, Julien Grall wrote:
>>> Hi Ayan,
>> Hi Julien,
>>>
>>> On 01/12/2023 18:50, Ayan Kumar Halder wrote:
Currently if user enables HVC_DCC config option in Linux, i
On 04/12/2023 13:02, Ayan Kumar Halder wrote:
On 04/12/2023 10:31, Julien Grall wrote:
Hi Ayan,
Hi Julien,
On 01/12/2023 18:50, Ayan Kumar Halder wrote:
Currently if user enables HVC_DCC config option in Linux, it invokes
access to debug data transfer registers (ie DBGDTRTX_EL0 on arm64,
On 04/12/2023 10:31, Julien Grall wrote:
Hi Ayan,
Hi Julien,
On 01/12/2023 18:50, Ayan Kumar Halder wrote:
Currently if user enables HVC_DCC config option in Linux, it invokes
access to debug data transfer registers (ie DBGDTRTX_EL0 on arm64,
DBGDTRTXINT on arm32). As these registers are no
Hi Ayan,
On 01/12/2023 18:50, Ayan Kumar Halder wrote:
Currently if user enables HVC_DCC config option in Linux, it invokes
access to debug data transfer registers (ie DBGDTRTX_EL0 on arm64,
DBGDTRTXINT on arm32). As these registers are not emulated, Xen injects
an undefined exception to the gue
Hi Ayan,
On 01/12/2023 19:50, Ayan Kumar Halder wrote:
> Currently if user enables HVC_DCC config option in Linux, it invokes
> access to debug data transfer registers (ie DBGDTRTX_EL0 on arm64,
> DBGDTRTXINT on arm32). As these registers are not emulated, Xen injects
> an undefined exception to t
Currently if user enables HVC_DCC config option in Linux, it invokes
access to debug data transfer registers (ie DBGDTRTX_EL0 on arm64,
DBGDTRTXINT on arm32). As these registers are not emulated, Xen injects
an undefined exception to the guest. And Linux crashes.
We wish to avoid this crash by add
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