> -Original Message-
> From: Julien Grall
> Sent: 2021年10月21日 1:45
> To: Hongda Deng ; xen-
> de...@lists.xenproject.org; sstabell...@kernel.org
> Cc: Bertrand Marquis ; Wei Chen
>
> Subject: Re: [PATCH v3] xen/arm: vgic to ignore GICD ICPENDRn registers
Hi Hongda,
Title: I would suggest the following title:
xen/arm: vgic: Ignore write access to ICPENDR*
On 20/10/2021 11:10, Hongda Deng wrote:
Currently, Xen will return IO unhandled when guests access GICD ICPENRn
registers. This will raise a data abort inside guest. For Linux Guest,
these vir
Julien Grall writes ("Re: [PATCH v3] xen/arm: vgic to ignore GICD ICPENDRn
registers access"):
> TL;DR: This is a bug fix and I agree that this should be included in 4.16.
Thank you very much for the detailed and helpful reply.
Release-Acked-by: Ian Jackson
Hi Ian,
On 20/10/2021 14:30, Ian Jackson wrote:
~Bertrand Marquis writes ("Re: [PATCH v3] xen/arm: vgic to ignore GICD ICPENDRn
registers access"):
[+Ian]
On 20 Oct 2021, at 11:10, Hongda Deng wrote:
Currently, Xen will return IO unhandled when guests access GICD ICPENRn
regis
~Bertrand Marquis writes ("Re: [PATCH v3] xen/arm: vgic to ignore GICD ICPENDRn
registers access"):
> [+Ian]
> > On 20 Oct 2021, at 11:10, Hongda Deng wrote:
> >
> > Currently, Xen will return IO unhandled when guests access GICD ICPENRn
> > registers. This
Hi Hongda,
[+Ian]
> On 20 Oct 2021, at 11:10, Hongda Deng wrote:
>
> Currently, Xen will return IO unhandled when guests access GICD ICPENRn
> registers. This will raise a data abort inside guest. For Linux Guest,
> these virtual registers will not be accessed. But for Zephyr, in its
> GIC init
Currently, Xen will return IO unhandled when guests access GICD ICPENRn
registers. This will raise a data abort inside guest. For Linux Guest,
these virtual registers will not be accessed. But for Zephyr, in its
GIC initialization code, these virtual registers will be accessed. And
zephyr guest wil
