Re: [Xen-devel] [PATCH 2/7] xen/arm/vgic-v2: Ignore write to GICD_ISACTIVERn registers

2018-04-12 Thread Mirela Simonovic
Hi, On Thu, Apr 12, 2018 at 1:31 AM, Stefano Stabellini wrote: > On Wed, 11 Apr 2018, Julien Grall wrote: >> On 11/04/18 14:19, Mirela Simonovic wrote: >> > Guests attempt to write into these registers on resume (for example Linux). >> > Without this patch a data abort exception will be raised t

Re: [Xen-devel] [PATCH 2/7] xen/arm/vgic-v2: Ignore write to GICD_ISACTIVERn registers

2018-04-11 Thread Stefano Stabellini
On Wed, 11 Apr 2018, Julien Grall wrote: > On 11/04/18 14:19, Mirela Simonovic wrote: > > Guests attempt to write into these registers on resume (for example Linux). > > Without this patch a data abort exception will be raised to the guest. > > This patch handles the write access by ignoring it. Th

Re: [Xen-devel] [PATCH 2/7] xen/arm/vgic-v2: Ignore write to GICD_ISACTIVERn registers

2018-04-11 Thread Julien Grall
Hi, On 11/04/18 14:19, Mirela Simonovic wrote: Guests attempt to write into these registers on resume (for example Linux). Without this patch a data abort exception will be raised to the guest. This patch handles the write access by ignoring it. This should be fine for now because reading these