[PATCH v3 09/11] KVM: arm/arm64: merge GICv3 RD_base and SGI_base register frames
andre.przywara at arm.com
Thu Mar 26 17:14:07 PDT 2015
On 03/26/2015 09:53 PM, Marc Zyngier wrote:
> On Thu, 26 Mar 2015 14:39:36 +0000
> Andre Przywara <andre.przywara at arm.com> wrote:
>> Currently we handle the redistributor registers in two separate MMIO
>> regions, one for the overall behaviour and SPIs and one for the
>> SGIs/PPIs. That latter forces the creation of _two_ KVM I/O bus
>> devices for each redistributor.
>> Since the spec mandates those two pages to be contigious, we could as
>> well merge them and save the churn with the second KVM I/O bus device.
>> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> I wonder why we didn't have it that way the first place...
Me too ;-)
> Reviewed-by: Marc Zyngier <marc.zyngier at arm.com>
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