Re: [Qemu-devel] [kvm-unit-tests PATCH v7 00/11] QEMU MTTCG Test cases

[Peter Maydell]

On 28 November 2016 at 11:58, Andrew Jones <address@hidden> wrote:
> On Mon, Nov 28, 2016 at 11:14:48AM +0000, Peter Maydell wrote:
>> On 28 November 2016 at 11:12, Alex Bennée <address@hidden> wrote:
>> >
>> > Andrew Jones <address@hidden> writes:
>> >> I've skimmed over everything looking at it from a framwork/sytle
>> >> perspective. I didn't dig in trying to understand the tests though.
>> >> One general comment, I see many tests introduce MAX_CPUS 8. Why do
>> >> that? Why not allow all cpus by using NR_CPUS for the array sizes?
>> >
>> > Yeah - I can fix those. I wonder what the maximum is with GIC V3?
>>
>> So large that you don't want to hardcode it as an array size...
>
> 255 with the gic series, not yet merged.

I was talking about the architectural GICv3 limit, which is larger
than that by many orders of magnitude. For QEMU it looks like
MAX_CPUMASK_BITS is now 288 rather than 255.

thanks
-- PMM