Re: [PATCH] KVM: Add KVM_CAP_IRQ_ARCH capability

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On 14.03.2013, at 19:20, Scott Wood wrote:

> On 03/13/2013 08:20:44 PM, Paul Mackerras wrote:
>> Setting this capability on a vcpu connects that vcpu to an interrupt
>> controller device.  The args[0] field of the argument kvm_enable_cap
>> struct specifies the overall architecture of the interrupt
>> controller.  The args[1] field specifies the CPU number for the vcpu
>> from the interrupt controller's point of view.
>> Signed-off-by: Paul Mackerras <paulus@xxxxxxxxx>
>> ---
>> arch/powerpc/include/asm/kvm_host.h |    3 +++
>> arch/powerpc/kvm/powerpc.c          |   29 +++++++++++++++++++++++++++++
>> include/uapi/linux/kvm.h            |    1 +
>> 3 files changed, 33 insertions(+)
>> diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
>> index f4ba881..dd167e4 100644
>> --- a/arch/powerpc/include/asm/kvm_host.h
>> +++ b/arch/powerpc/include/asm/kvm_host.h
>> @@ -373,6 +373,9 @@ struct kvmppc_booke_debug_reg {
>> struct kvm_vcpu_arch {
>> 	ulong host_stack;
>> 	u32 host_pid;
>> +
>> +	u32 intr_ctrler;
>> +
> 
> That abbreviation seems a bit awkward, and we should also have a
> private-data pointer.
> 
> How about:
> 
> 	u32 irq_arch;

We also want int pic_fd, no?


Alex

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