diff mbox

[v3,5/5] KVM: arm/arm64: Advertise support for KVM_CAP_ARM_USER_IRQ

Message ID 20170405092815.22503-6-cdall@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Christoffer Dall April 5, 2017, 9:28 a.m. UTC
From: Christoffer Dall <christoffer.dall@linaro.org>

Now when we support both the virtual timer and PMU reporting interrupts
to userspace, we can advertise this support.

Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
---
 arch/arm/kvm/arm.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Marc Zyngier April 6, 2017, 5:13 p.m. UTC | #1
On 05/04/17 10:28, Christoffer Dall wrote:
> From: Christoffer Dall <christoffer.dall@linaro.org>
> 
> Now when we support both the virtual timer and PMU reporting interrupts

Now that... both timers...

> to userspace, we can advertise this support.
> 
> Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
> ---
>  arch/arm/kvm/arm.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
> index f935383..b420aa9 100644
> --- a/arch/arm/kvm/arm.c
> +++ b/arch/arm/kvm/arm.c
> @@ -229,6 +229,13 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
>  		else
>  			r = kvm->arch.vgic.msis_require_devid;
>  		break;
> +	case KVM_CAP_ARM_USER_IRQ:
> +		/*
> +		 * 1: EL1_VTIMER, EL1_PTIMER, and PMU.
> +		 * (bump this number if adding more devices)
> +		 */
> +		r = 1;
> +		break;
>  	default:
>  		r = kvm_arch_dev_ioctl_check_extension(kvm, ext);
>  		break;
>
diff mbox

Patch

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index f935383..b420aa9 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -229,6 +229,13 @@  int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
 		else
 			r = kvm->arch.vgic.msis_require_devid;
 		break;
+	case KVM_CAP_ARM_USER_IRQ:
+		/*
+		 * 1: EL1_VTIMER, EL1_PTIMER, and PMU.
+		 * (bump this number if adding more devices)
+		 */
+		r = 1;
+		break;
 	default:
 		r = kvm_arch_dev_ioctl_check_extension(kvm, ext);
 		break;