[PATCH v2 5/5] KVM: arm/arm64: Advertise support for KVM_CAP_ARM_USER_IRQ
Christoffer Dall
cdall at linaro.org
Fri Feb 3 06:56:55 PST 2017
From: Christoffer Dall <christoffer.dall at 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 at 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 92f38f6..71cf78e 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -226,6 +226,13 @@ 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;
--
2.9.0
More information about the linux-arm-kernel
mailing list