From: Dongjiu Geng Date: Fri, 12 Oct 2018 16:12:49 +0000 (+0800) Subject: arm/arm64: KVM: Enable 32 bits kvm vcpu events support X-Git-Tag: v4.20-rc1~113^2~5^2~1 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=58bf437ff64eac8aca606e42d7e4623e40b61fa1;p=linux.git arm/arm64: KVM: Enable 32 bits kvm vcpu events support The commit 539aee0edb9f ("KVM: arm64: Share the parts of get/set events useful to 32bit") shares the get/set events helper for arm64 and arm32, but forgot to share the cap extension code. User space will check whether KVM supports vcpu events by checking the KVM_CAP_VCPU_EVENTS extension Acked-by: James Morse Reviewed-by : Suzuki K Poulose Signed-off-by: Dongjiu Geng Signed-off-by: Marc Zyngier --- diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 337d2fbc2f06..b72a3dd56204 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -86,7 +86,6 @@ int kvm_arch_vm_ioctl_check_extension(struct kvm *kvm, long ext) break; case KVM_CAP_SET_GUEST_DEBUG: case KVM_CAP_VCPU_ATTRIBUTES: - case KVM_CAP_VCPU_EVENTS: r = 1; break; case KVM_CAP_ARM_VM_IPA_SIZE: diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c index 7c9d7b51ce89..11b98b2b0486 100644 --- a/virt/kvm/arm/arm.c +++ b/virt/kvm/arm/arm.c @@ -213,6 +213,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_READONLY_MEM: case KVM_CAP_MP_STATE: case KVM_CAP_IMMEDIATE_EXIT: + case KVM_CAP_VCPU_EVENTS: r = 1; break; case KVM_CAP_ARM_SET_DEVICE_ADDR: