diff mbox

[v9,12/12] ARM/ARM64: KVM: Advertise KVM_CAP_ARM_PSCI_0_2 to user space

Message ID 1397542455-354-13-git-send-email-anup.patel@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Anup Patel April 15, 2014, 6:14 a.m. UTC 
We have PSCI v0.2 emulation available in KVM ARM/ARM64
hence advertise this to user space (i.e. QEMU or KVMTOOL)
via KVM_CHECK_EXTENSION ioctl.

Signed-off-by: Anup Patel <anup.patel@linaro.org>
Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@linaro.org>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
---
 arch/arm/kvm/arm.c |    1 +
 1 file changed, 1 insertion(+)

Comments

Marc Zyngier April 15, 2014, 12:16 p.m. UTC | #1 
On Tue, Apr 15 2014 at  7:14:15 am BST, Anup Patel <anup.patel@linaro.org> wrote:
> We have PSCI v0.2 emulation available in KVM ARM/ARM64
> hence advertise this to user space (i.e. QEMU or KVMTOOL)
> via KVM_CHECK_EXTENSION ioctl.
>
> Signed-off-by: Anup Patel <anup.patel@linaro.org>
> Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@linaro.org>
> Acked-by: Christoffer Dall <christoffer.dall@linaro.org>

Acked-by: Marc Zyngier <marc.zyngier@arm.com>

> ---
>  arch/arm/kvm/arm.c |    1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
> index f0e50a0..3c82b37 100644
> --- a/arch/arm/kvm/arm.c
> +++ b/arch/arm/kvm/arm.c
> @@ -197,6 +197,7 @@ int kvm_dev_ioctl_check_extension(long ext)
>  	case KVM_CAP_DESTROY_MEMORY_REGION_WORKS:
>  	case KVM_CAP_ONE_REG:
>  	case KVM_CAP_ARM_PSCI:
> +	case KVM_CAP_ARM_PSCI_0_2:
>  		r = 1;
>  		break;
>  	case KVM_CAP_COALESCED_MMIO:
diff mbox

Patch

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index f0e50a0..3c82b37 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -197,6 +197,7 @@  int kvm_dev_ioctl_check_extension(long ext)
 	case KVM_CAP_DESTROY_MEMORY_REGION_WORKS:
 	case KVM_CAP_ONE_REG:
 	case KVM_CAP_ARM_PSCI:
+	case KVM_CAP_ARM_PSCI_0_2:
 		r = 1;
 		break;
 	case KVM_CAP_COALESCED_MMIO: