Re: [PATCH 2/3] arm/xen: add support for vm_assist hypercall
From: Stefano Stabellini
Date: Tue Jul 05 2016 - 11:04:00 EST
On Wed, 22 Jun 2016, Juergen Gross wrote:
> Add support for the Xen HYPERVISOR_vm_assist hypercall.
>
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> arch/arm/include/asm/xen/hypercall.h | 1 +
> arch/arm/xen/enlighten.c | 1 +
> arch/arm/xen/hypercall.S | 1 +
> arch/arm64/xen/hypercall.S | 1 +
> 4 files changed, 4 insertions(+)
>
> diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
> index b6b962d..9d874db 100644
> --- a/arch/arm/include/asm/xen/hypercall.h
> +++ b/arch/arm/include/asm/xen/hypercall.h
> @@ -52,6 +52,7 @@ int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
> int HYPERVISOR_physdev_op(int cmd, void *arg);
> int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
> int HYPERVISOR_tmem_op(void *arg);
> +int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type);
> int HYPERVISOR_platform_op_raw(void *arg);
> static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
> {
> diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
> index 71db30c..0f3aa12 100644
> --- a/arch/arm/xen/enlighten.c
> +++ b/arch/arm/xen/enlighten.c
> @@ -389,4 +389,5 @@ EXPORT_SYMBOL_GPL(HYPERVISOR_vcpu_op);
> EXPORT_SYMBOL_GPL(HYPERVISOR_tmem_op);
> EXPORT_SYMBOL_GPL(HYPERVISOR_platform_op);
> EXPORT_SYMBOL_GPL(HYPERVISOR_multicall);
> +EXPORT_SYMBOL_GPL(HYPERVISOR_vm_assist);
> EXPORT_SYMBOL_GPL(privcmd_call);
> diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S
> index 9a36f4f..a648dfc 100644
> --- a/arch/arm/xen/hypercall.S
> +++ b/arch/arm/xen/hypercall.S
> @@ -91,6 +91,7 @@ HYPERCALL3(vcpu_op);
> HYPERCALL1(tmem_op);
> HYPERCALL1(platform_op_raw);
> HYPERCALL2(multicall);
> +HYPERCALL2(vm_assist);
>
> ENTRY(privcmd_call)
> stmdb sp!, {r4}
> diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
> index 70df80e..329c802 100644
> --- a/arch/arm64/xen/hypercall.S
> +++ b/arch/arm64/xen/hypercall.S
> @@ -82,6 +82,7 @@ HYPERCALL3(vcpu_op);
> HYPERCALL1(tmem_op);
> HYPERCALL1(platform_op_raw);
> HYPERCALL2(multicall);
> +HYPERCALL2(vm_assist);
>
> ENTRY(privcmd_call)
> mov x16, x0
> --
> 2.6.6
>