linux-kernel - [PATCH 2/3] arm/xen: add support for vm

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Message-Id: <1466579034-12113-3-git-send-email-jgross@suse.com>
Date:	Wed, 22 Jun 2016 09:03:53 +0200
From:	Juergen Gross <jgross@...e.com>
To:	xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:	sstabellini@...nel.org, boris.ostrovsky@...cle.com,
	david.vrabel@...rix.com, Juergen Gross <jgross@...e.com>
Subject: [PATCH 2/3] arm/xen: add support for vm_assist hypercall

Add support for the Xen HYPERVISOR_vm_assist hypercall.

Signed-off-by: Juergen Gross <jgross@...e.com>
---
 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