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authorJuergen Gross <jgross@suse.com>2016-07-06 07:00:29 +0200
committerDavid Vrabel <david.vrabel@citrix.com>2016-07-06 10:42:14 +0100
commit4b5ae0150f29f494427a5d5561f1cd43e6cb2396 (patch)
tree101884583d6befe2adf1f428f6ed18f73e09a7a4
parentxen: update xen headers (diff)
downloadlinux-dev-4b5ae0150f29f494427a5d5561f1cd43e6cb2396.tar.xz
linux-dev-4b5ae0150f29f494427a5d5561f1cd43e6cb2396.zip
arm/xen: add support for vm_assist hypercall
Add support for the Xen HYPERVISOR_vm_assist hypercall. Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Reviewed-by: Julien Grall <julien.grall@arm.com> Reviewed-by: Stefano Stabellini <sstabellini@kernel.org> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to '')
-rw-r--r--arch/arm/include/asm/xen/hypercall.h1
-rw-r--r--arch/arm/xen/enlighten.c1
-rw-r--r--arch/arm/xen/hypercall.S1
-rw-r--r--arch/arm64/xen/hypercall.S1
4 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
index b6b962d70db9..9d874db13c0e 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 47acb3613f40..2f4c3aa540eb 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -466,4 +466,5 @@ 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 9a36f4f49c10..a648dfc3be30 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 70df80e8da2c..329c8027b0a9 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