[PATCH v1] xen: fix HYPERVISOR_dm_op() prototype

From: Sergey Dyasli
Date: Mon Jun 05 2017 - 04:41:40 EST


Change the third parameter to be the required struct xen_dm_op_buf *
instead of a generic void * (which blindly accepts any pointer).

Signed-off-by: Sergey Dyasli <sergey.dyasli@xxxxxxxxxx>
---
arch/x86/include/asm/xen/hypercall.h | 3 ++-
include/xen/arm/hypercall.h | 4 +++-
2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h
index f6d20f6cca12..e111ae874647 100644
--- a/arch/x86/include/asm/xen/hypercall.h
+++ b/arch/x86/include/asm/xen/hypercall.h
@@ -49,6 +49,7 @@
#include <xen/interface/physdev.h>
#include <xen/interface/platform.h>
#include <xen/interface/xen-mca.h>
+#include <xen/interface/hvm/dm_op.h>

/*
* The hypercall asms have to meet several constraints:
@@ -474,7 +475,7 @@ HYPERVISOR_xenpmu_op(unsigned int op, void *arg)

static inline int
HYPERVISOR_dm_op(
- domid_t dom, unsigned int nr_bufs, void *bufs)
+ domid_t dom, unsigned int nr_bufs, struct xen_dm_op_buf *bufs)
{
return _hypercall3(int, dm_op, dom, nr_bufs, bufs);
}
diff --git a/include/xen/arm/hypercall.h b/include/xen/arm/hypercall.h
index 73db4b2eeb89..d3a732d1ede8 100644
--- a/include/xen/arm/hypercall.h
+++ b/include/xen/arm/hypercall.h
@@ -38,6 +38,7 @@
#include <xen/interface/xen.h>
#include <xen/interface/sched.h>
#include <xen/interface/platform.h>
+#include <xen/interface/hvm/dm_op.h>

long privcmd_call(unsigned call, unsigned long a1,
unsigned long a2, unsigned long a3,
@@ -53,7 +54,8 @@ 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_dm_op(domid_t domid, unsigned int nr_bufs, void *bufs);
+int HYPERVISOR_dm_op(domid_t domid, unsigned int nr_bufs,
+ struct xen_dm_op_buf *bufs);
int HYPERVISOR_platform_op_raw(void *arg);
static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
{
--
2.11.0