The vmx test code calls cpuid(0x80000008) without checking xlevel first.
Change it to use cpuid_maxphyaddr() instead.
Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
---
x86/vmx.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/x86/vmx.c b/x86/vmx.c
index ef9caca..132e5f0 100644
--- a/x86/vmx.c
+++ b/x86/vmx.c
@@ -161,7 +161,7 @@ void print_vmexit_info()
static void test_vmclear(void)
{
struct vmcs *tmp_root;
- int width = cpuid(0x80000008).a & 0xff;
+ int width = cpuid_maxphyaddr();
/*
* Note- The tests below do not necessarily have a
@@ -652,7 +652,7 @@ static int test_vmxon(void)
{
int ret, ret1;
u64 *tmp_region = vmxon_region;
- int width = cpuid(0x80000008).a & 0xff;
+ int width = cpuid_maxphyaddr();
/* Unaligned page access */
vmxon_region = (u64 *)((intptr_t)vmxon_region + 1);
@@ -694,7 +694,7 @@ out:
static void test_vmptrld(void)
{
struct vmcs *vmcs, *tmp_root;
- int width = cpuid(0x80000008).a & 0xff;
+ int width = cpuid_maxphyaddr();
vmcs = alloc_page();
vmcs->revision_id = basic.revision;
--
1.9.3
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