Introduce the vmx_state_area_test_data struct for sharing test
expectation data with the nested VM.
Signed-off-by: Oliver Upton <oupton@xxxxxxxxxx>
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@xxxxxxxxxx>
---
x86/vmx_tests.c | 21 ++++++++++++++++++---
1 file changed, 18 insertions(+), 3 deletions(-)
diff --git a/x86/vmx_tests.c b/x86/vmx_tests.c
index 1d8932fad12b..95c1c01d2966 100644
--- a/x86/vmx_tests.c
+++ b/x86/vmx_tests.c
@@ -5023,13 +5023,28 @@ static void test_entry_msr_load(void)
test_vmx_valid_controls();
}
+static struct vmx_state_area_test_data {
+ u32 msr;
+ u64 exp;
+ bool enabled;
+} vmx_state_area_test_data;
+
static void guest_state_test_main(void)
{
+ u64 obs;
+ struct vmx_state_area_test_data *data = &vmx_state_area_test_data;
+
while (1) {
- if (vmx_get_test_stage() != 2)
- vmcall();
- else
+ if (vmx_get_test_stage() == 2)
break;
+
+ if (data->enabled) {
+ obs = rdmsr(data->msr);
+ report("Guest state is 0x%lx (expected 0x%lx)",
+ data->exp == obs, obs, data->exp);
+ }
+
+ vmcall();
}
asm volatile("fnop");
--
2.24.0.rc1.363.gb1bccd3e3d-goog
