diff mbox series

[kvm-unit-tests,32/39] nVMX: Use helper to check for EPT A/D support

Message ID 20211125012857.508243-33-seanjc@google.com (mailing list archive)
State New, archived
Headers show
Series x86/access: nVMX: Big overhaul | expand

Commit Message

Sean Christopherson Nov. 25, 2021, 1:28 a.m. UTC 
Use the existing helper to check for EPT A/D support instead of rereading
the capabilities MSR and open-coding the check.

Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 x86/vmx_tests.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/x86/vmx_tests.c b/x86/vmx_tests.c
index f2e24f6..116ae66 100644
--- a/x86/vmx_tests.c
+++ b/x86/vmx_tests.c
@@ -1485,7 +1485,7 @@  static int eptad_init(struct vmcs *vmcs)
 	if (r == VMX_TEST_EXIT)
 		return r;
 
-	if ((rdmsr(MSR_IA32_VMX_EPT_VPID_CAP) & EPT_CAP_AD_FLAG) == 0) {
+	if (!ept_ad_bits_supported()) {
 		printf("\tEPT A/D bits are not supported");
 		return VMX_TEST_EXIT;
 	}
@@ -4805,7 +4805,7 @@  static void test_ept_eptp(void)
 	/*
 	 * Accessed and dirty flag (bit 6)
 	 */
-	if (msr & EPT_CAP_AD_FLAG) {
+	if (ept_ad_bits_supported()) {
 		report_info("Processor supports accessed and dirty flag");
 		eptp &= ~EPTP_AD_FLAG;
 		test_eptp_ad_bit(eptp, true);