[PATCH 09/11] KVM: selftests: Drop manual XCR0 configuration from state test
From: Sean Christopherson
Date: Thu Oct 03 2024 - 19:46:50 EST
Now that CR4.OSXSAVE and XCR0 are setup by default, drop the manual
enabling from the state test, which is fully redundant with the default
behavior.
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
tools/testing/selftests/kvm/x86_64/state_test.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/tools/testing/selftests/kvm/x86_64/state_test.c b/tools/testing/selftests/kvm/x86_64/state_test.c
index 1c756db329e5..141b7fc0c965 100644
--- a/tools/testing/selftests/kvm/x86_64/state_test.c
+++ b/tools/testing/selftests/kvm/x86_64/state_test.c
@@ -145,11 +145,6 @@ static void __attribute__((__flatten__)) guest_code(void *arg)
memset(buffer, 0xcc, sizeof(buffer));
- set_cr4(get_cr4() | X86_CR4_OSXSAVE);
- GUEST_ASSERT(this_cpu_has(X86_FEATURE_OSXSAVE));
-
- xsetbv(0, xgetbv(0) | supported_xcr0);
-
/*
* Modify state for all supported xfeatures to take them out of
* their "init" state, i.e. to make them show up in XSTATE_BV.
--
2.47.0.rc0.187.ge670bccf7e-goog