diff mbox series

[10/42] KVM: selftests: Check for _both_ XTILE data and cfg in AMX test

Message ID 20220604012058.1972195-11-seanjc@google.com (mailing list archive)
State New, archived
Headers show
Series KVM: selftests: Overhaul Part II - CPUID | expand

Commit Message

Sean Christopherson June 4, 2022, 1:20 a.m. UTC
Check for _both_ XTILE data and cfg support in the AMX test instead of
checking for _either_ feature.  Practically speaking, no sane CPU or vCPU
will support one but not the other, but the effective "or" behavior is
subtle and technically incorrect.

Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 tools/testing/selftests/kvm/x86_64/amx_test.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/kvm/x86_64/amx_test.c b/tools/testing/selftests/kvm/x86_64/amx_test.c
index 7127873bb0cb..dcad838953d0 100644
--- a/tools/testing/selftests/kvm/x86_64/amx_test.c
+++ b/tools/testing/selftests/kvm/x86_64/amx_test.c
@@ -335,7 +335,8 @@  int main(int argc, char *argv[])
 	TEST_REQUIRE(kvm_get_cpuid_max_basic() >= 0xd);
 
 	entry = kvm_get_supported_cpuid_index(0xd, 0);
-	TEST_REQUIRE(entry->eax & XFEATURE_MASK_XTILE);
+	TEST_REQUIRE(entry->eax & XFEATURE_MASK_XTILECFG);
+	TEST_REQUIRE(entry->eax & XFEATURE_MASK_XTILEDATA);
 
 	/* Get xsave/restore max size */
 	xsave_restore_size = entry->ecx;