[v3,11/14] KVM: selftests: Use vcpu_arch_put_guest() in mmu_stress_test

Commit Message

Sean Christopherson Oct. 9, 2024, 3:49 p.m. UTC

Use vcpu_arch_put_guest() to write memory from the guest in
mmu_stress_test as an easy way to provide a bit of extra coverage.

Reviewed-by: James Houghton <[e-mail]>
Signed-off-by: Sean Christopherson <[e-mail]>
---
 tools/testing/selftests/kvm/mmu_stress_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/tools/testing/selftests/kvm/mmu_stress_test.c b/tools/testing/selftests/kvm/mmu_stress_test.c
index fbb693428a82..656a837c7f49 100644
--- a/tools/testing/selftests/kvm/mmu_stress_test.c
+++ b/tools/testing/selftests/kvm/mmu_stress_test.c
@@ -23,7 +23,7 @@  static void guest_code(uint64_t start_gpa, uint64_t end_gpa, uint64_t stride)
 
 	for (;;) {
 		for (gpa = start_gpa; gpa < end_gpa; gpa += stride)
-			*((volatile uint64_t *)gpa) = gpa;
+			vcpu_arch_put_guest(*((volatile uint64_t *)gpa), gpa);
 		GUEST_SYNC(0);
 	}
 }