[PATCH v2 10/13] KVM: selftests: Use vcpu_arch_put_guest() in mmu_stress_test

Sean Christopherson
2024-09-11T20:54:44Z

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.

Signed-off-by: Sean Christopherson <seanjc@google.com>
---
tools/testing/selftests/kvm/mmu_stress_test.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/kvm/mmu_stress_test.c b/tools/testing/selftests/kvm/mmu_stress_test.c
index 5467b12f5903..80863e8290db 100644
--- a/tools/testing/selftests/kvm/mmu_stress_test.c
+++ b/tools/testing/selftests/kvm/mmu_stress_test.c
@@ -22,7 +22,7 @@ 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);
}
}