linux-kernel - [PATCH 06/22] KVM: selftests: Use vcpu_arch_put_guest() in mmu_stress

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Message-ID: <20240809194335.1726916-7-seanjc@google.com>
Date: Fri,  9 Aug 2024 12:43:18 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Oliver Upton <oliver.upton@...ux.dev>, Marc Zyngier <maz@...nel.org>, Peter Xu <peterx@...hat.com>, 
	James Houghton <jthoughton@...gle.com>
Subject: [PATCH 06/22] KVM: selftests: Use vcpu_arch_put_guest() in mmu_stress_test

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@...gle.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);
 	}
 }
-- 
2.46.0.76.ge559c4bf1a-goog