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KVM: selftests: Use vcpu_access_device_attr() in arm64 code

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Use vcpu_access_device_attr() in arm's arch_timer test instead of
manually retrieving the vCPU's fd.  This will allow dropping vcpu_get_fd()
in a future patch.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson
2022-02-15 11:23:34 -08:00
committed by Paolo Bonzini
parent 38d4a385a3
commit caf12f3b1d
1 changed files with 4 additions and 6 deletions
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tools/testing/selftests/kvm/aarch64/arch_timer.c
+4 -6
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@@ -349,12 +349,10 @@ static void test_run(struct kvm_vm *vm)
static void test_init_timer_irq(struct kvm_vm *vm)
{
/* Timer initid should be same for all the vCPUs, so query only vCPU-0 */
int vcpu0_fd = vcpu_get_fd(vm, 0);
kvm_device_access(vcpu0_fd, KVM_ARM_VCPU_TIMER_CTRL,
KVM_ARM_VCPU_TIMER_IRQ_PTIMER, &ptimer_irq, false);
kvm_device_access(vcpu0_fd, KVM_ARM_VCPU_TIMER_CTRL,
KVM_ARM_VCPU_TIMER_IRQ_VTIMER, &vtimer_irq, false);
vcpu_access_device_attr(vm, 0, KVM_ARM_VCPU_TIMER_CTRL,
KVM_ARM_VCPU_TIMER_IRQ_PTIMER, &ptimer_irq, false);
vcpu_access_device_attr(vm, 0, KVM_ARM_VCPU_TIMER_CTRL,
KVM_ARM_VCPU_TIMER_IRQ_VTIMER, &vtimer_irq, false);
sync_global_to_guest(vm, ptimer_irq);
sync_global_to_guest(vm, vtimer_irq);