[PATCH v2 6/7] KVM: selftests: implement an unchecked version of vcpu_ioctl()

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In case we want to test failing ioctls we need an option to not
fail. Following _vcpu_run() precedent implement _vcpu_ioctl().

Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
---
 tools/testing/selftests/kvm/include/kvm_util.h |  2 ++
 tools/testing/selftests/kvm/lib/kvm_util.c     | 14 ++++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
index a4e59e3b4826..539028f91582 100644
--- a/tools/testing/selftests/kvm/include/kvm_util.h
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -78,6 +78,8 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
 
 void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl,
 		void *arg);
+int _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl,
+		void *arg);
 void vm_ioctl(struct kvm_vm *vm, unsigned long ioctl, void *arg);
 void vm_mem_region_set_flags(struct kvm_vm *vm, uint32_t slot, uint32_t flags);
 void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot,
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 1b41e71283d5..9635090cd699 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -1269,6 +1269,16 @@ int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs)
  */
 void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid,
 		unsigned long cmd, void *arg)
+{
+	int ret;
+
+	ret = _vcpu_ioctl(vm, vcpuid, cmd, arg);
+	TEST_ASSERT(ret == 0, "vcpu ioctl %lu failed, rc: %i errno: %i (%s)",
+		cmd, ret, errno, strerror(errno));
+}
+
+int _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid,
+		unsigned long cmd, void *arg)
 {
 	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
 	int ret;
@@ -1276,8 +1286,8 @@ void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid,
 	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
 
 	ret = ioctl(vcpu->fd, cmd, arg);
-	TEST_ASSERT(ret == 0, "vcpu ioctl %lu failed, rc: %i errno: %i (%s)",
-		cmd, ret, errno, strerror(errno));
+
+	return ret;
 }
 
 /*
-- 
2.19.2




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