KVM: selftests: Rename KVM_HAS_DEVICE_ATTR helpers for consistency

Rename kvm_device_check_attr() and its variants to kvm_has_device_attr()
to be consistent with the ioctl names and with other helpers in the KVM
selftests framework.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

tools/testing/selftests/kvm/aarch64/vgic_init.c

@@ -127,14 +127,12 @@ static void subtest_dist_rdist(struct vm_gic *v)
 						: gic_v2_dist_region;
 
 	/* Check existing group/attributes */
-	kvm_device_check_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
-			      dist.attr);
+	kvm_has_device_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, dist.attr);
 
-	kvm_device_check_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
-			      rdist.attr);
+	kvm_has_device_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, rdist.attr);
 
 	/* check non existing attribute */
-	ret = _kvm_device_check_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, -1);
+	ret = __kvm_has_device_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, -1);
 	TEST_ASSERT(ret && errno == ENXIO, "attribute not supported");
 
 	/* misaligned DIST and REDIST address settings */
@@ -176,7 +174,7 @@ static void subtest_dist_rdist(struct vm_gic *v)
 				 rdist.attr, &addr, true);
 	TEST_ASSERT(ret && errno == EEXIST, "GIC redist base set again");
 
-	ret = _kvm_device_check_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
+	ret = __kvm_has_device_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
 				     KVM_VGIC_V3_ADDR_TYPE_REDIST);
 	if (!ret) {
 		/* Attempt to mix legacy and new redistributor regions */
@@ -203,7 +201,7 @@ static void subtest_v3_redist_regions(struct vm_gic *v)
 	uint64_t addr, expected_addr;
 	int ret;
 
-	ret = kvm_device_check_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
+	ret = kvm_has_device_attr(v->gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
 				     KVM_VGIC_V3_ADDR_TYPE_REDIST);
 	TEST_ASSERT(!ret, "Multiple redist regions advertised");
 

tools/testing/selftests/kvm/include/kvm_util_base.h

@@ -482,8 +482,8 @@ void *vcpu_map_dirty_ring(struct kvm_vm *vm, uint32_t vcpuid);
  */
 void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...);
 
-int _kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr);
-int kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr);
+int __kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr);
+int kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr);
 int __kvm_test_create_device(struct kvm_vm *vm, uint64_t type);
 int __kvm_create_device(struct kvm_vm *vm, uint64_t type);
 int kvm_create_device(struct kvm_vm *vm, uint64_t type);
@@ -494,7 +494,7 @@ int kvm_device_access(int dev_fd, uint32_t group, uint64_t attr,
 void kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level);
 int _kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level);
 
-int _vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
+int __vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
 			  uint64_t attr);
 int vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
 			 uint64_t attr);

tools/testing/selftests/kvm/lib/kvm_util.c

@@ -1610,7 +1610,7 @@ void _vm_ioctl(struct kvm_vm *vm, unsigned long cmd, const char *name, void *arg
  * Device Ioctl
  */
 
-int _kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr)
+int __kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr)
 {
 	struct kvm_device_attr attribute = {
 		.group = group,
@@ -1621,9 +1621,9 @@ int _kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr)
 	return ioctl(dev_fd, KVM_HAS_DEVICE_ATTR, &attribute);
 }
 
-int kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr)
+int kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr)
 {
-	int ret = _kvm_device_check_attr(dev_fd, group, attr);
+	int ret = __kvm_has_device_attr(dev_fd, group, attr);
 
 	TEST_ASSERT(!ret, "KVM_HAS_DEVICE_ATTR failed, rc: %i errno: %i", ret, errno);
 	return ret;
@@ -1686,18 +1686,18 @@ int kvm_device_access(int dev_fd, uint32_t group, uint64_t attr,
 	return ret;
 }
 
-int _vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
+int __vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
 			  uint64_t attr)
 {
 	struct vcpu *vcpu = vcpu_get(vm, vcpuid);
 
-	return _kvm_device_check_attr(vcpu->fd, group, attr);
+	return __kvm_has_device_attr(vcpu->fd, group, attr);
 }
 
 int vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
 				 uint64_t attr)
 {
-	int ret = _vcpu_has_device_attr(vm, vcpuid, group, attr);
+	int ret = __vcpu_has_device_attr(vm, vcpuid, group, attr);
 
 	TEST_ASSERT(!ret, "KVM_HAS_DEVICE_ATTR IOCTL failed, rc: %i errno: %i", ret, errno);
 	return ret;

tools/testing/selftests/kvm/system_counter_offset_test.c

@@ -30,7 +30,7 @@ static struct test_case test_cases[] = {
 
 static void check_preconditions(struct kvm_vm *vm)
 {
-	if (!_vcpu_has_device_attr(vm, VCPU_ID, KVM_VCPU_TSC_CTRL, KVM_VCPU_TSC_OFFSET))
+	if (!__vcpu_has_device_attr(vm, VCPU_ID, KVM_VCPU_TSC_CTRL, KVM_VCPU_TSC_OFFSET))
 		return;
 
 	print_skip("KVM_VCPU_TSC_OFFSET not supported; skipping test");