KVM: selftests: Rename vm_handle_exception

Rename the vm_handle_exception function to a name that indicates more
clearly that it installs something: vm_install_exception_handler.
Reported-by: Nkernel test robot <oliver.sang@intel.com>
Suggested-by: NMarc Zyngier <maz@kernel.org>
Suggested-by: NAndrew Jones <drjones@redhat.com>
Signed-off-by: NRicardo Koller <ricarkol@google.com>
Reviewed-by: NAndrew Jones <drjones@redhat.com>
Signed-off-by: NMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210611011020.3420067-2-ricarkol@google.com

tools/testing/selftests/kvm/include/x86_64/processor.h

@@ -391,7 +391,7 @@ struct ex_regs {
 
 void vm_init_descriptor_tables(struct kvm_vm *vm);
 void vcpu_init_descriptor_tables(struct kvm_vm *vm, uint32_t vcpuid);
-void vm_handle_exception(struct kvm_vm *vm, int vector,
+void vm_install_exception_handler(struct kvm_vm *vm, int vector,
 			void (*handler)(struct ex_regs *));
 
 /*

tools/testing/selftests/kvm/lib/x86_64/processor.c

@@ -1244,8 +1244,8 @@ void vcpu_init_descriptor_tables(struct kvm_vm *vm, uint32_t vcpuid)
 	*(vm_vaddr_t *)addr_gva2hva(vm, (vm_vaddr_t)(&exception_handlers)) = vm->handlers;
 }
 
-void vm_handle_exception(struct kvm_vm *vm, int vector,
-			 void (*handler)(struct ex_regs *))
+void vm_install_exception_handler(struct kvm_vm *vm, int vector,
+			       void (*handler)(struct ex_regs *))
 {
 	vm_vaddr_t *handlers = (vm_vaddr_t *)addr_gva2hva(vm, vm->handlers);
 

tools/testing/selftests/kvm/x86_64/evmcs_test.c

@@ -154,8 +154,8 @@ int main(int argc, char *argv[])
 
 	vm_init_descriptor_tables(vm);
 	vcpu_init_descriptor_tables(vm, VCPU_ID);
-	vm_handle_exception(vm, UD_VECTOR, guest_ud_handler);
-	vm_handle_exception(vm, NMI_VECTOR, guest_nmi_handler);
+	vm_install_exception_handler(vm, UD_VECTOR, guest_ud_handler);
+	vm_install_exception_handler(vm, NMI_VECTOR, guest_nmi_handler);
 
 	pr_info("Running L1 which uses EVMCS to run L2\n");
 

tools/testing/selftests/kvm/x86_64/kvm_pv_test.c

@@ -227,7 +227,7 @@ int main(void)
 
 	vm_init_descriptor_tables(vm);
 	vcpu_init_descriptor_tables(vm, VCPU_ID);
-	vm_handle_exception(vm, GP_VECTOR, guest_gp_handler);
+	vm_install_exception_handler(vm, GP_VECTOR, guest_gp_handler);
 
 	enter_guest(vm);
 	kvm_vm_free(vm);

tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c

@@ -574,7 +574,7 @@ static void test_msr_filter_allow(void) {
 	vm_init_descriptor_tables(vm);
 	vcpu_init_descriptor_tables(vm, VCPU_ID);
 
-	vm_handle_exception(vm, GP_VECTOR, guest_gp_handler);
+	vm_install_exception_handler(vm, GP_VECTOR, guest_gp_handler);
 
 	/* Process guest code userspace exits. */
 	run_guest_then_process_rdmsr(vm, MSR_IA32_XSS);
@@ -588,12 +588,12 @@ static void test_msr_filter_allow(void) {
 	run_guest_then_process_wrmsr(vm, MSR_NON_EXISTENT);
 	run_guest_then_process_rdmsr(vm, MSR_NON_EXISTENT);
 
-	vm_handle_exception(vm, UD_VECTOR, guest_ud_handler);
+	vm_install_exception_handler(vm, UD_VECTOR, guest_ud_handler);
 	run_guest(vm);
-	vm_handle_exception(vm, UD_VECTOR, NULL);
+	vm_install_exception_handler(vm, UD_VECTOR, NULL);
 
 	if (process_ucall(vm) != UCALL_DONE) {
-		vm_handle_exception(vm, GP_VECTOR, guest_fep_gp_handler);
+		vm_install_exception_handler(vm, GP_VECTOR, guest_fep_gp_handler);
 
 		/* Process emulated rdmsr and wrmsr instructions. */
 		run_guest_then_process_rdmsr(vm, MSR_IA32_XSS);

tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c

@@ -462,7 +462,7 @@ int main(int argc, char *argv[])
 
 	vm_init_descriptor_tables(vm);
 	vcpu_init_descriptor_tables(vm, HALTER_VCPU_ID);
-	vm_handle_exception(vm, IPI_VECTOR, guest_ipi_handler);
+	vm_install_exception_handler(vm, IPI_VECTOR, guest_ipi_handler);
 
 	virt_pg_map(vm, APIC_DEFAULT_GPA, APIC_DEFAULT_GPA, 0);