// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2019-2022 Red Hat, Inc. Daniel Bristot de Oliveira <bristot@kernel.org> * * Panic RV reactor: * Prints the exception msg to the kernel message log and panic(). */ #include <linux/ftrace.h> #include <linux/tracepoint.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> #include <linux/rv.h> __printf(1, 2) static void rv_panic_reaction(const char *msg, ...) { va_list args; va_start(args, msg); vpanic(msg, args); va_end(args); } static struct rv_reactor rv_panic = { .name = "panic", .description = "panic the system if an exception is found.", .react = rv_panic_reaction }; static int __init register_react_panic(void) { rv_register_reactor(&rv_panic); return 0; } static void __exit unregister_react_panic(void) { rv_unregister_reactor(&rv_panic); } module_init(register_react_panic); module_exit(unregister_react_panic); MODULE_AUTHOR("Daniel Bristot de Oliveira"); MODULE_DESCRIPTION("panic rv reactor: panic if an exception is found.");