diff options
Diffstat (limited to '')
-rw-r--r-- | kernel/trace/rv/reactor_panic.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/kernel/trace/rv/reactor_panic.c b/kernel/trace/rv/reactor_panic.c new file mode 100644 index 0000000000..0186ff4cbd --- /dev/null +++ b/kernel/trace/rv/reactor_panic.c @@ -0,0 +1,42 @@ +// 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> + +static void rv_panic_reaction(char *msg) +{ + panic(msg); +} + +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."); |