diff options
Diffstat (limited to 'include/linux/reboot.h')
| -rw-r--r-- | include/linux/reboot.h | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/include/linux/reboot.h b/include/linux/reboot.h index e97f6b8e8586..aa08c3bbbf59 100644 --- a/include/linux/reboot.h +++ b/include/linux/reboot.h @@ -181,24 +181,34 @@ extern void orderly_reboot(void); /** * enum hw_protection_action - Hardware protection action * + * @HWPROT_ACT_DEFAULT: + * The default action should be taken. This is HWPROT_ACT_SHUTDOWN + * by default, but can be overridden. * @HWPROT_ACT_SHUTDOWN: * The system should be shut down (powered off) for HW protection. * @HWPROT_ACT_REBOOT: * The system should be rebooted for HW protection. */ -enum hw_protection_action { HWPROT_ACT_SHUTDOWN, HWPROT_ACT_REBOOT }; +enum hw_protection_action { HWPROT_ACT_DEFAULT, HWPROT_ACT_SHUTDOWN, HWPROT_ACT_REBOOT }; -void __hw_protection_shutdown(const char *reason, int ms_until_forced, - enum hw_protection_action action); +void __hw_protection_trigger(const char *reason, int ms_until_forced, + enum hw_protection_action action); -static inline void hw_protection_reboot(const char *reason, int ms_until_forced) -{ - __hw_protection_shutdown(reason, ms_until_forced, HWPROT_ACT_REBOOT); -} - -static inline void hw_protection_shutdown(const char *reason, int ms_until_forced) +/** + * hw_protection_trigger - Trigger default emergency system hardware protection action + * + * @reason: Reason of emergency shutdown or reboot to be printed. + * @ms_until_forced: Time to wait for orderly shutdown or reboot before + * triggering it. Negative value disables the forced + * shutdown or reboot. + * + * Initiate an emergency system shutdown or reboot in order to protect + * hardware from further damage. The exact action taken is controllable at + * runtime and defaults to shutdown. + */ +static inline void hw_protection_trigger(const char *reason, int ms_until_forced) { - __hw_protection_shutdown(reason, ms_until_forced, HWPROT_ACT_SHUTDOWN); + __hw_protection_trigger(reason, ms_until_forced, HWPROT_ACT_DEFAULT); } /* |