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kernel/reboot: Add kernel_can_power_off()

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Add kernel_can_power_off() helper that replaces open-coded checks of
the global pm_power_off variable. This is a necessary step towards
supporting chained power-off handlers.

Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Dmitry Osipenko
2022-05-10 02:32:15 +03:00
committed by Rafael J. Wysocki
parent 5d34b41aa4
commit 0e2110d2e9
2 changed files with 14 additions and 1 deletions
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include/linux/reboot.h
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@@ -149,6 +149,7 @@ extern void kernel_restart_prepare(char *cmd);
extern void kernel_restart(char *cmd);
extern void kernel_halt(void);
extern void kernel_power_off(void);
extern bool kernel_can_power_off(void);
extern int C_A_D; /* for sysctl */
void ctrl_alt_del(void);