https://github.com/torvalds/linux
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Tip revision: 80e78fcce86de0288793a0ef0f6acf37656ee4cf authored by Linus Torvalds on 11 September 2022, 20:22:01 UTC
Linux 6.0-rc5
Tip revision: 80e78fc
hotplug.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_HOTPLUG_H
#define _LINUX_SCHED_HOTPLUG_H

/*
 * Scheduler interfaces for hotplug CPU support:
 */

extern int sched_cpu_starting(unsigned int cpu);
extern int sched_cpu_activate(unsigned int cpu);
extern int sched_cpu_deactivate(unsigned int cpu);

#ifdef CONFIG_HOTPLUG_CPU
extern int sched_cpu_wait_empty(unsigned int cpu);
extern int sched_cpu_dying(unsigned int cpu);
#else
# define sched_cpu_wait_empty	NULL
# define sched_cpu_dying	NULL
#endif

#ifdef CONFIG_HOTPLUG_CPU
extern void idle_task_exit(void);
#else
static inline void idle_task_exit(void) {}
#endif

#endif /* _LINUX_SCHED_HOTPLUG_H */
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