[mirror_ubuntu-jammy-kernel.git] / include / linux / sched / 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 */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
ef8bd77f IM	2	#ifndef _LINUX_SCHED_HOTPLUG_H
	3	#define _LINUX_SCHED_HOTPLUG_H
	4
0ca01569 IM	5	/*
	6	* Scheduler interfaces for hotplug CPU support:
	7	*/
	8
	9	extern int sched_cpu_starting(unsigned int cpu);
	10	extern int sched_cpu_activate(unsigned int cpu);
	11	extern int sched_cpu_deactivate(unsigned int cpu);
	12
	13	#ifdef CONFIG_HOTPLUG_CPU
1cf12e08	14	extern int sched_cpu_wait_empty(unsigned int cpu);
0ca01569 IM	15	extern int sched_cpu_dying(unsigned int cpu);
0ca01569 IM	16	#else
1cf12e08	17	# define sched_cpu_wait_empty NULL
0ca01569 IM	18	# define sched_cpu_dying NULL
	19	#endif
	20
	21	#ifdef CONFIG_HOTPLUG_CPU
	22	extern void idle_task_exit(void);
	23	#else
	24	static inline void idle_task_exit(void) {}
	25	#endif
	26
ef8bd77f	27	#endif /* _LINUX_SCHED_HOTPLUG_H */