162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef _LINUX_SCHED_HOTPLUG_H 362306a36Sopenharmony_ci#define _LINUX_SCHED_HOTPLUG_H 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci/* 662306a36Sopenharmony_ci * Scheduler interfaces for hotplug CPU support: 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ciextern int sched_cpu_starting(unsigned int cpu); 1062306a36Sopenharmony_ciextern int sched_cpu_activate(unsigned int cpu); 1162306a36Sopenharmony_ciextern int sched_cpu_deactivate(unsigned int cpu); 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#ifdef CONFIG_HOTPLUG_CPU 1462306a36Sopenharmony_ciextern int sched_cpu_wait_empty(unsigned int cpu); 1562306a36Sopenharmony_ciextern int sched_cpu_dying(unsigned int cpu); 1662306a36Sopenharmony_ci#else 1762306a36Sopenharmony_ci# define sched_cpu_wait_empty NULL 1862306a36Sopenharmony_ci# define sched_cpu_dying NULL 1962306a36Sopenharmony_ci#endif 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci#ifdef CONFIG_HOTPLUG_CPU 2262306a36Sopenharmony_ciextern void idle_task_exit(void); 2362306a36Sopenharmony_ci#else 2462306a36Sopenharmony_cistatic inline void idle_task_exit(void) {} 2562306a36Sopenharmony_ci#endif 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ci#endif /* _LINUX_SCHED_HOTPLUG_H */ 28