mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 10:05:18 +07:00
ea14b57e8a
It was suggested that a migration hint might be usefull for the CPU-freq governors. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Juri Lelli <juri.lelli@arm.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
26 lines
703 B
C
26 lines
703 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_SCHED_CPUFREQ_H
|
|
#define _LINUX_SCHED_CPUFREQ_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
/*
|
|
* Interface between cpufreq drivers and the scheduler:
|
|
*/
|
|
|
|
#define SCHED_CPUFREQ_IOWAIT (1U << 0)
|
|
#define SCHED_CPUFREQ_MIGRATION (1U << 1)
|
|
|
|
#ifdef CONFIG_CPU_FREQ
|
|
struct update_util_data {
|
|
void (*func)(struct update_util_data *data, u64 time, unsigned int flags);
|
|
};
|
|
|
|
void cpufreq_add_update_util_hook(int cpu, struct update_util_data *data,
|
|
void (*func)(struct update_util_data *data, u64 time,
|
|
unsigned int flags));
|
|
void cpufreq_remove_update_util_hook(int cpu);
|
|
#endif /* CONFIG_CPU_FREQ */
|
|
|
|
#endif /* _LINUX_SCHED_CPUFREQ_H */
|