mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
![Alexey Dobriyan](/assets/img/avatar_default.png)
Runqueue ->nr_iowait counters are 32-bit anyway. Propagate 32-bitness into other code, but don't try too hard. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lore.kernel.org/r/20210422200228.1423391-3-adobriyan@gmail.com
34 lines
887 B
C
34 lines
887 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_SCHED_STAT_H
|
|
#define _LINUX_SCHED_STAT_H
|
|
|
|
#include <linux/percpu.h>
|
|
#include <linux/kconfig.h>
|
|
|
|
/*
|
|
* Various counters maintained by the scheduler and fork(),
|
|
* exposed via /proc, sys.c or used by drivers via these APIs.
|
|
*
|
|
* ( Note that all these values are acquired without locking,
|
|
* so they can only be relied on in narrow circumstances. )
|
|
*/
|
|
|
|
extern unsigned long total_forks;
|
|
extern int nr_threads;
|
|
DECLARE_PER_CPU(unsigned long, process_counts);
|
|
extern int nr_processes(void);
|
|
extern unsigned int nr_running(void);
|
|
extern bool single_task_running(void);
|
|
extern unsigned int nr_iowait(void);
|
|
extern unsigned int nr_iowait_cpu(int cpu);
|
|
|
|
static inline int sched_info_on(void)
|
|
{
|
|
return IS_ENABLED(CONFIG_SCHED_INFO);
|
|
}
|
|
|
|
#ifdef CONFIG_SCHEDSTATS
|
|
void force_schedstat_enabled(void);
|
|
#endif
|
|
|
|
#endif /* _LINUX_SCHED_STAT_H */
|