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a60707d74b
move child_runs_first sysctls to fair.c and use the new register_sysctl_init() to register the sysctl interface. Signed-off-by: Zhen Ni <nizhen@uniontech.com> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SCHED_SYSCTL_H
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#define _LINUX_SCHED_SYSCTL_H
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#include <linux/types.h>
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struct ctl_table;
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#ifdef CONFIG_DETECT_HUNG_TASK
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/* used for hung_task and block/ */
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extern unsigned long sysctl_hung_task_timeout_secs;
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#else
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/* Avoid need for ifdefs elsewhere in the code */
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enum { sysctl_hung_task_timeout_secs = 0 };
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#endif
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enum sched_tunable_scaling {
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SCHED_TUNABLESCALING_NONE,
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SCHED_TUNABLESCALING_LOG,
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SCHED_TUNABLESCALING_LINEAR,
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SCHED_TUNABLESCALING_END,
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};
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#define NUMA_BALANCING_DISABLED 0x0
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#define NUMA_BALANCING_NORMAL 0x1
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#define NUMA_BALANCING_MEMORY_TIERING 0x2
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#ifdef CONFIG_NUMA_BALANCING
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extern int sysctl_numa_balancing_mode;
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#else
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#define sysctl_numa_balancing_mode 0
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#endif
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/*
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* control realtime throttling:
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*
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* /proc/sys/kernel/sched_rt_period_us
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* /proc/sys/kernel/sched_rt_runtime_us
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*/
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extern unsigned int sysctl_sched_rt_period;
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extern int sysctl_sched_rt_runtime;
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extern unsigned int sysctl_sched_dl_period_max;
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extern unsigned int sysctl_sched_dl_period_min;
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#ifdef CONFIG_UCLAMP_TASK
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extern unsigned int sysctl_sched_uclamp_util_min;
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extern unsigned int sysctl_sched_uclamp_util_max;
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extern unsigned int sysctl_sched_uclamp_util_min_rt_default;
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#endif
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#ifdef CONFIG_CFS_BANDWIDTH
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extern unsigned int sysctl_sched_cfs_bandwidth_slice;
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#endif
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extern int sysctl_sched_rr_timeslice;
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extern int sched_rr_timeslice;
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int sched_rr_handler(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sched_rt_handler(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
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void *buffer, size_t *lenp, loff_t *ppos);
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int sysctl_numa_balancing(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
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size_t *lenp, loff_t *ppos);
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#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
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extern unsigned int sysctl_sched_energy_aware;
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int sched_energy_aware_handler(struct ctl_table *table, int write,
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void *buffer, size_t *lenp, loff_t *ppos);
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#endif
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#endif /* _LINUX_SCHED_SYSCTL_H */
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