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101 lines
3.2 KiB
101 lines
3.2 KiB
/* 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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#ifdef CONFIG_SMP |
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extern unsigned int sysctl_hung_task_all_cpu_backtrace; |
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#else |
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#define sysctl_hung_task_all_cpu_backtrace 0 |
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#endif /* CONFIG_SMP */ |
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extern int sysctl_hung_task_check_count; |
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extern unsigned int sysctl_hung_task_panic; |
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extern unsigned long sysctl_hung_task_timeout_secs; |
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extern unsigned long sysctl_hung_task_check_interval_secs; |
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extern int sysctl_hung_task_warnings; |
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int proc_dohung_task_timeout_secs(struct ctl_table *table, int write, |
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void *buffer, size_t *lenp, loff_t *ppos); |
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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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extern unsigned int sysctl_sched_latency; |
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extern unsigned int sysctl_sched_min_granularity; |
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extern unsigned int sysctl_sched_wakeup_granularity; |
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extern unsigned int sysctl_sched_child_runs_first; |
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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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extern enum sched_tunable_scaling sysctl_sched_tunable_scaling; |
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extern unsigned int sysctl_numa_balancing_scan_delay; |
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extern unsigned int sysctl_numa_balancing_scan_period_min; |
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extern unsigned int sysctl_numa_balancing_scan_period_max; |
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extern unsigned int sysctl_numa_balancing_scan_size; |
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#ifdef CONFIG_SCHED_DEBUG |
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extern __read_mostly unsigned int sysctl_sched_migration_cost; |
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extern __read_mostly unsigned int sysctl_sched_nr_migrate; |
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int sched_proc_update_handler(struct ctl_table *table, int write, |
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void *buffer, size_t *length, loff_t *ppos); |
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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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#ifdef CONFIG_SCHED_AUTOGROUP |
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extern unsigned int sysctl_sched_autogroup_enabled; |
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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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