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gerrit-public.fairphone.software / kernel / msm-4.9 / 13ff5130ff6eeda5b517cf3a9d7b8f1ab534e106 / . / include / linux / sched / sysctl.h
blob: 1f3c27436213ccda11a2347baf1d7182300725fc [file] [log] [blame]
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]1#ifndef _SCHED_SYSCTL_H
2#define _SCHED_SYSCTL_H
3
4#ifdef CONFIG_DETECT_HUNG_TASK
Li Zefancd646472013-09-23 16:43:58 +0800[diff] [blame]5extern int sysctl_hung_task_check_count;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]6extern unsigned int sysctl_hung_task_panic;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]7extern unsigned long sysctl_hung_task_timeout_secs;
Aaron Tomlin270750db2014-01-20 17:34:13 +0000[diff] [blame]8extern int sysctl_hung_task_warnings;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]9extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
10 void __user *buffer,
11 size_t *lenp, loff_t *ppos);
12#else
13/* Avoid need for ifdefs elsewhere in the code */
14enum { sysctl_hung_task_timeout_secs = 0 };
15#endif
16
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]17extern unsigned int sysctl_sched_latency;
18extern unsigned int sysctl_sched_min_granularity;
19extern unsigned int sysctl_sched_wakeup_granularity;
20extern unsigned int sysctl_sched_child_runs_first;
Juri Lelli1931b932016-07-29 14:04:11 +0100[diff] [blame]21extern unsigned int sysctl_sched_sync_hint_enable;
Srinath Sridharanbf47bdd2016-07-14 09:57:29 +0100[diff] [blame]22extern unsigned int sysctl_sched_cstate_aware;
Srivatsa Vaddagiri26c21542016-05-31 09:08:38 -0700[diff] [blame]23#ifdef CONFIG_SCHED_WALT
24extern unsigned int sysctl_sched_use_walt_cpu_util;
25extern unsigned int sysctl_sched_use_walt_task_util;
26extern unsigned int sysctl_sched_walt_init_task_load_pct;
Srinath Sridharan3a73c962016-07-22 13:21:15 +0100[diff] [blame]27extern unsigned int sysctl_sched_walt_cpu_high_irqload;
Srivatsa Vaddagiri26c21542016-05-31 09:08:38 -0700[diff] [blame]28#endif
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]29
30enum sched_tunable_scaling {
31 SCHED_TUNABLESCALING_NONE,
32 SCHED_TUNABLESCALING_LOG,
33 SCHED_TUNABLESCALING_LINEAR,
34 SCHED_TUNABLESCALING_END,
35};
36extern enum sched_tunable_scaling sysctl_sched_tunable_scaling;
37
38extern unsigned int sysctl_numa_balancing_scan_delay;
39extern unsigned int sysctl_numa_balancing_scan_period_min;
40extern unsigned int sysctl_numa_balancing_scan_period_max;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]41extern unsigned int sysctl_numa_balancing_scan_size;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]42
43#ifdef CONFIG_SCHED_DEBUG
Matthias Kaehlcke9eea0822017-10-30 11:08:16 -0700[diff] [blame]44extern __read_mostly unsigned int sysctl_sched_migration_cost;
45extern __read_mostly unsigned int sysctl_sched_nr_migrate;
46extern __read_mostly unsigned int sysctl_sched_time_avg;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]47extern unsigned int sysctl_sched_shares_window;
48
49int sched_proc_update_handler(struct ctl_table *table, int write,
50 void __user *buffer, size_t *length,
51 loff_t *ppos);
52#endif
Clark Williamsce0dbbb2013-02-07 09:47:04 -0600[diff] [blame]53
54/*
55 * control realtime throttling:
56 *
57 * /proc/sys/kernel/sched_rt_period_us
58 * /proc/sys/kernel/sched_rt_runtime_us
59 */
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]60extern unsigned int sysctl_sched_rt_period;
61extern int sysctl_sched_rt_runtime;
62
63#ifdef CONFIG_CFS_BANDWIDTH
64extern unsigned int sysctl_sched_cfs_bandwidth_slice;
65#endif
66
Patrick Bellasi69fa4c72015-06-22 18:11:44 +0100[diff] [blame]67#ifdef CONFIG_SCHED_TUNE
68extern unsigned int sysctl_sched_cfs_boost;
69int sysctl_sched_cfs_boost_handler(struct ctl_table *table, int write,
70 void __user *buffer, size_t *length,
71 loff_t *ppos);
72static inline unsigned int get_sysctl_sched_cfs_boost(void)
73{
74 return sysctl_sched_cfs_boost;
75}
76#else
77static inline unsigned int get_sysctl_sched_cfs_boost(void)
78{
79 return 0;
80}
81#endif
82
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]83#ifdef CONFIG_SCHED_AUTOGROUP
84extern unsigned int sysctl_sched_autogroup_enabled;
85#endif
86
Clark Williamsce0dbbb2013-02-07 09:47:04 -0600[diff] [blame]87extern int sched_rr_timeslice;
88
89extern int sched_rr_handler(struct ctl_table *table, int write,
90 void __user *buffer, size_t *lenp,
91 loff_t *ppos);
92
93extern int sched_rt_handler(struct ctl_table *table, int write,
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]94 void __user *buffer, size_t *lenp,
95 loff_t *ppos);
96
Andi Kleen54a43d52014-01-23 15:53:13 -0800[diff] [blame]97extern int sysctl_numa_balancing(struct ctl_table *table, int write,
98 void __user *buffer, size_t *lenp,
99 loff_t *ppos);
100
Mel Gormancb251762016-02-05 09:08:36 +0000[diff] [blame]101extern int sysctl_schedstats(struct ctl_table *table, int write,
102 void __user *buffer, size_t *lenp,
103 loff_t *ppos);
104
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]105#endif /* _SCHED_SYSCTL_H */