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gerrit-public.fairphone.software / kernel / msm-4.9 / 26c2154816c7653cf0485b89c8fbb4187f479eef / . / include / linux / sched / sysctl.h
blob: 9e82e3ada1fcc80bec9f4fa33e4b69c1a7a4d469 [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_is_big_little;
22extern unsigned int sysctl_sched_sync_hint_enable;
Todd Kjosc6a6f3b2016-03-11 16:44:16 -0800[diff] [blame]23extern unsigned int sysctl_sched_initial_task_util;
Srinath Sridharanbf47bdd2016-07-14 09:57:29 +0100[diff] [blame]24extern unsigned int sysctl_sched_cstate_aware;
Srivatsa Vaddagiri26c21542016-05-31 09:08:38 -0700[diff] [blame^]25#ifdef CONFIG_SCHED_WALT
26extern unsigned int sysctl_sched_use_walt_cpu_util;
27extern unsigned int sysctl_sched_use_walt_task_util;
28extern unsigned int sysctl_sched_walt_init_task_load_pct;
29#endif
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]30
31enum sched_tunable_scaling {
32 SCHED_TUNABLESCALING_NONE,
33 SCHED_TUNABLESCALING_LOG,
34 SCHED_TUNABLESCALING_LINEAR,
35 SCHED_TUNABLESCALING_END,
36};
37extern enum sched_tunable_scaling sysctl_sched_tunable_scaling;
38
39extern unsigned int sysctl_numa_balancing_scan_delay;
40extern unsigned int sysctl_numa_balancing_scan_period_min;
41extern unsigned int sysctl_numa_balancing_scan_period_max;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]42extern unsigned int sysctl_numa_balancing_scan_size;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]43
44#ifdef CONFIG_SCHED_DEBUG
45extern unsigned int sysctl_sched_migration_cost;
46extern unsigned int sysctl_sched_nr_migrate;
47extern unsigned int sysctl_sched_time_avg;
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]48extern unsigned int sysctl_sched_shares_window;
49
50int sched_proc_update_handler(struct ctl_table *table, int write,
51 void __user *buffer, size_t *length,
52 loff_t *ppos);
53#endif
Clark Williamsce0dbbb2013-02-07 09:47:04 -0600[diff] [blame]54
55/*
56 * control realtime throttling:
57 *
58 * /proc/sys/kernel/sched_rt_period_us
59 * /proc/sys/kernel/sched_rt_runtime_us
60 */
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]61extern unsigned int sysctl_sched_rt_period;
62extern int sysctl_sched_rt_runtime;
63
64#ifdef CONFIG_CFS_BANDWIDTH
65extern unsigned int sysctl_sched_cfs_bandwidth_slice;
66#endif
67
Patrick Bellasi69fa4c72015-06-22 18:11:44 +0100[diff] [blame]68#ifdef CONFIG_SCHED_TUNE
69extern unsigned int sysctl_sched_cfs_boost;
70int sysctl_sched_cfs_boost_handler(struct ctl_table *table, int write,
71 void __user *buffer, size_t *length,
72 loff_t *ppos);
73static inline unsigned int get_sysctl_sched_cfs_boost(void)
74{
75 return sysctl_sched_cfs_boost;
76}
77#else
78static inline unsigned int get_sysctl_sched_cfs_boost(void)
79{
80 return 0;
81}
82#endif
83
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]84#ifdef CONFIG_SCHED_AUTOGROUP
85extern unsigned int sysctl_sched_autogroup_enabled;
86#endif
87
Clark Williamsce0dbbb2013-02-07 09:47:04 -0600[diff] [blame]88extern int sched_rr_timeslice;
89
90extern int sched_rr_handler(struct ctl_table *table, int write,
91 void __user *buffer, size_t *lenp,
92 loff_t *ppos);
93
94extern int sched_rt_handler(struct ctl_table *table, int write,
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]95 void __user *buffer, size_t *lenp,
96 loff_t *ppos);
97
Andi Kleen54a43d52014-01-23 15:53:13 -0800[diff] [blame]98extern int sysctl_numa_balancing(struct ctl_table *table, int write,
99 void __user *buffer, size_t *lenp,
100 loff_t *ppos);
101
Mel Gormancb251762016-02-05 09:08:36 +0000[diff] [blame]102extern int sysctl_schedstats(struct ctl_table *table, int write,
103 void __user *buffer, size_t *lenp,
104 loff_t *ppos);
105
Clark Williamscf4aebc22013-02-07 09:46:59 -0600[diff] [blame]106#endif /* _SCHED_SYSCTL_H */