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9ccd27cc IM |
1 | #ifndef _LINUX_SCHED_SYSCTL_H |
2 | #define _LINUX_SCHED_SYSCTL_H | |
3 | ||
4 | #include <linux/types.h> | |
5 | ||
6 | struct ctl_table; | |
cf4aebc2 CW |
7 | |
8 | #ifdef CONFIG_DETECT_HUNG_TASK | |
cd64647f | 9 | extern int sysctl_hung_task_check_count; |
cf4aebc2 | 10 | extern unsigned int sysctl_hung_task_panic; |
cf4aebc2 | 11 | extern unsigned long sysctl_hung_task_timeout_secs; |
270750db | 12 | extern int sysctl_hung_task_warnings; |
cf4aebc2 CW |
13 | extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write, |
14 | void __user *buffer, | |
15 | size_t *lenp, loff_t *ppos); | |
16 | #else | |
17 | /* Avoid need for ifdefs elsewhere in the code */ | |
18 | enum { sysctl_hung_task_timeout_secs = 0 }; | |
19 | #endif | |
20 | ||
cf4aebc2 CW |
21 | extern unsigned int sysctl_sched_latency; |
22 | extern unsigned int sysctl_sched_min_granularity; | |
23 | extern unsigned int sysctl_sched_wakeup_granularity; | |
24 | extern unsigned int sysctl_sched_child_runs_first; | |
25 | ||
26 | enum sched_tunable_scaling { | |
27 | SCHED_TUNABLESCALING_NONE, | |
28 | SCHED_TUNABLESCALING_LOG, | |
29 | SCHED_TUNABLESCALING_LINEAR, | |
30 | SCHED_TUNABLESCALING_END, | |
31 | }; | |
32 | extern enum sched_tunable_scaling sysctl_sched_tunable_scaling; | |
33 | ||
34 | extern unsigned int sysctl_numa_balancing_scan_delay; | |
35 | extern unsigned int sysctl_numa_balancing_scan_period_min; | |
36 | extern unsigned int sysctl_numa_balancing_scan_period_max; | |
cf4aebc2 | 37 | extern unsigned int sysctl_numa_balancing_scan_size; |
cf4aebc2 CW |
38 | |
39 | #ifdef CONFIG_SCHED_DEBUG | |
40 | extern unsigned int sysctl_sched_migration_cost; | |
41 | extern unsigned int sysctl_sched_nr_migrate; | |
42 | extern unsigned int sysctl_sched_time_avg; | |
cf4aebc2 CW |
43 | |
44 | int sched_proc_update_handler(struct ctl_table *table, int write, | |
45 | void __user *buffer, size_t *length, | |
46 | loff_t *ppos); | |
47 | #endif | |
ce0dbbbb CW |
48 | |
49 | /* | |
50 | * control realtime throttling: | |
51 | * | |
52 | * /proc/sys/kernel/sched_rt_period_us | |
53 | * /proc/sys/kernel/sched_rt_runtime_us | |
54 | */ | |
cf4aebc2 CW |
55 | extern unsigned int sysctl_sched_rt_period; |
56 | extern int sysctl_sched_rt_runtime; | |
57 | ||
58 | #ifdef CONFIG_CFS_BANDWIDTH | |
59 | extern unsigned int sysctl_sched_cfs_bandwidth_slice; | |
60 | #endif | |
61 | ||
62 | #ifdef CONFIG_SCHED_AUTOGROUP | |
63 | extern unsigned int sysctl_sched_autogroup_enabled; | |
64 | #endif | |
65 | ||
975e155e | 66 | extern int sysctl_sched_rr_timeslice; |
ce0dbbbb CW |
67 | extern int sched_rr_timeslice; |
68 | ||
69 | extern int sched_rr_handler(struct ctl_table *table, int write, | |
70 | void __user *buffer, size_t *lenp, | |
71 | loff_t *ppos); | |
72 | ||
73 | extern int sched_rt_handler(struct ctl_table *table, int write, | |
cf4aebc2 CW |
74 | void __user *buffer, size_t *lenp, |
75 | loff_t *ppos); | |
76 | ||
54a43d54 AK |
77 | extern int sysctl_numa_balancing(struct ctl_table *table, int write, |
78 | void __user *buffer, size_t *lenp, | |
79 | loff_t *ppos); | |
80 | ||
cb251765 MG |
81 | extern int sysctl_schedstats(struct ctl_table *table, int write, |
82 | void __user *buffer, size_t *lenp, | |
83 | loff_t *ppos); | |
84 | ||
9ccd27cc | 85 | #endif /* _LINUX_SCHED_SYSCTL_H */ |