Ksawlii/kernel_samsung_a53x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

sysctl: promote several nodes out of CONFIG_SCHED_DEBUG

Browse source 
These are used in Android.
Promote these to disable CONFIG_SCHED_DEBUG.

Signed-off-by: Park Ju Hyung <qkrwngud825@gmail.com>
[0ctobot: Adapted for 4.19]
Signed-off-by: Adam W. Willis <return.of.octobot@gmail.com>
Change-Id: I8053176882e155926769939de15da375e7d548a0
This commit is contained in:
Park Ju Hyung 2019-06-24 21:37:21 +09:00 committed by Ksawlii
parent a0e697bdf0
commit 26944181d5
4 changed files with 18 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
include/linux/sched/sysctl.h
View file

@ -44,13 +44,14 @@ extern unsigned int sysctl_numa_balancing_scan_period_min;
extern unsigned int sysctl_numa_balancing_scan_period_max;
extern unsigned int sysctl_numa_balancing_scan_size;
#ifdef CONFIG_SCHED_DEBUG
extern __read_mostly unsigned int sysctl_sched_migration_cost;
#ifdef CONFIG_SCHED_DEBUG
extern __read_mostly unsigned int sysctl_sched_nr_migrate;
#endif
int sched_proc_update_handler(struct ctl_table *table, int write,
void *buffer, size_t *length, loff_t *ppos);
#endif
/*
* control realtime throttling:

4
kernel/sched/fair.c
View file

@ -88,7 +88,7 @@ unsigned int sysctl_sched_child_runs_first __read_mostly;
unsigned int sysctl_sched_wakeup_granularity = 1000000UL;
static unsigned int normalized_sysctl_sched_wakeup_granularity = 1000000UL;
const_debug unsigned int sysctl_sched_migration_cost = 500000UL;
unsigned int __read_mostly sysctl_sched_migration_cost = 500000UL;
int sched_thermal_decay_shift;
static int __init setup_sched_thermal_decay_shift(char *str)
@ -648,6 +648,7 @@ struct sched_entity *__pick_last_entity(struct cfs_rq *cfs_rq)
return rb_entry(last, struct sched_entity, run_node);
}
#endif
/**************************************************************
* Scheduling class statistics methods:
@ -674,7 +675,6 @@ int sched_proc_update_handler(struct ctl_table *table, int write,
return 0;
}
#endif
/*
* delta /= w

2
kernel/sched/sched.h
View file

@ -2079,7 +2079,7 @@ extern void deactivate_task(struct rq *rq, struct task_struct *p, int flags);
extern void check_preempt_curr(struct rq *rq, struct task_struct *p, int flags);
extern const_debug unsigned int sysctl_sched_nr_migrate;
extern const_debug unsigned int sysctl_sched_migration_cost;
extern unsigned int __read_mostly sysctl_sched_migration_cost;
#ifdef CONFIG_SCHED_HRTICK

24
kernel/sysctl.c
View file

@ -192,7 +192,6 @@ static enum sysctl_writes_mode sysctl_writes_strict = SYSCTL_WRITES_STRICT;
int sysctl_legacy_va_layout;
#endif
#ifdef CONFIG_SCHED_DEBUG
static int min_sched_granularity_ns = 100000; /* 100 usecs */
static int max_sched_granularity_ns = NSEC_PER_SEC; /* 1 second */
static int min_wakeup_granularity_ns; /* 0 usecs */
@ -201,7 +200,6 @@ static int max_wakeup_granularity_ns = NSEC_PER_SEC; /* 1 second */
static int min_sched_tunable_scaling = SCHED_TUNABLESCALING_NONE;
static int max_sched_tunable_scaling = SCHED_TUNABLESCALING_END-1;
#endif /* CONFIG_SMP */
#endif /* CONFIG_SCHED_DEBUG */
#ifdef CONFIG_COMPACTION
static int min_extfrag_threshold;
@ -1803,16 +1801,6 @@ static struct ctl_table kern_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
#ifdef CONFIG_SCHED_DEBUG
{
.procname = "sched_min_granularity_ns",
.data = &sysctl_sched_min_granularity,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = sched_proc_update_handler,
.extra1 = &min_sched_granularity_ns,
.extra2 = &max_sched_granularity_ns,
},
{
.procname = "sched_latency_ns",
.data = &sysctl_sched_latency,
@ -1848,6 +1836,18 @@ static struct ctl_table kern_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
#endif
#ifdef CONFIG_SCHED_DEBUG
{
.procname = "sched_min_granularity_ns",
.data = &sysctl_sched_min_granularity,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = sched_proc_update_handler,
.extra1 = &min_sched_granularity_ns,
.extra2 = &max_sched_granularity_ns,
},
#ifdef CONFIG_SMP
{
.procname = "sched_nr_migrate",
.data = &sysctl_sched_nr_migrate,