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| author |  Zhen Ni <nizhen@uniontech.com>
| 2022-02-15 19:45:57 +0800 |
|---|---|---|
| committer |  Luis Chamberlain <mcgrof@kernel.org>
| 2022-04-06 13:43:43 -0700 |
| commit | a60707d74bd1d119cf7bcc5101cda912fc46d5e3 (patch) | |
| tree | 91c01a9c81a6174295b95bde8fbfee1521513bd0 /kernel/sched | |
| parent | Linux 5.18-rc1 (diff) | |
| download | linux-a60707d74bd1d119cf7bcc5101cda912fc46d5e3.tar.gz linux-a60707d74bd1d119cf7bcc5101cda912fc46d5e3.tar.bz2 linux-a60707d74bd1d119cf7bcc5101cda912fc46d5e3.zip | |
sched: Move child_runs_first sysctls to fair.c
move child_runs_first sysctls to fair.c and use the new
register_sysctl_init() to register the sysctl interface.
Signed-off-by: Zhen Ni <nizhen@uniontech.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/fair.c | 19 | ||||
| -rw-r--r-- | kernel/sched/sched.h | 2 |
2 files changed, 21 insertions, 0 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index d4bd299d67ab..788b1d6a3248 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -109,6 +109,25 @@ static unsigned int sched_nr_latency = 8; * parent will (try to) run first. */ unsigned int sysctl_sched_child_runs_first __read_mostly; +#ifdef CONFIG_SYSCTL +static struct ctl_table sched_child_runs_first_sysctls[] = { + { + .procname = "sched_child_runs_first", + .data = &sysctl_sched_child_runs_first, + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = proc_dointvec, + }, + {} +}; + +static int __init sched_child_runs_first_sysctl_init(void) +{ + register_sysctl_init("kernel", sched_child_runs_first_sysctls); + return 0; +} +late_initcall(sched_child_runs_first_sysctl_init); +#endif /* * SCHED_OTHER wake-up granularity. diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 58263f90c559..767fc1de9646 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -108,6 +108,8 @@ extern __read_mostly int scheduler_running; extern unsigned long calc_load_update; extern atomic_long_t calc_load_tasks; +extern unsigned int sysctl_sched_child_runs_first; + extern void calc_global_load_tick(struct rq *this_rq); extern long calc_load_fold_active(struct rq *this_rq, long adjust); |