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sched/rt: Cleanup global RT bandwidth functions

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The commit 5f6bd380c7 ("sched/rt: Remove default bandwidth control")
and followup changes made a few of the functions unnecessary, drop them
for simplicity.

Signed-off-by: Michal Koutný <mkoutny@suse.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260323-sched-rert_groups-v3-3-1e7d5ed6b249@suse.com
This commit is contained in:
Michal Koutný 2026-03-23 13:39:39 +01:00 committed by Peter Zijlstra
parent 4f70a0456d
commit 985215804d
1 changed files with 0 additions and 24 deletions
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24
kernel/sched/rt.c
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@ -2829,13 +2829,6 @@ long sched_group_rt_period(struct task_group *tg)
return rt_period_us;
}
#ifdef CONFIG_SYSCTL
static int sched_rt_global_constraints(void)
{
return 0;
}
#endif /* CONFIG_SYSCTL */
int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk)
{
/* Don't accept real-time tasks when there is no way for them to run */
@ -2845,14 +2838,6 @@ int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk)
return 1;
}
#else /* !CONFIG_RT_GROUP_SCHED: */
#ifdef CONFIG_SYSCTL
static int sched_rt_global_constraints(void)
{
return 0;
}
#endif /* CONFIG_SYSCTL */
#endif /* !CONFIG_RT_GROUP_SCHED */
#ifdef CONFIG_SYSCTL
@ -2874,10 +2859,6 @@ static int sched_rt_global_validate(void)
return 0;
}
static void sched_rt_do_global(void)
{
}
static int sched_rt_handler(const struct ctl_table *table, int write, void *buffer,
size_t *lenp, loff_t *ppos)
{
@ -2901,11 +2882,6 @@ static int sched_rt_handler(const struct ctl_table *table, int write, void *buff
if (ret)
goto undo;
ret = sched_rt_global_constraints();
if (ret)
goto undo;
sched_rt_do_global();
sched_dl_do_global();
}
if (0) {