[PATCH v2 3/3] sched/rt: Cleanup global RT bandwidth functions
From: Michal Koutný
Date: Tue Feb 17 2026 - 05:53:57 EST
The commit 5f6bd380c7bdb ("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@xxxxxxxx>
---
kernel/sched/rt.c | 24 ------------------------
1 file changed, 24 deletions(-)
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 42064cb652e51..242366a30e537 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -2815,13 +2815,6 @@ 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 */
@@ -2831,14 +2824,6 @@ 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
@@ -2860,10 +2845,6 @@ 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)
{
@@ -2887,11 +2868,6 @@ 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) {
--
2.52.0