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authorYuri Andriaccio <yurand2000@gmail.com>2026-04-30 23:38:25 +0200
committerPeter Zijlstra <peterz@infradead.org>2026-05-19 12:17:35 +0200
commitc2e390197ad1360db6686a8c89abaafaf83adf72 (patch)
treeaec998243d00f4d31f00f43bb98b3286a9627741
parent4ac4d6549a6563878d7c19c154e017f6cb7114d3 (diff)
sched/rt: Update default bandwidth for real-time tasks to ONE
Set the default total bandwidth for SCHED_DEADLINE tasks and servers to ONE. FIFO/RR tasks are already throttled by fair-servers and ext-servers, and the sysctl_sched_rt_runtime parameter now only defines the total bw that is allowed to deadline entities. Signed-off-by: Yuri Andriaccio <yurand2000@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://patch.msgid.link/20260430213835.62217-22-yurand2000@gmail.com
-rw-r--r--kernel/sched/rt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 4ee8faf01441..e6ea728f519e 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -19,9 +19,9 @@ int sysctl_sched_rt_period = 1000000;
/*
* part of the period that we allow rt tasks to run in us.
- * default: 0.95s
+ * default: 1s
*/
-int sysctl_sched_rt_runtime = 950000;
+int sysctl_sched_rt_runtime = 1000000;
#ifdef CONFIG_SYSCTL
static int sysctl_sched_rr_timeslice = (MSEC_PER_SEC * RR_TIMESLICE) / HZ;