linux/debian/patches/features/all/rt/0143-sched-limit-nr-migrate...

27 lines
840 B
Diff

From 88542f86d8612f0c39a0ffe623e2be36a6bea8fe Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 6 Jun 2011 12:12:51 +0200
Subject: [PATCH 143/290] sched-limit-nr-migrate.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
kernel/sched.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/kernel/sched.c b/kernel/sched.c
index 297fc34..f0eb8d2 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -939,7 +939,11 @@ late_initcall(sched_init_debug);
* Number of tasks to iterate in a single balance run.
* Limited because this is done with IRQs disabled.
*/
+#ifndef CONFIG_PREEMPT_RT_FULL
const_debug unsigned int sysctl_sched_nr_migrate = 32;
+#else
+const_debug unsigned int sysctl_sched_nr_migrate = 8;
+#endif
/*
* period over which we average the RT time consumption, measured