30 lines
912 B
Diff
30 lines
912 B
Diff
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From 8b8b0aa54f60317230e8ae8edd176c7243137ac9 Mon Sep 17 00:00:00 2001
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From: Thomas Gleixner <tglx@linutronix.de>
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Date: Sun, 28 Oct 2012 13:26:09 +0000
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Subject: [PATCH 295/365] rcu: Disable RCU_FAST_NO_HZ on RT
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This uses a timer_list timer from the irq disabled guts of the idle
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code. Disable it for now to prevent wreckage.
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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---
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init/Kconfig | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/init/Kconfig b/init/Kconfig
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index 9acc4c703f1c..d4acd7f21762 100644
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--- a/init/Kconfig
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+++ b/init/Kconfig
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@@ -632,7 +632,7 @@ config RCU_FANOUT_LEAF
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config RCU_FAST_NO_HZ
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bool "Accelerate last non-dyntick-idle CPU's grace periods"
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- depends on NO_HZ_COMMON && SMP && RCU_EXPERT
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+ depends on NO_HZ_COMMON && SMP && RCU_EXPERT && !PREEMPT_RT_FULL
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default n
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help
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This option permits CPUs to enter dynticks-idle state even if
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--
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2.28.0
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