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