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authorThomas Gleixner <tglx@linutronix.de>2012-10-28 13:26:09 +0000
committerAnders Roxell <anders.roxell@linaro.org>2015-07-26 11:08:51 +0200
commitbfb10f621879c7875e3c6017d9a0e6a955a1b66c (patch)
treeab313c42fbb63da69b25989a5049b6c295f7521b /init
parenta2f724e70bab2403558dc3e0feea3900074df1e6 (diff)
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 <tglx@linutronix.de>
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 662e7da6ef26..b1401313753b 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -637,7 +637,7 @@ config RCU_FANOUT_EXACT
config RCU_FAST_NO_HZ
bool "Accelerate last non-dyntick-idle CPU's grace periods"
- depends on NO_HZ_COMMON && SMP
+ depends on NO_HZ_COMMON && SMP && !PREEMPT_RT_FULL
default n
help
This option permits CPUs to enter dynticks-idle state even if