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authorThomas Gleixner <tglx@linutronix.de>2012-10-28 13:26:09 +0000
committerSteven Rostedt <rostedt@goodmis.org>2012-10-30 18:22:03 -0400
commitac6605bf3780ff97e4081b24c4a455fa681d46aa (patch)
treef15f249046af3e8102725ff2f0635373b912b86b
parentc3e939225b7ccf1c06d2b30bae98cc1e201fdd5c (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> Cc: stable-rt@vger.kernel.org
-rw-r--r--init/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 5ed453f390c2..948350fde41c 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -469,7 +469,7 @@ config RCU_FANOUT_EXACT
config RCU_FAST_NO_HZ
bool "Accelerate last non-dyntick-idle CPU's grace periods"
- depends on TREE_RCU && NO_HZ && SMP
+ depends on TREE_RCU && NO_HZ && SMP && !PREEMPT_RT_FULL
default n
help
This option causes RCU to attempt to accelerate grace periods