Messages in this thread Patch in this message |  | | From | "Paul E. McKenney" <> | | Subject | [PATCH tip/core/rcu 05/16] rcu: Hide RCU_NOCB_CPU behind RCU_EXPERT | | Date | Fri, 17 Jul 2015 15:20:05 -0700 |
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From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
This commit prevents Kconfig from asking the user about RCU_NOCB_CPU unless the user really wants to be asked.
Reported-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Cc: Thomas Gleixner <tglx@linutronix.de> --- init/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/init/Kconfig b/init/Kconfig index fdeff4ab5995..ba1e6eaf4c36 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -698,6 +698,7 @@ config RCU_BOOST_DELAY config RCU_NOCB_CPU bool "Offload RCU callback processing from boot-selected CPUs" depends on TREE_RCU || PREEMPT_RCU + depends on RCU_EXPERT || NO_HZ_FULL default n help Use this option to reduce OS jitter for aggressive HPC or -- 1.8.1.5
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