Messages in this thread | | | Date | Tue, 8 Sep 2009 15:09:43 -0700 | From | "Paul E. McKenney" <> | Subject | Re: Odd Kconfig output.. |
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On Sat, Sep 05, 2009 at 09:06:14AM -0400, Valdis.Kletnieks@vt.edu wrote: > Saw this while doing a 'make oldconfig' moving from -mmotm0827 to -mmotm0903: > > RCU Implementation > > 1. Tree-based hierarchical RCU (TREE_RCU) > 2. Preemptable tree-based hierarchical RCU (TREE_PREEMPT_RCU) (NEW) > choice[1-2]: ? > > There is no help available for this kernel option. > Prompt: RCU Implementation > Defined at init/Kconfig:329 > Location: > -> General setup > -> RCU Subsystem > Selected by: m [=m] > > Where did that 'Selected by:' come from? Or is that just an artifact of > the way Kconfig implements 'choice'?
Many of the architectures use a "select" clause for RCU, usually selecting CLASSIC_RCU. Could that be the issue?
Thanx, Paul
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