Subject: Re: linux-next: Tree for Jun 7 (fs / block / rcu)

From: Mark Brown <[email-masked]>
Date: Thu, 7 Jun 2012 23:31:07 +0100

On Thu, Jun 07, 2012 at 01:00:07PM -0700, David Brown wrote:
> On Thu, Jun 07, 2012 at 09:58:07AM -0700, Randy Dunlap wrote:

> net/built-in.o:/home/davidb/upstream/kdev/kernel/include/linux/rcupdate.h:312: more undefined references to `rcu_is_cpu_idle' follow

This is because rcu_is_cpu_idle() is only defined if PROVE_RCU but it's
used in a bunch of other cases.