Messages in this thread | | | Date | Thu, 30 Jul 2015 17:31:29 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH tip/core/rcu 02/19] rcu: Remove CONFIG_RCU_CPU_STALL_INFO |
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On Thu, Jul 30, 2015 at 08:13:41AM -0700, Paul E. McKenney wrote: > On Thu, Jul 30, 2015 at 02:49:55PM +0200, Peter Zijlstra wrote: > > On Fri, Jul 17, 2015 at 04:29:07PM -0700, Paul E. McKenney wrote: > > > From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> > > > > > > The CONFIG_RCU_CPU_STALL_INFO has been default-y for a couple of > > > releases with no complaints, so it is time to eliminate this Kconfig > > > option entirely, so that the long-form RCU CPU stall warnings cannot > > > be disabled. This commit does just that. > > > > I would think the tiny people (/me looks @ Josh) would complain about > > this.. > > They might, but if they do, I will point out that CONFIG_RCU_CPU_STALL_INFO > only has effect for Tree RCU. And also that RCU CPU stall warnings are > compiled out unless CONFIG_RCU_TRACE=y, which I suspect they are disabling.
Ah, fair enough.
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