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SubjectRe: [PATCH] Remove a duplicated option of RCU_CPU_STALL_DETECTOR
On Tue, 13 Jan 2009, Paul E. McKenney wrote:

> > > There is a duplicated option of "Check for stalled CPUs delaying RCU
> > > grace periods" in Kernel hacking.
> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

Thanks.

> > > Signed-off-by: Kaibin Li <kaibinlee@gmail.com>
> > > ---
> > > lib/Kconfig.debug | 13 -------------
> > > 1 files changed, 0 insertions(+), 13 deletions(-)
> > >
> > > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> > > index 4c9ae60..e770e85 100644
> > > --- a/lib/Kconfig.debug
> > > +++ b/lib/Kconfig.debug
> > > @@ -633,19 +633,6 @@ config RCU_TORTURE_TEST_RUNNABLE
> > >
> > > config RCU_CPU_STALL_DETECTOR
> > > bool "Check for stalled CPUs delaying RCU grace periods"
> > > - depends on CLASSIC_RCU
> > > - default n
> > > - help
> > > - This option causes RCU to printk information on which
> > > - CPUs are delaying the current grace period, but only when
> > > - the grace period extends for excessive time periods.
> > > -
> > > - Say Y if you want RCU to perform such checks.
> > > -
> > > - Say N if you are unsure.
> > > -
> > > -config RCU_CPU_STALL_DETECTOR
> > > - bool "Check for stalled CPUs delaying RCU grace periods"
> > > depends on CLASSIC_RCU || TREE_RCU
> > > default n
> > > help
> >
> > The RCU_CPU_STALL_DETECTOR indeed is duplicate, but the entries themselves
> > are not identical, as they have different dependencies.
> >
> > Paul -- does Kaibin's patch remove the correct one? If so, I can take it
> > through trivial tree.
> Indeed it is: http://lkml.org/lkml/2008/12/23/167 ;-)
> CCing Ingo in case he has it queued up.

It doesn't seem to be present in today's -next, so I have queued up in
trivial tree.

thanks,

--
Jiri Kosina
SUSE Labs


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