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SubjectRe: [PATCH RFC 0/41] RCU commits for 3.4
Date
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com> writes:

> On Thu, Feb 02, 2012 at 02:47:14PM -0800, Kevin Hilman wrote:
>> Hi Paul,
>>
>> "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> writes:
>>
>> > This patchset makes RCU more aggressive about entering dyntick-idle mode
>> > in order to improve energy efficiency,
>>
>> I gave this series a spin on an ARM/SMP platform (OMAP4) and the boot
>> hung (tail end of boot log below.) I then realized that had isolcpus=1
>> on the cmdline from a previous experiment. Removing isolcpus from the
>> cmdline got me back to a working boot.
>>
>> IIRC, some want to remove isolcpus, so I'm not sure if it's expected to
>> work with your series, but thought you'd want to know.
>
> Not expected behavior, thank you for testing!
>
> Could you please share your .config?

Sure, attached.

Kevin

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