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SubjectRe: suspicious RCU usage warnings in 3.3.0
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From: Stephen Hemminger <shemminger@vyatta.com>
Date: Wed, 11 Apr 2012 17:10:04 -0700

> On Wed, 11 Apr 2012 16:08:37 -0700
> "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> wrote:
>
>> Hmmm... What CPU family is this running on? From the look of the
>> stack, it is sneaking out of idle into softirq without telling RCU.
>> This would cause RCU to complain bitterly about being invoked from
>> the idle loop -- and RCU ignores CPUs in the idle loop.
>>
>> Thanx, Paul
>
> Sun4... Ping David.

So is there anything specific I need to do in the sparc64
idle loop?


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