Re: suspicious RCU usage warnings in 3.3.0

From: Stephen Hemminger
Date: Wed Apr 11 2012 - 20:10:05 EST


On Wed, 11 Apr 2012 16:08:37 -0700
"Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx> 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.
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