Re: [PATCH] sched: RCU-protect __set_task_cpu() in set_task_cpu()

[Peter Zijlstra]

On Sun, 2011-06-05 at 21:12 +0200, Oleg Nesterov wrote:
> 
>         WARN_ON_ONCE(debug_locks && !lockdep_is_held(p->on_rq ?
>                                         &task_rq(p)->lock : &p->pi_lock))
> 
> Not that I really suggest to change this WARN_ON(), I am just trying
> to recall the new rules. 

I actually like that, so I tried it, we need to clean up some of the
fork() path hacks but it should be possible. Will try and remember for
the next release or so.
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