linux-kernel - Re: BUG: using smp_processor_id() in preemptible [00000000] code: asm/8267

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Message-ID: <20130327190727.GD8385@pd.tnic>
Date:	Wed, 27 Mar 2013 20:07:27 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Joerg Roedel <joro@...tes.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	lkml <linux-kernel@...r.kernel.org>,
	Stephane Eranian <eranian@...gle.com>,
	Namhyung Kim <namhyung.kim@....com>,
	Jiri Olsa <jolsa@...hat.com>
Subject: Re: BUG: using smp_processor_id() in preemptible [00000000] code:
 asm/8267

On Wed, Mar 27, 2013 at 11:04:55AM -0700, Paul E. McKenney wrote:
> On Wed, Mar 27, 2013 at 05:38:06PM +0100, Borislav Petkov wrote:
> > On Wed, Mar 27, 2013 at 05:34:27PM +0100, Joerg Roedel wrote:
> > > Interesting read, thanks guys. I think I should have a look into the
> > > tree-preempt implementation and try to understand it :)
> > 
> > Hurry, before paulmck comes and changes it unrecognizable! :-)
> 
> Better yet, review my changes for 3.10.  ;-)

Oh, and if one needs to brush up on RCU while doing that, there's this
cool thing called perfbook (whole title is too long :)) I discovered
while searching for your 3.10 queue on k.org. :-)

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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