linux-kernel - Re: [PATCH 1/3] irq_work: Implement remote queueing

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Date:	Wed, 14 May 2014 16:28:01 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Peter Zijlstra <peterz@...radead.org>
cc:	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Kevin Hilman <khilman@...aro.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Viresh Kumar <viresh.kumar@...aro.org>
Subject: Re: [PATCH 1/3] irq_work: Implement remote queueing

On Wed, 14 May 2014, Peter Zijlstra wrote:

> On Wed, May 14, 2014 at 03:51:19PM +0200, Frederic Weisbecker wrote:
> > > Anyway, if it turns out to really be needed, the split list doesn't
> > > sound bad.
> > 
> > Either that or we can remove LAZY stuff and wait to see if people complain :)
> 
> How big do we need tested? I'm fairly sure RHT has some medium silly
> boxes to run things on.

Poke Davidlohr and pretend it's a futex optimization.

He has access to a 160 way for futex tests :)

Thanks,

	tglx

 
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