linux-kernel - Re: [PATCH RFC] locking/mutexes: don't spin on owner when wait list is not NULL.

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Message-ID: <20160129095347.GA6356@twins.programming.kicks-ass.net>
Date:	Fri, 29 Jan 2016 10:53:47 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Ding Tianhong <dingtianhong@...wei.com>
Cc:	Waiman Long <waiman.long@....com>, Jason Low <jason.low2@...com>,
	Ingo Molnar <mingo@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Davidlohr Bueso <dave@...olabs.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Paul E. McKenney" <paulmck@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Will Deacon <Will.Deacon@....com>,
	Tim Chen <tim.c.chen@...ux.intel.com>,
	Waiman Long <Waiman.Long@...com>
Subject: Re: [PATCH RFC] locking/mutexes: don't spin on owner when wait list
 is not NULL.

On Sun, Jan 24, 2016 at 04:03:50PM +0800, Ding Tianhong wrote:

> looks good to me, I will try this solution and report the result, thanks everyone.

Did you get a change to run with this?