linux-kernel - Re: [patch 0/3] futex/rtmutex: Fix issues exposed by trinity

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Message-ID: <alpine.DEB.2.02.1405130020050.6261@ionos.tec.linutronix.de>
Date:	Tue, 13 May 2014 00:37:21 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Steven Rostedt <rostedt@...dmis.org>
cc:	LKML <linux-kernel@...r.kernel.org>, Dave Jones <davej@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Darren Hart <darren@...art.com>,
	Davidlohr Bueso <davidlohr@...com>,
	Ingo Molnar <mingo@...nel.org>,
	Clark Williams <williams@...hat.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Roland McGrath <roland@...k.frob.com>,
	Carlos ODonell <carlos@...hat.com>,
	Jakub Jelinek <jakub@...hat.com>,
	Michael Kerrisk <mtk.manpages@...il.com>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: Re: [patch 0/3] futex/rtmutex: Fix issues exposed by trinity

On Mon, 12 May 2014, Steven Rostedt wrote:
> I did admit I made a mistake. If you read the rest of my email that you
> cut off, I said "Sure, I should have pushed Lai for that at the time.
> Lessons learned. I was expecting he would do so after we got to a final
> version of the patch but I was also working on other things at the time
> and forgot to remind him."
> 
> I even stated that I'm doing better now. That means I have learned from
> my mistakes. And continue to do so.

Sure, with your latest multi reader patches you break even the compile
with CONFIG_DEBUG_RT_MUTEXES=y due to:

+               debug_rt_mutex_print_deadlock(waiter);

I'm really impressed by your improvements.

Thanks,

	tglx
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