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

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Message-ID: <20140515073734.GA30445@twins.programming.kicks-ass.net>
Date:	Thu, 15 May 2014 09:37:34 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Carlos O'Donell <carlos@...hat.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Darren Hart <dvhart@...ux.intel.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Dave Jones <davej@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Darren Hart <darren@...art.com>,
	Davidlohr Bueso <davidlohr@...com>,
	Ingo Molnar <mingo@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Clark Williams <williams@...hat.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Roland McGrath <roland@...k.frob.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 Wed, May 14, 2014 at 04:59:58PM -0400, Carlos O'Donell wrote:
> Nobody has looked at this code in years, likely because all parties
> thought they were done, but had in fact agreed to distinct expectations
> and assumptions about the implementation.

That's just not true, we've been >< close to hijacking all the
libpthread functionality from glibc through a kernel DSO in order to get
some movement.

Glibc has been known broken and unwilling to change for years and its
lead to immense frustration with people.

> I want it fix, and I'm in a position to move resources to fix it.

That's great news, and about bloody time too :-)

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