linux-kernel - Re: [PATCH v6 5/6] MCS Lock: Restructure the MCS lock defines and locking code into its own file

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Message-ID: <1380219522.3467.72.camel@schen9-DESK>
Date:	Thu, 26 Sep 2013 11:18:42 -0700
From:	Tim Chen <tim.c.chen@...ux.intel.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Ingo Molnar <mingo@...nel.org>, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Alex Shi <alex.shi@...aro.org>,
	Andi Kleen <andi@...stfloor.org>,
	Michel Lespinasse <walken@...gle.com>,
	Davidlohr Bueso <davidlohr.bueso@...com>,
	Matthew R Wilcox <matthew.r.wilcox@...el.com>,
	Dave Hansen <dave.hansen@...el.com>,
	Rik van Riel <riel@...hat.com>,
	Peter Hurley <peter@...leysoftware.com>,
	linux-kernel@...r.kernel.org, linux-mm <linux-mm@...ck.org>
Subject: Re: [PATCH v6 5/6] MCS Lock: Restructure the MCS lock defines and
 locking code into its own file

On Thu, 2013-09-26 at 10:40 +0200, Peter Zijlstra wrote:
> On Thu, Sep 26, 2013 at 08:46:29AM +0200, Ingo Molnar wrote:
> > > +/*
> > > + * MCS lock defines
> > > + *
> > > + * This file contains the main data structure and API definitions of MCS lock.
> > 
> > A (very) short blurb about what an MCS lock is would be nice here.
> 
> A while back I suggested including a link to something like:
> 
> http://www.cise.ufl.edu/tr/DOC/REP-1992-71.pdf
> 
> Its a fairly concise write-up of the idea; only 6 pages. The sad part
> about linking to the web is that links tend to go dead after a while.

Link rot is a problem.  If I provide a few details about MCS lock I
think people should be able to google for it.

Tim



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