linux-kernel - Re: [PATCH] Documentation/memory-barriers.txt: various fixes

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Message-ID: <7b69d1470705220639w767eda81g5d4988ef09d77316@mail.gmail.com>
Date:	Tue, 22 May 2007 08:39:25 -0500
From:	"Scott Preece" <sepreece@...il.com>
To:	"Jarek Poplawski" <jarkao2@...pl>
Cc:	"David Howells" <dhowells@...hat.com>,
	linux-kernel@...r.kernel.org,
	"Robert P. J. Day" <rpjday@...dspring.com>
Subject: Re: [PATCH] Documentation/memory-barriers.txt: various fixes

On 5/21/07, Jarek Poplawski <jarkao2@...pl> wrote:
> On Mon, May 21, 2007 at 03:12:07PM +0100, David Howells wrote:
> > Jarek Poplawski <jarkao2@...pl> wrote:
> >
> > > > > -     load will be directed), a data dependency barrier would be required to
> > > > > +     load will be directed), the data dependency barrier would be required to
> > > >
> > > > I think that should be "a".
> > >
> > > I could only guess (it's a magic to me) - so, if it doesn't matter
> > > "A data ..." begins this paragraph...
> >
> > I see what you mean.  I see it as "a data dependency barrier ..." though.  That
> > may be because I wrote the doc, however.  I wonder if "data dependency" should
> > be hyphenated to make it clearer.  What do you think?
>
> Better don't ask. Now I'm far less decided, than yesterday.
---

"data-dependency barrier" would be better, assuming you mean a barrier
enforcing a data dependency. If you say "data dependency barrier" you
could also mean a "dependency barrier" implemented as a piece of data,
for instance, like a flag value in a data stream that forces
synchronization with another data stream.

scott
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