linux-kernel - Re: Uses for memory barriers

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Date:	Tue, 12 Sep 2006 09:57:39 +0100
From:	David Howells <dhowells@...hat.com>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Oliver Neukum <oliver@...kum.org>, paulmck@...ibm.com,
	David Howells <dhowells@...hat.com>,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: Uses for memory barriers 


I'd state it as:

	mb() _implies_ both rmb() and wmb(), but is more complete than both
	since it _also_ partially orders reads and writes with respect to each
	other.

David
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