linux-kernel - Re: [PATCH] [RFC] fadvise: Add _VOLATILE,_ISVOLATILE, and

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Message-Id: <20111122133909.ebe72517.akpm@linux-foundation.org>
Date:	Tue, 22 Nov 2011 13:39:09 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	John Stultz <john.stultz@...aro.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Robert Love <rlove@...gle.com>,
	Christoph Hellwig <hch@...radead.org>,
	Hugh Dickins <hughd@...gle.com>, Mel Gorman <mel@....ul.ie>,
	Dave Hansen <dave@...ux.vnet.ibm.com>,
	Rik van Riel <riel@...hat.com>,
	Eric Anholt <eric@...olt.net>,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH] [RFC] fadvise: Add _VOLATILE,_ISVOLATILE, and
 _NONVOLATILE flags

On Tue, 22 Nov 2011 13:32:18 -0800
John Stultz <john.stultz@...aro.org> wrote:

> Very cool!  Yea. Dave brought up that the list was fairly inefficient,
> but I figured I'd get more feedback on the mechanism before spending too
> much time optimizing the structure. I'll look at your mumbletree code
> and see how it can be adapted. Other then apparently being a nod to the
> "original neo-grunge/indie-rock band from Rochester", is there a story
> to the name? :)

I was first!

I was sure there was some correct term for such a tree in the
literature, but I didn't know what it was and the compiler didn't like
"*_tree".

> Again, I appreciate the feedback! Thanks so much!

I note you sneakily deleted the bit about posix/bsd file locking.
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