linux-kernel - Re: remap_file

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Message-ID: <20140519151104.GA16736@infradead.org>
Date:	Mon, 19 May 2014 08:11:04 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc:	Kenny Simpson <theonetruekenny@...il.com>,
	Michal Hocko <mhocko@...e.cz>, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Dave Jones <davej@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Armin Rigo <arigo@...es.org>
Subject: Re: remap_file_pages() use

On Mon, May 19, 2014 at 06:02:38PM +0300, Kirill A. Shutemov wrote:
> > Stop right there.  We found out about two real life users of
> > remap_file_pages() already, without even committing the patches to warn
> > about using it to any tree.
> 
> Who is the second here?	Oracle?

PyPy.

Oracle would be the third, although use of the feature is optional and
fairly hard to opt in to, so I didn't count it.
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