From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Wed, 7 May 2008 17:42:33 -0500
From: Jack Steiner <steiner@sgi.com>
Subject: Re: [PATCH 08 of 11] anon-vma-rwsem
Message-ID: <20080507224232.GA24600@sgi.com>
References: <6b384bb988786aa78ef0.1210170958@duo.random> <alpine.LFD.1.10.0805071349200.3024@woody.linux-foundation.org> <20080507212650.GA8276@duo.random>
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To: Andrea Arcangeli <andrea@qumranet.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, Andrew Morton <akpm@linux-foundation.org>, Christoph Lameter <clameter@sgi.com>, Robin Holt <holt@sgi.com>, Nick Piggin <npiggin@suse.de>, Peter Zijlstra <a.p.zijlstra@chello.nl>, kvm-devel@lists.sourceforge.net, Kanoj Sarcar <kanojsarcar@yahoo.com>, Roland Dreier <rdreier@cisco.com>, Steve Wise <swise@opengridcomputing.com>, linux-kernel@vger.kernel.org, Avi Kivity <avi@qumranet.com>, linux-mm@kvack.org, general@lists.openfabrics.org, Hugh Dickins <hugh@veritas.com>, Rusty Russell <rusty@rustcorp.com.au>, Anthony Liguori <aliguori@us.ibm.com>, Chris Wright <chrisw@redhat.com>, Marcelo Tosatti <marcelo@kvack.org>, Eric Dumazet <dada1@cosmosbay.com>, "Paul E. McKenney" <paulmck@us.ibm.com>
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> And I don't see a problem in making the conversion from
> spinlock->rwsem only if CONFIG_XPMEM=y as I doubt XPMEM works on
> anything but ia64.
 
That is currently true but we are also working on XPMEM for x86_64.
The new XPMEM code should be posted within a few weeks.

--- jack

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