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Subject: Re: [RFC 0/3] Convert XFS inode hashes to radix trees
References: <20061003060610.GV3024@melbourne.sgi.com>
	<20061003212335.GA13120@tuatara.stupidest.org>
	<20061003222256.GW4695059__33273.3314754025$1159914338$gmane$org@melbourne.sgi.com>
From: Andi Kleen <ak@suse.de>
Date: 04 Oct 2006 19:59:15 +0200
In-Reply-To: <20061003222256.GW4695059__33273.3314754025$1159914338$gmane$org@melbourne.sgi.com>
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To: David Chinner <dgc@sgi.com>
Cc: xfs-dev@sgi.com, xfs@oss.sgi.com, dhowells@redhat.com, LKML <linux-kernel@vger.kernel.org>

David Chinner <dgc@sgi.com> writes:
> 
> And yes, 64 bit systems are cheap, cheap, cheap so IMO this
> functionality is really irrelevant moving forward. If it had come
> along a couple of years ago then it would be different, but I think
> mainstream technology is finally catching up with XFS so it's not a
> critical issue anymore... ;)

One issue is that people often still run a lot of 32bit userland
even with 64bit kernels. The compat layer will just truncate
the inodes I think. But so far I haven't heard of anybody
complaining on x86-64.

-Andi