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Date: Tue, 11 Apr 2006 15:05:12 -0700
From: Andrew Morton <akpm@osdl.org>
To: David Howells <dhowells@redhat.com>
Cc: torvalds@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Use atomic ops for file_nr accounting, not spinlock+irq
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David Howells <dhowells@redhat.com> wrote:
>
> Make the kernel use atomic operations for files_stat.nr_files accounting
> rather than using a spinlocked and interrupt-disabled critical section.

This code has all been redone in current kernels.