linux-kernel - Re: Remove constructor from buffer

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Date:	Fri, 4 May 2007 14:47:56 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Christoph Lameter <clameter@....com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Remove constructor from buffer_head

On Fri, 4 May 2007 14:42:02 -0700 (PDT)
Christoph Lameter <clameter@....com> wrote:

> On Fri, 4 May 2007, Andrew Morton wrote:
> 
> > So the patch took the average system time from 4.42 seconds up to 4.582
> > seconds.  Nice slowdown!
> 
> All of that from a memset and a list head init on a cacheline we already 
> use?

Seems unlikely, especially when you consider all the other stuff which a write()
has to do.
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