linux-kernel - Re: [RFC] LZO de/compression support

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Message-Id: <1180047643.12821.53.camel@localhost.localdomain>
Date:	Fri, 25 May 2007 00:00:43 +0100
From:	Richard Purdie <richard@...nedhand.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Michael-Luke Jones <mlj28@....ac.uk>,
	Nitin Gupta <nitingupta910@...il.com>,
	linux-kernel@...r.kernel.org, linux-mm-cc@...top.org
Subject: Re: [RFC] LZO de/compression support - take 3

On Thu, 2007-05-24 at 15:54 -0700, Andrew Morton wrote:
> On Thu, 24 May 2007 23:41:22 +0100
> Richard Purdie <richard@...nedhand.com> wrote:
> 
> > I'll not send a "rename to unsafe" patch for the LZO core until Andrew
> > decides whether to drop the unsafe version entirely or not as per your
> > patch. If he doesn't due to the potential use by the compressed cache
> > people, I will send that patch.
> 
> I'd have thought that a 3% performance difference isn't worth worrying
> about.  Especially when reclaiming that 3% costs an additional 500 lines
> of pretty yukky code.

7% since the 3% applied to code that was over twice as slow in the first
place!

Richard

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