Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762032AbXEYMiY (ORCPT ); Fri, 25 May 2007 08:38:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751403AbXEYMh7 (ORCPT ); Fri, 25 May 2007 08:37:59 -0400 Received: from an-out-0708.google.com ([209.85.132.244]:52812 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761369AbXEYMh5 (ORCPT ); Fri, 25 May 2007 08:37:57 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=eMj0V0DP6sJrwiIbQT+rXN61W6DMtBoKHEyRflWKVSV4xc6yHzOuf2NU6nHHW163yIkjdYLxGbaDlyOgJfDF4qGgfpeDeapmxyOmD/pHtuia5R6T6htPdNe/9hs0l/YhDfVPJSeDbS/T0dUjKVC+AkubK1hDxt/D2NuXgdJyWFc= Message-ID: Date: Fri, 25 May 2007 18:07:55 +0530 From: "Satyam Sharma" To: "Richard Purdie" Subject: Re: [RFC] LZO de/compression support - take 4 Cc: "Nitin Gupta" , linux-kernel@vger.kernel.org, linux-mm-cc@laptop.org, "Andrew Morton" , "Andrey Panin" , "Bret Towe" , "Michael-Luke Jones" In-Reply-To: <1180095000.5864.48.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <4cefeab80705250445m51736a9aj8c89af893d8c242c@mail.gmail.com> <1180095000.5864.48.camel@localhost.localdomain> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1136 Lines: 29 Hi Richard, On 5/25/07, Richard Purdie wrote: > On Fri, 2007-05-25 at 17:15 +0530, Nitin Gupta wrote: > > Richard, can you please provide perf. results for this patch also? > > Also, can you please mail back latest version of your LZO patch? In > > meantime, I will try to include benchmarking support to the > > 'compress-test' module. > > This version is 15% slower at decompression and about equal on > compression. I hope you tested your _safe variant against this, Nitin has done away with the _unsafe version in this patch. Also, are you using your crypto lzo-support + tcrypt changes ( http://lkml.org/lkml/2007/5/1/303 ) to benchmark these? > I am however still strongly of the opinion that we should just use the > version in -mm (which is my latest version). Right, if the difference is anything >10%, code cleanup does lose its attractiveness. Satyam - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/