From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f181.google.com ([209.85.212.181]:56891 "EHLO mail-wi0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751041Ab3A2H1H (ORCPT ); Tue, 29 Jan 2013 02:27:07 -0500 Date: Tue, 29 Jan 2013 08:26:56 +0100 From: Richard Cochran Subject: Re: [RFC PATCH 0/4] Add support for LZ4-compressed kernels Message-ID: <20130129072656.GA18272@localhost.localdomain> References: <1359179447-31118-1-git-send-email-kyungsik.lee@lge.com> <20130128142510.68092e10.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130128142510.68092e10.akpm@linux-foundation.org> Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: Andrew Morton Cc: Kyungsik Lee , Russell King , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Michal Marek , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, x86@kernel.org, Nitin Gupta , Richard Purdie , Josh Triplett , Joe Millenbach , Albin Tonnerre , hyojun.im@lge.com, chan.jeong@lge.com, gunho.lee@lge.com, minchan.kim@lge.com, namhyung.kim@lge.com, raphael.andy.lee@gmail.com, CE Linux Developers List On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote: > > It's a lot of code for a 50ms boot-time improvement. Does anyone have > any opinions on whether or not the benefits are worth the cost? In the embedded space, quick boot is a really important feature to have. Many people resort to awful hacks in order to improve boot time, and so I would welcome this option. I have seen arm systems that boot in 300 ms. I would say that 50 ms is maybe not such a small improvement after all. Thanks, Richard