Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754825AbZDVTER (ORCPT ); Wed, 22 Apr 2009 15:04:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752311AbZDVTED (ORCPT ); Wed, 22 Apr 2009 15:04:03 -0400 Received: from systemlinux.org ([83.151.29.59]:50441 "EHLO m18s25.vlinux.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751749AbZDVTEB (ORCPT ); Wed, 22 Apr 2009 15:04:01 -0400 Date: Wed, 22 Apr 2009 20:57:03 +0200 From: Andre Noll To: "H. Peter Anvin" Cc: Bill Davidsen , Matti Aarnio , Jesper Juhl , Prakash Punnoor , Michael Tokarev , linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org, neilb@suse.de Subject: Re: Proposal: make RAID6 code optional Message-ID: <20090422185703.GF13280@skl-net.de> References: <200904180946.27722.prakash@punnoor.de> <49E98AD2.8060601@msgid.tls.msk.ru> <200904181117.03418.prakash@punnoor.de> <20090418145850.GD28512@mea-ext.zmailer.org> <49EDD11E.2030309@tmr.com> <49EE00F9.6090000@zytor.com> <20090422180051.GD13280@skl-net.de> <49EF6457.90505@zytor.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OzxllxdKGCiKxUZM" Content-Disposition: inline In-Reply-To: <49EF6457.90505@zytor.com> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1299 Lines: 40 --OzxllxdKGCiKxUZM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 11:39, H. Peter Anvin wrote: > Yes, I believe it would be easier than having dynamically allocated=20 > arrays. Dynamically generated arrays using static memory allocations=20 > (bss) is one thing, but that would only reduce size of the module on=20 > disk, which I don't think anyone considers a problem. We would save 64K of RAM in the raid5-only case if we'd defer the allocation of the multiplication table until the first raid6 array is about to be started. Andre --=20 The only person who always got his work done by Friday was Robinson Crusoe --OzxllxdKGCiKxUZM Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFJ72h/Wto1QDEAkw8RAr8pAJ4yz2/mn1Dv+c8mTYTOGvXtanDCLwCeJv4t dPX7eZLkM40f+U7/HokpY/M= =9it3 -----END PGP SIGNATURE----- --OzxllxdKGCiKxUZM-- -- 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/