Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 11 Jun 2002 05:15:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 11 Jun 2002 05:15:25 -0400 Received: from pizda.ninka.net ([216.101.162.242]:48067 "EHLO pizda.ninka.net") by vger.kernel.org with ESMTP id ; Tue, 11 Jun 2002 05:15:23 -0400 Date: Tue, 11 Jun 2002 02:10:43 -0700 (PDT) Message-Id: <20020611.021043.04190747.davem@redhat.com> To: rusty@rustcorp.com.au Cc: akpm@zip.com.au, torvalds@transmeta.com, linux-kernel@vger.kernel.org, k-suganuma@mvj.biglobe.ne.jp Subject: Re: [PATCH] 2.5.21 Nonlinear CPU support From: "David S. Miller" In-Reply-To: X-Mailer: Mew version 2.1 on Emacs 21.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Rusty Russell Date: Tue, 11 Jun 2002 19:09:44 +1000 In message <3D05A9E8.FF0DA223@zip.com.au> you write: > and slowdown: ARGH! STOP IT! I realize it's 'leet to be continually worrying about possible microoptimizations, but I challenge you to *measure* the slowdown between: Regardless, his space arguments still hold. I don't like having everyone eat the overhead that hotplugging cpus seem to entail. And remember, it's the anal "every microoptimization at all costs" people that keep the kernel sane and from running out of control bloat wise. Yes, I realize it's a pain in the ass because you might have to use your brain from time to time to reimplement things to make the cycle counters happy, but such is life. - 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/