Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264256AbUFDFlY (ORCPT ); Fri, 4 Jun 2004 01:41:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265624AbUFDFlX (ORCPT ); Fri, 4 Jun 2004 01:41:23 -0400 Received: from fw.osdl.org ([65.172.181.6]:29365 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S264256AbUFDFlQ (ORCPT ); Fri, 4 Jun 2004 01:41:16 -0400 Date: Thu, 3 Jun 2004 22:40:33 -0700 From: Andrew Morton To: Nick Piggin Cc: pj@sgi.com, rusty@rustcorp.com.au, linux-kernel@vger.kernel.org, ak@muc.de, ashok.raj@intel.com, hch@infradead.org, jbarnes@sgi.com, joe.korty@ccur.com, manfred@colorfullife.com, colpatch@us.ibm.com, mikpe@csd.uu.se, Simon.Derr@bull.net, wli@holomorphy.com Subject: Re: [PATCH] cpumask 5/10 rewrite cpumask.h - single bitmap based implementation Message-Id: <20040603224033.2dc5da9f.akpm@osdl.org> In-Reply-To: <40C00A2B.1040606@yahoo.com.au> References: <20040603094339.03ddfd42.pj@sgi.com> <20040603101010.4b15734a.pj@sgi.com> <1086313667.29381.897.camel@bach> <40BFD839.7060101@yahoo.com.au> <20040603223005.01bbab21.pj@sgi.com> <40C00A2B.1040606@yahoo.com.au> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) 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 Content-Length: 559 Lines: 13 Nick Piggin wrote: > > Yes, I'm all for the full cpumask abstraction. Where do we stand wrt pass-by-reference? I remember there was initially some concern that lugging 512-bit scalars around by value was expensive, so Bill's original work was at least geared toward pass-by-reference? - 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/