From owner-cvs-all@FreeBSD.ORG Thu Mar 27 13:26:58 2003 Return-Path: Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 013CE37B401; Thu, 27 Mar 2003 13:26:58 -0800 (PST) Received: from salmon.maths.tcd.ie (salmon.maths.tcd.ie [134.226.81.11]) by mx1.FreeBSD.org (Postfix) with SMTP id 0C7F843F85; Thu, 27 Mar 2003 13:26:54 -0800 (PST) (envelope-from dwmalone@maths.tcd.ie) Received: from walton.maths.tcd.ie by salmon.maths.tcd.ie with SMTP id ; 27 Mar 2003 21:26:52 +0000 (GMT) Date: Thu, 27 Mar 2003 21:26:47 +0000 From: David Malone To: des@ofug.org Message-ID: <20030327212647.GA64029@walton.maths.tcd.ie> References: <20030326225530.G2075@odysseus.silby.com> <20030327180247.D1825@gamplex.bde.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.3i Sender: dwmalone@maths.tcd.ie X-Spam-Status: No, hits=-32.5 required=5.0 tests=EMAIL_ATTRIBUTION,IN_REP_TO,QUOTED_EMAIL_TEXT,REFERENCES, REPLY_WITH_QUOTES,USER_AGENT_MUTT autolearn=ham version=2.50 X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.50 (1.173-2003-02-20-exp) cc: src-committers@FreeBSD.org cc: Bruce Evans cc: Nate Lawson cc: cvs-src@FreeBSD.org cc: Mike Silbersack cc: cvs-all@FreeBSD.org Subject: Re: Checksum/copy X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Mar 2003 21:26:59 -0000 On Thu, Mar 27, 2003 at 09:57:35AM +0100, des@ofug.org wrote: > Might it be a good idea to have separate b{copy,zero} implementations > for special purposes like pmap_{copy,zero}_page? We do have a i686_pagezero already, which seems to be used in pmap_zero_page - I guess it may not be well tuned to modern processors, as it is almost 5 years old. David.