Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262705AbTKZNJh (ORCPT ); Wed, 26 Nov 2003 08:09:37 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262750AbTKZNJg (ORCPT ); Wed, 26 Nov 2003 08:09:36 -0500 Received: from holomorphy.com ([199.26.172.102]:33981 "EHLO holomorphy") by vger.kernel.org with ESMTP id S262705AbTKZNJf (ORCPT ); Wed, 26 Nov 2003 08:09:35 -0500 Date: Wed, 26 Nov 2003 05:09:27 -0800 From: William Lee Irwin III To: Amir Hermelin Cc: linux-kernel@vger.kernel.org Subject: Re: PG_reserved bug Message-ID: <20031126130927.GM8039@holomorphy.com> Mail-Followup-To: William Lee Irwin III , Amir Hermelin , linux-kernel@vger.kernel.org References: <20031126125020.GL8039@holomorphy.com> <004501c3b41e$38b3c570$1d01a8c0@CARTMAN> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <004501c3b41e$38b3c570$1d01a8c0@CARTMAN> Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 623 Lines: 15 On Wed, Nov 26, 2003 at 03:07:13PM +0200, Amir Hermelin wrote: > Can't I just not use the reserved bit (therefore effectively use the > refcount), and keep the minimal count at 1 or 2? Will that have the same > effect as setting the reserved bit? You can do that, yes. There are certain disadvantages to doing so, e.g. poor interactions with higher-order allocations. -- wli - 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/