From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 16 Aug 2000 20:30:32 +0100 From: "Stephen C. Tweedie" Subject: Re: pte_pagenr/MAP_NR deleted in pre6 Message-ID: <20000816203032.M19260@redhat.com> References: <200008161847.LAA84163@google.engr.sgi.com> <200008161839.LAA09544@pizda.ninka.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200008161839.LAA09544@pizda.ninka.net>; from davem@redhat.com on Wed, Aug 16, 2000 at 11:39:17AM -0700 Sender: owner-linux-mm@kvack.org Return-Path: To: "David S. Miller" Cc: kanoj@google.engr.sgi.com, sct@redhat.com, roman@augan.com, linux-mm@kvack.org, linux-kernel@vger.rutgers.edu, rmk@arm.linux.org.uk, nico@cam.org, davidm@hpl.hp.com, alan@lxorguk.ukuu.org.uk List-ID: Hi, On Wed, Aug 16, 2000 at 11:39:17AM -0700, David S. Miller wrote: > > I guess finally, drivers will either get one or a list of > > 1. struct page or > > Make this "struct page and offset", a page is not enough by itself to > indicate all the necessary information, you need an offset within the > page as well. That's exactly what a kiobuf is --- a vector of struct page *s, plus an arbitrary offset and length. --Stephen -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux.eu.org/Linux-MM/