Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267353AbUIFADQ (ORCPT ); Sun, 5 Sep 2004 20:03:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267354AbUIFADQ (ORCPT ); Sun, 5 Sep 2004 20:03:16 -0400 Received: from the-village.bc.nu ([81.2.110.252]:23199 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S267353AbUIFADK (ORCPT ); Sun, 5 Sep 2004 20:03:10 -0400 Subject: Re: multi-domain PCI and sysfs From: Alan Cox To: Jon Smirl Cc: Matthew Wilcox , Jesse Barnes , lkml In-Reply-To: <9e473391040905165048798741@mail.gmail.com> References: <9e4733910409041300139dabe0@mail.gmail.com> <200409041527.50136.jbarnes@engr.sgi.com> <9e47339104090415451c1f454f@mail.gmail.com> <200409041603.56324.jbarnes@engr.sgi.com> <20040905230425.GU642@parcelfarce.linux.theplanet.co.uk> <9e473391040905165048798741@mail.gmail.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1094425236.2126.4.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Mon, 06 Sep 2004 00:00:39 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 629 Lines: 15 On Llu, 2004-09-06 at 00:50, Jon Smirl wrote: > So how do multiple root buses work? Since they are all in the same > domain it seems like a single IO operation would go to all of the root > bridges simultaneously. Then each root bridge matches to the address > and decides to send the IO operation on if there is a match. Architecture specific. Even in the PC world it varies. Alan - 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/