From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57816) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dZYwG-0000RM-AZ for qemu-devel@nongnu.org; Mon, 24 Jul 2017 04:42:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dZYwB-0004qw-EW for qemu-devel@nongnu.org; Mon, 24 Jul 2017 04:42:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:38662) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dZYwB-0004pP-84 for qemu-devel@nongnu.org; Mon, 24 Jul 2017 04:41:59 -0400 Message-ID: <1500885714.15837.5.camel@redhat.com> From: Gerd Hoffmann Date: Mon, 24 Jul 2017 10:41:54 +0200 In-Reply-To: References: <1500470414-7911-1-git-send-email-zuban32s@gmail.com> <1500533554.6553.1.camel@redhat.com> <3e0f92ea-58ce-abfb-1aed-4d56c1fa68b2@redhat.com> <1500631461.12926.5.camel@redhat.com> <1500640952.12926.9.camel@redhat.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [SeaBIOS] [RFC PATCH 0/2] Allow RedHat PCI bridges reserve more buses than necessary during init List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Marcel Apfelbaum , Aleksandr Bezzubikov , seabios@seabios.org Cc: qemu-devel@nongnu.org, Laszlo Ersek Hi, > Maybe we don't want to allocate IO at all, > So value 0 would say do not allocate. > > But we can disable IO by other means. Indeed. As IO is optional for pcie we don't need a qemu-specific extension for that. cheers, Gerd