From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gleb Natapov Subject: Re: network boot always enabled with 0.15.0 Date: Thu, 11 Aug 2011 16:59:51 +0300 Message-ID: <20110811135951.GC4404@redhat.com> References: <20110811093856.GV4404@redhat.com> <24E144B8C0207547AD09C467A8259F75377761E8@lisa.maurer-it.com> <20110811102552.GW4404@redhat.com> <24E144B8C0207547AD09C467A8259F753777727D@lisa.maurer-it.com> <20110811105045.GY4404@redhat.com> <24E144B8C0207547AD09C467A8259F75377772BD@lisa.maurer-it.com> <20110811114819.GA4404@redhat.com> <24E144B8C0207547AD09C467A8259F75377772F3@lisa.maurer-it.com> <20110811120611.GB4404@redhat.com> <24E144B8C0207547AD09C467A8259F7537782C2E@lisa.maurer-it.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "kvm@vger.kernel.org" To: Dietmar Maurer Return-path: Received: from mx1.redhat.com ([209.132.183.28]:24955 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752982Ab1HKN75 (ORCPT ); Thu, 11 Aug 2011 09:59:57 -0400 Content-Disposition: inline In-Reply-To: <24E144B8C0207547AD09C467A8259F7537782C2E@lisa.maurer-it.com> Sender: kvm-owner@vger.kernel.org List-ID: On Thu, Aug 11, 2011 at 01:57:04PM +0000, Dietmar Maurer wrote: > > No, this boot= option is deprecated too. AFAIK boot=off does (and always > > did) nothing. boot=on tells qemu to boot from the disk using extboot option > > rom. This was needed to boot from virtio disks. Now SeaBIOS can boot from > > virtio disk natively, so extboot no longer needed. But due to the ways BIOS boot > > specification is written only one disk can be bootable in the system, so if one > > disk has bootindex specified other disks will not participate in the boot even if > > the disk with bootindex specified is not bootable. > > Thanks for that info. > > Another possibility to disable network boot would be to avoid loading > the pxe-XXX.rom network boot ROMs. Or is that a bad idea? > Ah yeah. Don't see anything bad if you do not what to boot from net. -- Gleb.