From: Gleb Natapov <gleb@redhat.com>
To: Dietmar Maurer <dietmar@proxmox.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: network boot always enabled with 0.15.0
Date: Thu, 11 Aug 2011 16:59:51 +0300 [thread overview]
Message-ID: <20110811135951.GC4404@redhat.com> (raw)
In-Reply-To: <24E144B8C0207547AD09C467A8259F7537782C2E@lisa.maurer-it.com>
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.
next prev parent reply other threads:[~2011-08-11 13:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-11 8:55 network boot always enabled with 0.15.0 Dietmar Maurer
2011-08-11 9:05 ` Gleb Natapov
2011-08-11 9:12 ` Dietmar Maurer
2011-08-11 9:38 ` Gleb Natapov
2011-08-11 9:56 ` Dietmar Maurer
2011-08-11 10:25 ` Gleb Natapov
2011-08-11 10:33 ` Dietmar Maurer
2011-08-11 10:50 ` Gleb Natapov
2011-08-11 11:29 ` Dietmar Maurer
2011-08-11 11:48 ` Gleb Natapov
2011-08-11 11:57 ` Dietmar Maurer
2011-08-11 12:06 ` Gleb Natapov
2011-08-11 13:57 ` Dietmar Maurer
2011-08-11 13:59 ` Gleb Natapov [this message]
2011-08-11 21:37 ` Michael Tokarev
2011-08-11 16:59 ` Gerd Hoffmann
2011-08-12 5:08 ` Dietmar Maurer
2011-08-12 7:10 ` Dietmar Maurer
2011-08-11 10:13 ` Dietmar Maurer
2011-08-11 10:26 ` Gleb Natapov
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