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Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take eff
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting |
Date: |
Tue, 26 Aug 2014 12:00:33 +0200 |
On Di, 2014-08-26 at 09:07 +0000, Gonglei (Arei) wrote:
> Hi, Gerd
>
> Nice to meet you again in maillist. :)
>
> > -----Original Message-----
> > From: Gerd Hoffmann [mailto:address@hidden
> > Sent: Tuesday, August 26, 2014 2:36 PM
> > Subject: Re: [PATCH v5 0/8] modify boot order of guest, and take effect
> > after
> > rebooting
> >
> > > The patchsets add one qmp interface, and add an fw_cfg_machine_reset()
> > > to achieve it.
> >
> > > (qemu) set-bootindex ide0-0-1 1
> > > The bootindex 1 has already been used
> >
> > What happened to the idea to use qom-set instead? I liked that
> > suggestion. Solves the suffix issue in a nice way.
> >
> I have discussed with Makus about qom-set in pervious confabulation.
> The main problem is that qom-set's function is simple, which just change
> a device's property value, but not can do any other logic. In my case,
> I should change global fw_boot_orde for devices's bootindex taking effect.
Two options (also mentioned in the thread):
(1) Set/update bootindex on reset instead of realize/init.
(2) Switch the property from qdev to qom, then use the set
callback to also update the fw_cfg file.
cheers,
Gerd
- [Qemu-devel] [PATCH v5 1/8] bootindex: add modify_boot_device_path function, (continued)
- [Qemu-devel] [PATCH v5 1/8] bootindex: add modify_boot_device_path function, arei.gonglei, 2014/08/04
- [Qemu-devel] [PATCH v5 7/8] qmp: add query-bootindex command, arei.gonglei, 2014/08/04
- [Qemu-devel] [PATCH v5 8/8] qemu-monitor: add HMP "info-bootindex" command, arei.gonglei, 2014/08/04
- [Qemu-devel] [PATCH v5 6/8] qemu-monitor: HMP set-bootindex wrapper, arei.gonglei, 2014/08/04
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gonglei (Arei), 2014/08/04
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gonglei (Arei), 2014/08/07
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gerd Hoffmann, 2014/08/26
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gonglei (Arei), 2014/08/26
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting,
Gerd Hoffmann <=
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Markus Armbruster, 2014/08/26
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gonglei (Arei), 2014/08/26
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gerd Hoffmann, 2014/08/27
- Re: [Qemu-devel] [PATCH v5 0/8] modify boot order of guest, and take effect after rebooting, Gonglei (Arei), 2014/08/28