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Re: [Qemu-devel] Re: qdev property bug?
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] Re: qdev property bug? |
Date: |
Mon, 14 Dec 2009 18:20:22 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On Mon, Dec 14, 2009 at 08:25:53AM -0600, Anthony Liguori wrote:
> Michael S. Tsirkin wrote:
>>
>> Further, we should error out when device is added.
>> Doing this during boot is way too late, management
>> won't be able to understand such errors and
>> won't be able to recover.
>>
>
> I don't quite understand this.
>
> In 0.11, we never loaded option roms unless a user specified -boot n.
> If a user specified -boot n and used more than one nic type, I'm fairly
> certain it would error out during start up because it would run out of
> option rom space. Maybe it required three types of nics, but the point
> still remains.
>
> In 0.12, we always load the option rom for a PCI device. An easy
> solution here would be to just gracefully handle the case where we ran
> out of option rom space and (silently) stop loading additional roms.
> With respect to -boot n, it makes the behavior buggy (you cannot boot
> from the second nic) but my original point is that that is not a
> regression from 0.11.
Sorry, I misunderstood what you were saying. I thought you suggested
handling it with exit(1) or something like that. Yes, this hack will
work I think, unless we want to go back to 0.11 behaviour.
> For 0.13, we should probably allow a user to suppress option rom loading
> for a given PCI device. The limited space is a pretty good
> justification for that.
>
> Regards,
>
> Anthony Liguori
>
>>> --
>>> MST
>>>
- [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Alexander Graf, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Anthony Liguori, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Anthony Liguori, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?,
Michael S. Tsirkin <=
- Re: [Qemu-devel] Re: qdev property bug?, Sebastian Herbszt, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Sebastian Herbszt, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Anthony Liguori, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Anthony Liguori, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Gerd Hoffmann, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14
- Re: [Qemu-devel] Re: qdev property bug?, Michael S. Tsirkin, 2009/12/14