From: Jes Sorensen <Jes.Sorensen@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>
Subject: [Qemu-devel] Re: [PATCH v3] Do not try loading option ROM for hotplug PCI device in pc-0.11 compat mode
Date: Mon, 30 Aug 2010 15:59:59 +0200 [thread overview]
Message-ID: <4C7BB95F.8070509@redhat.com> (raw)
In-Reply-To: <4C7BB5F7.6010906@codemonkey.ws>
On 08/30/10 15:45, Anthony Liguori wrote:
> On 08/30/2010 08:11 AM, Jes Sorensen wrote:
>> If you run in -M pc-0.11 or older option ROMs are provided via fw_cfg,
>> which means QEMU is unable to load it after boot time if you try to
>> hot-plug a new network device via the monitor. Instead it decides to
>> exit with an error.
>>
>
> Which network device?
>
> Take a look at ne2k.c's rom loading. It's got logic for rom loading
> with hotplug but e1000 and rtl8139 don't. Maybe it's because ne2k also
> supports an ISA mode?
It happens with virtio-net as well which is where I saw it first.
However, it's really only an issue in compat mode since with 0.12
onwards we can load option ROMs on the fly.
Cheers,
Jes
next prev parent reply other threads:[~2010-08-30 14:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-30 8:16 [Qemu-devel] [PATCH v3] Do not try loading option ROM for hotplug PCI device in pc-0.11 compat mode Jes.Sorensen
2010-08-30 13:00 ` [Qemu-devel] " Anthony Liguori
2010-08-30 13:11 ` Jes Sorensen
2010-08-30 13:45 ` Anthony Liguori
2010-08-30 13:57 ` Gerd Hoffmann
2010-08-30 13:59 ` Jes Sorensen [this message]
2010-08-30 13:29 ` Markus Armbruster
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