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Re: [Qemu-devel] [PATCH v2 3/3] q35: allow dynamic sysbus

From: Marcel Apfelbaum
Subject: Re: [Qemu-devel] [PATCH v2 3/3] q35: allow dynamic sysbus
Date: Wed, 8 Jun 2016 14:18:58 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0

On 06/08/2016 05:56 AM, Peter Xu wrote:
On Thu, Jun 02, 2016 at 11:15:55PM +0300, Marcel Apfelbaum wrote:
Allow adding sysbus devices with -device on Q35.

At first Q35 will support only intel-iommu to be added this way,
however the command line will support all sysbus devices.

Mark with 'cannot_instantiate_with_device_add_yet' the ones
causing immediate problems (e.g. crashes).

What happens if we do dynamic device_add for IOMMU? Guessing we should
not allow that as well?

Sure, hot-plug is not supported, at least for now.
I can think about a device that has an IOMMU built-in,
but this is not our use-case.


-- peterx

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