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Re: [Qemu-devel] [PATCH v3 4/4] machine: remove iommu property

From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH v3 4/4] machine: remove iommu property
Date: Wed, 15 Jun 2016 00:03:40 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.0

On 14/06/2016 20:38, Eduardo Habkost wrote:
> On Mon, Jun 13, 2016 at 05:37:00PM +0300, Marcel Apfelbaum wrote:
>> Since iommu devices can be created with '-device' there is
>> no need to keep iommu as machine and mch property.
>> Signed-off-by: Marcel Apfelbaum <address@hidden>
> On the one hand, the option is present since v2.2.0. On the other
> hand, it is present only in q35, and the property really doesn't
> belong to TYPE_MACHINE (so even if we decide to keep it for a few
> releases, property registration needs to be moved to
> pc_q35_machine_options().
> What kind of usage the existing code has, currently? Development
> and debugging only, or is there any chance somebody might be
> using it in production?

Definitely development and debugging only.  Someone might be using it in
automated tests, but that's pretty much it.


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