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From: | Paul Brook |
Subject: | Re: [Qemu-devel] [PATCH 05/11] qemu: MSI-X support functions |
Date: | Wed, 10 Jun 2009 15:39:05 +0100 |
User-agent: | KMail/1.11.4 (Linux/2.6.29-2-amd64; KDE/4.2.4; x86_64; ; ) |
> > If we really need to avoid MSI-X capable devices then that should be done > > explicity per-device. i.e. you have a different virtio-net device that > > does not use MSI-X. > > > > Paul > > Why should it be done per-device? Because otherwise you end up with the horrible hacks that you're currently tripping over: devices have to magically morph into a different device when you load a VM. That's seems just plain wrong to me. Loading a VM shouldn't not do anything that can't happen during normal operation. Paul
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