From: Marcelo Tosatti <mtosatti@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Alex Williamson <alex.williamson@redhat.com>,
Amos Kong <akong@redhat.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org,
yamahata@valinux.co.jp, blauwirbel@gmail.com
Subject: Re: About hotplug multifunction
Date: Mon, 12 Sep 2011 07:56:07 -0300 [thread overview]
Message-ID: <20110912105607.GA12849@amt.cnet> (raw)
In-Reply-To: <20110912102148.GA12332@amt.cnet>
On Mon, Sep 12, 2011 at 07:21:48AM -0300, Marcelo Tosatti wrote:
> > We could, for example, keep a stub function 0 around.
>
> I suppose the guest will remove all functions of a device once you
> attempt to hot-unplug a function.
>
> What is the problem with adding more PCI buses, instead of multifunction
> ?
The advantage is that its not only possible to use virtio devices, but any
kind of PCI device.
WARNING: multiple messages have this Message-ID (diff)
From: Marcelo Tosatti <mtosatti@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, blauwirbel@gmail.com,
yamahata@valinux.co.jp,
Alex Williamson <alex.williamson@redhat.com>,
Amos Kong <akong@redhat.com>
Subject: Re: [Qemu-devel] About hotplug multifunction
Date: Mon, 12 Sep 2011 07:56:07 -0300 [thread overview]
Message-ID: <20110912105607.GA12849@amt.cnet> (raw)
In-Reply-To: <20110912102148.GA12332@amt.cnet>
On Mon, Sep 12, 2011 at 07:21:48AM -0300, Marcelo Tosatti wrote:
> > We could, for example, keep a stub function 0 around.
>
> I suppose the guest will remove all functions of a device once you
> attempt to hot-unplug a function.
>
> What is the problem with adding more PCI buses, instead of multifunction
> ?
The advantage is that its not only possible to use virtio devices, but any
kind of PCI device.
next prev parent reply other threads:[~2011-09-12 12:19 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1749303074.590739.1315551830460.JavaMail.root@zmail05.collab.prod.int.phx2.redhat.com>
2011-09-09 7:08 ` About hotplug multifunction Amos Kong
2011-09-09 7:08 ` [Qemu-devel] " Amos Kong
2011-09-09 7:32 ` Michael S. Tsirkin
2011-09-09 7:32 ` [Qemu-devel] " Michael S. Tsirkin
2011-09-09 17:05 ` Alex Williamson
2011-09-09 17:05 ` [Qemu-devel] " Alex Williamson
2011-09-09 18:34 ` Marcelo Tosatti
2011-09-09 18:34 ` [Qemu-devel] " Marcelo Tosatti
2011-09-11 9:23 ` Michael S. Tsirkin
2011-09-11 9:23 ` [Qemu-devel] " Michael S. Tsirkin
2011-09-11 15:01 ` Marcelo Tosatti
2011-09-11 15:01 ` [Qemu-devel] " Marcelo Tosatti
2011-09-11 18:51 ` Michael S. Tsirkin
2011-09-11 18:51 ` [Qemu-devel] " Michael S. Tsirkin
2011-09-12 10:21 ` Marcelo Tosatti
2011-09-12 10:21 ` [Qemu-devel] " Marcelo Tosatti
2011-09-12 10:56 ` Marcelo Tosatti [this message]
2011-09-12 10:56 ` Marcelo Tosatti
2011-09-12 12:24 ` Michael S. Tsirkin
2011-09-12 12:24 ` [Qemu-devel] " Michael S. Tsirkin
2011-09-13 12:23 ` Amos Kong
2011-09-13 12:23 ` [Qemu-devel] " Amos Kong
2011-09-13 14:24 ` Amos Kong
2011-09-13 14:24 ` [Qemu-devel] " Amos Kong
2011-09-09 17:43 ` Isaku Yamahata
2011-09-09 17:43 ` [Qemu-devel] " Isaku Yamahata
2011-09-11 9:05 ` Michael S. Tsirkin
2011-09-11 9:05 ` [Qemu-devel] " Michael S. Tsirkin
2011-09-13 5:57 ` Isaku Yamahata
2011-09-13 5:57 ` [Qemu-devel] " Isaku Yamahata
2011-09-13 6:52 ` Gleb Natapov
2011-09-13 6:52 ` Gleb Natapov
2011-09-13 7:00 ` Isaku Yamahata
2011-09-13 7:00 ` Isaku Yamahata
2011-09-13 10:00 ` Michael S. Tsirkin
2011-09-13 10:00 ` Michael S. Tsirkin
2011-09-13 10:05 ` Michael S. Tsirkin
2011-09-13 10:05 ` Michael S. Tsirkin
2011-09-13 10:05 ` Gleb Natapov
2011-09-13 10:05 ` Gleb Natapov
2011-11-23 9:06 ` Amos Kong
2011-11-23 9:06 ` [Qemu-devel] " Amos Kong
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