From: "Michael S. Tsirkin" <mst@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: Fam Zheng <famz@redhat.com>,
qemu-devel@nongnu.org, Anthony Liguori <aliguori@amazon.com>
Subject: Re: [Qemu-devel] [PATCH v2 1/4] virtio-pci: add flags to enable/disable legacy/modern
Date: Tue, 17 Feb 2015 09:42:50 +0100 [thread overview]
Message-ID: <20150217084250.GA20039@redhat.com> (raw)
In-Reply-To: <1424161415.6014.15.camel@nilsson.home.kraxel.org>
On Tue, Feb 17, 2015 at 09:23:35AM +0100, Gerd Hoffmann wrote:
> Hi,
>
> > Should we forbid setting both legacy and modern at the same time?
>
> No, this is explicitly allowed in the spec and it is needed for the
> transition from legacy to modern.
>
> cheers,
> Gerd
But !legacy && !modern aren't legal together, correct?
next prev parent reply other threads:[~2015-02-17 8:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-16 16:33 [Qemu-devel] [PATCH v2 0/4] virtio-pci: a few proxy tweaks Gerd Hoffmann
2015-02-16 16:33 ` [Qemu-devel] [PATCH v2 1/4] virtio-pci: add flags to enable/disable legacy/modern Gerd Hoffmann
2015-02-17 5:12 ` Fam Zheng
2015-02-17 8:23 ` Gerd Hoffmann
2015-02-17 8:42 ` Michael S. Tsirkin [this message]
2015-02-17 9:03 ` Gerd Hoffmann
2015-02-18 10:32 ` Gerd Hoffmann
2015-02-18 11:40 ` Michael S. Tsirkin
2015-02-16 16:33 ` [Qemu-devel] [PATCH v2 2/4] virtio-pci: make QEMU_VIRTIO_PCI_QUEUE_MEM_MULT smaller Gerd Hoffmann
2015-02-16 16:33 ` [Qemu-devel] [PATCH v2 3/4] virtio-pci: make pci bars configurable Gerd Hoffmann
2015-02-16 16:33 ` [Qemu-devel] [PATCH v2 4/4] virtio-pci: make modern bar 64bit prefetchable Gerd Hoffmann
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