From: "Daniel P. Berrange" <berrange@redhat.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
qemu-devel@nongnu.org, khoa@us.ibm.com,
Paolo Bonzini <pbonzini@redhat.com>,
asias@redhat.com
Subject: Re: [Qemu-devel] [PATCH v2 8/8] virtio-blk: add x-data-plane=on|off performance feature
Date: Tue, 20 Nov 2012 12:37:08 +0000 [thread overview]
Message-ID: <20121120123708.GI3461@redhat.com> (raw)
In-Reply-To: <1353414712-27072-9-git-send-email-stefanha@redhat.com>
On Tue, Nov 20, 2012 at 01:31:52PM +0100, Stefan Hajnoczi wrote:
> The virtio-blk-data-plane feature is easy to integrate into
> hw/virtio-blk.c. The data plane can be started and stopped similar to
> vhost-net.
>
> Users can take advantage of the virtio-blk-data-plane feature using the
> new -device virtio-blk-pci,x-data-plane=on property.
>
> The x-data-plane name was chosen because at this stage the feature is
> experimental and likely to see changes in the future.
Can you give some indication of how it is likely to change, since
this has a bearing on any libvirt use of this feature ?
Daniel
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next prev parent reply other threads:[~2012-11-20 12:37 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-20 12:31 [Qemu-devel] [PATCH v2 0/8] virtio: virtio-blk data plane Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 1/8] raw-posix: add raw_get_aio_fd() for virtio-blk-data-plane Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 2/8] configure: add CONFIG_VIRTIO_BLK_DATA_PLANE Stefan Hajnoczi
2012-11-21 18:17 ` mdroth
2012-11-21 18:29 ` Stefan Hajnoczi
2012-11-21 18:45 ` mdroth
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 3/8] dataplane: add host memory mapping code Stefan Hajnoczi
2012-11-20 18:24 ` Don Koch
2012-11-21 7:59 ` Stefan Hajnoczi
2012-11-26 15:31 ` Don Koch
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 4/8] dataplane: add virtqueue vring code Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 5/8] dataplane: add event loop Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 6/8] dataplane: add Linux AIO request queue Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 7/8] dataplane: add virtio-blk data plane code Stefan Hajnoczi
2012-11-20 13:04 ` Michael S. Tsirkin
2012-11-20 13:54 ` Stefan Hajnoczi
2012-11-20 12:31 ` [Qemu-devel] [PATCH v2 8/8] virtio-blk: add x-data-plane=on|off performance feature Stefan Hajnoczi
2012-11-20 12:37 ` Daniel P. Berrange [this message]
2012-11-20 12:53 ` Kevin Wolf
2012-11-20 13:50 ` Stefan Hajnoczi
2012-11-20 14:34 ` Daniel P. Berrange
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