On Fri, Sep 27, 2019 at 11:46:06AM +0800, Jason Wang wrote:
> On 2019/9/26 下午12:54, Tiwei Bie wrote:
> > +
> > +static long vhost_mdev_start(struct vhost_mdev *m)
> > +{
> > + struct mdev_device *mdev = m->mdev;
> > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev);
> > + st
On Fri, Sep 27, 2019 at 11:51:35AM +0800, Jason Wang wrote:
> On 2019/9/27 上午11:46, Jason Wang wrote:
> > +
> > +static struct mdev_class_id id_table[] = {
> > + { MDEV_ID_VHOST },
> > + { 0 },
> > +};
> > +
> > +static struct mdev_driver vhost_mdev_driver = {
> > + .name = "vhost_mdev"
On 2019/9/27 上午11:46, Jason Wang wrote:
+
+static struct mdev_class_id id_table[] = {
+ { MDEV_ID_VHOST },
+ { 0 },
+};
+
+static struct mdev_driver vhost_mdev_driver = {
+ .name = "vhost_mdev",
+ .probe = vhost_mdev_probe,
+ .remove = vhost_mdev_remove,
+ .id_table =
On 2019/9/26 下午12:54, Tiwei Bie wrote:
This patch introduces a mdev based hardware vhost backend.
This backend is built on top of the same abstraction used
in virtio-mdev and provides a generic vhost interface for
userspace to accelerate the virtio devices in guest.
This backend is implemented
On 2019/9/26 下午9:14, Tiwei Bie wrote:
On Thu, Sep 26, 2019 at 04:35:18AM -0400, Michael S. Tsirkin wrote:
On Thu, Sep 26, 2019 at 12:54:27PM +0800, Tiwei Bie wrote:
[...]
diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
index 40d028eed645..5afbc2f08fa3 100644
--- a/include
On 9/26/19 11:23 AM, Matias Ezequiel Vara Larsen wrote:
> This patch adds support for MSG_PEEK. In such a case, packets are not
> removed from the rx_queue and credit updates are not sent.
>
> Signed-off-by: Matias Ezequiel Vara Larsen
> ---
> net/vmw_vsock/virtio_transport_common.c | 50
> +
This patch adds support for MSG_PEEK. In such a case, packets are not
removed from the rx_queue and credit updates are not sent.
Signed-off-by: Matias Ezequiel Vara Larsen
---
net/vmw_vsock/virtio_transport_common.c | 50 +++--
1 file changed, 47 insertions(+), 3 dele
On Thu, Sep 26, 2019 at 10:26:08AM -0600, Alex Williamson wrote:
> On Thu, 26 Sep 2019 11:46:55 -0400
> "Michael S. Tsirkin" wrote:
>
> > On Wed, Sep 25, 2019 at 10:30:28AM -0600, Alex Williamson wrote:
> > > On Wed, 25 Sep 2019 10:11:00 -0400
> > > Rob Miller wrote:
> > > > > > On Tue, 24 Sep
On Thu, 26 Sep 2019 11:46:55 -0400
"Michael S. Tsirkin" wrote:
> On Wed, Sep 25, 2019 at 10:30:28AM -0600, Alex Williamson wrote:
> > On Wed, 25 Sep 2019 10:11:00 -0400
> > Rob Miller wrote:
> > > > > On Tue, 24 Sep 2019 21:53:29 +0800
> > > > > Jason Wang wrote:
> > > > > > diff --git a/dr
On Wed, Sep 25, 2019 at 10:30:28AM -0600, Alex Williamson wrote:
> On Wed, 25 Sep 2019 10:11:00 -0400
> Rob Miller wrote:
> > > > On Tue, 24 Sep 2019 21:53:29 +0800
> > > > Jason Wang wrote:
> > > > > diff --git a/drivers/vfio/mdev/vfio_mdev.c
> > > > b/drivers/vfio/mdev/vfio_mdev.c
> > > > >
to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Tiwei-Bie/vhost-introduce-mdev-based-hardware-backend/20190926-125932
base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
conf
On Thu, Sep 26, 2019 at 09:26:22AM -0400, Michael S. Tsirkin wrote:
> On Thu, Sep 26, 2019 at 09:14:39PM +0800, Tiwei Bie wrote:
> > > 4. Does device need to limit max ring size?
> > > 5. Does device need to limit max number of queues?
> >
> > I think so. It's helpful to have ioctls to report the
On Thu, Sep 26, 2019 at 09:14:39PM +0800, Tiwei Bie wrote:
> > 4. Does device need to limit max ring size?
> > 5. Does device need to limit max number of queues?
>
> I think so. It's helpful to have ioctls to report the max
> ring size and max number of queues.
Also, let's not repeat the vhost ne
On Thu, Sep 26, 2019 at 04:35:18AM -0400, Michael S. Tsirkin wrote:
> On Thu, Sep 26, 2019 at 12:54:27PM +0800, Tiwei Bie wrote:
[...]
> > diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
> > index 40d028eed645..5afbc2f08fa3 100644
> > --- a/include/uapi/linux/vhost.h
> > +++ b/
On Thu, Sep 26, 2019 at 06:48:54PM +0800, Jason Wang wrote:
>
> On 2019/9/26 下午4:21, Michael S. Tsirkin wrote:
> > On Thu, Sep 26, 2019 at 12:04:46PM +0800, Jason Wang wrote:
> > > > > > I'm not sure how stable above ops are.
> > > > > It's the kernel internal API, so there's no strict requirement
On 2019/9/26 下午4:21, Michael S. Tsirkin wrote:
On Thu, Sep 26, 2019 at 12:04:46PM +0800, Jason Wang wrote:
I'm not sure how stable above ops are.
It's the kernel internal API, so there's no strict requirement for this. We
will export a version value for userspace for compatibility.
Given it's
On Thu, Sep 26, 2019 at 12:54:27PM +0800, Tiwei Bie wrote:
> This patch introduces a mdev based hardware vhost backend.
> This backend is built on top of the same abstraction used
> in virtio-mdev and provides a generic vhost interface for
> userspace to accelerate the virtio devices in guest.
>
>
On Thu, Sep 26, 2019 at 12:04:46PM +0800, Jason Wang wrote:
> > > > I'm not sure how stable above ops are.
> > > It's the kernel internal API, so there's no strict requirement for this.
> > > We
> > > will export a version value for userspace for compatibility.
> > Given it's tied to virtio we pro
On 2019/9/26 上午8:48, Tian, Kevin wrote:
+};
I'm not sure how stable above ops are.
It's the kernel internal API, so there's no strict requirement for this.
We will export a version value for userspace for compatibility.
Does it make sense if defining
just two callbacks here, e.g. vq_ctrl an
Hi Dexuan,
On Thu, Sep 26, 2019 at 01:11:27AM +, Dexuan Cui wrote:
> Lockdep is unhappy if two locks from the same class are held.
>
> Fix the below warning for hyperv and virtio sockets (vmci socket code
> doesn't have the issue) by using lock_sock_nested() when __vsock_release()
> is called
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