From: Jason Gunthorpe <jgg@mellanox.com>
To: Jason Wang <jasowang@redhat.com>
Cc: "rdunlap@infradead.org" <rdunlap@infradead.org>,
"jakub.kicinski@netronome.com" <jakub.kicinski@netronome.com>,
"christophe.de.dinechin@gmail.com"
<christophe.de.dinechin@gmail.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
"airlied@linux.ie" <airlied@linux.ie>,
"heiko.carstens@de.ibm.com" <heiko.carstens@de.ibm.com>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"oberpar@linux.ibm.com" <oberpar@linux.ibm.com>,
"kwankhede@nvidia.com" <kwankhede@nvidia.com>,
"rob.miller@broadcom.com" <rob.miller@broadcom.com>,
"linux-s390@vger.kernel.org" <linux-s390@vger.kernel.org>,
"sebott@linux.ibm.com" <sebott@linux.ibm.com>,
"lulu@redhat.com" <lulu@redhat.com>,
"eperezma@redhat.com" <eperezma@redhat.com>,
"pasic@linux.ibm.com" <pasic@linux.ibm.com>,
"borntraeger@de.ibm.com" <borntraeger@de.ibm.com>,
haotian.wang@s
Subject: Re: [PATCH V13 4/6] mdev: introduce mediated virtio bus
Date: Tue, 19 Nov 2019 12:38:08 +0000 [thread overview]
Message-ID: <20191119123803.GA26739@mellanox.com> (raw)
In-Reply-To: <a09f528f-cfca-69cf-4728-91ff33c5caa7@redhat.com>
On Tue, Nov 19, 2019 at 10:41:31AM +0800, Jason Wang wrote:
>
> On 2019/11/19 上午4:28, Jason Gunthorpe wrote:
> > On Mon, Nov 18, 2019 at 03:27:13PM -0500, Michael S. Tsirkin wrote:
> > > On Mon, Nov 18, 2019 at 01:41:00PM +0000, Jason Gunthorpe wrote:
> > > > On Mon, Nov 18, 2019 at 06:59:21PM +0800, Jason Wang wrote:
> > > > > +struct bus_type mdev_virtio_bus_type;
> > > > > +
> > > > > +struct mdev_virtio_device {
> > > > > + struct mdev_device mdev;
> > > > > + const struct mdev_virtio_ops *ops;
> > > > > + u16 class_id;
> > > > > +};
> > > > This seems to share nothing with mdev (ie mdev-vfio), why is it on the
> > > > same bus?
> > > I must be missing something - which bus do they share?
> > mdev_bus_type ?
> >
> > Jason
>
>
> Note: virtio has its own bus: mdev_virtio_bus_type. So they are not the same
> bus.
That is even worse, why involve struct mdev_device at all then?
Jason
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next prev parent reply other threads:[~2019-11-19 12:38 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-18 10:59 [PATCH V13 0/6] mdev based hardware virtio offloading support Jason Wang
2019-11-18 10:59 ` [PATCH V13 1/6] mdev: make mdev bus agnostic Jason Wang
2019-11-19 3:08 ` Randy Dunlap
2019-11-19 3:08 ` Randy Dunlap
2019-11-18 10:59 ` [PATCH V13 2/6] mdev: split out VFIO bus specific parent ops Jason Wang
2019-11-18 10:59 ` Jason Wang
2019-11-18 10:59 ` [PATCH V13 3/6] mdev: move to drivers/ Jason Wang
2019-11-18 10:59 ` Jason Wang
2019-11-19 3:11 ` Randy Dunlap
2019-11-19 3:11 ` Randy Dunlap
2019-11-18 10:59 ` [PATCH V13 4/6] mdev: introduce mediated virtio bus Jason Wang
2019-11-18 13:41 ` Jason Gunthorpe
2019-11-18 13:41 ` Jason Gunthorpe
2019-11-18 20:27 ` Michael S. Tsirkin
2019-11-18 20:27 ` Michael S. Tsirkin
2019-11-18 20:28 ` Jason Gunthorpe
2019-11-18 20:28 ` Jason Gunthorpe
2019-11-19 2:41 ` Jason Wang
2019-11-19 2:41 ` Jason Wang
2019-11-19 12:38 ` Jason Gunthorpe [this message]
2019-11-19 14:02 ` Jason Wang
2019-11-19 14:02 ` Jason Wang
2019-11-19 14:14 ` Jason Gunthorpe
2019-11-20 2:14 ` Jason Wang
2019-11-20 2:14 ` Jason Wang
2019-11-20 13:49 ` Jason Gunthorpe
2019-11-20 13:49 ` Jason Gunthorpe
2019-11-21 3:05 ` Jason Wang
2019-11-21 3:05 ` Jason Wang
2019-11-26 12:07 ` Rob Miller
2019-11-26 12:07 ` Rob Miller
2019-11-19 2:40 ` Jason Wang
2019-11-19 2:40 ` Jason Wang
2019-11-19 3:13 ` Randy Dunlap
2019-11-19 3:13 ` Randy Dunlap
2019-11-18 10:59 ` [PATCH V13 5/6] virtio: introduce a mdev based transport Jason Wang
2019-11-18 10:59 ` Jason Wang
2019-11-18 10:59 ` [PATCH V13 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
2019-11-18 10:59 ` Jason Wang
2019-11-18 15:17 ` Greg KH
2019-11-18 15:17 ` Greg KH
2019-11-19 3:03 ` Jason Wang
2019-11-19 3:03 ` Jason Wang
2019-11-19 12:40 ` Jason Gunthorpe
2019-11-19 14:07 ` Jason Wang
2019-11-19 14:07 ` Jason Wang
2019-11-19 16:39 ` Jason Gunthorpe
2019-11-18 15:45 ` Cornelia Huck
2019-11-18 15:45 ` Cornelia Huck
2019-11-19 3:04 ` Jason Wang
2019-11-19 3:04 ` Jason Wang
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