From: Christoph Hellwig <hch@infradead.org>
To: Jason Wang <jasowang@redhat.com>
Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org,
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Subject: Re: [PATCH V6 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework
Date: Wed, 30 Oct 2019 14:23:12 -0700 [thread overview]
Message-ID: <20191030212312.GA4251@infradead.org> (raw)
In-Reply-To: <20191030064444.21166-7-jasowang@redhat.com>
On Wed, Oct 30, 2019 at 02:44:44PM +0800, Jason Wang wrote:
> This sample driver creates mdev device that simulate virtio net device
> over virtio mdev transport. The device is implemented through vringh
> and workqueue. A device specific dma ops is to make sure HVA is used
> directly as the IOVA. This should be sufficient for kernel virtio
> driver to work.
>
> Only 'virtio' type is supported right now. I plan to add 'vhost' type
> on top which requires some virtual IOMMU implemented in this sample
> driver.
Can we please submit a real driver for it? A more or less useless
sample driver doesn't really qualify for our normal kernel requirements
that infrastructure should have a real user.
next prev parent reply other threads:[~2019-10-30 21:23 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-30 6:44 [PATCH V6 0/6] mdev based hardware virtio offloading support Jason Wang
2019-10-30 6:44 ` [PATCH V6 1/6] mdev: class id support Jason Wang
2019-11-01 19:55 ` Parav Pandit
2019-10-30 6:44 ` [PATCH V6 2/6] modpost: add support for mdev class id Jason Wang
2019-10-30 6:44 ` [PATCH V6 3/6] mdev: introduce device specific ops Jason Wang
2019-11-01 20:11 ` Parav Pandit
2019-11-04 2:51 ` Jason Wang
2019-10-30 6:44 ` [PATCH V6 4/6] mdev: introduce virtio device and its device ops Jason Wang
2019-10-30 6:44 ` [PATCH V6 5/6] virtio: introduce a mdev based transport Jason Wang
2019-10-30 6:44 ` [PATCH V6 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
2019-10-30 21:23 ` Christoph Hellwig [this message]
2019-10-31 1:46 ` Jason Wang
2019-10-31 7:57 ` Zhu, Lingshan
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