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SubjectRe: [PATCH V2 19/19] vdpa: introduce virtio pci driver
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On 2020/12/5 上午1:12, Randy Dunlap wrote:
> On 12/4/20 7:20 AM, Stefano Garzarella wrote:
>> On Fri, Dec 04, 2020 at 12:03:53PM +0800, Jason Wang wrote:
>>> This patch introduce a vDPA driver for virtio-pci device. It bridges
>>> the virtio-pci control command to the vDPA bus. This will be used for
>>> features prototyping and testing.
>>>
>>> Note that get/restore virtqueue state is not supported which needs
>>> extension on the virtio specification.
>>>
>>> Signed-off-by: Jason Wang <jasowang@redhat.com>
>>> ---
>>> drivers/vdpa/Kconfig              |   6 +
>>> drivers/vdpa/Makefile             |   1 +
>>> drivers/vdpa/virtio_pci/Makefile  |   2 +
>>> drivers/vdpa/virtio_pci/vp_vdpa.c | 455 ++++++++++++++++++++++++++++++
>>> 4 files changed, 464 insertions(+)
>>> create mode 100644 drivers/vdpa/virtio_pci/Makefile
>>> create mode 100644 drivers/vdpa/virtio_pci/vp_vdpa.c
>>>
>>> diff --git a/drivers/vdpa/Kconfig b/drivers/vdpa/Kconfig
>>> index 358f6048dd3c..18cad14f533e 100644
>>> --- a/drivers/vdpa/Kconfig
>>> +++ b/drivers/vdpa/Kconfig
>>> @@ -48,4 +48,10 @@ config MLX5_VDPA_NET
>>>       be executed by the hardware. It also supports a variety of stateless
>>>       offloads depending on the actual device used and firmware version.
>>>
>>> +config VP_VDPA
>>> +    tristate "Virtio PCI bridge vDPA driver"
>>> +    depends on PCI_MSI && VIRTIO_PCI_MODERN
>>> +    help
>>> +      This kernel module that bridges virtio PCI device to vDPA bus.
>>                              ^
>> Without 'that' maybe sound better, but I'm not a native speaker :-)
> Yes, drop 'that', please.


Will fix.

Thanks


>
>>> +
>>> endif # VDPA

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