netdev - Re: [PATCH V3 2/7] mdev: bus uevent support

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Date:   Tue, 15 Oct 2019 20:13:29 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Cornelia Huck <cohuck@...hat.com>
Cc:     kvm@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
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Subject: Re: [PATCH V3 2/7] mdev: bus uevent support


On 2019/10/15 下午6:27, Cornelia Huck wrote:
> On Fri, 11 Oct 2019 16:15:52 +0800
> Jason Wang <jasowang@...hat.com> wrote:
>
>> This patch adds bus uevent support for mdev bus in order to allow
>> cooperation with userspace.
>>
>> Signed-off-by: Jason Wang <jasowang@...hat.com>
>> ---
>>   drivers/vfio/mdev/mdev_driver.c | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/drivers/vfio/mdev/mdev_driver.c b/drivers/vfio/mdev/mdev_driver.c
>> index b7c40ce86ee3..319d886ffaf7 100644
>> --- a/drivers/vfio/mdev/mdev_driver.c
>> +++ b/drivers/vfio/mdev/mdev_driver.c
>> @@ -82,9 +82,17 @@ static int mdev_match(struct device *dev, struct device_driver *drv)
>>   	return 0;
>>   }
>>   
>> +static int mdev_uevent(struct device *dev, struct kobj_uevent_env *env)
>> +{
>> +	struct mdev_device *mdev = to_mdev_device(dev);
>> +
>> +	return add_uevent_var(env, "MODALIAS=mdev:c%02X", mdev->class_id);
>> +}
>> +
>>   struct bus_type mdev_bus_type = {
>>   	.name		= "mdev",
>>   	.match		= mdev_match,
>> +	.uevent		= mdev_uevent,
>>   	.probe		= mdev_probe,
>>   	.remove		= mdev_remove,
>>   };
> I'd merge that into the previous patch.


Will do.

Thanks