Re: [Q] reprobe deferred-probing drivers

From: Ming Lei
Date: Wed Oct 17 2012 - 12:02:18 EST


On Wed, Oct 17, 2012 at 4:43 PM, Guennadi Liakhovetski
<g.liakhovetski@xxxxxx> wrote:
> On Wed, 17 Oct 2012, Guennadi Liakhovetski wrote:
>
>> Hi
>>
>> I've got a situation, for which I currently don't have a (good) solution.
>
> Ok, right, would it be acceptable to just do something like
>
> if (dev->parent)
> device_lock(dev->parent);
> device_release_driver(dev);
> device_attach(dev);

The above should be OK for your purpose, and looks some other
deferred-probe devices may need this handling too.

But I am wondering how you could get the pointer of device A for
releasing driver in device B's remove()?

Thanks,
--
Ming Lei
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/