Re: [PATCH 0/5] media: uvcvideo: Fix race conditions

From: Guenter Roeck
Date: Sun Aug 30 2020 - 20:10:17 EST


On Mon, Aug 31, 2020 at 12:36:21AM +0300, Laurent Pinchart wrote:
> Hi Guenter,
>
[ ... ]

> I'll try to prototype what I envision would be a good solution in the
> V4L2 core. If stars align, I may even try to push it one level up, to
> the chardev layer. Would you then be able to test it ?
>

Sure, I'll be happy to do that.

I ordered a couple of non-UVC webcams (pwc and gspca) from eBay for
comparison. Both of those use the v4l2 locking mechanism, so we should
be able to see the difference.

Thanks,
Guenter