Re: pwc driver breakage in recent(ish) kernels (for old hardware)

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On Wed, Sep 15, 2010 at 11:59 AM, Hans Verkuil <hverkuil@xxxxxxxxx> wrote:
> You're in luck. I fixed this last weekend. It turns out that the
> /dev/videoX device is created too soon and the HAL daemon starts to use it
> immediately causing some initialization to go wrong or something like
> that. Moving the creation of /dev/videoX to the end fixed this issue.
>
> This bug has been there probably for a long time, but it is only triggered
> if some other process opens the device node immediately.

The "HAL daemon opening devices immediately" problem a pretty common
bug with bridges (especially for hybrid devices) and I've fixed it for
the ones I've seen.  I'm surprised we don't get reports of this more
often.

Devin

-- 
Devin J. Heitmueller - Kernel Labs
http://www.kernellabs.com
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