Re: Logitech C270 webcam floods the log

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On Thu, 7 Nov 2019 14:39:41 +0100, Jean Delvare wrote:
> On Wed, 23 Oct 2019 17:20:16 +0300, Laurent Pinchart wrote:
> > Is this before or after the uvcvideo driver gets involved ? One easy way
> > to check is to move the uvcvideo.ko module out of the way so that it
> > doesn't get loaded automatically (or just blacklist it in
> > /etc/modprobe.d/) and then plug the camera.  
> 
> I did as you suggested and it turns out that the "reset high-speed USB
> device" messages are not printed originally, they start being printed
> right after the uvcvideo kernel driver gets loaded. So that would be a
> problem with the uvcvideo driver?
> 
> When unloading the uvcvideo driver, there's one more "reset high-speed
> USB device" message and then no more.

One more data point: the log flood happens when the uvcvideo driver is
loaded but the webcam is unused. If I start e.g. cheese, it takes a
long time to start but once started, the log flood stops. As soon as I
stop cheese, the log flood starts again.

-- 
Jean Delvare
SUSE L3 Support



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