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SubjectRe: [PATCH] drm: qxl: ratelimit pr_info message, reduce log spamming
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On Tue, 2017-09-12 at 17:09 +0300, Dan Carpenter wrote:
> On Tue, Sep 12, 2017 at 03:02:04PM +0100, Emil Velikov wrote:
> > That said, I'm not sure how useful the information is - perhaps
> > it's
> > better to drop it all together?
>
> Or a WARN_ONCE().

It's userspace calling into the driver with invalid parameters.

IMO we should never WARN_ONCE() on something userspace can trigger.

I'd suggest to just drop the message altogether, simply throwing EINVAL
at userspace is perfectly fine IMHO.

cheers,
Gerd

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