[Intel-gfx] [PATCH 2/2] drm/i915: Adding a warning to FBC description

Jani Nikula jani.nikula at linux.intel.com
Wed Jan 30 15:18:39 CET 2013


On Tue, 29 Jan 2013, Ben Widawsky <ben at bwidawsk.net> wrote:
> On Tue, 29 Jan 2013 09:49:13 +0100
> Daniel Vetter <daniel at ffwll.ch> wrote:
>
>> On Mon, Jan 28, 2013 at 03:32:16PM -0800, Ben Widawsky wrote:
>> > It should only be used with caution...
>> > 
>> > Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
>> 
>> Isn't that like the general assumption of these module parameters that
>> they can have pretty massive bad side-effects? Meaning I'm routinely
>> checking these already anyway in bug reports, same for non-standard
>> rc6 settings.
>> -Daniel
>> 
>
> I felt that way too, until we got a complain in #intel-gfx and it
> changed my mind.
>
> Whatevs, I ain't gonna fight for this one, I'll just punt the bug
> reporter to you next time.

Yeah, I agree it's *our* general assumption that these may have bad
side-effects. People just see the random forum posts recommending this
and that module param, and stick them in... Hmm, which means they won't
read that warning anyway. DRM_INFO("don't report a bug about this") when
enabling a feature that's disabled by default on a platform?

Jani.



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