[Intel-gfx] [PATCH 6/9] drm/i915: add the FBC mutex

[Paulo Zanoni]

2014-12-25 8:25 GMT-02:00 Chris Wilson <chris at chris-wilson.co.uk>:
> On Tue, Dec 23, 2014 at 10:35:42AM -0200, Paulo Zanoni wrote:
>> From: Paulo Zanoni <paulo.r.zanoni at intel.com>
>>
>> Make sure we're not gonna have weird races in really weird cases where
>> a lot of different CRTCs are doing rendering and modesets at the same
>> time.
>
> You are not actually reducing the partial coverage from other locks,
> particularly struct_mutex, so this doesn't look like the full improvement
> it should be.

Good point. I'll take a look at that.

> -Chris
>
> --
> Chris Wilson, Intel Open Source Technology Centre



-- 
Paulo Zanoni