Re: [PATCH] drm/i915: Enable full PPGTT on gen7

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On Tue, Sep 09, 2014 at 05:12:23PM +0200, Daniel Vetter wrote:
> On Tue, Sep 09, 2014 at 02:55:15PM +0100, Chris Wilson wrote:
> > Oh, wait. It just uses the default-context on each fd, i.e. doesn't
> > actually perform the context restores. Will check back later...
> 
> We should throw a ->switch_mm on top of each context switch already to
> make sure the pp switch actually happened. So worst we do load the pp on
> rcs twicw and we could optimize that away if we just restore the context.

I just meant the test is not actually testing my theory that
MI_SET_CONTEXT could interfere with the PP_DIR on other engines.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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