Re: [PATCH 06/17] drm/i915/ringbuffer: Serialize load of PD_DIR

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Quoting Joonas Lahtinen (2018-06-11 11:43:51)
> Quoting Chris Wilson (2018-06-10 22:43:14)
> > After triggering the mm switch with a load of PD_DIR, which may be
> > deferred unto the MI_SET_CONTEXT on rcs, serialise the next commands
> > with that load by posting a read of PD_DIR (or else those subsequent
> > commands may access the stale page tables).
> > 
> > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> > Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> > Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
> > Cc: Matthew Auld <matthew.william.auld@xxxxxxxxx>
> 
> Again, commit message checks out with code. Do you have your own
> bug-triaging flowchart that you come up with these W/As? :)

It's called running the tests that take too for CI :(

The lack of automation scares me, because I know how lazy and forgetful
I am.
-Chris
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