Kenneth Graunke <kenn...@whitecape.org> writes:

> On Thursday, May 3, 2018 11:51:52 PM PDT Chris Wilson wrote:
>> Quoting Kenneth Graunke (2018-05-04 02:12:39)
>> > ---
>> >  src/mesa/drivers/dri/i965/brw_bufmgr.c | 2 +-
>> >  1 file changed, 1 insertion(+), 1 deletion(-)
>> > 
>> > This enables it for Broadwell (with a 64-bit kernel) and Skylake+ (with
>> > any kernel).  Unfortunately, it doesn't enable it for Cherryview as that
>> > has a 32-bit GTT.  We could switch that over as well, but we'd have to
>> > have a single memory zone, which is kind of a special case...
>> 
>> I would make it conditional on gem_param(HAS_ALIASING_PPGTT) > 1 (that
>> is on full-ppgtt, where you don't have to care about framebuffers and
>> GTT mmaps conflicting).
>> -Chris
>
> Good idea, thanks!  Fixed for v2.

I think the ALIASING_PPGTT test is actually redundant with the
I915_CONTEXT_PARAM_GTT_SIZE > 4 GiB test that you're already doing. So
patch v1 is

Reviewed-by: Scott D Phillips <scott.d.phill...@intel.com>

> --Ken
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