[igt-dev] [PATCH i-g-t] tests/gem_mmap_offset: check coherency with GEM_MMAP_OFFSET on !llc

[Chris Wilson]

Quoting Zbigniew Kempczyński (2020-08-10 12:06:17)
> Likely on !llc we have problem with too late flush. Verify we have
> buffer coherent before execbuf.

"too late" being code for "none".
 
> Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris