igt/gem_exec_scheduler: Add small priority sorting smoketest

Not a test that inspects strict ordering of execution, but one that makes
sure that we can survive a small bit of stress. From each cpu we submit a
small number of batches at different priorities to different engines,
with the expectation that they pass through unscathed.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: MichaƂ Winiarski <michal.winiarski@intel.com
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
1 file changed