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drm/i915/selftests: Exercise some AB...BA preemption chains
authorChris Wilson <chris@chris-wilson.co.uk>
Tue, 5 Feb 2019 12:38:35 +0000 (12:38 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 5 Feb 2019 16:16:02 +0000 (16:16 +0000)
commita21f453c73aa3705029a3460b456ef77e0bc2215
treeee39b3fe95a6c4697d08eee12c90eeb66c73ea40tree | snapshot
parentc06ee6ff2cbcf7f23c6dcfe97e2be415eb3a43e4commit | diff
drm/i915/selftests: Exercise some AB...BA preemption chains

Build a chain using 2 contexts (A, B) then request a preemption such
that a later A request runs before the spinner in B.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205123835.25331-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/selftests/intel_lrc.c diff | blob | history
Domain: System / Kernel;