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0c591a40af
When we process the outstanding requests upon banning a context, we need to acquire both the engine and the client's timeline, nesting the locks. This requires explicit markup as the two timelines are now of the same class, since commita89d1f921c("drm/i915: Split i915_gem_timeline into individual timelines"). Testcase: igt/gem_eio/banned Fixes:a89d1f921c("drm/i915: Split i915_gem_timeline into individual timelines") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Michel Thierry <michel.thierry@intel.com> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180512084957.9829-1-chris@chris-wilson.co.uk