drm/i915: Trace GEM steps between submit and wedging

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We still have an odd race with wedging/unwedging as shown by igt/gem_eio
that defies expectations. Add some more trace_printks to try and
visualize the flow over the precipice.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180315131451.4060-1-chris@chris-wilson.co.uk

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This commit is contained in:

Chris Wilson 2018-03-15 13:14:50 +00:00

parent 7fb96dac67

commit d9b13c4dde

2 changed files with 37 additions and 0 deletions

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14

drivers/gpu/drm/i915/i915_gem.c

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23

drivers/gpu/drm/i915/i915_request.c

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