drm/i915: Only show debug for state changes when banning
Since we trigger 10,000s of hangs and resets during selftesting, we emit many, many thousands of lines of useless debug messages. Reduce the frequency by only logging a change in state of a guilty context. Fixes: 14921f3c ("drm/i915: Fix context ban and hang accounting for client") Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: NJoonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180618073135.10849-1-chris@chris-wilson.co.uk
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