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Chris Wilson authored
Some debugging information is too voluminous to enable by default, yet may be invaluable when it comes to post-mortem debugging. trace_printk() provides the facility for the trace ringbuffer to be dumped on oops, this way we can cheaply spam the debug log and only present it in case of emergency. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Petri Latvala <petri.latvala@intel.com>
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