wait_empty 500 drivers/hwtracing/intel_th/gth.c if (outdrv->wait_empty) wait_empty 501 drivers/hwtracing/intel_th/gth.c outdrv->wait_empty(outdev); wait_empty 173 drivers/hwtracing/intel_th/intel_th.h void (*wait_empty)(struct intel_th_device *thdev); wait_empty 2122 drivers/hwtracing/intel_th/msu.c .wait_empty = intel_th_msc_wait_empty,