playback_copy_ack  384 sound/isa/gus/gus_pcm.c 	return playback_copy_ack(substream, bpos, len);
playback_copy_ack  400 sound/isa/gus/gus_pcm.c 	return playback_copy_ack(substream, bpos, len);
playback_copy_ack  417 sound/isa/gus/gus_pcm.c 	return playback_copy_ack(substream, bpos, len);