SUBSTREAM_BUSY    823 sound/core/pcm.c 				if (SUBSTREAM_BUSY(substream))
SUBSTREAM_BUSY    831 sound/core/pcm.c 				if (SUBSTREAM_BUSY(substream))
SUBSTREAM_BUSY    853 sound/core/pcm.c 		if (! SUBSTREAM_BUSY(substream))
SUBSTREAM_BUSY    862 sound/core/pcm.c 			if (!SUBSTREAM_BUSY(substream) && substream->number == prefer_subdevice)
SUBSTREAM_BUSY    866 sound/core/pcm.c 		if (!SUBSTREAM_BUSY(substream))
SUBSTREAM_BUSY    630 sound/usb/usx2y/usx2yhwdeppcm.c 			if (substream && SUBSTREAM_BUSY(substream))