snd_pcm_drop     1400 sound/core/pcm_native.c static int snd_pcm_drop(struct snd_pcm_substream *substream);
snd_pcm_drop     2005 sound/core/pcm_native.c 	snd_pcm_drop(substream);
snd_pcm_drop     2551 sound/core/pcm_native.c 		return snd_pcm_drop(substream);