snd_seq_system_notify 1415 sound/core/seq/seq_clientmgr.c 	return snd_seq_system_notify(client, port, &event);  /* non-atomic */
snd_seq_system_notify   37 sound/core/seq/seq_system.h int snd_seq_system_notify(int client, int port, struct snd_seq_event *ev);