snd_rawmidi_kernel_read1 1005 sound/core/rawmidi.c 	return snd_rawmidi_kernel_read1(substream, NULL/*userbuf*/, buf, count);
snd_rawmidi_kernel_read1 1049 sound/core/rawmidi.c 		count1 = snd_rawmidi_kernel_read1(substream,