taglinefilesource code
pcm_filter54drivers/sound/pas2_pcm.cstatic unsigned char pcm_filter = 0;  /* filter FLAG */
pcm_filter103drivers/sound/pas2_pcm.cpcm_filter = tmp;
pcm_filter209drivers/sound/pas2_pcm.cpcm_filter = get_fs_long ((long *) arg);
pcm_filter213drivers/sound/pas2_pcm.creturn snd_ioctl_return ((int *) arg, pcm_filter);