MIN_PERIOD_SIZE 517 sound/drivers/dummy.c .period_bytes_min = MIN_PERIOD_SIZE, MIN_PERIOD_SIZE 218 sound/xen/xen_snd_front_cfg.c #define USE_PERIODS_MAX (MAX_BUFFER_SIZE / MIN_PERIOD_SIZE) MIN_PERIOD_SIZE 232 sound/xen/xen_snd_front_cfg.c .period_bytes_min = MIN_PERIOD_SIZE,