878 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_set()  local
883 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dmx_section_feed_set()
897 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_set()
903 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_set()
932 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_start_filtering()  local
935 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dmx_section_feed_start_filtering()
939 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
944 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
953 	if (!dvbdmx->start_feed) {  in dmx_section_feed_start_filtering()
954 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
960 	if ((ret = dvbdmx->start_feed(dvbdmxfeed)) < 0) {  in dmx_section_feed_start_filtering()
961 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
965 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_start_filtering()
968 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_start_filtering()
970 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
977 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_stop_filtering()  local
980 	mutex_lock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
982 	if (!dvbdmx->stop_feed) {  in dmx_section_feed_stop_filtering()
983 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
987 	ret = dvbdmx->stop_feed(dvbdmxfeed);  in dmx_section_feed_stop_filtering()
989 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_stop_filtering()
992 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_stop_filtering()
994 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
1003 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_release_filter()  local
1005 	mutex_lock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1008 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1015 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_release_filter()
1027 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_release_filter()
1028 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1036 	struct dvb_demux *dvbdmx = (struct dvb_demux *)demux;  in dvbdmx_allocate_section_feed()  local
1039 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dvbdmx_allocate_section_feed()
1042 	if (!(dvbdmxfeed = dvb_dmx_feed_alloc(dvbdmx))) {  in dvbdmx_allocate_section_feed()
1043 		mutex_unlock(&dvbdmx->mutex);  in dvbdmx_allocate_section_feed()
1049 	dvbdmxfeed->demux = dvbdmx;  in dvbdmx_allocate_section_feed()
1068 	mutex_unlock(&dvbdmx->mutex);  in dvbdmx_allocate_section_feed()
1076 	struct dvb_demux *dvbdmx = (struct dvb_demux *)demux;  in dvbdmx_release_section_feed()  local
1078 	mutex_lock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()
1081 		mutex_unlock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()
1094 	mutex_unlock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()