901 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_set()  local
906 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dmx_section_feed_set()
915 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_set()
944 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_start_filtering()  local
947 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dmx_section_feed_start_filtering()
951 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
956 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
966 	if (!dvbdmx->start_feed) {  in dmx_section_feed_start_filtering()
967 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
973 	if ((ret = dvbdmx->start_feed(dvbdmxfeed)) < 0) {  in dmx_section_feed_start_filtering()
974 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
978 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_start_filtering()
981 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_start_filtering()
983 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_start_filtering()
990 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_stop_filtering()  local
993 	mutex_lock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
995 	if (!dvbdmx->stop_feed) {  in dmx_section_feed_stop_filtering()
996 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
1000 	ret = dvbdmx->stop_feed(dvbdmxfeed);  in dmx_section_feed_stop_filtering()
1002 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_stop_filtering()
1005 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_stop_filtering()
1007 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_stop_filtering()
1016 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;  in dmx_section_feed_release_filter()  local
1018 	mutex_lock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1021 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1028 		mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1030 		mutex_lock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1033 	spin_lock_irq(&dvbdmx->lock);  in dmx_section_feed_release_filter()
1045 	spin_unlock_irq(&dvbdmx->lock);  in dmx_section_feed_release_filter()
1046 	mutex_unlock(&dvbdmx->mutex);  in dmx_section_feed_release_filter()
1054 	struct dvb_demux *dvbdmx = (struct dvb_demux *)demux;  in dvbdmx_allocate_section_feed()  local
1057 	if (mutex_lock_interruptible(&dvbdmx->mutex))  in dvbdmx_allocate_section_feed()
1060 	if (!(dvbdmxfeed = dvb_dmx_feed_alloc(dvbdmx))) {  in dvbdmx_allocate_section_feed()
1061 		mutex_unlock(&dvbdmx->mutex);  in dvbdmx_allocate_section_feed()
1067 	dvbdmxfeed->demux = dvbdmx;  in dvbdmx_allocate_section_feed()
1086 	mutex_unlock(&dvbdmx->mutex);  in dvbdmx_allocate_section_feed()
1094 	struct dvb_demux *dvbdmx = (struct dvb_demux *)demux;  in dvbdmx_release_section_feed()  local
1096 	mutex_lock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()
1099 		mutex_unlock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()
1108 	mutex_unlock(&dvbdmx->mutex);  in dvbdmx_release_section_feed()