156 	spinlock_t	downl;		/* protects `chan', file.xq dequeue */  member
1196 		spin_lock_bh(&pch->downl);  in ppp_push()
1205 		spin_unlock_bh(&pch->downl);  in ppp_push()
1323 		spin_lock_bh(&pch->downl);  in ppp_mp_explode()
1326 			spin_unlock_bh(&pch->downl);  in ppp_mp_explode()
1391 		spin_unlock_bh(&pch->downl);  in ppp_mp_explode()
1401 	spin_unlock_bh(&pch->downl);  in ppp_mp_explode()
1419 	spin_lock_bh(&pch->downl);  in ppp_channel_push()
1433 	spin_unlock_bh(&pch->downl);  in ppp_channel_push()
2009 	spin_lock_init(&pch->downl);  in ppp_register_channel()
2066 	spin_lock_bh(&pch->downl);  in ppp_unregister_channel()
2068 	spin_unlock_bh(&pch->downl);  in ppp_unregister_channel()