176 	spinlock_t	downl;		/* protects `chan', file.xq dequeue */  member
1896 		spin_lock(&pch->downl);  in ppp_push()
1905 		spin_unlock(&pch->downl);  in ppp_push()
2035 		spin_lock(&pch->downl);  in ppp_mp_explode()
2043 			spin_unlock(&pch->downl);  in ppp_mp_explode()
2094 			spin_unlock(&pch->downl);  in ppp_mp_explode()
2139 		spin_unlock(&pch->downl);  in ppp_mp_explode()
2146 	spin_unlock(&pch->downl);  in ppp_mp_explode()
2161 	spin_lock(&pch->downl);  in __ppp_channel_push()
2175 	spin_unlock(&pch->downl);  in __ppp_channel_push()
2272 	spin_lock_bh(&pchb->downl);  in ppp_channel_bridge_input()
2284 	spin_unlock_bh(&pchb->downl);  in ppp_channel_bridge_input()
2913 	spin_lock_init(&pch->downl);  in ppp_register_net_channel()
2992 	spin_lock_bh(&pch->downl);  in ppp_unregister_channel()
2994 	spin_unlock_bh(&pch->downl);  in ppp_unregister_channel()
3485 	spin_lock_bh(&pch->downl);  in ppp_connect_channel()
3488 		spin_unlock_bh(&pch->downl);  in ppp_connect_channel()
3493 	spin_unlock_bh(&pch->downl);  in ppp_connect_channel()