258 #define _BRIDGE_LOCK(_sc)               lck_mtx_lock(&(_sc)->sc_mtx)  argument
259 #define _BRIDGE_UNLOCK(_sc)             lck_mtx_unlock(&(_sc)->sc_mtx)  argument
260 #define BRIDGE_LOCK_ASSERT_HELD(_sc)            \  argument
261 	LCK_MTX_ASSERT(&(_sc)->sc_mtx, LCK_MTX_ASSERT_OWNED)
262 #define BRIDGE_LOCK_ASSERT_NOTHELD(_sc)         \  argument
263 	LCK_MTX_ASSERT(&(_sc)->sc_mtx, LCK_MTX_ASSERT_NOTOWNED)
270 #define BRIDGE_LOCK(_sc)                bridge_lock(_sc)  argument
271 #define BRIDGE_UNLOCK(_sc)              bridge_unlock(_sc)  argument
272 #define BRIDGE_LOCK2REF(_sc, _err)      _err = bridge_lock2ref(_sc)  argument
273 #define BRIDGE_UNREF(_sc)               bridge_unref(_sc)  argument
274 #define BRIDGE_XLOCK(_sc)               bridge_xlock(_sc)  argument
275 #define BRIDGE_XDROP(_sc)               bridge_xdrop(_sc)  argument
279 #define BRIDGE_LOCK(_sc)                _BRIDGE_LOCK(_sc)  argument
280 #define BRIDGE_UNLOCK(_sc)              _BRIDGE_UNLOCK(_sc)  argument
281 #define BRIDGE_LOCK2REF(_sc, _err)      do {                            \  argument
282 	BRIDGE_LOCK_ASSERT_HELD(_sc);                                   \
283 	if ((_sc)->sc_iflist_xcnt > 0)                                  \
286 	        (_sc)->sc_iflist_ref++;                                 \
289 	_BRIDGE_UNLOCK(_sc);                                            \
291 #define BRIDGE_UNREF(_sc)               do {                            \  argument
292 	_BRIDGE_LOCK(_sc);                                              \
293 	(_sc)->sc_iflist_ref--;                                         \
294 	if (((_sc)->sc_iflist_xcnt > 0) && ((_sc)->sc_iflist_ref == 0))	{ \
295 	        _BRIDGE_UNLOCK(_sc);                                    \
296 	        wakeup(&(_sc)->sc_cv);                                  \
298 	        _BRIDGE_UNLOCK(_sc);                                    \
300 #define BRIDGE_XLOCK(_sc)               do {                            \  argument
301 	BRIDGE_LOCK_ASSERT_HELD(_sc);                                   \
302 	(_sc)->sc_iflist_xcnt++;                                        \
303 	while ((_sc)->sc_iflist_ref > 0)                                \
304 	        msleep(&(_sc)->sc_cv, &(_sc)->sc_mtx, PZERO,            \
307 #define BRIDGE_XDROP(_sc)               do {                            \  argument
308 	BRIDGE_LOCK_ASSERT_HELD(_sc);                                   \
309 	(_sc)->sc_iflist_xcnt--;                                        \