215 #define _mtx_obtain_lock(mp, tid)					\  argument
216 	atomic_cmpset_acq_ptr(&(mp)->mtx_lock, MTX_UNOWNED, (tid))
218 #define _mtx_obtain_lock_fetch(mp, vp, tid)				\  argument
219 	atomic_fcmpset_acq_ptr(&(mp)->mtx_lock, vp, (tid))
222 #define _mtx_release_lock(mp, tid)					\  argument
223 	atomic_cmpset_rel_ptr(&(mp)->mtx_lock, (tid), MTX_UNOWNED)
226 #define _mtx_release_lock_quick(mp)					\  argument
227 	atomic_store_rel_ptr(&(mp)->mtx_lock, MTX_UNOWNED)
229 #define	_mtx_release_lock_fetch(mp, vp)					\  argument
230 	atomic_fcmpset_rel_ptr(&(mp)->mtx_lock, (vp), MTX_UNOWNED)
239 #define __mtx_lock(mp, tid, opts, file, line) do {			\  argument
244 	    !_mtx_obtain_lock_fetch((mp), &_v, _tid)))			\
245 		_mtx_lock_sleep((mp), _v, (opts), (file), (line));	\
255 #define __mtx_lock_spin(mp, tid, opts, file, line) do {			\  argument
261 	    !_mtx_obtain_lock_fetch((mp), &_v, _tid))) 			\
262 		_mtx_lock_spin((mp), _v, (opts), (file), (line)); 	\
264 #define __mtx_trylock_spin(mp, tid, opts, file, line) __extension__  ({	\  argument
269 	if (((mp)->mtx_lock != MTX_UNOWNED || !_mtx_obtain_lock((mp), _tid))) {\
274 		    mp, 0, 0, file, line);				\
280 #define __mtx_lock_spin(mp, tid, opts, file, line) do {			\  argument
284 	if ((mp)->mtx_lock == _tid)					\
285 		(mp)->mtx_recurse++;					\
287 		KASSERT((mp)->mtx_lock == MTX_UNOWNED, ("corrupt spinlock")); \
288 		(mp)->mtx_lock = _tid;					\
291 #define __mtx_trylock_spin(mp, tid, opts, file, line) __extension__  ({	\  argument
296 	if ((mp)->mtx_lock != MTX_UNOWNED) {				\
300 		(mp)->mtx_lock = _tid;					\
308 #define __mtx_unlock(mp, tid, opts, file, line) do {			\  argument
312 	    !_mtx_release_lock_fetch((mp), &_v)))			\
313 		_mtx_unlock_sleep((mp), _v, (opts), (file), (line));	\
327 #define __mtx_unlock_spin(mp) do {					\  argument
328 	if (mtx_recursed((mp)))						\
329 		(mp)->mtx_recurse--;					\
331 		LOCKSTAT_PROFILE_RELEASE_LOCK(spin__release, mp);	\
332 		_mtx_release_lock_quick((mp));				\
337 #define __mtx_unlock_spin(mp) do {					\  argument
338 	if (mtx_recursed((mp)))						\
339 		(mp)->mtx_recurse--;					\
341 		LOCKSTAT_PROFILE_RELEASE_LOCK(spin__release, mp);	\
342 		(mp)->mtx_lock = MTX_UNOWNED;				\