219 __mtx_init(struct mutex *mtx, int wantipl)  in __mtx_init()  argument
221 	mtx->mtx_owner = NULL;  in __mtx_init()
222 	mtx->mtx_wantipl = wantipl;  in __mtx_init()
223 	mtx->mtx_oldipl = IPL_NONE;  in __mtx_init()
228 mtx_enter(struct mutex *mtx)  in mtx_enter()  argument
235 	WITNESS_CHECKORDER(MUTEX_LOCK_OBJECT(mtx),  in mtx_enter()
239 	while (mtx_enter_try(mtx) == 0) {  in mtx_enter()
245 				    __func__, mtx);  in mtx_enter()
250 		} while (mtx->mtx_owner != NULL);  in mtx_enter()
256 mtx_enter_try(struct mutex *mtx)  in mtx_enter_try()  argument
265 	if (mtx->mtx_wantipl != IPL_NONE)  in mtx_enter_try()
266 		s = splraise(mtx->mtx_wantipl);  in mtx_enter_try()
268 	owner = atomic_cas_ptr(&mtx->mtx_owner, NULL, ci);  in mtx_enter_try()
271 		panic("mtx %p: locking against myself", mtx);  in mtx_enter_try()
275 		if (mtx->mtx_wantipl != IPL_NONE)  in mtx_enter_try()
276 			mtx->mtx_oldipl = s;  in mtx_enter_try()
280 		WITNESS_LOCK(MUTEX_LOCK_OBJECT(mtx), LOP_EXCLUSIVE);  in mtx_enter_try()
284 	if (mtx->mtx_wantipl != IPL_NONE)  in mtx_enter_try()
291 mtx_enter(struct mutex *mtx)  in mtx_enter()  argument
299 	WITNESS_CHECKORDER(MUTEX_LOCK_OBJECT(mtx),  in mtx_enter()
303 	if (__predict_false(mtx->mtx_owner == ci))  in mtx_enter()
304 		panic("mtx %p: locking against myself", mtx);  in mtx_enter()
307 	if (mtx->mtx_wantipl != IPL_NONE)  in mtx_enter()
308 		mtx->mtx_oldipl = splraise(mtx->mtx_wantipl);  in mtx_enter()
310 	mtx->mtx_owner = ci;  in mtx_enter()
315 	WITNESS_LOCK(MUTEX_LOCK_OBJECT(mtx), LOP_EXCLUSIVE);  in mtx_enter()
319 mtx_enter_try(struct mutex *mtx)  in mtx_enter_try()  argument
321 	mtx_enter(mtx);  in mtx_enter_try()
327 mtx_leave(struct mutex *mtx)  in mtx_leave()  argument
335 	MUTEX_ASSERT_LOCKED(mtx);  in mtx_leave()
336 	WITNESS_UNLOCK(MUTEX_LOCK_OBJECT(mtx), LOP_EXCLUSIVE);  in mtx_leave()
342 	s = mtx->mtx_oldipl;  in mtx_leave()
346 	mtx->mtx_owner = NULL;  in mtx_leave()
347 	if (mtx->mtx_wantipl != IPL_NONE)  in mtx_leave()
353 db_mtx_enter(struct db_mutex *mtx)  in db_mtx_enter()  argument
359 	if (__predict_false(mtx->mtx_owner == ci))  in db_mtx_enter()
360 		panic("%s: mtx %p: locking against myself", __func__, mtx);  in db_mtx_enter()
366 		owner = atomic_cas_ptr(&mtx->mtx_owner, NULL, ci);  in db_mtx_enter()
373 	mtx->mtx_intr_state = s;  in db_mtx_enter()
381 db_mtx_leave(struct db_mutex *mtx)  in db_mtx_leave()  argument
389 	if (__predict_false(mtx->mtx_owner != ci))  in db_mtx_leave()
390 		panic("%s: mtx %p: not owned by this CPU", __func__, mtx);  in db_mtx_leave()
394 	s = mtx->mtx_intr_state;  in db_mtx_leave()
398 	mtx->mtx_owner = NULL;  in db_mtx_leave()