Lines Matching +full:has +full:- +full:lock

4  * SPDX-License-Identifier: Apache-2.0
72 	/* Nothing to do, kernel-side data structures are initialized at  in sys_mutex_init()
83  * @brief Lock a mutex.
89  * A thread is permitted to lock a mutex it has already locked. The operation
90  * completes immediately and the lock count is increased by 1.
93  * @param timeout Waiting period to lock the mutex,
97  * @retval -EBUSY Returned without waiting.
98  * @retval -EAGAIN Waiting period timed out.
99  * @retval -EACCES Caller has no access to provided mutex address
100  * @retval -EINVAL Provided mutex not recognized by the kernel
114  * The mutex cannot be claimed by another thread until it has been unlocked by
120  * @retval -EACCES Caller has no access to provided mutex address
121  * @retval -EINVAL Provided mutex not recognized by the kernel or mutex wasn't
123  * @retval -EPERM Caller does not own the mutex
148 	k_mutex_init(&mutex->kernel_mutex);
153 	return k_mutex_lock(&mutex->kernel_mutex, timeout);
158 	return k_mutex_unlock(&mutex->kernel_mutex);