Subversion Repositories HelenOS-historic

Rev

Rev 1264 | Rev 1702 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 1264 Rev 1502
Line 51... Line 51...
51 
 * Acquire mutex.
 51 
 * Acquire mutex.
52 
 * Timeout mode and non-blocking mode can be requested.
 52 
 * Timeout mode and non-blocking mode can be requested.
53 
 *
 53 
 *
54 
 * @param mtx Mutex.
 54 
 * @param mtx Mutex.
55 
 * @param usec Timeout in microseconds.
 55 
 * @param usec Timeout in microseconds.
56 
 * @param trylock Switches between blocking and non-blocking mode.
 56 
 * @param flags Specify mode of operation.
57 
 *
 57 
 *
58 
 * For exact description of possible combinations of
 58 
 * For exact description of possible combinations of
59 
 * usec and trylock, see comment for waitq_sleep_timeout().
 59 
 * usec and flags, see comment for waitq_sleep_timeout().
60 
 *
 60 
 *
61 
 * @return See comment for waitq_sleep_timeout().
 61 
 * @return See comment for waitq_sleep_timeout().
62 
 */
 62 
 */
63 
int _mutex_lock_timeout(mutex_t *mtx, __u32 usec, int trylock)
 63 
int _mutex_lock_timeout(mutex_t *mtx, __u32 usec, int flags)
64 
{
 64 
{
65 
    return _semaphore_down_timeout(&mtx->sem, usec, trylock);
 65 
    return _semaphore_down_timeout(&mtx->sem, usec, flags);
66 
}
 66 
}
67 
 
 67 
 
68 
/** Release mutex
 68 
/** Release mutex
69 
 *
 69 
 *
70 
 * Release mutex.
 70 
 * Release mutex.
Line 73... Line 73...
73 
 */
 73 
 */
74 
void mutex_unlock(mutex_t *mtx)
 74 
void mutex_unlock(mutex_t *mtx)
75 
{
 75 
{
76 
    semaphore_up(&mtx->sem);
 76 
    semaphore_up(&mtx->sem);
77 
}
 77 
}
- 
 
 78