38,8 → 38,15 |
#define WAKEUP_FIRST 0 |
#define WAKEUP_ALL 1 |
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/** Wait queue structure. */ |
struct waitq { |
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/** Lock protecting wait queue structure. |
* |
* Must be acquired before T.lock for each T of type thread_t. |
*/ |
spinlock_t lock; |
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int missed_wakeups; /**< Number of waitq_wakeup() calls that didn't find a thread to wake up. */ |
link_t head; /**< List of sleeping threads for wich there was no missed_wakeup. */ |
}; |
51,7 → 58,7 |
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extern void waitq_initialize(waitq_t *wq); |
extern int waitq_sleep_timeout(waitq_t *wq, __u32 usec, int nonblocking); |
extern void waitq_wakeup(waitq_t *wq, int all); |
extern void _waitq_wakeup_unsafe(waitq_t *wq, int all); |
extern void waitq_wakeup(waitq_t *wq, bool all); |
extern void _waitq_wakeup_unsafe(waitq_t *wq, bool all); |
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#endif |