Function report |
Source Code:lib\sbitmap.c |
Create Date:2022-07-28 07:22:54 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:sbq_wake_ptr
Proto:static struct sbq_wait_state *sbq_wake_ptr(struct sbitmap_queue *sbq)
Type:struct sbq_wait_state
Parameter:
Type | Parameter | Name |
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struct sbitmap_queue * | sbq |
492 | If Not atomic_read( & @ws_active: count of currently active ws waitqueues) Then Return NULL |
496 | When i < SBQ_WAIT_QUEUES cycle |
497 | ws = @ws: Wait queues.[wake_index] |
500 | If wake_index != atomic_read( & @wake_index: Next wait queue in @ws to wake up.) Then atomic_set( & @wake_index: Next wait queue in @ws to wake up., wake_index) |
502 | Return ws |
505 | wake_index = sbq_index_inc(wake_index) |
508 | Return NULL |
Name | Describe |
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__sbq_wake_up |
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