Mark
23 lines
600 B
C
23 lines
600 B
C
#pragma once
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#include "sys/types.h"
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#include "sys/spin.h"
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#include "sys/list.h"
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struct io_notify {
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spin_t lock;
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struct thread *owner;
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size_t value;
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struct list_head link, own_link;
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};
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// Multiple-notifier wait
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void thread_wait_io_add(struct thread *t, struct io_notify *n);
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int thread_wait_io_any(struct thread *t, struct io_notify **r_n);
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void thread_wait_io_clear(struct thread *t);
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// Wait for single specific I/O notification
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int thread_wait_io(struct thread *t, struct io_notify *n);
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void thread_notify_io(struct io_notify *n);
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void thread_wait_io_init(struct io_notify *n);
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