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Reader writer lock

include/sync/rwlock.h

Section titled “include/sync/rwlock.h”

struct rwlock

Section titled “struct rwlock”
Member TypeMember Name
(uintptr_t)lock_word

enum rwlock_bits

Section titled “enum rwlock_bits”
NameValue
RWLOCK_WRITER_HELD_BIT1ULL << 0
RWLOCK_WAITER_BIT1ULL << 1ULL
RWLOCK_WRITER_WANT_BIT1ULL << 2ULL

enum rwlock_acquire_type

Section titled “enum rwlock_acquire_type”
NameValue
RWLOCK_ACQUIRE_READ0
RWLOCK_ACQUIRE_WRITE1

Defines

Section titled “Defines”