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ck_tflock(3) FreeBSD Library Functions Manual ck_tflock(3) NAME ck_tflock_ticket_init, ck_tflock_ticket_write_lock, ck_tflock_ticket_write_unlock, ck_tflock_ticket_read_lock, ck_tflock_ticket_read_unlock, -- centralized task-fair reader-writer locks LIBRARY Concurrency Kit (libck, -lck) SYNOPSIS #include <ck_tflock.h> ck_tflock_ticket_t lock = CK_TFLOCK_TICKET_INITIALIZER; void ck_tflock_ticket_init(ck_tflock_ticket_t *lock); void ck_tflock_ticket_write_lock(ck_tflock_ticket_t *lock); void ck_tflock_ticket_write_unlock(ck_tflock_ticket_t *lock); void ck_tflock_ticket_read_lock(ck_tflock_ticket_t *lock); void ck_tflock_ticket_read_unlock(ck_tflock_ticket_t *lock); DESCRIPTION This is a centralized task-fair reader-writer lock. It requires little space overhead and has a low latency fast path. EXAMPLE #include <ck_tflock.h> static ck_tflock_ticket_t lock = CK_TFLOCK_INITIALIZER; static void reader(void) { for (;;) { ck_tflock_ticket_read_lock(&lock); /* Read-side critical section. */ ck_tflock_ticket_read_unlock(&lock); } return; } static void writer(void) { for (;;) { ck_tflock_ticket_write_lock(&lock); /* Write-side critical section. */ ck_tflock_ticket_write_unlock(&lock); } return; } SEE ALSO ck_brlock(3), ck_rwlock(3), ck_pflock(3), ck_swlock(3) Additional information available at http://concurrencykit.org/ April 22, 2014.
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | EXAMPLE | SEE ALSO
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