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view src/core/ngx_rwlock.h @ 6825:f6beb55792de

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Slab: fixed the number of pages calculation. When estimating the number of pages, do not count memory for slots. In some cases this gives one extra usable memory page.
author Ruslan Ermilov <ru@nginx.com>
date Wed, 07 Dec 2016 22:25:37 +0300
parents 682d8222c6b1
children d1816a2696de
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/*
 * Copyright (C) Ruslan Ermilov
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_RWLOCK_H_INCLUDED_
#define _NGX_RWLOCK_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>


void ngx_rwlock_wlock(ngx_atomic_t *lock);
void ngx_rwlock_rlock(ngx_atomic_t *lock);
void ngx_rwlock_unlock(ngx_atomic_t *lock);


#endif /* _NGX_RWLOCK_H_INCLUDED_ */