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view src/core/ngx_rwlock.h @ 6846:c3a895b94d3f

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Resolver: fixed a race between parallel name and addr resolves. Previously, ngx_resolve_name() and ngx_resolve_addr() may have rescheduled the resend timer while it was already in progress.
author Dmitry Volyntsev <xeioex@nginx.com>
date Fri, 16 Dec 2016 18:21:55 +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_ */