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view src/core/ngx_rwlock.h @ 7987:b002ad258f1d

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Support for sendfile(SF_NOCACHE). The SF_NOCACHE flag, introduced in FreeBSD 11 along with the new non-blocking sendfile() implementation by glebius@, makes it possible to use sendfile() along with the "directio" directive.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 27 Dec 2021 19:49:26 +0300
parents d1816a2696de
children
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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);
void ngx_rwlock_downgrade(ngx_atomic_t *lock);


#endif /* _NGX_RWLOCK_H_INCLUDED_ */