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view src/os/unix/ngx_setaffinity.h @ 6443:fc72784b1f52

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Threads: writing via threads pools in event pipe. The "aio_write" directive is introduced, which enables use of aio for writing. Currently it is meaningful only with "aio threads". Note that aio operations can be done by both event pipe and output chain, so proper mapping between r->aio and p->aio is provided when calling ngx_event_pipe() and in output filter. In collaboration with Valentin Bartenev.
author Maxim Dounin <mdounin@mdounin.ru>
date Fri, 18 Mar 2016 06:44:49 +0300
parents 7296b38f6416
children
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/*
 * Copyright (C) Nginx, Inc.
 */

#ifndef _NGX_SETAFFINITY_H_INCLUDED_
#define _NGX_SETAFFINITY_H_INCLUDED_


#if (NGX_HAVE_SCHED_SETAFFINITY || NGX_HAVE_CPUSET_SETAFFINITY)

#define NGX_HAVE_CPU_AFFINITY 1

#if (NGX_HAVE_SCHED_SETAFFINITY)

typedef cpu_set_t  ngx_cpuset_t;

#elif (NGX_HAVE_CPUSET_SETAFFINITY)

#include <sys/cpuset.h>

typedef cpuset_t  ngx_cpuset_t;

#endif

void ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log);

#else

#define ngx_setaffinity(cpu_affinity, log)

typedef uint64_t  ngx_cpuset_t;

#endif


#endif /* _NGX_SETAFFINITY_H_INCLUDED_ */