Mercurial > hg > nginx

annotate src/event/modules/ngx_epoll_module.c @ 5365:6c35a1f428f2

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SSL: clear error queue after SSL_CTX_load_verify_locations(). The SSL_CTX_load_verify_locations() may leave errors in the error queue while returning success (e.g. if there are duplicate certificates in the file specified), resulting in "ignoring stale global SSL error" alerts later at runtime.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 04 Sep 2013 21:17:02 +0400
parents 4c36e15651f7
children 36b58ddb566d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
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1
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
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2 /*
444
42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
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d620f497c50f Copyright updated.
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4 * Copyright (C) Nginx, Inc.
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e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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5 */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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6
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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7
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
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8 #include <ngx_config.h>
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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9 #include <ngx_core.h>
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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10 #include <ngx_event.h>
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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11
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
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12
469
2ff194b74f1e nginx-0.1.9-RELEASE import
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13 #if (NGX_TEST_BUILD_EPOLL)
245
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14
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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15 /* epoll declarations */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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16
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008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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17 #define EPOLLIN 0x001
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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18 #define EPOLLPRI 0x002
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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19 #define EPOLLOUT 0x004
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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20 #define EPOLLRDNORM 0x040
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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21 #define EPOLLRDBAND 0x080
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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22 #define EPOLLWRNORM 0x100
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23 #define EPOLLWRBAND 0x200
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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24 #define EPOLLMSG 0x400
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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25 #define EPOLLERR 0x008
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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26 #define EPOLLHUP 0x010
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27
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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28 #define EPOLLET 0x80000000
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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29 #define EPOLLONESHOT 0x40000000
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31 #define EPOLL_CTL_ADD 1
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32 #define EPOLL_CTL_DEL 2
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33 #define EPOLL_CTL_MOD 3
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34
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35 typedef union epoll_data {
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36 void *ptr;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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37 int fd;
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38 uint32_t u32;
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39 uint64_t u64;
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40 } epoll_data_t;
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41
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42 struct epoll_event {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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43 uint32_t events;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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44 epoll_data_t data;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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45 };
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46
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47
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48 int epoll_create(int size);
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49
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50 int epoll_create(int size)
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51 {
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52 return -1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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53 }
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54
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55
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56 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event);
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57
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58 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event)
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59 {
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60 return -1;
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61 }
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62
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63
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64 int epoll_wait(int epfd, struct epoll_event *events, int nevents, int timeout);
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65
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66 int epoll_wait(int epfd, struct epoll_event *events, int nevents, int timeout)
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67 {
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68 return -1;
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69 }
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70
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71 #if (NGX_HAVE_FILE_AIO)
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72
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73 #define SYS_io_setup 245
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74 #define SYS_io_destroy 246
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75 #define SYS_io_getevents 247
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76 #define SYS_eventfd 323
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77
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78 typedef u_int aio_context_t;
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79
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80 struct io_event {
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81 uint64_t data; /* the data field from the iocb */
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82 uint64_t obj; /* what iocb this event came from */
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83 int64_t res; /* result code for this event */
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84 int64_t res2; /* secondary result */
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85 };
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86
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87
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88 #endif
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89 #endif
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90
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91
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92 typedef struct {
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93 ngx_uint_t events;
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94 ngx_uint_t aio_requests;
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95 } ngx_epoll_conf_t;
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96
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97
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98 static ngx_int_t ngx_epoll_init(ngx_cycle_t *cycle, ngx_msec_t timer);
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99 static void ngx_epoll_done(ngx_cycle_t *cycle);
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100 static ngx_int_t ngx_epoll_add_event(ngx_event_t *ev, ngx_int_t event,
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101 ngx_uint_t flags);
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102 static ngx_int_t ngx_epoll_del_event(ngx_event_t *ev, ngx_int_t event,
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103 ngx_uint_t flags);
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104 static ngx_int_t ngx_epoll_add_connection(ngx_connection_t *c);
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105 static ngx_int_t ngx_epoll_del_connection(ngx_connection_t *c,
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106 ngx_uint_t flags);
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107 static ngx_int_t ngx_epoll_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
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108 ngx_uint_t flags);
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109
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110 #if (NGX_HAVE_FILE_AIO)
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111 static void ngx_epoll_eventfd_handler(ngx_event_t *ev);
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112 #endif
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113
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114 static void *ngx_epoll_create_conf(ngx_cycle_t *cycle);
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115 static char *ngx_epoll_init_conf(ngx_cycle_t *cycle, void *conf);
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116
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117 static int ep = -1;
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118 static struct epoll_event *event_list;
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119 static ngx_uint_t nevents;
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120
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121 #if (NGX_HAVE_FILE_AIO)
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122
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123 int ngx_eventfd = -1;
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124 aio_context_t ngx_aio_ctx = 0;
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diff changeset
125
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126 static ngx_event_t ngx_eventfd_event;
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127 static ngx_connection_t ngx_eventfd_conn;
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128
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diff changeset
129 #endif
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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130
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
131 static ngx_str_t epoll_name = ngx_string("epoll");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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132
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133 static ngx_command_t ngx_epoll_commands[] = {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
134
499
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
135 { ngx_string("epoll_events"),
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
136 NGX_EVENT_CONF|NGX_CONF_TAKE1,
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
137 ngx_conf_set_num_slot,
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
138 0,
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
139 offsetof(ngx_epoll_conf_t, events),
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
140 NULL },
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
141
4134
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diff changeset
142 { ngx_string("worker_aio_requests"),
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parents: 4130
diff changeset
143 NGX_EVENT_CONF|NGX_CONF_TAKE1,
a3203c4521c6 The "worker_aio_requests" directive.
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diff changeset
144 ngx_conf_set_num_slot,
a3203c4521c6 The "worker_aio_requests" directive.
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parents: 4130
diff changeset
145 0,
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
146 offsetof(ngx_epoll_conf_t, aio_requests),
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
147 NULL },
a3203c4521c6 The "worker_aio_requests" directive.
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parents: 4130
diff changeset
148
499
64d9afb209da nginx-0.1.24-RELEASE import
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parents: 483
diff changeset
149 ngx_null_command
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
150 };
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
153 ngx_event_module_t ngx_epoll_module_ctx = {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
154 &epoll_name,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 ngx_epoll_create_conf, /* create configuration */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 ngx_epoll_init_conf, /* init configuration */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff changeset
157
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
159 ngx_epoll_add_event, /* add an event */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
160 ngx_epoll_del_event, /* delete an event */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
161 ngx_epoll_add_event, /* enable an event */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
162 ngx_epoll_del_event, /* disable an event */
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
163 ngx_epoll_add_connection, /* add an connection */
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
164 ngx_epoll_del_connection, /* delete an connection */
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 375
diff changeset
165 NULL, /* process the changes */
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 ngx_epoll_process_events, /* process the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 ngx_epoll_init, /* init the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168 ngx_epoll_done, /* done the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170 };
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 ngx_module_t ngx_epoll_module = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
173 NGX_MODULE_V1,
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 &ngx_epoll_module_ctx, /* module context */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175 ngx_epoll_commands, /* module directives */
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
176 NGX_EVENT_MODULE, /* module type */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
177 NULL, /* init master */
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
178 NULL, /* init module */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
179 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
180 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
181 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
182 NULL, /* exit process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
183 NULL, /* exit master */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
184 NGX_MODULE_V1_PADDING
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185 };
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
186
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187
3052
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diff changeset
188 #if (NGX_HAVE_FILE_AIO)
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diff changeset
189
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
190 /*
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
191 * We call io_setup(), io_destroy() io_submit(), and io_getevents() directly
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
192 * as syscalls instead of libaio usage, because the library header file
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
193 * supports eventfd() since 0.3.107 version only.
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
194 *
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
195 * Also we do not use eventfd() in glibc, because glibc supports it
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diff changeset
196 * since 2.8 version and glibc maps two syscalls eventfd() and eventfd2()
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diff changeset
197 * into single eventfd() function with different number of parameters.
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
198 */
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
199
4129
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
200 static int
3052
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
201 io_setup(u_int nr_reqs, aio_context_t *ctx)
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
202 {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
203 return syscall(SYS_io_setup, nr_reqs, ctx);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
204 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
205
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
206
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
207 static int
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
208 io_destroy(aio_context_t ctx)
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
209 {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
210 return syscall(SYS_io_destroy, ctx);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
211 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
212
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
213
4129
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
214 static int
3052
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
215 io_getevents(aio_context_t ctx, long min_nr, long nr, struct io_event *events,
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
216 struct timespec *tmo)
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
217 {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
218 return syscall(SYS_io_getevents, ctx, min_nr, nr, events, tmo);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
219 }
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
220
4130
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
221
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
222 static void
4134
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
223 ngx_epoll_aio_init(ngx_cycle_t *cycle, ngx_epoll_conf_t *epcf)
4130
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
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parents: 4129
diff changeset
224 {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
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parents: 4129
diff changeset
225 int n;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
226 struct epoll_event ee;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
227
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
228 ngx_eventfd = syscall(SYS_eventfd, 0);
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
229
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
230 if (ngx_eventfd == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
231 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
232 "eventfd() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
233 ngx_file_aio = 0;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
234 return;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
235 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
236
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
237 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
238 "eventfd: %d", ngx_eventfd);
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
239
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
240 n = 1;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
241
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
242 if (ioctl(ngx_eventfd, FIONBIO, &n) == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
243 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
244 "ioctl(eventfd, FIONBIO) failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
245 goto failed;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
246 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
247
4134
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
248 if (io_setup(epcf->aio_requests, &ngx_aio_ctx) == -1) {
4130
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
249 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
250 "io_setup() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
251 goto failed;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
252 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
253
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
254 ngx_eventfd_event.data = &ngx_eventfd_conn;
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diff changeset
255 ngx_eventfd_event.handler = ngx_epoll_eventfd_handler;
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parents: 4129
diff changeset
256 ngx_eventfd_event.log = cycle->log;
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parents: 4129
diff changeset
257 ngx_eventfd_event.active = 1;
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parents: 4129
diff changeset
258 ngx_eventfd_conn.fd = ngx_eventfd;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
259 ngx_eventfd_conn.read = &ngx_eventfd_event;
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parents: 4129
diff changeset
260 ngx_eventfd_conn.log = cycle->log;
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Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
261
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
262 ee.events = EPOLLIN|EPOLLET;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
263 ee.data.ptr = &ngx_eventfd_conn;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
264
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
265 if (epoll_ctl(ep, EPOLL_CTL_ADD, ngx_eventfd, &ee) != -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
266 return;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
267 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
268
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
269 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
270 "epoll_ctl(EPOLL_CTL_ADD, eventfd) failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
271
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
272 if (io_destroy(ngx_aio_ctx) == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
273 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
274 "io_destroy() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
275 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
276
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
277 failed:
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
278
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
279 if (close(ngx_eventfd) == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
280 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
281 "eventfd close() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
282 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
283
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
284 ngx_eventfd = -1;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
285 ngx_aio_ctx = 0;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
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parents: 4129
diff changeset
286 ngx_file_aio = 0;
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
287 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
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parents: 4129
diff changeset
288
3052
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
289 #endif
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
290
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
291
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
292 static ngx_int_t
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
293 ngx_epoll_init(ngx_cycle_t *cycle, ngx_msec_t timer)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
294 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295 ngx_epoll_conf_t *epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
296
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297 epcf = ngx_event_get_conf(cycle->conf_ctx, ngx_epoll_module);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
298
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
299 if (ep == -1) {
2062
90312b616162 prepare to allow various number of connections in child processes
Igor Sysoev <igor@sysoev.ru>
parents: 1354
diff changeset
300 ep = epoll_create(cycle->connection_n / 2);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
301
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302 if (ep == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
303 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
304 "epoll_create() failed");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
305 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
306 }
3052
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diff changeset
307
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
308 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support
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diff changeset
309
4134
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
310 ngx_epoll_aio_init(cycle, epcf);
3052
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parents: 3044
diff changeset
311
6060225e9261 FreeBSD and Linux AIO support
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parents: 3044
diff changeset
312 #endif
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
313 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
314
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
315 if (nevents < epcf->events) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
316 if (event_list) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
317 ngx_free(event_list);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
318 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
319
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
320 event_list = ngx_alloc(sizeof(struct epoll_event) * epcf->events,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
321 cycle->log);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322 if (event_list == NULL) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
323 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
324 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
325 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
326
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
327 nevents = epcf->events;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
328
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
329 ngx_io = ngx_os_io;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
330
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
331 ngx_event_actions = ngx_epoll_module_ctx.actions;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
332
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
333 #if (NGX_HAVE_CLEAR_EVENT)
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
334 ngx_event_flags = NGX_USE_CLEAR_EVENT
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
335 #else
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
336 ngx_event_flags = NGX_USE_LEVEL_EVENT
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
337 #endif
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
338 |NGX_USE_GREEDY_EVENT
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
339 |NGX_USE_EPOLL_EVENT;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
340
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
341 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
342 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
343
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
344
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
345 static void
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
346 ngx_epoll_done(ngx_cycle_t *cycle)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
347 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
348 if (close(ep) == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
349 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
350 "epoll close() failed");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
351 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
352
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
353 ep = -1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354
3052
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diff changeset
355 #if (NGX_HAVE_FILE_AIO)
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parents: 3044
diff changeset
356
4130
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
357 if (ngx_eventfd != -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
358
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
359 if (io_destroy(ngx_aio_ctx) == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
360 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
361 "io_destroy() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
362 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
363
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
364 if (close(ngx_eventfd) == -1) {
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
365 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
366 "eventfd close() failed");
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
367 }
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
368
04751572f900 Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents: 4129
diff changeset
369 ngx_eventfd = -1;
3052
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
370 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
371
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
372 ngx_aio_ctx = 0;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
373
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
374 #endif
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
375
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
376 ngx_free(event_list);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
377
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
378 event_list = NULL;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
379 nevents = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
380 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
381
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
382
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
383 static ngx_int_t
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
384 ngx_epoll_add_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
385 {
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
386 int op;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
387 uint32_t events, prev;
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
388 ngx_event_t *e;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
389 ngx_connection_t *c;
258
733dffa1fe97 nginx-0.0.2-2004-02-11-10:19:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
390 struct epoll_event ee;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
391
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
392 c = ev->data;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
393
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
394 events = (uint32_t) event;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
395
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
396 if (event == NGX_READ_EVENT) {
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
397 e = c->write;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
398 prev = EPOLLOUT;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
399 #if (NGX_READ_EVENT != EPOLLIN)
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
400 events = EPOLLIN;
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 256
diff changeset
401 #endif
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 256
diff changeset
402
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
403 } else {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
404 e = c->read;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
405 prev = EPOLLIN;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
406 #if (NGX_WRITE_EVENT != EPOLLOUT)
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
407 events = EPOLLOUT;
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
408 #endif
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
409 }
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
410
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
411 if (e->active) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
412 op = EPOLL_CTL_MOD;
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
413 events |= prev;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
414
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
415 } else {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
416 op = EPOLL_CTL_ADD;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
417 }
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
418
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
419 ee.events = events | (uint32_t) flags;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
420 ee.data.ptr = (void *) ((uintptr_t) c | ev->instance);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
421
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
422 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
423 "epoll add event: fd:%d op:%d ev:%08XD",
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
424 c->fd, op, ee.events);
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
425
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
426 if (epoll_ctl(ep, op, c->fd, &ee) == -1) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
427 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
428 "epoll_ctl(%d, %d) failed", op, c->fd);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
429 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
430 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
431
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
432 ev->active = 1;
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
433 #if 0
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
434 ev->oneshot = (flags & NGX_ONESHOT_EVENT) ? 1 : 0;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
435 #endif
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
436
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
437 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
438 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
439
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
440
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
441 static ngx_int_t
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
442 ngx_epoll_del_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
443 {
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
444 int op;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
445 uint32_t prev;
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
446 ngx_event_t *e;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
447 ngx_connection_t *c;
258
733dffa1fe97 nginx-0.0.2-2004-02-11-10:19:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
448 struct epoll_event ee;
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
449
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
450 /*
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
451 * when the file descriptor is closed, the epoll automatically deletes
4572
67653855682e Fixed spelling in multiline C comments.
Ruslan Ermilov <ru@nginx.com>
parents: 4412
diff changeset
452 * it from its queue, so we do not need to delete explicitly the event
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
453 * before the closing the file descriptor
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
454 */
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
455
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
456 if (flags & NGX_CLOSE_EVENT) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
457 ev->active = 0;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
458 return NGX_OK;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
459 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
460
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
461 c = ev->data;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
462
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
463 if (event == NGX_READ_EVENT) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
464 e = c->write;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
465 prev = EPOLLOUT;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
466
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
467 } else {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
468 e = c->read;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
469 prev = EPOLLIN;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
470 }
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
471
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
472 if (e->active) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
473 op = EPOLL_CTL_MOD;
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
474 ee.events = prev | (uint32_t) flags;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
475 ee.data.ptr = (void *) ((uintptr_t) c | ev->instance);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
476
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
477 } else {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
478 op = EPOLL_CTL_DEL;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
479 ee.events = 0;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
480 ee.data.ptr = NULL;
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
481 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
482
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
483 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
484 "epoll del event: fd:%d op:%d ev:%08XD",
259
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
485 c->fd, op, ee.events);
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
486
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
487 if (epoll_ctl(ep, op, c->fd, &ee) == -1) {
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
488 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
d30f2c39caae nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 258
diff changeset
489 "epoll_ctl(%d, %d) failed", op, c->fd);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
490 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
491 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
492
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
493 ev->active = 0;
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
494
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
495 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
496 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
497
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
498
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
499 static ngx_int_t
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
500 ngx_epoll_add_connection(ngx_connection_t *c)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
501 {
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
502 struct epoll_event ee;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
503
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
504 ee.events = EPOLLIN|EPOLLOUT|EPOLLET;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
505 ee.data.ptr = (void *) ((uintptr_t) c | c->read->instance);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
506
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
507 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
508 "epoll add connection: fd:%d ev:%08XD", c->fd, ee.events);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
509
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
510 if (epoll_ctl(ep, EPOLL_CTL_ADD, c->fd, &ee) == -1) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
511 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
512 "epoll_ctl(EPOLL_CTL_ADD, %d) failed", c->fd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
513 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
514 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
515
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
516 c->read->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
517 c->write->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
518
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
519 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
520 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
521
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
522
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
523 static ngx_int_t
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
524 ngx_epoll_del_connection(ngx_connection_t *c, ngx_uint_t flags)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
525 {
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
526 int op;
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
527 struct epoll_event ee;
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
528
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
529 /*
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
530 * when the file descriptor is closed the epoll automatically deletes
4572
67653855682e Fixed spelling in multiline C comments.
Ruslan Ermilov <ru@nginx.com>
parents: 4412
diff changeset
531 * it from its queue so we do not need to delete explicitly the event
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
532 * before the closing the file descriptor
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
533 */
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
534
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
535 if (flags & NGX_CLOSE_EVENT) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
536 c->read->active = 0;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
537 c->write->active = 0;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
538 return NGX_OK;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
539 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
540
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
541 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
542 "epoll del connection: fd:%d", c->fd);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
543
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
544 op = EPOLL_CTL_DEL;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
545 ee.events = 0;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
546 ee.data.ptr = NULL;
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
547
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
548 if (epoll_ctl(ep, op, c->fd, &ee) == -1) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
549 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
550 "epoll_ctl(%d, %d) failed", op, c->fd);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
551 return NGX_ERROR;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
552 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
553
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
554 c->read->active = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
555 c->write->active = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
556
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
557 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
558 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
559
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
560
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
561 static ngx_int_t
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
562 ngx_epoll_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, ngx_uint_t flags)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
563 {
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
564 int events;
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
565 uint32_t revents;
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
566 ngx_int_t instance, i;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
567 ngx_uint_t level;
309
2e899477243a nginx-0.0.3-2004-04-09-20:03:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
568 ngx_err_t err;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
569 ngx_event_t *rev, *wev, **queue;
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
570 ngx_connection_t *c;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
571
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
572 /* NGX_TIMER_INFINITE == INFTIM */
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
573
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 259
diff changeset
574 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
557
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
575 "epoll timer: %M", timer);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
576
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
577 events = epoll_wait(ep, event_list, (int) nevents, timer);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
578
3043
a66d6dfd53f1 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2912
diff changeset
579 err = (events == -1) ? ngx_errno : 0;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
580
3473
0299cf5856fc do not update time in the timer signal handler,
Igor Sysoev <igor@sysoev.ru>
parents: 3052
diff changeset
581 if (flags & NGX_UPDATE_TIME || ngx_event_timer_alarm) {
3475
ab353d7dc182 *) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents: 3474
diff changeset
582 ngx_time_update();
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
583 }
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
584
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
585 if (err) {
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
586 if (err == NGX_EINTR) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
587
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
588 if (ngx_event_timer_alarm) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
589 ngx_event_timer_alarm = 0;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
590 return NGX_OK;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
591 }
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
592
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
593 level = NGX_LOG_INFO;
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
594
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
595 } else {
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
596 level = NGX_LOG_ALERT;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
597 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
598
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
599 ngx_log_error(level, cycle->log, err, "epoll_wait() failed");
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
600 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
601 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
602
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
603 if (events == 0) {
567
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
604 if (timer != NGX_TIMER_INFINITE) {
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
605 return NGX_OK;
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
606 }
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
607
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
608 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
609 "epoll_wait() returned no events without timeout");
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
610 return NGX_ERROR;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
611 }
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
612
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
613 ngx_mutex_lock(ngx_posted_events_mutex);
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
614
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
615 for (i = 0; i < events; i++) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
616 c = event_list[i].data.ptr;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
617
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
618 instance = (uintptr_t) c & 1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
619 c = (ngx_connection_t *) ((uintptr_t) c & (uintptr_t) ~1);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
620
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
621 rev = c->read;
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 259
diff changeset
622
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
623 if (c->fd == -1 || rev->instance != instance) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
624
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
625 /*
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
626 * the stale event from a file descriptor
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
627 * that was just closed in this iteration
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
628 */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
629
312
f5431a4bbc7d nginx-0.0.3-2004-04-13-09:27:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 311
diff changeset
630 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
631 "epoll: stale event %p", c);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
632 continue;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
633 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
634
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
635 revents = event_list[i].events;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
636
3902
159b58f9c0bd fix building by gcc 4.6 without --with-debug
Igor Sysoev <igor@sysoev.ru>
parents: 3475
diff changeset
637 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
638 "epoll: fd:%d ev:%04XD d:%p",
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
639 c->fd, revents, event_list[i].data.ptr);
311
11ff50a35d6d nginx-0.0.3-2004-04-12-20:38:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 309
diff changeset
640
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
641 if (revents & (EPOLLERR|EPOLLHUP)) {
3902
159b58f9c0bd fix building by gcc 4.6 without --with-debug
Igor Sysoev <igor@sysoev.ru>
parents: 3475
diff changeset
642 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
643 "epoll_wait() error on fd:%d ev:%04XD",
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
644 c->fd, revents);
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
645 }
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
646
663
6d5c1535bb9d nginx-0.3.53-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 581
diff changeset
647 #if 0
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
648 if (revents & ~(EPOLLIN|EPOLLOUT|EPOLLERR|EPOLLHUP)) {
3902
159b58f9c0bd fix building by gcc 4.6 without --with-debug
Igor Sysoev <igor@sysoev.ru>
parents: 3475
diff changeset
649 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
650 "strange epoll_wait() events fd:%d ev:%04XD",
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
651 c->fd, revents);
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
652 }
663
6d5c1535bb9d nginx-0.3.53-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 581
diff changeset
653 #endif
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
654
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
655 if ((revents & (EPOLLERR|EPOLLHUP))
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
656 && (revents & (EPOLLIN|EPOLLOUT)) == 0)
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
657 {
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
658 /*
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
659 * if the error events were returned without EPOLLIN or EPOLLOUT,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
660 * then add these flags to handle the events at least in one
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
661 * active handler
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
662 */
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
663
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
664 revents |= EPOLLIN|EPOLLOUT;
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
665 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
666
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
667 if ((revents & EPOLLIN) && rev->active) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
668
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
669 if ((flags & NGX_POST_THREAD_EVENTS) && !rev->accept) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
670 rev->posted_ready = 1;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
671
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
672 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
673 rev->ready = 1;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
674 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
675
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
676 if (flags & NGX_POST_EVENTS) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
677 queue = (ngx_event_t **) (rev->accept ?
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
678 &ngx_posted_accept_events : &ngx_posted_events);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
679
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
680 ngx_locked_post_event(rev, queue);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
681
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
682 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
683 rev->handler(rev);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
684 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
685 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
686
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
687 wev = c->write;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
688
4319
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
689 if ((revents & EPOLLOUT) && wev->active) {
4305
f68047884e83 Protection from stale write events in epoll.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4134
diff changeset
690
4319
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
691 if (c->fd == -1 || wev->instance != instance) {
4305
f68047884e83 Protection from stale write events in epoll.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4134
diff changeset
692
4319
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
693 /*
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
694 * the stale event from a file descriptor
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
695 * that was just closed in this iteration
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
696 */
4305
f68047884e83 Protection from stale write events in epoll.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4134
diff changeset
697
4319
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
698 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
699 "epoll: stale event %p", c);
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
700 continue;
f40541f7afb5 Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4305
diff changeset
701 }
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 481
diff changeset
702
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
703 if (flags & NGX_POST_THREAD_EVENTS) {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
704 wev->posted_ready = 1;
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
705
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
706 } else {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
707 wev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
708 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
709
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
710 if (flags & NGX_POST_EVENTS) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
711 ngx_locked_post_event(wev, &ngx_posted_events);
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
712
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
713 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
714 wev->handler(wev);
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
715 }
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
716 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
717 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
718
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 559
diff changeset
719 ngx_mutex_unlock(ngx_posted_events_mutex);
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
720
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
721 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
722 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
723
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
724
3052
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
725 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
726
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
727 static void
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
728 ngx_epoll_eventfd_handler(ngx_event_t *ev)
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
729 {
4129
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
730 int n, events;
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
731 long i;
3052
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
732 uint64_t ready;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
733 ngx_err_t err;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
734 ngx_event_t *e;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
735 ngx_event_aio_t *aio;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
736 struct io_event event[64];
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
737 struct timespec ts;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
738
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
739 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "eventfd handler");
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
740
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
741 n = read(ngx_eventfd, &ready, 8);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
742
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
743 err = ngx_errno;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
744
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
745 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ev->log, 0, "eventfd: %d", n);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
746
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
747 if (n != 8) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
748 if (n == -1) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
749 if (err == NGX_EAGAIN) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
750 return;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
751 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
752
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
753 ngx_log_error(NGX_LOG_ALERT, ev->log, err, "read(eventfd) failed");
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
754 return;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
755 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
756
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
757 ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
758 "read(eventfd) returned only %d bytes", n);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
759 return;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
760 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
761
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
762 ts.tv_sec = 0;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
763 ts.tv_nsec = 0;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
764
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
765 while (ready) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
766
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
767 events = io_getevents(ngx_aio_ctx, 1, 64, event, &ts);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
768
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
769 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ev->log, 0,
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
770 "io_getevents: %l", events);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
771
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
772 if (events > 0) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
773 ready -= events;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
774
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
775 for (i = 0; i < events; i++) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
776
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
777 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, ev->log, 0,
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
778 "io_event: %uXL %uXL %L %L",
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
779 event[i].data, event[i].obj,
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
780 event[i].res, event[i].res2);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
781
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
782 e = (ngx_event_t *) (uintptr_t) event[i].data;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
783
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
784 e->complete = 1;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
785 e->active = 0;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
786 e->ready = 1;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
787
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
788 aio = e->data;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
789 aio->res = event[i].res;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
790
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
791 ngx_post_event(e, &ngx_posted_events);
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
792 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
793
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
794 continue;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
795 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
796
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
797 if (events == 0) {
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
798 return;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
799 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
800
4129
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
801 /* events == -1 */
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
802 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
6903dac6ad19 Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents: 3902
diff changeset
803 "io_getevents() failed");
3052
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
804 return;
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
805 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
806 }
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
807
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
808 #endif
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
809
6060225e9261 FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents: 3044
diff changeset
810
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
811 static void *
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
812 ngx_epoll_create_conf(ngx_cycle_t *cycle)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
813 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
814 ngx_epoll_conf_t *epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
815
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
816 epcf = ngx_palloc(cycle->pool, sizeof(ngx_epoll_conf_t));
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
817 if (epcf == NULL) {
2912
c7d57b539248 return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents: 2062
diff changeset
818 return NULL;
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
819 }
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
820
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
821 epcf->events = NGX_CONF_UNSET;
4134
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
822 epcf->aio_requests = NGX_CONF_UNSET;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
823
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
824 return epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
825 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
826
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
827
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
828 static char *
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
829 ngx_epoll_init_conf(ngx_cycle_t *cycle, void *conf)
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
830 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
831 ngx_epoll_conf_t *epcf = conf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
832
663
6d5c1535bb9d nginx-0.3.53-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 581
diff changeset
833 ngx_conf_init_uint_value(epcf->events, 512);
4134
a3203c4521c6 The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents: 4130
diff changeset
834 ngx_conf_init_uint_value(epcf->aio_requests, 32);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
835
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
836 return NGX_CONF_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
837 }