Mercurial > hg > nginx
annotate src/event/modules/ngx_epoll_module.c @ 6144:d0a84ae2fb48
Events: made a failure to create a notification channel non-fatal.
This may happen if eventfd() returns ENOSYS, notably seen on CentOS 5.4.
Such a failure will now just disable the notification mechanism and let
the callers cope with it, instead of failing to start worker processes.
If thread pools are not configured, this can safely be ignored.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Wed, 06 May 2015 17:04:00 +0300 |
parents | 953ef81705e1 |
children | 248aa2757332 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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6 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 |
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12 |
469 | 13 #if (NGX_TEST_BUILD_EPOLL) |
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15 /* epoll declarations */ |
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16 |
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17 #define EPOLLIN 0x001 |
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18 #define EPOLLPRI 0x002 |
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19 #define EPOLLOUT 0x004 |
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20 #define EPOLLRDNORM 0x040 |
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21 #define EPOLLRDBAND 0x080 |
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22 #define EPOLLWRNORM 0x100 |
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23 #define EPOLLWRBAND 0x200 |
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24 #define EPOLLMSG 0x400 |
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25 #define EPOLLERR 0x008 |
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26 #define EPOLLHUP 0x010 |
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27 |
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28 #define EPOLLRDHUP 0x2000 |
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30 #define EPOLLET 0x80000000 |
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31 #define EPOLLONESHOT 0x40000000 |
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32 |
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33 #define EPOLL_CTL_ADD 1 |
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34 #define EPOLL_CTL_DEL 2 |
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35 #define EPOLL_CTL_MOD 3 |
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36 |
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37 typedef union epoll_data { |
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38 void *ptr; |
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39 int fd; |
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40 uint32_t u32; |
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41 uint64_t u64; |
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42 } epoll_data_t; |
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43 |
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44 struct epoll_event { |
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45 uint32_t events; |
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46 epoll_data_t data; |
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47 }; |
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48 |
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49 |
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50 int epoll_create(int size); |
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52 int epoll_create(int size) |
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53 { |
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54 return -1; |
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55 } |
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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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60 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event) |
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61 { |
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62 return -1; |
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63 } |
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64 |
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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 int epoll_wait(int epfd, struct epoll_event *events, int nevents, int timeout) |
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69 { |
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70 return -1; |
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71 } |
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72 |
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73 #if (NGX_HAVE_EVENTFD) |
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74 #define SYS_eventfd 323 |
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75 #endif |
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76 |
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77 #if (NGX_HAVE_FILE_AIO) |
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78 |
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79 #define SYS_io_setup 245 |
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80 #define SYS_io_destroy 246 |
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81 #define SYS_io_getevents 247 |
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82 |
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83 typedef u_int aio_context_t; |
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84 |
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85 struct io_event { |
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86 uint64_t data; /* the data field from the iocb */ |
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87 uint64_t obj; /* what iocb this event came from */ |
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88 int64_t res; /* result code for this event */ |
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89 int64_t res2; /* secondary result */ |
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90 }; |
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91 |
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92 |
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93 #endif |
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94 #endif /* NGX_TEST_BUILD_EPOLL */ |
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95 |
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96 |
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97 typedef struct { |
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98 ngx_uint_t events; |
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99 ngx_uint_t aio_requests; |
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100 } ngx_epoll_conf_t; |
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101 |
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102 |
563 | 103 static ngx_int_t ngx_epoll_init(ngx_cycle_t *cycle, ngx_msec_t timer); |
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104 #if (NGX_HAVE_EVENTFD) |
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105 static ngx_int_t ngx_epoll_notify_init(ngx_log_t *log); |
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106 static void ngx_epoll_notify_handler(ngx_event_t *ev); |
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107 #endif |
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108 static void ngx_epoll_done(ngx_cycle_t *cycle); |
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109 static ngx_int_t ngx_epoll_add_event(ngx_event_t *ev, ngx_int_t event, |
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110 ngx_uint_t flags); |
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111 static ngx_int_t ngx_epoll_del_event(ngx_event_t *ev, ngx_int_t event, |
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112 ngx_uint_t flags); |
499 | 113 static ngx_int_t ngx_epoll_add_connection(ngx_connection_t *c); |
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114 static ngx_int_t ngx_epoll_del_connection(ngx_connection_t *c, |
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115 ngx_uint_t flags); |
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116 #if (NGX_HAVE_EVENTFD) |
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117 static ngx_int_t ngx_epoll_notify(ngx_event_handler_pt handler); |
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118 #endif |
563 | 119 static ngx_int_t ngx_epoll_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, |
120 ngx_uint_t flags); | |
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121 |
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122 #if (NGX_HAVE_FILE_AIO) |
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123 static void ngx_epoll_eventfd_handler(ngx_event_t *ev); |
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124 #endif |
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125 |
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126 static void *ngx_epoll_create_conf(ngx_cycle_t *cycle); |
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127 static char *ngx_epoll_init_conf(ngx_cycle_t *cycle, void *conf); |
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128 |
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129 static int ep = -1; |
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130 static struct epoll_event *event_list; |
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131 static ngx_uint_t nevents; |
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132 |
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133 #if (NGX_HAVE_EVENTFD) |
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134 static int notify_fd = -1; |
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135 static ngx_event_t notify_event; |
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136 static ngx_connection_t notify_conn; |
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137 #endif |
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138 |
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139 #if (NGX_HAVE_FILE_AIO) |
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140 |
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141 int ngx_eventfd = -1; |
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142 aio_context_t ngx_aio_ctx = 0; |
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143 |
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144 static ngx_event_t ngx_eventfd_event; |
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145 static ngx_connection_t ngx_eventfd_conn; |
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146 |
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147 #endif |
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148 |
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149 static ngx_str_t epoll_name = ngx_string("epoll"); |
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150 |
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151 static ngx_command_t ngx_epoll_commands[] = { |
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152 |
499 | 153 { ngx_string("epoll_events"), |
154 NGX_EVENT_CONF|NGX_CONF_TAKE1, | |
155 ngx_conf_set_num_slot, | |
156 0, | |
157 offsetof(ngx_epoll_conf_t, events), | |
158 NULL }, | |
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159 |
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160 { ngx_string("worker_aio_requests"), |
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161 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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162 ngx_conf_set_num_slot, |
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163 0, |
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164 offsetof(ngx_epoll_conf_t, aio_requests), |
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165 NULL }, |
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166 |
499 | 167 ngx_null_command |
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168 }; |
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169 |
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170 |
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171 ngx_event_module_t ngx_epoll_module_ctx = { |
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172 &epoll_name, |
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173 ngx_epoll_create_conf, /* create configuration */ |
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174 ngx_epoll_init_conf, /* init configuration */ |
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175 |
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176 { |
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177 ngx_epoll_add_event, /* add an event */ |
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178 ngx_epoll_del_event, /* delete an event */ |
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179 ngx_epoll_add_event, /* enable an event */ |
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180 ngx_epoll_del_event, /* disable an event */ |
381
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181 ngx_epoll_add_connection, /* add an connection */ |
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182 ngx_epoll_del_connection, /* delete an connection */ |
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183 #if (NGX_HAVE_EVENTFD) |
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184 ngx_epoll_notify, /* trigger a notify */ |
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185 #else |
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186 NULL, /* trigger a notify */ |
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187 #endif |
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188 ngx_epoll_process_events, /* process the events */ |
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189 ngx_epoll_init, /* init the events */ |
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190 ngx_epoll_done, /* done the events */ |
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191 } |
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192 }; |
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193 |
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194 ngx_module_t ngx_epoll_module = { |
509 | 195 NGX_MODULE_V1, |
245
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196 &ngx_epoll_module_ctx, /* module context */ |
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197 ngx_epoll_commands, /* module directives */ |
381
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198 NGX_EVENT_MODULE, /* module type */ |
541 | 199 NULL, /* init master */ |
381
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200 NULL, /* init module */ |
541 | 201 NULL, /* init process */ |
202 NULL, /* init thread */ | |
203 NULL, /* exit thread */ | |
204 NULL, /* exit process */ | |
205 NULL, /* exit master */ | |
206 NGX_MODULE_V1_PADDING | |
245
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207 }; |
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208 |
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209 |
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210 #if (NGX_HAVE_FILE_AIO) |
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211 |
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212 /* |
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213 * We call io_setup(), io_destroy() io_submit(), and io_getevents() directly |
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214 * as syscalls instead of libaio usage, because the library header file |
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215 * supports eventfd() since 0.3.107 version only. |
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216 */ |
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217 |
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218 static int |
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219 io_setup(u_int nr_reqs, aio_context_t *ctx) |
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220 { |
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221 return syscall(SYS_io_setup, nr_reqs, ctx); |
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222 } |
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223 |
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224 |
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225 static int |
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226 io_destroy(aio_context_t ctx) |
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227 { |
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228 return syscall(SYS_io_destroy, ctx); |
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229 } |
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230 |
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231 |
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232 static int |
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233 io_getevents(aio_context_t ctx, long min_nr, long nr, struct io_event *events, |
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234 struct timespec *tmo) |
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235 { |
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236 return syscall(SYS_io_getevents, ctx, min_nr, nr, events, tmo); |
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237 } |
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238 |
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239 |
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240 static void |
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241 ngx_epoll_aio_init(ngx_cycle_t *cycle, ngx_epoll_conf_t *epcf) |
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242 { |
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243 int n; |
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244 struct epoll_event ee; |
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245 |
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246 #if (NGX_HAVE_SYS_EVENTFD_H) |
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247 ngx_eventfd = eventfd(0, 0); |
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248 #else |
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249 ngx_eventfd = syscall(SYS_eventfd, 0); |
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250 #endif |
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251 |
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252 if (ngx_eventfd == -1) { |
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253 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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254 "eventfd() failed"); |
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255 ngx_file_aio = 0; |
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256 return; |
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257 } |
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258 |
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259 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
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260 "eventfd: %d", ngx_eventfd); |
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261 |
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262 n = 1; |
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263 |
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264 if (ioctl(ngx_eventfd, FIONBIO, &n) == -1) { |
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265 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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266 "ioctl(eventfd, FIONBIO) failed"); |
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267 goto failed; |
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268 } |
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269 |
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270 if (io_setup(epcf->aio_requests, &ngx_aio_ctx) == -1) { |
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271 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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272 "io_setup() failed"); |
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273 goto failed; |
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274 } |
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275 |
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276 ngx_eventfd_event.data = &ngx_eventfd_conn; |
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277 ngx_eventfd_event.handler = ngx_epoll_eventfd_handler; |
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278 ngx_eventfd_event.log = cycle->log; |
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279 ngx_eventfd_event.active = 1; |
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280 ngx_eventfd_conn.fd = ngx_eventfd; |
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281 ngx_eventfd_conn.read = &ngx_eventfd_event; |
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282 ngx_eventfd_conn.log = cycle->log; |
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283 |
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284 ee.events = EPOLLIN|EPOLLET; |
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285 ee.data.ptr = &ngx_eventfd_conn; |
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286 |
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287 if (epoll_ctl(ep, EPOLL_CTL_ADD, ngx_eventfd, &ee) != -1) { |
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288 return; |
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289 } |
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290 |
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291 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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292 "epoll_ctl(EPOLL_CTL_ADD, eventfd) failed"); |
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293 |
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294 if (io_destroy(ngx_aio_ctx) == -1) { |
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295 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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296 "io_destroy() failed"); |
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297 } |
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298 |
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299 failed: |
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300 |
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301 if (close(ngx_eventfd) == -1) { |
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302 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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303 "eventfd close() failed"); |
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304 } |
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305 |
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306 ngx_eventfd = -1; |
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307 ngx_aio_ctx = 0; |
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308 ngx_file_aio = 0; |
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309 } |
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310 |
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311 #endif |
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312 |
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313 |
499 | 314 static ngx_int_t |
563 | 315 ngx_epoll_init(ngx_cycle_t *cycle, ngx_msec_t timer) |
245
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316 { |
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317 ngx_epoll_conf_t *epcf; |
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318 |
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319 epcf = ngx_event_get_conf(cycle->conf_ctx, ngx_epoll_module); |
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320 |
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321 if (ep == -1) { |
2062
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prepare to allow various number of connections in child processes
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322 ep = epoll_create(cycle->connection_n / 2); |
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323 |
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324 if (ep == -1) { |
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325 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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326 "epoll_create() failed"); |
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327 return NGX_ERROR; |
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328 } |
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329 |
6019
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Events: implemented epoll notification mechanism.
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330 #if (NGX_HAVE_EVENTFD) |
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331 if (ngx_epoll_notify_init(cycle->log) != NGX_OK) { |
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Events: made a failure to create a notification channel non-fatal.
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332 ngx_epoll_module_ctx.actions.notify = NULL; |
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333 } |
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334 #endif |
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335 |
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336 #if (NGX_HAVE_FILE_AIO) |
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337 |
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338 ngx_epoll_aio_init(cycle, epcf); |
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339 |
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340 #endif |
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341 } |
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342 |
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343 if (nevents < epcf->events) { |
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344 if (event_list) { |
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345 ngx_free(event_list); |
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346 } |
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347 |
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348 event_list = ngx_alloc(sizeof(struct epoll_event) * epcf->events, |
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349 cycle->log); |
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350 if (event_list == NULL) { |
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351 return NGX_ERROR; |
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
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352 } |
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
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353 } |
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nginx-0.0.1-2004-01-30-00:45:01 import
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354 |
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nginx-0.0.1-2004-01-30-00:45:01 import
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355 nevents = epcf->events; |
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nginx-0.0.1-2004-01-30-00:45:01 import
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diff
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356 |
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nginx-0.0.1-2004-01-30-00:45:01 import
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357 ngx_io = ngx_os_io; |
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358 |
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359 ngx_event_actions = ngx_epoll_module_ctx.actions; |
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parents:
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360 |
469 | 361 #if (NGX_HAVE_CLEAR_EVENT) |
306
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nginx-0.0.3-2004-04-05-00:32:09 import
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305
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|
362 ngx_event_flags = NGX_USE_CLEAR_EVENT |
259
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nginx-0.0.2-2004-02-12-23:57:10 import
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258
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|
363 #else |
306
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305
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364 ngx_event_flags = NGX_USE_LEVEL_EVENT |
259
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258
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|
365 #endif |
455 | 366 |NGX_USE_GREEDY_EVENT |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
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parents:
380
diff
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|
367 |NGX_USE_EPOLL_EVENT; |
245
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff
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|
368 |
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nginx-0.0.1-2004-01-30-00:45:01 import
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369 return NGX_OK; |
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff
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|
370 } |
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
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|
371 |
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nginx-0.0.1-2004-01-30-00:45:01 import
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372 |
6019
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373 #if (NGX_HAVE_EVENTFD) |
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374 |
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375 static ngx_int_t |
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376 ngx_epoll_notify_init(ngx_log_t *log) |
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377 { |
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378 struct epoll_event ee; |
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379 |
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380 #if (NGX_HAVE_SYS_EVENTFD_H) |
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381 notify_fd = eventfd(0, 0); |
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382 #else |
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383 notify_fd = syscall(SYS_eventfd, 0); |
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384 #endif |
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385 |
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386 if (notify_fd == -1) { |
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387 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "eventfd() failed"); |
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388 return NGX_ERROR; |
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|
389 } |
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|
390 |
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391 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, |
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|
392 "notify eventfd: %d", notify_fd); |
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|
393 |
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|
394 notify_event.handler = ngx_epoll_notify_handler; |
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|
395 notify_event.log = log; |
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|
396 notify_event.active = 1; |
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|
397 |
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|
398 notify_conn.fd = notify_fd; |
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|
399 notify_conn.read = ¬ify_event; |
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|
400 notify_conn.log = log; |
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|
401 |
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|
402 ee.events = EPOLLIN|EPOLLET; |
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|
403 ee.data.ptr = ¬ify_conn; |
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|
404 |
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|
405 if (epoll_ctl(ep, EPOLL_CTL_ADD, notify_fd, &ee) == -1) { |
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|
406 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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|
407 "epoll_ctl(EPOLL_CTL_ADD, eventfd) failed"); |
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|
408 |
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|
409 if (close(notify_fd) == -1) { |
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|
410 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, |
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|
411 "eventfd close() failed"); |
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Events: implemented epoll notification mechanism.
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|
412 } |
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|
413 |
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diff
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|
414 return NGX_ERROR; |
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|
415 } |
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diff
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|
416 |
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|
417 return NGX_OK; |
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|
418 } |
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|
419 |
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diff
changeset
|
420 |
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diff
changeset
|
421 static void |
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|
422 ngx_epoll_notify_handler(ngx_event_t *ev) |
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|
423 { |
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|
424 ssize_t n; |
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changeset
|
425 uint64_t count; |
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changeset
|
426 ngx_err_t err; |
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diff
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|
427 ngx_event_handler_pt handler; |
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diff
changeset
|
428 |
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Events: implemented epoll notification mechanism.
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diff
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|
429 if (++ev->index == NGX_MAX_UINT32_VALUE) { |
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Events: implemented epoll notification mechanism.
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6018
diff
changeset
|
430 ev->index = 0; |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
431 |
40e244e042a7
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6018
diff
changeset
|
432 n = read(notify_fd, &count, sizeof(uint64_t)); |
40e244e042a7
Events: implemented epoll notification mechanism.
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6018
diff
changeset
|
433 |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
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diff
changeset
|
434 err = ngx_errno; |
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Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
435 |
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Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
436 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
437 "read() eventfd %d: %z count:%uL", notify_fd, n, count); |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
438 |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
439 if ((size_t) n != sizeof(uint64_t)) { |
40e244e042a7
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6018
diff
changeset
|
440 ngx_log_error(NGX_LOG_ALERT, ev->log, err, |
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Events: implemented epoll notification mechanism.
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parents:
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diff
changeset
|
441 "read() eventfd %d failed", notify_fd); |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
442 } |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
443 } |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
444 |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
445 handler = ev->data; |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
446 handler(ev); |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
447 } |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
448 |
40e244e042a7
Events: implemented epoll notification mechanism.
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diff
changeset
|
449 #endif |
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Events: implemented epoll notification mechanism.
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parents:
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diff
changeset
|
450 |
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Events: implemented epoll notification mechanism.
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diff
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|
451 |
499 | 452 static void |
453 ngx_epoll_done(ngx_cycle_t *cycle) | |
245
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nginx-0.0.1-2004-01-30-00:45:01 import
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parents:
diff
changeset
|
454 { |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
455 if (close(ep) == -1) { |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
456 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
|
457 "epoll close() failed"); |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
458 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
459 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
460 ep = -1; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
461 |
6019
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
462 #if (NGX_HAVE_EVENTFD) |
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6018
diff
changeset
|
463 |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
464 if (close(notify_fd) == -1) { |
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Events: implemented epoll notification mechanism.
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6018
diff
changeset
|
465 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
466 "eventfd close() failed"); |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
467 } |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
468 |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
469 notify_fd = -1; |
40e244e042a7
Events: implemented epoll notification mechanism.
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parents:
6018
diff
changeset
|
470 |
40e244e042a7
Events: implemented epoll notification mechanism.
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6018
diff
changeset
|
471 #endif |
40e244e042a7
Events: implemented epoll notification mechanism.
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6018
diff
changeset
|
472 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
473 #if (NGX_HAVE_FILE_AIO) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
474 |
4130
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
475 if (ngx_eventfd != -1) { |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
476 |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
477 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
|
478 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
|
479 "io_destroy() failed"); |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
480 } |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
481 |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
482 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
|
483 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
|
484 "eventfd close() failed"); |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
485 } |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
486 |
04751572f900
Fixing Linux AIO initiatialization: AIO operations are disabled if kernel
Igor Sysoev <igor@sysoev.ru>
parents:
4129
diff
changeset
|
487 ngx_eventfd = -1; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
488 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
489 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
490 ngx_aio_ctx = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
491 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
492 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
493 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
494 ngx_free(event_list); |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
495 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
496 event_list = NULL; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
497 nevents = 0; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
498 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
499 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
500 |
499 | 501 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
|
502 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
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parents:
245
diff
changeset
|
503 { |
483 | 504 int op; |
505 uint32_t events, prev; | |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
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parents:
258
diff
changeset
|
506 ngx_event_t *e; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
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parents:
258
diff
changeset
|
507 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
|
508 struct epoll_event ee; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
245
diff
changeset
|
509 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
245
diff
changeset
|
510 c = ev->data; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
245
diff
changeset
|
511 |
483 | 512 events = (uint32_t) event; |
513 | |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
245
diff
changeset
|
514 if (event == NGX_READ_EVENT) { |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
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parents:
258
diff
changeset
|
515 e = c->write; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
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parents:
258
diff
changeset
|
516 prev = EPOLLOUT; |
5372
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
517 #if (NGX_READ_EVENT != EPOLLIN|EPOLLRDHUP) |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
518 events = EPOLLIN|EPOLLRDHUP; |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
519 #endif |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
520 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
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parents:
258
diff
changeset
|
521 } else { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
522 e = c->read; |
5372
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
523 prev = EPOLLIN|EPOLLRDHUP; |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
524 #if (NGX_WRITE_EVENT != EPOLLOUT) |
483 | 525 events = EPOLLOUT; |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
526 #endif |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
527 } |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
528 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
529 if (e->active) { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
530 op = EPOLL_CTL_MOD; |
483 | 531 events |= prev; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
532 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
533 } else { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
534 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
|
535 } |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
536 |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
663
diff
changeset
|
537 ee.events = events | (uint32_t) flags; |
581 | 538 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
|
539 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
540 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
461 | 541 "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
|
542 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
|
543 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
544 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
|
545 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
|
546 "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
|
547 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
548 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
549 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
550 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
|
551 #if 0 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
552 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
|
553 #endif |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
554 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
555 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
556 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
557 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
558 |
499 | 559 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
|
560 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
|
561 { |
483 | 562 int op; |
563 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
|
564 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
|
565 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
|
566 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
|
567 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
568 /* |
483 | 569 * 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
|
570 * 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
|
571 * 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
|
572 */ |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
573 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
574 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
|
575 ev->active = 0; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
576 return NGX_OK; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
577 } |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
578 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
579 c = ev->data; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
580 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
581 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
|
582 e = c->write; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
583 prev = EPOLLOUT; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
584 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
585 } else { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
586 e = c->read; |
5372
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
587 prev = EPOLLIN|EPOLLRDHUP; |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
588 } |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
589 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
590 if (e->active) { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
591 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
|
592 ee.events = prev | (uint32_t) flags; |
581 | 593 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
|
594 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
595 } else { |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
596 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
|
597 ee.events = 0; |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
598 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
|
599 } |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
600 |
259
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
601 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
461 | 602 "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
|
603 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
|
604 |
d30f2c39caae
nginx-0.0.2-2004-02-12-23:57:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
258
diff
changeset
|
605 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
|
606 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
|
607 "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
|
608 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
609 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
610 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
611 ev->active = 0; |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
612 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
613 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
614 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
615 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
616 |
499 | 617 static ngx_int_t |
618 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
|
619 { |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
620 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
|
621 |
5372
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
622 ee.events = EPOLLIN|EPOLLOUT|EPOLLET|EPOLLRDHUP; |
581 | 623 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
|
624 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
625 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
461 | 626 "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
|
627 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
628 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
|
629 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
|
630 "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
|
631 return NGX_ERROR; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
632 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
633 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
634 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
|
635 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
|
636 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
637 return NGX_OK; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
638 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
639 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
640 |
499 | 641 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
|
642 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
|
643 { |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
663
diff
changeset
|
644 int op; |
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
663
diff
changeset
|
645 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
|
646 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
647 /* |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
648 * 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
|
649 * 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
|
650 * 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
|
651 */ |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
652 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
653 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
|
654 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
|
655 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
|
656 return NGX_OK; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
657 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
658 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
659 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
|
660 "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
|
661 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
662 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
|
663 ee.events = 0; |
581 | 664 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
|
665 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
666 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
|
667 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
|
668 "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
|
669 return NGX_ERROR; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
670 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
671 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
672 c->read->active = 0; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
673 c->write->active = 0; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
674 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
675 return NGX_OK; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
676 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
677 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
678 |
6019
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
679 #if (NGX_HAVE_EVENTFD) |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
680 |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
681 static ngx_int_t |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
682 ngx_epoll_notify(ngx_event_handler_pt handler) |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
683 { |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
684 static uint64_t inc = 1; |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
685 |
6061
953ef81705e1
Events: fixed possible crash on start or reload.
Valentin Bartenev <vbart@nginx.com>
parents:
6030
diff
changeset
|
686 notify_event.data = handler; |
953ef81705e1
Events: fixed possible crash on start or reload.
Valentin Bartenev <vbart@nginx.com>
parents:
6030
diff
changeset
|
687 |
6019
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
688 if ((size_t) write(notify_fd, &inc, sizeof(uint64_t)) != sizeof(uint64_t)) { |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
689 ngx_log_error(NGX_LOG_ALERT, notify_event.log, ngx_errno, |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
690 "write() to eventfd %d failed", notify_fd); |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
691 return NGX_ERROR; |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
692 } |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
693 |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
694 return NGX_OK; |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
695 } |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
696 |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
697 #endif |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
698 |
40e244e042a7
Events: implemented epoll notification mechanism.
Valentin Bartenev <vbart@nginx.com>
parents:
6018
diff
changeset
|
699 |
499 | 700 static ngx_int_t |
563 | 701 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
|
702 { |
306
6b91bfbc4123
nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
703 int events; |
483 | 704 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
|
705 ngx_int_t instance, i; |
563 | 706 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
|
707 ngx_err_t err; |
5821
3f5f0ab59b35
Events: processing of posted events changed from LIFO to FIFO.
Valentin Bartenev <vbart@nginx.com>
parents:
5820
diff
changeset
|
708 ngx_event_t *rev, *wev; |
3f5f0ab59b35
Events: processing of posted events changed from LIFO to FIFO.
Valentin Bartenev <vbart@nginx.com>
parents:
5820
diff
changeset
|
709 ngx_queue_t *queue; |
306
6b91bfbc4123
nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
710 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
|
711 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
712 /* 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
|
713 |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
259
diff
changeset
|
714 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
557 | 715 "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
|
716 |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
663
diff
changeset
|
717 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
|
718 |
3043 | 719 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
|
720 |
3473
0299cf5856fc
do not update time in the timer signal handler,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
721 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
|
722 ngx_time_update(); |
563 | 723 } |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
724 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
725 if (err) { |
563 | 726 if (err == NGX_EINTR) { |
727 | |
728 if (ngx_event_timer_alarm) { | |
729 ngx_event_timer_alarm = 0; | |
730 return NGX_OK; | |
731 } | |
577 | 732 |
563 | 733 level = NGX_LOG_INFO; |
577 | 734 |
735 } else { | |
563 | 736 level = NGX_LOG_ALERT; |
737 } | |
738 | |
739 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
|
740 return NGX_ERROR; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
741 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
742 |
563 | 743 if (events == 0) { |
567 | 744 if (timer != NGX_TIMER_INFINITE) { |
745 return NGX_OK; | |
746 } | |
747 | |
748 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
749 "epoll_wait() returned no events without timeout"); | |
750 return NGX_ERROR; | |
563 | 751 } |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
752 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
753 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
|
754 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
|
755 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
756 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
|
757 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
|
758 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
759 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
|
760 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
761 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
|
762 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
763 /* |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
764 * 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
|
765 * 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
|
766 */ |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
767 |
312
f5431a4bbc7d
nginx-0.0.3-2004-04-13-09:27:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
311
diff
changeset
|
768 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 769 "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
|
770 continue; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
771 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
772 |
483 | 773 revents = event_list[i].events; |
774 | |
3902
159b58f9c0bd
fix building by gcc 4.6 without --with-debug
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
775 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 776 "epoll: fd:%d ev:%04XD d:%p", |
577 | 777 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
|
778 |
483 | 779 if (revents & (EPOLLERR|EPOLLHUP)) { |
3902
159b58f9c0bd
fix building by gcc 4.6 without --with-debug
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
780 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 781 "epoll_wait() error on fd:%d ev:%04XD", |
483 | 782 c->fd, revents); |
783 } | |
784 | |
663 | 785 #if 0 |
483 | 786 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
|
787 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
483 | 788 "strange epoll_wait() events fd:%d ev:%04XD", |
789 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
|
790 } |
663 | 791 #endif |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
792 |
483 | 793 if ((revents & (EPOLLERR|EPOLLHUP)) |
794 && (revents & (EPOLLIN|EPOLLOUT)) == 0) | |
795 { | |
796 /* | |
797 * if the error events were returned without EPOLLIN or EPOLLOUT, | |
798 * then add these flags to handle the events at least in one | |
799 * active handler | |
800 */ | |
801 | |
802 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
|
803 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
804 |
563 | 805 if ((revents & EPOLLIN) && rev->active) { |
806 | |
5372
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
807 #if (NGX_HAVE_EPOLLRDHUP) |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
808 if (revents & EPOLLRDHUP) { |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
809 rev->pending_eof = 1; |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
810 } |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
811 #endif |
36b58ddb566d
Events: support for EPOLLRDHUP (ticket #320).
Valentin Bartenev <vbart@nginx.com>
parents:
4759
diff
changeset
|
812 |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
813 rev->ready = 1; |
563 | 814 |
815 if (flags & NGX_POST_EVENTS) { | |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
816 queue = rev->accept ? &ngx_posted_accept_events |
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
817 : &ngx_posted_events; |
563 | 818 |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
819 ngx_post_event(rev, queue); |
563 | 820 |
821 } else { | |
822 rev->handler(rev); | |
823 } | |
824 } | |
825 | |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
826 wev = c->write; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
827 |
4319
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
828 if ((revents & EPOLLOUT) && wev->active) { |
4305
f68047884e83
Protection from stale write events in epoll.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4134
diff
changeset
|
829 |
4319
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
830 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
|
831 |
4319
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
832 /* |
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
833 * the stale event from a file descriptor |
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
834 * that was just closed in this iteration |
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
835 */ |
4305
f68047884e83
Protection from stale write events in epoll.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4134
diff
changeset
|
836 |
4319
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
837 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
|
838 "epoll: stale event %p", c); |
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
839 continue; |
f40541f7afb5
Fixed AIO on Linux, broken in r4306.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4305
diff
changeset
|
840 } |
483 | 841 |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
842 wev->ready = 1; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
843 |
563 | 844 if (flags & NGX_POST_EVENTS) { |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5707
diff
changeset
|
845 ngx_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
|
846 |
563 | 847 } else { |
848 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
|
849 } |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
850 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
851 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
852 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
853 return NGX_OK; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
854 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
855 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
856 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
857 #if (NGX_HAVE_FILE_AIO) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
858 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
859 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
860 ngx_epoll_eventfd_handler(ngx_event_t *ev) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
861 { |
4129
6903dac6ad19
Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3902
diff
changeset
|
862 int n, events; |
6903dac6ad19
Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3902
diff
changeset
|
863 long i; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
864 uint64_t ready; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
865 ngx_err_t err; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
866 ngx_event_t *e; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
867 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
868 struct io_event event[64]; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
869 struct timespec ts; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
870 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
871 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
|
872 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
873 n = read(ngx_eventfd, &ready, 8); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
874 |
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diff
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|
875 err = ngx_errno; |
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diff
changeset
|
876 |
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diff
changeset
|
877 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ev->log, 0, "eventfd: %d", n); |
6060225e9261
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parents:
3044
diff
changeset
|
878 |
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Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
879 if (n != 8) { |
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
880 if (n == -1) { |
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FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
881 if (err == NGX_EAGAIN) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
882 return; |
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parents:
3044
diff
changeset
|
883 } |
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parents:
3044
diff
changeset
|
884 |
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parents:
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diff
changeset
|
885 ngx_log_error(NGX_LOG_ALERT, ev->log, err, "read(eventfd) failed"); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
886 return; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
887 } |
6060225e9261
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parents:
3044
diff
changeset
|
888 |
6060225e9261
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diff
changeset
|
889 ngx_log_error(NGX_LOG_ALERT, ev->log, 0, |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
890 "read(eventfd) returned only %d bytes", n); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
891 return; |
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parents:
3044
diff
changeset
|
892 } |
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parents:
3044
diff
changeset
|
893 |
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FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
894 ts.tv_sec = 0; |
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
895 ts.tv_nsec = 0; |
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FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
896 |
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FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
897 while (ready) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
898 |
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parents:
3044
diff
changeset
|
899 events = io_getevents(ngx_aio_ctx, 1, 64, event, &ts); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
900 |
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3044
diff
changeset
|
901 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
902 "io_getevents: %l", events); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
903 |
6060225e9261
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parents:
3044
diff
changeset
|
904 if (events > 0) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3044
diff
changeset
|
905 ready -= events; |
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parents:
3044
diff
changeset
|
906 |
6060225e9261
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parents:
3044
diff
changeset
|
907 for (i = 0; i < events; i++) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
908 |
6060225e9261
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parents:
3044
diff
changeset
|
909 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
|
910 "io_event: %uXL %uXL %L %L", |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
911 event[i].data, event[i].obj, |
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
912 event[i].res, event[i].res2); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
913 |
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
914 e = (ngx_event_t *) (uintptr_t) event[i].data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
915 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
916 e->complete = 1; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
917 e->active = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
918 e->ready = 1; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
919 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
920 aio = e->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
921 aio->res = event[i].res; |
6060225e9261
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Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
922 |
6060225e9261
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Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
923 ngx_post_event(e, &ngx_posted_events); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
924 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
925 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
926 continue; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
927 } |
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
928 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
929 if (events == 0) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
930 return; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
931 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
932 |
4129
6903dac6ad19
Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3902
diff
changeset
|
933 /* events == -1 */ |
6903dac6ad19
Fixing Linux AIO syscalls return value handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3902
diff
changeset
|
934 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
|
935 "io_getevents() failed"); |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
936 return; |
6060225e9261
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Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
937 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
938 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
939 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
940 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3044
diff
changeset
|
941 |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
942 |
499 | 943 static void * |
944 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
|
945 { |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
946 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
|
947 |
501 | 948 epcf = ngx_palloc(cycle->pool, sizeof(ngx_epoll_conf_t)); |
949 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
|
950 return NULL; |
501 | 951 } |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
952 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
953 epcf->events = NGX_CONF_UNSET; |
4134
a3203c4521c6
The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents:
4130
diff
changeset
|
954 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
|
955 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
956 return epcf; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
957 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
958 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
959 |
499 | 960 static char * |
961 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
|
962 { |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
963 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
|
964 |
663 | 965 ngx_conf_init_uint_value(epcf->events, 512); |
4134
a3203c4521c6
The "worker_aio_requests" directive.
Igor Sysoev <igor@sysoev.ru>
parents:
4130
diff
changeset
|
966 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
|
967 |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
968 return NGX_CONF_OK; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
969 } |