|
0
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #include <ngx_config.h>
|
|
|
8 #include <ngx_core.h>
|
|
|
9 #include <ngx_event.h>
|
|
|
10
|
|
|
11
|
|
18
|
12 #if (NGX_TEST_BUILD_DEVPOLL)
|
|
0
|
13
|
|
|
14 /* Solaris declarations */
|
|
|
15
|
|
332
|
16 #define POLLREMOVE 0x0800
|
|
|
17 #define DP_POLL 0xD001
|
|
|
18 #define DP_ISPOLLED 0xD002
|
|
0
|
19
|
|
|
20 struct dvpoll {
|
|
|
21 struct pollfd *dp_fds;
|
|
|
22 int dp_nfds;
|
|
|
23 int dp_timeout;
|
|
|
24 };
|
|
|
25
|
|
|
26 #endif
|
|
|
27
|
|
|
28
|
|
|
29 typedef struct {
|
|
324
|
30 ngx_uint_t changes;
|
|
|
31 ngx_uint_t events;
|
|
0
|
32 } ngx_devpoll_conf_t;
|
|
|
33
|
|
|
34
|
|
112
|
35 static ngx_int_t ngx_devpoll_init(ngx_cycle_t *cycle, ngx_msec_t timer);
|
|
0
|
36 static void ngx_devpoll_done(ngx_cycle_t *cycle);
|
|
324
|
37 static ngx_int_t ngx_devpoll_add_event(ngx_event_t *ev, ngx_int_t event,
|
|
|
38 ngx_uint_t flags);
|
|
|
39 static ngx_int_t ngx_devpoll_del_event(ngx_event_t *ev, ngx_int_t event,
|
|
|
40 ngx_uint_t flags);
|
|
|
41 static ngx_int_t ngx_devpoll_set_event(ngx_event_t *ev, ngx_int_t event,
|
|
|
42 ngx_uint_t flags);
|
|
112
|
43 static ngx_int_t ngx_devpoll_process_events(ngx_cycle_t *cycle,
|
|
|
44 ngx_msec_t timer, ngx_uint_t flags);
|
|
0
|
45
|
|
|
46 static void *ngx_devpoll_create_conf(ngx_cycle_t *cycle);
|
|
|
47 static char *ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf);
|
|
|
48
|
|
|
49 static int dp = -1;
|
|
|
50 static struct pollfd *change_list, *event_list;
|
|
324
|
51 static ngx_uint_t nchanges, max_changes, nevents;
|
|
0
|
52
|
|
|
53 static ngx_event_t **change_index;
|
|
|
54
|
|
|
55
|
|
|
56 static ngx_str_t devpoll_name = ngx_string("/dev/poll");
|
|
|
57
|
|
|
58 static ngx_command_t ngx_devpoll_commands[] = {
|
|
|
59
|
|
48
|
60 { ngx_string("devpoll_changes"),
|
|
|
61 NGX_EVENT_CONF|NGX_CONF_TAKE1,
|
|
|
62 ngx_conf_set_num_slot,
|
|
|
63 0,
|
|
|
64 offsetof(ngx_devpoll_conf_t, changes),
|
|
|
65 NULL },
|
|
0
|
66
|
|
48
|
67 { ngx_string("devpoll_events"),
|
|
|
68 NGX_EVENT_CONF|NGX_CONF_TAKE1,
|
|
|
69 ngx_conf_set_num_slot,
|
|
|
70 0,
|
|
|
71 offsetof(ngx_devpoll_conf_t, events),
|
|
|
72 NULL },
|
|
0
|
73
|
|
48
|
74 ngx_null_command
|
|
0
|
75 };
|
|
|
76
|
|
|
77
|
|
|
78 ngx_event_module_t ngx_devpoll_module_ctx = {
|
|
|
79 &devpoll_name,
|
|
|
80 ngx_devpoll_create_conf, /* create configuration */
|
|
|
81 ngx_devpoll_init_conf, /* init configuration */
|
|
|
82
|
|
|
83 {
|
|
|
84 ngx_devpoll_add_event, /* add an event */
|
|
|
85 ngx_devpoll_del_event, /* delete an event */
|
|
|
86 ngx_devpoll_add_event, /* enable an event */
|
|
|
87 ngx_devpoll_del_event, /* disable an event */
|
|
|
88 NULL, /* add an connection */
|
|
|
89 NULL, /* delete an connection */
|
|
|
90 NULL, /* process the changes */
|
|
|
91 ngx_devpoll_process_events, /* process the events */
|
|
|
92 ngx_devpoll_init, /* init the events */
|
|
|
93 ngx_devpoll_done, /* done the events */
|
|
|
94 }
|
|
|
95
|
|
|
96 };
|
|
|
97
|
|
|
98 ngx_module_t ngx_devpoll_module = {
|
|
58
|
99 NGX_MODULE_V1,
|
|
0
|
100 &ngx_devpoll_module_ctx, /* module context */
|
|
|
101 ngx_devpoll_commands, /* module directives */
|
|
|
102 NGX_EVENT_MODULE, /* module type */
|
|
90
|
103 NULL, /* init master */
|
|
0
|
104 NULL, /* init module */
|
|
90
|
105 NULL, /* init process */
|
|
|
106 NULL, /* init thread */
|
|
|
107 NULL, /* exit thread */
|
|
|
108 NULL, /* exit process */
|
|
|
109 NULL, /* exit master */
|
|
|
110 NGX_MODULE_V1_PADDING
|
|
0
|
111 };
|
|
|
112
|
|
|
113
|
|
48
|
114 static ngx_int_t
|
|
112
|
115 ngx_devpoll_init(ngx_cycle_t *cycle, ngx_msec_t timer)
|
|
0
|
116 {
|
|
|
117 size_t n;
|
|
|
118 ngx_devpoll_conf_t *dpcf;
|
|
|
119
|
|
|
120 dpcf = ngx_event_get_conf(cycle->conf_ctx, ngx_devpoll_module);
|
|
|
121
|
|
|
122 if (dp == -1) {
|
|
|
123 dp = open("/dev/poll", O_RDWR);
|
|
|
124
|
|
|
125 if (dp == -1) {
|
|
|
126 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
127 "open(/dev/poll) failed");
|
|
|
128 return NGX_ERROR;
|
|
|
129 }
|
|
|
130 }
|
|
|
131
|
|
|
132 if (max_changes < dpcf->changes) {
|
|
|
133 if (nchanges) {
|
|
|
134 n = nchanges * sizeof(struct pollfd);
|
|
|
135 if (write(dp, change_list, n) != (ssize_t) n) {
|
|
|
136 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
137 "write(/dev/poll) failed");
|
|
|
138 return NGX_ERROR;
|
|
|
139 }
|
|
|
140
|
|
|
141 nchanges = 0;
|
|
|
142 }
|
|
|
143
|
|
|
144 if (change_list) {
|
|
|
145 ngx_free(change_list);
|
|
|
146 }
|
|
|
147
|
|
50
|
148 change_list = ngx_alloc(sizeof(struct pollfd) * dpcf->changes,
|
|
|
149 cycle->log);
|
|
|
150 if (change_list == NULL) {
|
|
|
151 return NGX_ERROR;
|
|
|
152 }
|
|
0
|
153
|
|
|
154 if (change_index) {
|
|
|
155 ngx_free(change_index);
|
|
|
156 }
|
|
|
157
|
|
50
|
158 change_index = ngx_alloc(sizeof(ngx_event_t *) * dpcf->changes,
|
|
|
159 cycle->log);
|
|
|
160 if (change_index == NULL) {
|
|
|
161 return NGX_ERROR;
|
|
|
162 }
|
|
0
|
163 }
|
|
|
164
|
|
|
165 max_changes = dpcf->changes;
|
|
|
166
|
|
|
167 if (nevents < dpcf->events) {
|
|
|
168 if (event_list) {
|
|
|
169 ngx_free(event_list);
|
|
|
170 }
|
|
|
171
|
|
50
|
172 event_list = ngx_alloc(sizeof(struct pollfd) * dpcf->events,
|
|
|
173 cycle->log);
|
|
|
174 if (event_list == NULL) {
|
|
|
175 return NGX_ERROR;
|
|
|
176 }
|
|
0
|
177 }
|
|
|
178
|
|
|
179 nevents = dpcf->events;
|
|
|
180
|
|
|
181 ngx_io = ngx_os_io;
|
|
|
182
|
|
|
183 ngx_event_actions = ngx_devpoll_module_ctx.actions;
|
|
|
184
|
|
92
|
185 ngx_event_flags = NGX_USE_LEVEL_EVENT|NGX_USE_FD_EVENT;
|
|
0
|
186
|
|
|
187 return NGX_OK;
|
|
|
188 }
|
|
|
189
|
|
|
190
|
|
48
|
191 static void
|
|
|
192 ngx_devpoll_done(ngx_cycle_t *cycle)
|
|
0
|
193 {
|
|
|
194 if (close(dp) == -1) {
|
|
|
195 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
196 "close(/dev/poll) failed");
|
|
|
197 }
|
|
|
198
|
|
|
199 dp = -1;
|
|
|
200
|
|
|
201 ngx_free(change_list);
|
|
|
202 ngx_free(event_list);
|
|
|
203 ngx_free(change_index);
|
|
|
204
|
|
|
205 change_list = NULL;
|
|
|
206 event_list = NULL;
|
|
|
207 change_index = NULL;
|
|
|
208 max_changes = 0;
|
|
|
209 nchanges = 0;
|
|
|
210 nevents = 0;
|
|
|
211 }
|
|
|
212
|
|
|
213
|
|
48
|
214 static ngx_int_t
|
|
324
|
215 ngx_devpoll_add_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
|
|
0
|
216 {
|
|
|
217 #if (NGX_DEBUG)
|
|
|
218 ngx_connection_t *c;
|
|
|
219 #endif
|
|
|
220
|
|
|
221 #if (NGX_READ_EVENT != POLLIN)
|
|
2
|
222 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT;
|
|
0
|
223 #endif
|
|
|
224
|
|
|
225 #if (NGX_DEBUG)
|
|
|
226 c = ev->data;
|
|
|
227 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
|
|
324
|
228 "devpoll add event: fd:%d ev:%04Xi", c->fd, event);
|
|
0
|
229 #endif
|
|
|
230
|
|
|
231 ev->active = 1;
|
|
2
|
232
|
|
0
|
233 return ngx_devpoll_set_event(ev, event, 0);
|
|
|
234 }
|
|
|
235
|
|
|
236
|
|
48
|
237 static ngx_int_t
|
|
324
|
238 ngx_devpoll_del_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
|
|
0
|
239 {
|
|
|
240 ngx_event_t *e;
|
|
|
241 ngx_connection_t *c;
|
|
|
242
|
|
|
243 c = ev->data;
|
|
|
244
|
|
2
|
245 #if (NGX_READ_EVENT != POLLIN)
|
|
|
246 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT;
|
|
|
247 #endif
|
|
|
248
|
|
0
|
249 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
|
|
324
|
250 "devpoll del event: fd:%d ev:%04Xi", c->fd, event);
|
|
0
|
251
|
|
|
252 if (ngx_devpoll_set_event(ev, POLLREMOVE, flags) == NGX_ERROR) {
|
|
|
253 return NGX_ERROR;
|
|
|
254 }
|
|
|
255
|
|
|
256 ev->active = 0;
|
|
|
257
|
|
|
258 if (flags & NGX_CLOSE_EVENT) {
|
|
332
|
259 e = (event == POLLIN) ? c->write : c->read;
|
|
|
260
|
|
|
261 if (e) {
|
|
|
262 e->active = 0;
|
|
|
263 }
|
|
|
264
|
|
0
|
265 return NGX_OK;
|
|
|
266 }
|
|
|
267
|
|
332
|
268 /* restore the pair event if it exists */
|
|
0
|
269
|
|
2
|
270 if (event == POLLIN) {
|
|
0
|
271 e = c->write;
|
|
|
272 event = POLLOUT;
|
|
|
273
|
|
|
274 } else {
|
|
|
275 e = c->read;
|
|
|
276 event = POLLIN;
|
|
|
277 }
|
|
|
278
|
|
2
|
279 if (e && e->active) {
|
|
0
|
280 return ngx_devpoll_set_event(e, event, 0);
|
|
|
281 }
|
|
|
282
|
|
|
283 return NGX_OK;
|
|
|
284 }
|
|
|
285
|
|
|
286
|
|
48
|
287 static ngx_int_t
|
|
324
|
288 ngx_devpoll_set_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
|
|
0
|
289 {
|
|
|
290 size_t n;
|
|
|
291 ngx_connection_t *c;
|
|
|
292
|
|
|
293 c = ev->data;
|
|
|
294
|
|
|
295 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0,
|
|
324
|
296 "devpoll fd:%d ev:%04Xi fl:%04Xi", c->fd, event, flags);
|
|
0
|
297
|
|
|
298 if (nchanges >= max_changes) {
|
|
|
299 ngx_log_error(NGX_LOG_WARN, ev->log, 0,
|
|
|
300 "/dev/pool change list is filled up");
|
|
|
301
|
|
|
302 n = nchanges * sizeof(struct pollfd);
|
|
|
303 if (write(dp, change_list, n) != (ssize_t) n) {
|
|
|
304 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
|
|
|
305 "write(/dev/poll) failed");
|
|
|
306 return NGX_ERROR;
|
|
|
307 }
|
|
|
308
|
|
|
309 nchanges = 0;
|
|
|
310 }
|
|
|
311
|
|
|
312 change_list[nchanges].fd = c->fd;
|
|
324
|
313 change_list[nchanges].events = (short) event;
|
|
0
|
314 change_list[nchanges].revents = 0;
|
|
|
315
|
|
|
316 change_index[nchanges] = ev;
|
|
|
317 ev->index = nchanges;
|
|
|
318
|
|
|
319 nchanges++;
|
|
|
320
|
|
|
321 if (flags & NGX_CLOSE_EVENT) {
|
|
|
322 n = nchanges * sizeof(struct pollfd);
|
|
|
323 if (write(dp, change_list, n) != (ssize_t) n) {
|
|
|
324 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
|
|
|
325 "write(/dev/poll) failed");
|
|
|
326 return NGX_ERROR;
|
|
|
327 }
|
|
|
328
|
|
|
329 nchanges = 0;
|
|
|
330 }
|
|
|
331
|
|
|
332 return NGX_OK;
|
|
|
333 }
|
|
|
334
|
|
|
335
|
|
48
|
336 ngx_int_t
|
|
112
|
337 ngx_devpoll_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
|
|
|
338 ngx_uint_t flags)
|
|
0
|
339 {
|
|
332
|
340 int events, revents, rc;
|
|
106
|
341 size_t n;
|
|
332
|
342 ngx_fd_t fd;
|
|
106
|
343 ngx_err_t err;
|
|
0
|
344 ngx_int_t i;
|
|
112
|
345 ngx_uint_t level;
|
|
|
346 ngx_event_t *rev, *wev, **queue;
|
|
0
|
347 ngx_connection_t *c;
|
|
332
|
348 struct pollfd pfd;
|
|
0
|
349 struct dvpoll dvp;
|
|
|
350
|
|
|
351 /* NGX_TIMER_INFINITE == INFTIM */
|
|
|
352
|
|
|
353 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
106
|
354 "devpoll timer: %M", timer);
|
|
0
|
355
|
|
|
356 if (nchanges) {
|
|
|
357 n = nchanges * sizeof(struct pollfd);
|
|
|
358 if (write(dp, change_list, n) != (ssize_t) n) {
|
|
|
359 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
360 "write(/dev/poll) failed");
|
|
|
361 return NGX_ERROR;
|
|
|
362 }
|
|
116
|
363
|
|
|
364 nchanges = 0;
|
|
0
|
365 }
|
|
|
366
|
|
|
367 dvp.dp_fds = event_list;
|
|
324
|
368 dvp.dp_nfds = (int) nevents;
|
|
0
|
369 dvp.dp_timeout = timer;
|
|
|
370 events = ioctl(dp, DP_POLL, &dvp);
|
|
|
371
|
|
|
372 if (events == -1) {
|
|
|
373 err = ngx_errno;
|
|
|
374 } else {
|
|
|
375 err = 0;
|
|
|
376 }
|
|
|
377
|
|
112
|
378 if (flags & NGX_UPDATE_TIME) {
|
|
|
379 ngx_time_update(0, 0);
|
|
|
380 }
|
|
0
|
381
|
|
|
382 if (err) {
|
|
112
|
383 if (err == NGX_EINTR) {
|
|
|
384
|
|
|
385 if (ngx_event_timer_alarm) {
|
|
|
386 ngx_event_timer_alarm = 0;
|
|
|
387 return NGX_OK;
|
|
|
388 }
|
|
126
|
389
|
|
112
|
390 level = NGX_LOG_INFO;
|
|
126
|
391
|
|
|
392 } else {
|
|
112
|
393 level = NGX_LOG_ALERT;
|
|
|
394 }
|
|
|
395
|
|
|
396 ngx_log_error(level, cycle->log, err, "ioctl(DP_POLL) failed");
|
|
0
|
397 return NGX_ERROR;
|
|
|
398 }
|
|
|
399
|
|
116
|
400 if (events == 0) {
|
|
|
401 if (timer != NGX_TIMER_INFINITE) {
|
|
|
402 return NGX_OK;
|
|
|
403 }
|
|
0
|
404
|
|
116
|
405 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
406 "ioctl(DP_POLL) returned no events without timeout");
|
|
|
407 return NGX_ERROR;
|
|
0
|
408 }
|
|
|
409
|
|
112
|
410 ngx_mutex_lock(ngx_posted_events_mutex);
|
|
0
|
411
|
|
|
412 for (i = 0; i < events; i++) {
|
|
332
|
413
|
|
|
414 fd = event_list[i].fd;
|
|
|
415 revents = event_list[i].revents;
|
|
|
416
|
|
|
417 c = ngx_cycle->files[fd];
|
|
|
418
|
|
|
419 if (c == NULL || c->fd == -1) {
|
|
|
420
|
|
|
421 pfd.fd = fd;
|
|
|
422 pfd.events = 0;
|
|
|
423 pfd.revents = 0;
|
|
|
424
|
|
|
425 rc = ioctl(dp, DP_ISPOLLED, &pfd);
|
|
|
426
|
|
|
427 switch (rc) {
|
|
|
428
|
|
|
429 case -1:
|
|
|
430 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
431 "ioctl(DP_ISPOLLED) failed for socket %d, event",
|
|
|
432 fd, revents);
|
|
|
433 break;
|
|
0
|
434
|
|
332
|
435 case 0:
|
|
|
436 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
437 "phantom event %04Xd for closed and removed socket %d",
|
|
|
438 revents, fd);
|
|
|
439 break;
|
|
|
440
|
|
|
441 default:
|
|
|
442 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
443 "unexpected event %04Xd for closed and removed socket %d, ",
|
|
|
444 "ioctl(DP_ISPOLLED) returned rc:%d, fd:%d, event %04Xd",
|
|
|
445 revents, fd, rc, pfd.fd, pfd.revents);
|
|
|
446
|
|
|
447 pfd.fd = fd;
|
|
|
448 pfd.events = POLLREMOVE;
|
|
|
449 pfd.revents = 0;
|
|
|
450
|
|
|
451 if (write(dp, &pfd, sizeof(struct pollfd))
|
|
|
452 != (ssize_t) sizeof(struct pollfd))
|
|
|
453 {
|
|
|
454 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
455 "write(/dev/poll) for %d failed, fd");
|
|
|
456 }
|
|
|
457
|
|
|
458 if (close(fd) == -1) {
|
|
|
459 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
460 "close(%d) failed", fd);
|
|
|
461 }
|
|
|
462
|
|
|
463 break;
|
|
22
|
464 }
|
|
|
465
|
|
|
466 continue;
|
|
|
467 }
|
|
|
468
|
|
0
|
469 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
10
|
470 "devpoll: fd:%d, ev:%04Xd, rev:%04Xd",
|
|
332
|
471 fd, event_list[i].events, revents);
|
|
0
|
472
|
|
32
|
473 if (revents & (POLLERR|POLLHUP|POLLNVAL)) {
|
|
292
|
474 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
10
|
475 "ioctl(DP_POLL) error fd:%d ev:%04Xd rev:%04Xd",
|
|
332
|
476 fd, event_list[i].events, revents);
|
|
0
|
477 }
|
|
|
478
|
|
32
|
479 if (revents & ~(POLLIN|POLLOUT|POLLERR|POLLHUP|POLLNVAL)) {
|
|
0
|
480 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
481 "strange ioctl(DP_POLL) events "
|
|
10
|
482 "fd:%d ev:%04Xd rev:%04Xd",
|
|
332
|
483 fd, event_list[i].events, revents);
|
|
32
|
484 }
|
|
|
485
|
|
|
486 if ((revents & (POLLERR|POLLHUP|POLLNVAL))
|
|
|
487 && (revents & (POLLIN|POLLOUT)) == 0)
|
|
|
488 {
|
|
|
489 /*
|
|
|
490 * if the error events were returned without POLLIN or POLLOUT,
|
|
|
491 * then add these flags to handle the events at least in one
|
|
126
|
492 * active handler
|
|
32
|
493 */
|
|
|
494
|
|
|
495 revents |= POLLIN|POLLOUT;
|
|
0
|
496 }
|
|
|
497
|
|
|
498 rev = c->read;
|
|
|
499
|
|
32
|
500 if ((revents & POLLIN) && rev->active) {
|
|
0
|
501
|
|
112
|
502 if ((flags & NGX_POST_THREAD_EVENTS) && !rev->accept) {
|
|
|
503 rev->posted_ready = 1;
|
|
0
|
504
|
|
112
|
505 } else {
|
|
|
506 rev->ready = 1;
|
|
|
507 }
|
|
0
|
508
|
|
112
|
509 if (flags & NGX_POST_EVENTS) {
|
|
|
510 queue = (ngx_event_t **) (rev->accept ?
|
|
|
511 &ngx_posted_accept_events : &ngx_posted_events);
|
|
0
|
512
|
|
112
|
513 ngx_locked_post_event(rev, queue);
|
|
0
|
514
|
|
112
|
515 } else {
|
|
|
516 rev->handler(rev);
|
|
|
517 }
|
|
|
518 }
|
|
|
519
|
|
|
520 wev = c->write;
|
|
|
521
|
|
|
522 if ((revents & POLLOUT) && wev->active) {
|
|
0
|
523
|
|
112
|
524 if (flags & NGX_POST_THREAD_EVENTS) {
|
|
|
525 wev->posted_ready = 1;
|
|
0
|
526
|
|
112
|
527 } else {
|
|
|
528 wev->ready = 1;
|
|
|
529 }
|
|
|
530
|
|
|
531 if (flags & NGX_POST_EVENTS) {
|
|
|
532 ngx_locked_post_event(wev, &ngx_posted_events);
|
|
|
533
|
|
|
534 } else {
|
|
|
535 wev->handler(wev);
|
|
0
|
536 }
|
|
|
537 }
|
|
|
538 }
|
|
|
539
|
|
112
|
540 ngx_mutex_unlock(ngx_posted_events_mutex);
|
|
0
|
541
|
|
|
542 return NGX_OK;
|
|
|
543 }
|
|
|
544
|
|
|
545
|
|
48
|
546 static void *
|
|
|
547 ngx_devpoll_create_conf(ngx_cycle_t *cycle)
|
|
0
|
548 {
|
|
|
549 ngx_devpoll_conf_t *dpcf;
|
|
|
550
|
|
50
|
551 dpcf = ngx_palloc(cycle->pool, sizeof(ngx_devpoll_conf_t));
|
|
|
552 if (dpcf == NULL) {
|
|
496
|
553 return NULL;
|
|
50
|
554 }
|
|
0
|
555
|
|
|
556 dpcf->changes = NGX_CONF_UNSET;
|
|
|
557 dpcf->events = NGX_CONF_UNSET;
|
|
|
558
|
|
|
559 return dpcf;
|
|
|
560 }
|
|
|
561
|
|
|
562
|
|
48
|
563 static char *
|
|
|
564 ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf)
|
|
0
|
565 {
|
|
|
566 ngx_devpoll_conf_t *dpcf = conf;
|
|
|
567
|
|
212
|
568 ngx_conf_init_uint_value(dpcf->changes, 32);
|
|
|
569 ngx_conf_init_uint_value(dpcf->events, 32);
|
|
0
|
570
|
|
|
571 return NGX_CONF_OK;
|
|
|
572 }
|
