Mercurial > hg > nginx
annotate src/event/ngx_event_mutex.c @ 5096:63014d919fec
Allocate request object from its own pool.
Previously, it was allocated from a connection pool and
was selectively freed for an idle keepalive connection.
The goal is to put coupled things in one chunk of memory,
and to simplify handling of request objects.
author | Valentin Bartenev <vbart@nginx.com> |
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date | Fri, 01 Mar 2013 14:55:42 +0000 |
parents | d620f497c50f |
children | 3377f9459e99 |
rev | line source |
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441
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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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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13 ngx_int_t ngx_event_mutex_timedlock(ngx_event_mutex_t *m, ngx_msec_t timer, |
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14 ngx_event_t *ev) |
1
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15 { |
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16 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
461 | 17 "lock event mutex %p lock:%XD", m, m->lock); |
272
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18 |
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19 if (m->lock) { |
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20 |
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21 if (m->events == NULL) { |
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22 m->events = ev; |
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23 |
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24 } else { |
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25 m->last->next = ev; |
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26 } |
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27 |
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28 m->last = ev; |
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29 ev->next = NULL; |
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30 |
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31 #if (NGX_THREADS0) |
272
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32 ev->light = 1; |
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33 #endif |
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34 |
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35 ngx_add_timer(ev, timer); |
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36 |
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37 return NGX_AGAIN; |
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38 } |
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39 |
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40 m->lock = 1; |
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41 |
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42 return NGX_OK; |
1
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43 } |
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44 |
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45 |
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46 ngx_int_t ngx_event_mutex_unlock(ngx_event_mutex_t *m, ngx_log_t *log) |
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47 { |
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48 ngx_event_t *ev; |
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49 |
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50 if (m->lock == 0) { |
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51 ngx_log_error(NGX_LOG_ALERT, log, 0, |
461 | 52 "tring to unlock the free event mutex %p", m); |
272
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53 return NGX_ERROR; |
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54 } |
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55 |
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56 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0, |
461 | 57 "unlock event mutex %p, next event: %p", m, m->events); |
272
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58 |
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59 m->lock = 0; |
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60 |
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61 if (m->events) { |
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62 ev = m->events; |
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63 m->events = ev->next; |
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64 |
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65 ev->next = (ngx_event_t *) ngx_posted_events; |
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66 ngx_posted_events = ev; |
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67 } |
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68 |
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69 return NGX_OK; |
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70 } |