annotate src/os/unix/ngx_sunpro_atomic_sparc64.h @ 644:ad25218fd14b NGINX_1_0_12

nginx 1.0.12 *) Feature: the "TLSv1.1" and "TLSv1.2" parameters of the "ssl_protocols" directive. *) Feature: the "if" SSI command supports captures in regular expressions. *) Bugfix: the "if" SSI command did not work inside the "block" command. *) Bugfix: in AIO error handling on FreeBSD. *) Bugfix: in the OpenSSL library initialization. *) Bugfix: the "worker_cpu_affinity" directive might not work. *) Bugfix: the "limit_conn_log_level" and "limit_req_log_level" directives might not work. *) Bugfix: the "read_ahead" directive might not work combined with "try_files" and "open_file_cache". *) Bugfix: the "proxy_cache_use_stale" directive with "error" parameter did not return answer from cache if there were no live upstreams. *) Bugfix: a segmentation fault might occur in a worker process if small time was used in the "inactive" parameter of the "proxy_cache_path" directive. *) Bugfix: responses from cache might hang. *) Bugfix: in error handling while connecting to a backend. Thanks to Piotr Sikora. *) Bugfix: in the "epoll" event method. Thanks to Yichun Zhang. *) Bugfix: the $sent_http_cache_control variable might contain a wrong value if the "expires" directive was used. Thanks to Yichun Zhang. *) Bugfix: the "limit_rate" directive did not allow to use full throughput, even if limit value was very high. *) Bugfix: the "sendfile_max_chunk" directive did not work, if the "limit_rate" directive was used. *) Bugfix: nginx could not be built on Solaris; the bug had appeared in 1.0.11. *) Bugfix: in the ngx_http_scgi_module. *) Bugfix: in the ngx_http_mp4_module.
author Igor Sysoev <http://sysoev.ru>
date Mon, 06 Feb 2012 00:00:00 +0400
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children
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #if (NGX_PTR_SIZE == 4)
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9 #define NGX_CASA ngx_casa
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10 #else
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11 #define NGX_CASA ngx_casxa
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12 #endif
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15 ngx_atomic_uint_t
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16 ngx_casa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock);
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18 ngx_atomic_uint_t
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19 ngx_casxa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock);
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21 /* the code in src/os/unix/ngx_sunpro_sparc64.il */
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dad2fe8ecf08 nginx 0.3.2
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dad2fe8ecf08 nginx 0.3.2
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24 static ngx_inline ngx_atomic_uint_t
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25 ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old,
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26 ngx_atomic_uint_t set)
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27 {
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28 set = NGX_CASA(set, old, lock);
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30 return (set == old);
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31 }
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34 static ngx_inline ngx_atomic_int_t
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35 ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add)
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36 {
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37 ngx_atomic_uint_t old, res;
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39 old = *value;
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41 for ( ;; ) {
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43 res = old + add;
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45 res = NGX_CASA(res, old, value);
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47 if (res == old) {
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48 return res;
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49 }
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51 old = res;
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52 }
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53 }
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56 #define ngx_memory_barrier() \
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57 __asm (".volatile"); \
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58 __asm ("membar #LoadLoad | #LoadStore | #StoreStore | #StoreLoad"); \
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59 __asm (".nonvolatile")
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61 #define ngx_cpu_pause()