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comparison src/http/ngx_http_cache.h @ 3755:76e3a93821b1

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fix race condition if during reconfiguration two cache managers try to delete old inactive entries: one of them removes a entry just locked by other manager from the queue and the rbtree as long inactive entry, causes the latter manager to segfault leaving cache mutex locked, the bug has been introduced in r3727
author Igor Sysoev <igor@sysoev.ru>
date Thu, 02 Sep 2010 14:31:47 +0000
parents ce6ba077c270
children e7cd13b7f759
comparison
equal deleted inserted replaced
3754:5f58badd13ed 3755:76e3a93821b1
41 unsigned uses:10; 41 unsigned uses:10;
42 unsigned valid_msec:10; 42 unsigned valid_msec:10;
43 unsigned error:10; 43 unsigned error:10;
44 unsigned exists:1; 44 unsigned exists:1;
45 unsigned updating:1; 45 unsigned updating:1;
46 /* 12 unused bits */ 46 unsigned deleting:1;
47 /* 11 unused bits */
47 48
48 ngx_file_uniq_t uniq; 49 ngx_file_uniq_t uniq;
49 time_t expire; 50 time_t expire;
50 time_t valid_sec; 51 time_t valid_sec;
51 size_t body_start; 52 size_t body_start;