Mercurial > hg > nginx
diff src/core/ngx_file.c @ 3035:f9d97311c652
*) share temporary number between workers
*) randomize collision offset
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 21 Aug 2009 09:06:35 +0000 |
parents | d7f7aabe5ac2 |
children | 5fae6f9085e1 |
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--- a/src/core/ngx_file.c +++ b/src/core/ngx_file.c @@ -8,8 +8,9 @@ #include <ngx_core.h> -static ngx_atomic_uint_t ngx_temp_number; -static ngx_atomic_uint_t ngx_random_number; +static ngx_atomic_t temp_number = 0; +ngx_atomic_t *ngx_temp_number = &temp_number; +ngx_atomic_int_t ngx_random_number = 123456; ssize_t @@ -205,22 +206,16 @@ ngx_create_full_path(u_char *dir, ngx_ui } -void -ngx_init_temp_number(void) -{ - ngx_temp_number = 0; - ngx_random_number = 123456; -} - - ngx_atomic_uint_t ngx_next_temp_number(ngx_uint_t collision) { - if (collision) { - ngx_temp_number += ngx_random_number; - } + ngx_atomic_uint_t n, add; + + add = collision ? ngx_random_number : 1; - return ngx_temp_number++; + n = ngx_atomic_fetch_add(ngx_temp_number, add); + + return n + add; }