Mercurial > hg > nginx
comparison src/core/ngx_palloc.c @ 2920:cb7d05c097db
do not test a pool block space if we can not allocated from the block 4 times
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 05 Jun 2009 13:27:12 +0000 |
parents | 62010fa37ead |
children | adc4fc0c3cc3 |
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2919:41e7d9153967 | 2920:cb7d05c097db |
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23 } | 23 } |
24 | 24 |
25 p->d.last = (u_char *) p + sizeof(ngx_pool_t); | 25 p->d.last = (u_char *) p + sizeof(ngx_pool_t); |
26 p->d.end = (u_char *) p + size; | 26 p->d.end = (u_char *) p + size; |
27 p->d.next = NULL; | 27 p->d.next = NULL; |
28 p->d.failed = 0; | |
28 | 29 |
29 size = size - sizeof(ngx_pool_t); | 30 size = size - sizeof(ngx_pool_t); |
30 p->max = (size < NGX_MAX_ALLOC_FROM_POOL) ? size : NGX_MAX_ALLOC_FROM_POOL; | 31 p->max = (size < NGX_MAX_ALLOC_FROM_POOL) ? size : NGX_MAX_ALLOC_FROM_POOL; |
31 | 32 |
32 p->current = p; | 33 p->current = p; |
187 | 188 |
188 new = (ngx_pool_t *) m; | 189 new = (ngx_pool_t *) m; |
189 | 190 |
190 new->d.end = m + psize; | 191 new->d.end = m + psize; |
191 new->d.next = NULL; | 192 new->d.next = NULL; |
193 new->d.failed = 0; | |
192 | 194 |
193 m += sizeof(ngx_pool_data_t); | 195 m += sizeof(ngx_pool_data_t); |
194 m = ngx_align_ptr(m, NGX_ALIGNMENT); | 196 m = ngx_align_ptr(m, NGX_ALIGNMENT); |
195 new->d.last = m + size; | 197 new->d.last = m + size; |
196 | 198 |
197 current = pool->current; | 199 current = pool->current; |
198 | 200 |
199 for (p = current; p->d.next; p = p->d.next) { | 201 for (p = current; p->d.next; p = p->d.next) { |
200 if ((size_t) (p->d.end - p->d.last) < NGX_ALIGNMENT) { | 202 if (p->d.failed++ > 4) { |
201 current = p->d.next; | 203 current = p->d.next; |
202 } | 204 } |
203 } | 205 } |
204 | 206 |
205 p->d.next = new; | 207 p->d.next = new; |