Mercurial > hg > nginx
comparison src/core/ngx_slab.c @ 1645:31622d9f2c0d
the simple expression has the same precision without overflow
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 16 Nov 2007 18:15:04 +0000 |
parents | 06306a20b8bb |
children | b794d78e52c5 |
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1644:b83c232da4e1 | 1645:31622d9f2c0d |
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109 slots[i].prev = 0; | 109 slots[i].prev = 0; |
110 } | 110 } |
111 | 111 |
112 p += n * sizeof(ngx_slab_page_t); | 112 p += n * sizeof(ngx_slab_page_t); |
113 | 113 |
114 /* STUB: possible overflow on 64-bit platform */ | 114 pages = (ngx_uint_t) (size / (ngx_pagesize + sizeof(ngx_slab_page_t))); |
115 pages = (ngx_uint_t) ((uint64_t) size * ngx_pagesize | |
116 / (ngx_pagesize + sizeof(ngx_slab_page_t)) | |
117 / ngx_pagesize); | |
118 | 115 |
119 ngx_memzero(p, pages * sizeof(ngx_slab_page_t)); | 116 ngx_memzero(p, pages * sizeof(ngx_slab_page_t)); |
120 | 117 |
121 pool->pages = (ngx_slab_page_t *) p; | 118 pool->pages = (ngx_slab_page_t *) p; |
122 | 119 |