Mercurial > hg > nginx
comparison src/core/ngx_slab.c @ 6825:f6beb55792de
Slab: fixed the number of pages calculation.
When estimating the number of pages, do not count memory for slots.
In some cases this gives one extra usable memory page.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Wed, 07 Dec 2016 22:25:37 +0300 |
parents | ea12328518dc |
children | d0404c9a7675 |
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6824:ea12328518dc | 6825:f6beb55792de |
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118 slots[i].next = &slots[i]; | 118 slots[i].next = &slots[i]; |
119 slots[i].prev = 0; | 119 slots[i].prev = 0; |
120 } | 120 } |
121 | 121 |
122 p += n * sizeof(ngx_slab_page_t); | 122 p += n * sizeof(ngx_slab_page_t); |
123 size -= n * sizeof(ngx_slab_page_t); | |
123 | 124 |
124 pages = (ngx_uint_t) (size / (ngx_pagesize + sizeof(ngx_slab_page_t))); | 125 pages = (ngx_uint_t) (size / (ngx_pagesize + sizeof(ngx_slab_page_t))); |
125 | 126 |
126 pool->pages = (ngx_slab_page_t *) p; | 127 pool->pages = (ngx_slab_page_t *) p; |
127 ngx_memzero(pool->pages, pages * sizeof(ngx_slab_page_t)); | 128 ngx_memzero(pool->pages, pages * sizeof(ngx_slab_page_t)); |