project-base/server-skynet-source-3rd-jemalloc
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Implement PAGE_FLOOR macro

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Alex Lapenkou 2022-03-22 14:33:04 -07:00 committed by Alexander Lapenkov
parent 52631c90f6
commit 5bf03f8ce5
2 changed files with 4 additions and 1 deletions
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3
include/jemalloc/internal/pages.h
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@ -13,6 +13,9 @@
/* Return the smallest pagesize multiple that is >= s. */ /* Return the smallest pagesize multiple that is >= s. */
#define PAGE_CEILING(s) \ #define PAGE_CEILING(s) \
(((s) + PAGE_MASK) & ~PAGE_MASK) (((s) + PAGE_MASK) & ~PAGE_MASK)
/* Return the largest pagesize multiple that is <=s. */
#define PAGE_FLOOR(s) \
((s) & ~PAGE_MASK)
/* Huge page size. LG_HUGEPAGE is determined by the configure script. */ /* Huge page size. LG_HUGEPAGE is determined by the configure script. */
#define HUGEPAGE ((size_t)(1U << LG_HUGEPAGE)) #define HUGEPAGE ((size_t)(1U << LG_HUGEPAGE))

2
src/sec.c
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@ -25,7 +25,7 @@ sec_init(tsdn_t *tsdn, sec_t *sec, base_t *base, pai_t *fallback,
const sec_opts_t *opts) { const sec_opts_t *opts) {
assert(opts->max_alloc > 0); assert(opts->max_alloc > 0);
size_t max_alloc = opts->max_alloc & ~PAGE_MASK; size_t max_alloc = PAGE_FLOOR(opts->max_alloc);
pszind_t npsizes = sz_psz2ind(max_alloc) + 1; pszind_t npsizes = sz_psz2ind(max_alloc) + 1;
size_t sz_shards = opts->nshards * sizeof(sec_shard_t); size_t sz_shards = opts->nshards * sizeof(sec_shard_t);