73 lines
2.8 KiB
C
73 lines
2.8 KiB
C
/******************************************************************************/
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#ifdef JEMALLOC_H_TYPES
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/*
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* Size and alignment of memory chunks that are allocated by the OS's virtual
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* memory system.
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*/
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#define LG_CHUNK_DEFAULT 21
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/* Return the smallest chunk multiple that is >= s. */
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#define CHUNK_CEILING(s) \
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(((s) + chunksize_mask) & ~chunksize_mask)
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#endif /* JEMALLOC_H_TYPES */
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/******************************************************************************/
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#ifdef JEMALLOC_H_STRUCTS
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#endif /* JEMALLOC_H_STRUCTS */
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/******************************************************************************/
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#ifdef JEMALLOC_H_EXTERNS
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extern size_t opt_lg_chunk;
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extern const char *opt_dss;
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extern size_t chunksize;
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extern size_t chunksize_mask; /* (chunksize - 1). */
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extern size_t chunk_npages;
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extern const extent_hooks_t extent_hooks_default;
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extent_hooks_t extent_hooks_get(tsdn_t *tsdn, arena_t *arena);
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extent_hooks_t extent_hooks_set(tsdn_t *tsdn, arena_t *arena,
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const extent_hooks_t *extent_hooks);
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extent_t *chunk_alloc_cache(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, void *new_addr, size_t usize, size_t pad,
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size_t alignment, bool *zero, bool slab);
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extent_t *chunk_alloc_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, void *new_addr, size_t usize, size_t pad,
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size_t alignment, bool *zero, bool *commit, bool slab);
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void chunk_dalloc_cache(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent);
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void chunk_dalloc_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent);
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bool chunk_commit_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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bool chunk_decommit_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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bool chunk_purge_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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extent_t *chunk_split_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *extent, size_t size_a,
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size_t usize_a, size_t size_b, size_t usize_b);
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bool chunk_merge_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t *extent_hooks, extent_t *a, extent_t *b);
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bool chunk_boot(void);
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void chunk_prefork(tsdn_t *tsdn);
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void chunk_postfork_parent(tsdn_t *tsdn);
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void chunk_postfork_child(tsdn_t *tsdn);
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#endif /* JEMALLOC_H_EXTERNS */
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/******************************************************************************/
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#ifdef JEMALLOC_H_INLINES
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#endif /* JEMALLOC_H_INLINES */
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/******************************************************************************/
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#include "jemalloc/internal/chunk_dss.h"
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#include "jemalloc/internal/chunk_mmap.h"
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