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📄 arena_externs.h(4.83 KB)
📄 arena_inlines_a.h(1.44 KB)
📄 arena_inlines_b.h(11.54 KB)
📄 arena_stats.h(7.92 KB)
📄 arena_structs_a.h(293 B)
📄 arena_structs_b.h(6.63 KB)
📄 arena_types.h(1.67 KB)
📄 assert.h(1.3 KB)
📄 atomic.h(2.66 KB)
📄 atomic_c11.h(3.46 KB)
📄 atomic_gcc_atomic.h(4.06 KB)
📄 atomic_gcc_sync.h(6.21 KB)
📄 background_thread_externs.h(1.29 KB)
📄 background_thread_inlines.h(2.09 KB)
📄 background_thread_structs.h(1.74 KB)
📄 base_externs.h(946 B)
📄 base_inlines.h(312 B)
📄 base_structs.h(1.52 KB)
📄 base_types.h(1.08 KB)
📄 bin.h(3.6 KB)
📄 bin_stats.h(1.35 KB)
📄 bin_types.h(474 B)
📄 bit_util.h(5.22 KB)
📄 bitmap.h(10.97 KB)
📄 cache_bin.h(3.69 KB)
📄 ckh.h(3.19 KB)
📄 ctl.h(3.62 KB)
📄 div.h(1.14 KB)
📄 emitter.h(13.06 KB)
📄 extent_dss.h(728 B)
📄 extent_externs.h(3.75 KB)
📄 extent_inlines.h(13.4 KB)
📄 extent_mmap.h(328 B)
📄 extent_structs.h(8.46 KB)
📄 extent_types.h(700 B)
📄 hash.h(7.88 KB)
📄 hook.h(5.41 KB)
📄 jemalloc_internal_decls.h(2.19 KB)
📄 jemalloc_internal_defs.h(10.93 KB)
📄 jemalloc_internal_defs_FreeBSD.h(256 B)
📄 jemalloc_internal_externs.h(1.75 KB)
📄 jemalloc_internal_includes.h(4.19 KB)
📄 jemalloc_internal_inlines_a.h(4.39 KB)
📄 jemalloc_internal_inlines_b.h(2.24 KB)
📄 jemalloc_internal_inlines_c.h(7.08 KB)
📄 jemalloc_internal_macros.h(3.99 KB)
📄 jemalloc_internal_types.h(3.42 KB)
📄 jemalloc_preamble.h(3.9 KB)
📄 large_externs.h(1.4 KB)
📄 log.h(3.67 KB)
📄 malloc_io.h(2.9 KB)
📄 mutex.h(9.34 KB)
📄 mutex_pool.h(2.81 KB)
📄 mutex_prof.h(3.55 KB)
📄 nstime.h(1.27 KB)
📄 pages.h(3.05 KB)
📄 ph.h(12.26 KB)
📄 private_namespace.h(22.72 KB)
📄 prng.h(4.69 KB)
📄 prof_externs.h(3.79 KB)
📄 prof_inlines_a.h(2.44 KB)
📄 prof_inlines_b.h(6.42 KB)
📄 prof_structs.h(5.02 KB)
📄 prof_types.h(1.74 KB)
📄 public_namespace.h(1.03 KB)
📄 ql.h(2.45 KB)
📄 qr.h(2.29 KB)
📄 quantum.h(1.75 KB)
📄 rb.h(37.41 KB)
📄 rtree.h(17.01 KB)
📄 rtree_tsd.h(1.82 KB)
📄 safety_check.h(797 B)
📄 sc.h(12.98 KB)
📄 seq.h(1.81 KB)
📄 smoothstep.h(15.26 KB)
📄 spin.h(613 B)
📄 stats.h(998 B)
📄 sz.h(7.96 KB)
📄 tcache_externs.h(2.09 KB)
📄 tcache_inlines.h(5.73 KB)
📄 tcache_structs.h(2.05 KB)
📄 tcache_types.h(2.01 KB)
📄 test_hooks.h(459 B)
📄 ticker.h(2.21 KB)
📄 tsd.h(12.49 KB)
📄 tsd_generic.h(3.76 KB)
📄 tsd_malloc_thread_cleanup.h(1.19 KB)
📄 tsd_tls.h(1.12 KB)
📄 tsd_types.h(258 B)
📄 util.h(1.43 KB)
📄 witness.h(9.32 KB)

Editing: pages.h

#ifndef JEMALLOC_INTERNAL_PAGES_EXTERNS_H
#define JEMALLOC_INTERNAL_PAGES_EXTERNS_H

/* Page size.  LG_PAGE is determined by the configure script. */
#ifdef PAGE_MASK
#  undef PAGE_MASK
#endif
#define PAGE		((size_t)(1U << LG_PAGE))
#define PAGE_MASK	((size_t)(PAGE - 1))
/* Return the page base address for the page containing address a. */
#define PAGE_ADDR2BASE(a)						\
	((void *)((uintptr_t)(a) & ~PAGE_MASK))
/* Return the smallest pagesize multiple that is >= s. */
#define PAGE_CEILING(s)							\
	(((s) + PAGE_MASK) & ~PAGE_MASK)

/* Huge page size.  LG_HUGEPAGE is determined by the configure script. */
#define HUGEPAGE	((size_t)(1U << LG_HUGEPAGE))
#define HUGEPAGE_MASK	((size_t)(HUGEPAGE - 1))
/* Return the huge page base address for the huge page containing address a. */
#define HUGEPAGE_ADDR2BASE(a)						\
	((void *)((uintptr_t)(a) & ~HUGEPAGE_MASK))
/* Return the smallest pagesize multiple that is >= s. */
#define HUGEPAGE_CEILING(s)						\
	(((s) + HUGEPAGE_MASK) & ~HUGEPAGE_MASK)

/* PAGES_CAN_PURGE_LAZY is defined if lazy purging is supported. */
#if defined(_WIN32) || defined(JEMALLOC_PURGE_MADVISE_FREE)
#  define PAGES_CAN_PURGE_LAZY
#endif
/*
 * PAGES_CAN_PURGE_FORCED is defined if forced purging is supported.
 *
 * The only supported way to hard-purge on Windows is to decommit and then
 * re-commit, but doing so is racy, and if re-commit fails it's a pain to
 * propagate the "poisoned" memory state.  Since we typically decommit as the
 * next step after purging on Windows anyway, there's no point in adding such
 * complexity.
 */
#if !defined(_WIN32) && ((defined(JEMALLOC_PURGE_MADVISE_DONTNEED) && \
    defined(JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS)) || \
    defined(JEMALLOC_MAPS_COALESCE))
#  define PAGES_CAN_PURGE_FORCED
#endif

static const bool pages_can_purge_lazy =
#ifdef PAGES_CAN_PURGE_LAZY
    true
#else
    false
#endif
    ;
static const bool pages_can_purge_forced =
#ifdef PAGES_CAN_PURGE_FORCED
    true
#else
    false
#endif
    ;

typedef enum {
	thp_mode_default       = 0, /* Do not change hugepage settings. */
	thp_mode_always        = 1, /* Always set MADV_HUGEPAGE. */
	thp_mode_never         = 2, /* Always set MADV_NOHUGEPAGE. */

thp_mode_names_limit   = 3, /* Used for option processing. */
	thp_mode_not_supported = 3  /* No THP support detected. */
} thp_mode_t;

#define THP_MODE_DEFAULT thp_mode_default
extern thp_mode_t opt_thp;
extern thp_mode_t init_system_thp_mode; /* Initial system wide state. */
extern const char *thp_mode_names[];

void *pages_map(void *addr, size_t size, size_t alignment, bool *commit);
void pages_unmap(void *addr, size_t size);
bool pages_commit(void *addr, size_t size);
bool pages_decommit(void *addr, size_t size);
bool pages_purge_lazy(void *addr, size_t size);
bool pages_purge_forced(void *addr, size_t size);
bool pages_huge(void *addr, size_t size);
bool pages_nohuge(void *addr, size_t size);
bool pages_dontdump(void *addr, size_t size);
bool pages_dodump(void *addr, size_t size);
bool pages_boot(void);
void pages_set_thp_state (void *ptr, size_t size);

#endif /* JEMALLOC_INTERNAL_PAGES_EXTERNS_H */

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Editing: pages.h

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