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Defrag: activate it only if running modified version of Jemalloc.

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This commit also includes minor aesthetic changes like removal of
trailing spaces.
This commit is contained in:
antirez
2017-01-10 11:25:39 +01:00
parent 5ab6a54cc6
commit 173d692bc2
4 changed files with 40 additions and 26 deletions
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14
src/zmalloc.h
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@ -65,12 +65,17 @@
#define ZMALLOC_LIB "libc"
#endif
/* We can enable the Redis defrag capabilities only if we are using Jemalloc
* and the version used is our special version modified for Redis having
* the ability to return per-allocation fragmentation hints. */
#if defined(USE_JEMALLOC) && defined(JEMALLOC_FRAG_HINT)
#define HAVE_DEFRAG
#endif
void *zmalloc(size_t size);
void *zcalloc(size_t size);
void *zrealloc(void *ptr, size_t size);
void zfree(void *ptr);
void zfree_no_tcache(void *ptr);
void *zmalloc_no_tcache(size_t size);
char *zstrdup(const char *s);
size_t zmalloc_used_memory(void);
void zmalloc_enable_thread_safeness(void);
@ -82,6 +87,11 @@ size_t zmalloc_get_smap_bytes_by_field(char *field, long pid);
size_t zmalloc_get_memory_size(void);
void zlibc_free(void *ptr);
#ifdef HAVE_DEFRAG
void zfree_no_tcache(void *ptr);
void *zmalloc_no_tcache(size_t size);
#endif
#ifndef HAVE_MALLOC_SIZE
size_t zmalloc_size(void *ptr);
#endif