deps/jemalloc/include/jemalloc/internal/chunk_dss.h

   1 #ifdef JEMALLOC_DSS
   2 /******************************************************************************/
   3 #ifdef JEMALLOC_H_TYPES
   4
   5 #endif /* JEMALLOC_H_TYPES */
   6 /******************************************************************************/
   7 #ifdef JEMALLOC_H_STRUCTS
   8
   9 #endif /* JEMALLOC_H_STRUCTS */
  10 /******************************************************************************/
  11 #ifdef JEMALLOC_H_EXTERNS
  12
  13 /*
  14  * Protects sbrk() calls.  This avoids malloc races among threads, though it
  15  * does not protect against races with threads that call sbrk() directly.
  16  */
  17 extern malloc_mutex_t   dss_mtx;
  18
  19 void    *chunk_alloc_dss(size_t size, bool *zero);
  20 bool    chunk_in_dss(void *chunk);
  21 bool    chunk_dealloc_dss(void *chunk, size_t size);
  22 bool    chunk_dss_boot(void);
  23
  24 #endif /* JEMALLOC_H_EXTERNS */
  25 /******************************************************************************/
  26 #ifdef JEMALLOC_H_INLINES
  27
  28 #endif /* JEMALLOC_H_INLINES */
  29 /******************************************************************************/
  30 #endif /* JEMALLOC_DSS */