src/jemalloc/include/jemalloc/internal/quarantine.h

   1 /******************************************************************************/
   2 #ifdef JEMALLOC_H_TYPES
   3
   4 typedef struct quarantine_obj_s quarantine_obj_t;
   5 typedef struct quarantine_s quarantine_t;
   6
   7 /* Default per thread quarantine size if valgrind is enabled. */
   8 #define JEMALLOC_VALGRIND_QUARANTINE_DEFAULT    (ZU(1) << 24)
   9
  10 #endif /* JEMALLOC_H_TYPES */
  11 /******************************************************************************/
  12 #ifdef JEMALLOC_H_STRUCTS
  13
  14 struct quarantine_obj_s {
  15         void    *ptr;
  16         size_t  usize;
  17 };
  18
  19 struct quarantine_s {
  20         size_t                  curbytes;
  21         size_t                  curobjs;
  22         size_t                  first;
  23 #define LG_MAXOBJS_INIT 10
  24         size_t                  lg_maxobjs;
  25         quarantine_obj_t        objs[1]; /* Dynamically sized ring buffer. */
  26 };
  27
  28 #endif /* JEMALLOC_H_STRUCTS */
  29 /******************************************************************************/
  30 #ifdef JEMALLOC_H_EXTERNS
  31
  32 void    quarantine_alloc_hook_work(tsd_t *tsd);
  33 void    quarantine(tsd_t *tsd, void *ptr);
  34 void    quarantine_cleanup(tsd_t *tsd);
  35
  36 #endif /* JEMALLOC_H_EXTERNS */
  37 /******************************************************************************/
  38 #ifdef JEMALLOC_H_INLINES
  39
  40 #ifndef JEMALLOC_ENABLE_INLINE
  41 void    quarantine_alloc_hook(void);
  42 #endif
  43
  44 #if (defined(JEMALLOC_ENABLE_INLINE) || defined(JEMALLOC_QUARANTINE_C_))
  45 JEMALLOC_ALWAYS_INLINE void
  46 quarantine_alloc_hook(void)
  47 {
  48         tsd_t *tsd;
  49
  50         assert(config_fill && opt_quarantine);
  51
  52         tsd = tsd_fetch();
  53         if (tsd_quarantine_get(tsd) == NULL)
  54                 quarantine_alloc_hook_work(tsd);
  55 }
  56 #endif
  57
  58 #endif /* JEMALLOC_H_INLINES */
  59 /******************************************************************************/
  60