delete_elem()

void stash::delete_elem ( void * p )

inline

Definition at line 147 of file mem.hpp.

{
  if (p == nullptr) return;
  freemem(p);
  return;
  //  if (trace_bad_deletes)
  //    {
  //      for (void *q = free_list; q != NULL; q = *(reinterpret_cast<void
  //      **>(q)))
  //    if (q == p)
  //      assert(0);
  //    }
 
  n_inuse--;
  n_frees++;
  if (n_per_slab == 0)
    {
      //      deleted_amount += element_size;
      char *q = reinterpret_cast<char *>(p);
      freemem(q);
      return;
    }
  acquireSpinLock(&list_spinlock);
  memset(p, 0, element_size);  // we clear this element because it's free, and
                               // it may contain words that look like pointers
                               // to gc
  *(reinterpret_cast<void **>(p)) = free_list;
  free_list = p;
  releaseSpinLock(&list_spinlock);
}

References element_size, free_list, freemem(), list_spinlock, n_frees, n_inuse, n_per_slab, and p.