+/**
+ * Initialize segment in a private heap
+ */
+int
+ssvm_master_init_private (ssvm_private_t * ssvm)
+{
+ uword pagesize = clib_mem_get_page_size (), rnd_size = 0;
+ ssvm_shared_header_t *sh;
+ u8 *heap;
+
+ rnd_size = clib_max (ssvm->ssvm_size + (pagesize - 1), ssvm->ssvm_size);
+ rnd_size &= ~(pagesize - 1);
+
+#if USE_DLMALLOC == 0
+ {
+ mheap_t *heap_header;
+
+ heap = mheap_alloc (0, rnd_size);
+ if (heap == 0)
+ {
+ clib_unix_warning ("mheap alloc");
+ return -1;
+ }
+ heap_header = mheap_header (heap);
+ heap_header->flags |= MHEAP_FLAG_THREAD_SAFE;
+ }
+#else
+ heap = create_mspace (rnd_size, 1 /* locked */ );
+ if (heap == 0)
+ {
+ clib_unix_warning ("mheap alloc");
+ return -1;
+ }
+
+ mspace_disable_expand (heap);
+
+ /* Find actual size because mspace size is rounded up by dlmalloc */
+ struct dlmallinfo dlminfo;
+ dlminfo = mspace_mallinfo (heap);
+ rnd_size = dlminfo.fordblks;
+#endif
+
+ ssvm->ssvm_size = rnd_size;
+ ssvm->i_am_master = 1;
+ ssvm->my_pid = getpid ();
+ ssvm->requested_va = ~0;
+
+ /* Allocate a [sic] shared memory header, in process memory... */
+ sh = clib_mem_alloc_aligned (sizeof (*sh), CLIB_CACHE_LINE_BYTES);
+ ssvm->sh = sh;
+
+ clib_memset (sh, 0, sizeof (*sh));
+ sh->heap = heap;
+ sh->ssvm_size = rnd_size;
+ sh->ssvm_va = pointer_to_uword (heap);
+ sh->type = SSVM_SEGMENT_PRIVATE;
+ sh->name = ssvm->name;
+
+ return 0;
+}
+
+int
+ssvm_slave_init_private (ssvm_private_t * ssvm)
+{
+ clib_warning ("BUG: this should not be called!");
+ return -1;
+}
+
+void
+ssvm_delete_private (ssvm_private_t * ssvm)
+{
+ vec_free (ssvm->name);
+#if USE_DLMALLOC == 0
+ mheap_free (ssvm->sh->heap);
+#else
+ destroy_mspace (ssvm->sh->heap);
+#endif
+ clib_mem_free (ssvm->sh);
+}
+