+static void mmalloc_mark_used(xbt_mheap_t mdp, size_t block, size_t nblocks, size_t requested_size)
+{
+ for (int it = 0; it < nblocks; it++) {
+ mdp->heapinfo[block + it].type = MMALLOC_TYPE_UNFRAGMENTED;
+ mdp->heapinfo[block + it].busy_block.busy_size = 0;
+ mdp->heapinfo[block + it].busy_block.ignore = 0;
+ mdp->heapinfo[block + it].busy_block.size = 0;
+ }
+ mdp->heapinfo[block].busy_block.size = nblocks;
+ mdp->heapinfo[block].busy_block.busy_size = requested_size;
+ // mdp->heapinfo[block].busy_block.bt_size =
+ // xbt_backtrace_no_malloc(mdp->heapinfo[block].busy_block.bt, XBT_BACKTRACE_SIZE);
+ // mdp->heapinfo[block].busy_block.bt_size =
+ // xbt_libunwind_backtrace(mdp->heapinfo[block].busy_block.bt, XBT_BACKTRACE_SIZE);
+ mdp->heapstats.chunks_used++;
+ mdp->heapstats.bytes_used += nblocks * BLOCKSIZE;
+}
+
+/* Spliting mmalloc this way is mandated by a trick in mrealloc, that gives
+ back the memory of big blocks to the system before reallocating them: we don't
+ want to loose the beginning of the area when this happens */
+void *mmalloc_no_memset(xbt_mheap_t mdp, size_t size)