dump: collect_mappings -- Fix message text

@vma_area_list::longest is in pages not bytes.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-dump.c

@@ -135,7 +135,7 @@ int collect_mappings(pid_t pid, struct vm_area_list *vma_area_list)
 	if (ret < 0)
 		goto err;
 
-	pr_info("Collected, longest ares %lu bytes\n", vma_area_list->longest);
+	pr_info("Collected, longest area occupies %lu pages\n", vma_area_list->longest);
 	pr_info_vma_list(&vma_area_list->h);
 
 	pr_info("----------------------------------------\n");