tools/valgrind: add suppression rules

tools/valgrind/fxt.suppr

@@ -0,0 +1,34 @@
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:calloc
+   fun:fxt_setinfos
+   fun:fut_setup
+}
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:realloc
+   fun:fxt_get_cpu_info
+   fun:fxt_setinfos
+   fun:fut_setup
+}
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   fun:strdup
+   fun:fut_set_filename
+}
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   fun:fxt_setinfos
+   fun:fut_setup
+}

tools/valgrind/hwloc.suppr

@@ -6,3 +6,17 @@
    ...
    fun:hwloc_components_init
 }
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: definite
+   fun:malloc
+   fun:lt__malloc
+   fun:lt__zalloc
+   obj:/usr/lib/x86_64-linux-gnu/libltdl.so.7.3.0
+   fun:lt_dlopenadvise
+   obj:*
+   obj:*
+   obj:/usr/lib/x86_64-linux-gnu/libhwloc.so.5.6.8
+   fun:hwloc_topology_init
+}