bpftool: recognize BPF_MAP_TYPE_CPUMAP maps

Add BPF_MAP_TYPE_CPUMAP map type to the list
of map type recognized by bpftool and define
corresponding text representation.
Signed-off-by: NRoman Gushchin <guro@fb.com>
Cc: Quentin Monnet <quentin.monnet@netronome.com>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Alexei Starovoitov <ast@kernel.org>
Acked-by: NQuentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>

tools/bpf/bpftool/map.c

@@ -66,6 +66,7 @@ static const char * const map_type_name[] = {
 	[BPF_MAP_TYPE_HASH_OF_MAPS]	= "hash_of_maps",
 	[BPF_MAP_TYPE_DEVMAP]		= "devmap",
 	[BPF_MAP_TYPE_SOCKMAP]		= "sockmap",
+	[BPF_MAP_TYPE_CPUMAP]		= "cpumap",
 };
 
 static unsigned int get_possible_cpus(void)