ping binary on some distros doesn't support "ping -6" anymore. Signed-off-by: Li Zhijian <lizhijian@xxxxxxxxxxxxxx> --- tools/testing/selftests/bpf/test_skb_cgroup_id.sh | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh index 42544a9..a9bc6f8 100755 --- a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh +++ b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh @@ -10,7 +10,7 @@ wait_for_ip() echo -n "Wait for testing link-local IP to become available " for _i in $(seq ${MAX_PING_TRIES}); do echo -n "." - if ping -6 -q -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then + if $PING6 -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then echo " OK" return fi @@ -58,5 +58,6 @@ BPF_PROG_OBJ="${DIR}/test_skb_cgroup_id_kern.o" BPF_PROG_SECTION="cgroup_id_logger" BPF_PROG_ID=0 PROG="${DIR}/test_skb_cgroup_id_user" +type ping6 >/dev/null 2>&1 && PING6="ping6" || PING6="ping -6" main -- 2.7.4