tools/testing: add a selftest for SO_NETNS_COOKIE
authorLorenz Bauer <lmb@cloudflare.com>
Wed, 23 Jun 2021 13:56:46 +0000 (15:56 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 24 Jun 2021 18:13:05 +0000 (11:13 -0700)
commitae24bab257bb2043b53c80e65cdd8b507ace06c4
tree92f1ebcaf75924df966a07663215d8a77ba432d8
parente8b9eab99232c4e62ada9d7976c80fd5e8118289
tools/testing: add a selftest for SO_NETNS_COOKIE

Make sure that SO_NETNS_COOKIE returns a non-zero value, and
that sockets from different namespaces have a distinct cookie
value.

Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
tools/testing/selftests/net/.gitignore
tools/testing/selftests/net/Makefile
tools/testing/selftests/net/config
tools/testing/selftests/net/so_netns_cookie.c [new file with mode: 0644]