Re: [PATCH] skip inet_socket/mptcp when CONFIG_MPTCP is not enabled

On Fri, Jul 10, 2026 at 4:19 AM Jan Onderka <[email protected]> wrote:
>
> Signed-off-by: Jan Onderka <[email protected]>
> ---
>  tests/Makefile | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/tests/Makefile b/tests/Makefile
> index 4fe6f3c..6db1ae6 100644
> --- a/tests/Makefile
> +++ b/tests/Makefile
> @@ -148,10 +148,12 @@ endif
>  endif
>
>  # MPTCP is supported since kernel 5.6, but only works with SELinux
> -# since 6.5
> +# since 6.5. Skip when the running kernel was built without MPTCP.
>  ifneq ($(shell ./kvercmp $$(uname -r) 6.5),-1)
> +ifeq ($(shell grep -qE '^CONFIG_MPTCP=(y|m)' /lib/modules/$$(uname -r)/config 2>/dev/null && echo true),true)

This test won't work when building and booting your own kernels by
hand, which at least for me is the common pattern.

>  SUBDIRS += inet_socket/mptcp
>  endif
> +endif
>
>  # nlmsg test dependencies: policy >= 30, nlmsg permission, netlink_xperm capability
>  ifeq ($(shell [ $(MOD_POL_VERS) -ge 18 -a $(MAX_KERNEL_POLICY) -ge 30 ] && [ -f /sys/fs/selinux/class/netlink_route_socket/perms/nlmsg ] && grep -q 1 $(SELINUXFS)/policy_capabilities/netlink_xperm && echo true),true)
> --
> 2.55.0
>
>