linux-toradex.git/tools/testing/selftests/net/forwarding/Makefile, branch master Linux kernel for Apalis and Colibri modules selftests: forwarding: use KHDR_INCLUDES in CFLAGS 2026-09-09T20:49:36+00:00 Matthieu Baerts (NGI0) matttbe@kernel.org 2026-09-04T16:13:03+00:00 f1f4394a8bb466f05acd143057fbe2c5f6ed67a4 KHDR_INCLUDES is typically used to include headers from the kernel source directory instead of only relying on the ones from the host: they can be missing or outdated. The kselftest doc recommends assigning KHDR_INCLUDES to CFLAGS in a target Makefile. lib.mk will set KHDR_INCLUDES to "-isystem $(top_srcdir)/usr/include" if the user didn't set it, e.g. if the kernel was built in a different build directory. Other net targets have KHDR_INCLUDES added to their CFLAGS. Link: https://docs.kernel.org/dev-tools/kselftest.html#contributing-new-tests-details Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Reviewed-by: Ilya Maximets <i.maximets@ovn.org> Link: https://patch.msgid.link/20260904-net-sft-nf-khdr_includes-v1-2-92455af428e9@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
KHDR_INCLUDES is typically used to include headers from the kernel
source directory instead of only relying on the ones from the host: they
can be missing or outdated.

The kselftest doc recommends assigning KHDR_INCLUDES to CFLAGS in a
target Makefile. lib.mk will set KHDR_INCLUDES to "-isystem
$(top_srcdir)/usr/include" if the user didn't set it, e.g. if the kernel
was built in a different build directory.

Other net targets have KHDR_INCLUDES added to their CFLAGS.

Link: https://docs.kernel.org/dev-tools/kselftest.html#contributing-new-tests-details
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Reviewed-by: Ilya Maximets <i.maximets@ovn.org>
Link: https://patch.msgid.link/20260904-net-sft-nf-khdr_includes-v1-2-92455af428e9@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftest: net: Add basic functionality tests for ipmr. 2026-03-03T02:49:39+00:00 Kuniyuki Iwashima kuniyu@google.com 2026-02-28T22:17:19+00:00 05068eaa67b29963c1249c3032658968f64993e6 The new test exercise paths, where RTNL is needed, to catch lockdep splat: setsockopt MRT_INIT / MRT_DONE MRT_ADD_VIF / MRT_DEL_VIF MRT_ADD_MFC / MRT_DEL_MFC / MRT_ADD_MFC_PROXY / MRT_DEL_MFC_PROXY MRT_TABLE MRT_FLUSH rtnetlink RTM_NEWROUTE RTM_DELROUTE NETDEV_UNREGISTER I will extend this to cover IPv6 setsockopt() later. Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Link: https://patch.msgid.link/20260228221800.1082070-2-kuniyu@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
The new test exercise paths, where RTNL is needed, to
catch lockdep splat:

  setsockopt
    MRT_INIT / MRT_DONE
    MRT_ADD_VIF / MRT_DEL_VIF
    MRT_ADD_MFC / MRT_DEL_MFC / MRT_ADD_MFC_PROXY / MRT_DEL_MFC_PROXY
    MRT_TABLE
    MRT_FLUSH

  rtnetlink
    RTM_NEWROUTE
    RTM_DELROUTE

  NETDEV_UNREGISTER

I will extend this to cover IPv6 setsockopt() later.

Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260228221800.1082070-2-kuniyu@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: net: unify the Makefile formats 2025-10-06T20:14:06+00:00 Jakub Kicinski kuba@kernel.org 2025-10-03T21:01:27+00:00 f07f91a36090b54076e89b46f159ea3a4b77fb2b We get a significant number of conflicts between net and net-next because of selftests Makefile changes. People tend to append new test cases at the end of the Makefile when there's no clear sort order. Sort all networking selftests Makefiles, use the following format: VAR_NAME := \ entry1 \ entry2 \ entry3 \ # end of VAR_NAME Some Makefiles are already pretty close to this. Acked-by: Antonio Quartulli <antonio@openvpn.net> Acked-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Acked-by: Allison Henderson <allison.henderson@oracle.com> Reviewed-by: Petr Machata <petrm@nvidia.com> Link: https://patch.msgid.link/20251003210127.1021918-1-kuba@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
We get a significant number of conflicts between net and net-next
because of selftests Makefile changes. People tend to append new
test cases at the end of the Makefile when there's no clear sort
order. Sort all networking selftests Makefiles, use the following
format:

 VAR_NAME := \
	 entry1 \
	 entry2 \
	 entry3 \
 # end of VAR_NAME

Some Makefiles are already pretty close to this.

Acked-by: Antonio Quartulli <antonio@openvpn.net>
Acked-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Acked-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Link: https://patch.msgid.link/20251003210127.1021918-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: Add test for BR_BOOLOPT_FDB_LOCAL_VLAN_0 2025-09-12T02:02:51+00:00 Petr Machata petrm@nvidia.com 2025-09-04T17:07:27+00:00 dbd91347927dca120e9d904cbcce90bae0c51ec3 Add a selftest to check the operation of this newly-introduced bridge option. Signed-off-by: Petr Machata <petrm@nvidia.com> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/62294f96884ab5d341648eef21243fa099a2dee5.1757004393.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Add a selftest to check the operation of this newly-introduced bridge
option.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Acked-by: Nikolay Aleksandrov <razor@blackwall.org>
Link: https://patch.msgid.link/62294f96884ab5d341648eef21243fa099a2dee5.1757004393.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: Add a test for FDB activity notification control 2025-08-14T00:09:54+00:00 Ido Schimmel idosch@nvidia.com 2025-08-12T07:18:10+00:00 5e88777a382480d0b1f7eafb6d0fb680ec7a40bb Test various aspects of FDB activity notification control: * Transitioning of an FDB entry from inactive to active state. * Transitioning of an FDB entry from active to inactive state. * Avoiding the resetting of an FDB entry's last activity time (i.e., "updated" time) using the "norefresh" keyword. Reviewed-by: Petr Machata <petrm@nvidia.com> Signed-off-by: Ido Schimmel <idosch@nvidia.com> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/20250812071810.312346-1-idosch@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Test various aspects of FDB activity notification control:

* Transitioning of an FDB entry from inactive to active state.

* Transitioning of an FDB entry from active to inactive state.

* Avoiding the resetting of an FDB entry's last activity time (i.e.,
  "updated" time) using the "norefresh" keyword.

Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Acked-by: Nikolay Aleksandrov <razor@blackwall.org>
Link: https://patch.msgid.link/20250812071810.312346-1-idosch@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: Add a test for verifying VXLAN MC underlay 2025-06-18T01:18:46+00:00 Petr Machata petrm@nvidia.com 2025-06-16T22:44:23+00:00 e3180379e2df535ac492c24ecc9719bf83b7a0f9 Add tests for MC-routing underlay VXLAN traffic. Signed-off-by: Petr Machata <petrm@nvidia.com> Link: https://patch.msgid.link/eecd2c0fefc754182e74be8e8e65751bf5749c21.1750113335.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Add tests for MC-routing underlay VXLAN traffic.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Link: https://patch.msgid.link/eecd2c0fefc754182e74be8e8e65751bf5749c21.1750113335.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: Add a selftest for the new reserved_bits UAPI 2024-12-09T22:47:06+00:00 Petr Machata petrm@nvidia.com 2024-12-05T15:41:00+00:00 d84b5dccf3ebdeeabef910d1c19b931c84f67884 Run VXLAN packets through a gateway. Flip individual bits of the packet and/or reserved bits of the gateway, and check that the gateway treats the packets as expected. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/388bef3c30ebc887d4e64cd86a362e2df2f2d2e1.1733412063.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Run VXLAN packets through a gateway. Flip individual bits of the packet
and/or reserved bits of the gateway, and check that the gateway treats the
packets as expected.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org>
Link: https://patch.msgid.link/388bef3c30ebc887d4e64cd86a362e2df2f2d2e1.1733412063.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: net: include lib/sh/*.sh with lib.sh 2024-11-06T00:46:39+00:00 Matthieu Baerts (NGI0) matttbe@kernel.org 2024-11-04T11:34:26+00:00 f72aa1b276281b4e4f75261af8425bc99d903f3e Recently, the net/lib.sh file has been modified to include defer.sh from net/lib/sh/ directory. The Makefile from net/lib has been modified accordingly, but not the ones from the sub-targets using net/lib.sh. Because of that, the new file is not installed as expected when installing the Forwarding, MPTCP, and Netfilter targets, e.g. # make -C tools/testing/selftests TARGETS=net/mptcp install \ INSTALL_PATH=/tmp/kself # cd /tmp/kself/ # ./run_kselftest.sh -c net/mptcp TAP version 13 1..7 # timeout set to 1800 # selftests: net/mptcp: mptcp_connect.sh # ./../lib.sh: line 5: /tmp/kself/net/lib/sh/defer.sh: No such file or directory # (...) This can be fixed simply by adding all the .sh files from net/lib/sh directory to the TEST_INCLUDES variable in the different Makefile's. Fixes: a6e263f125cd ("selftests: net: lib: Introduce deferred commands") Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Reviewed-by: Petr Machata <petrm@nvidia.com> Link: https://patch.msgid.link/20241104-net-next-selftests-lib-sh-deps-v1-1-7c9f7d939fc2@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Recently, the net/lib.sh file has been modified to include defer.sh from
net/lib/sh/ directory. The Makefile from net/lib has been modified
accordingly, but not the ones from the sub-targets using net/lib.sh.

Because of that, the new file is not installed as expected when
installing the Forwarding, MPTCP, and Netfilter targets, e.g.

  # make -C tools/testing/selftests TARGETS=net/mptcp install \
        INSTALL_PATH=/tmp/kself
  # cd /tmp/kself/
  # ./run_kselftest.sh -c net/mptcp
    TAP version 13
    1..7
    # timeout set to 1800
    # selftests: net/mptcp: mptcp_connect.sh
    # ./../lib.sh: line 5: /tmp/kself/net/lib/sh/defer.sh: No such file
      or directory
    # (...)

This can be fixed simply by adding all the .sh files from net/lib/sh
directory to the TEST_INCLUDES variable in the different Makefile's.

Fixes: a6e263f125cd ("selftests: net: lib: Introduce deferred commands")
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Link: https://patch.msgid.link/20241104-net-next-selftests-lib-sh-deps-v1-1-7c9f7d939fc2@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: Add test for minimum and maximum MTU 2024-06-15T02:30:34+00:00 Amit Cohen amcohen@nvidia.com 2024-06-13T14:07:58+00:00 4be3dcc9bf04d0957235b45ba18983f1f751a3a1 Add cases to check minimum and maximum MTU which are exposed via "ip -d link show". Test configuration and traffic. Use VLAN devices as usually VLAN header (4 bytes) is not included in the MTU, and drivers should configure hardware correctly to send maximum MTU payload size in VLAN tagged packets. $ ./min_max_mtu.sh TEST: ping [ OK ] TEST: ping6 [ OK ] TEST: Test maximum MTU configuration [ OK ] TEST: Test traffic, packet size is maximum MTU [ OK ] TEST: Test minimum MTU configuration [ OK ] TEST: Test traffic, packet size is minimum MTU [ OK ] Signed-off-by: Amit Cohen <amcohen@nvidia.com> Reviewed-by: Petr Machata <petrm@nvidia.com> Signed-off-by: Petr Machata <petrm@nvidia.com> Link: https://lore.kernel.org/r/89de8be8989db7a97f3b39e3c9da695673e78d2e.1718275854.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Add cases to check minimum and maximum MTU which are exposed via
"ip -d link show". Test configuration and traffic. Use VLAN devices as
usually VLAN header (4 bytes) is not included in the MTU, and drivers
should configure hardware correctly to send maximum MTU payload size
in VLAN tagged packets.

$ ./min_max_mtu.sh
TEST: ping						[ OK ]
TEST: ping6						[ OK ]
TEST: Test maximum MTU configuration			[ OK ]
TEST: Test traffic, packet size is maximum MTU		[ OK ]
TEST: Test minimum MTU configuration			[ OK ]
TEST: Test traffic, packet size is minimum MTU		[ OK ]

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Petr Machata <petrm@nvidia.com>
Link: https://lore.kernel.org/r/89de8be8989db7a97f3b39e3c9da695673e78d2e.1718275854.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
selftests: forwarding: router_mpath_hash: Add a new selftest 2024-06-12T23:42:12+00:00 Petr Machata petrm@nvidia.com 2024-06-07T15:13:57+00:00 5f90d93b6108098f389f992e267588924e446049 Add a selftest that exercises the sysctl added in the previous patches. Test that set/get works as expected; that across seeds we eventually hit all NHs (test_mpath_seed_*); and that a given seed keeps hitting the same NHs even across seed changes (test_mpath_seed_stability_*). Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org> Reviewed-by: David Ahern <dsahern@kernel.org> Link: https://lore.kernel.org/r/20240607151357.421181-6-petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Add a selftest that exercises the sysctl added in the previous patches.

Test that set/get works as expected; that across seeds we eventually hit
all NHs (test_mpath_seed_*); and that a given seed keeps hitting the same
NHs even across seed changes (test_mpath_seed_stability_*).

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20240607151357.421181-6-petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>