Hi Marcus
Since your patches are about the virtual network, I'd like to test it,
but it conflicts (Please review the attachment to review more details)
when I apply it to the master branch.
My test based on this commit:
commit 1e15510b71c99c6e49134d756df91069f7d18141 (origin/master, origin/HEAD)
Merge: f09d694cf799 54e1b4becf5e
Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Date: Thu Feb 27 09:32:42 2025 -0800
Merge tag 'net-6.14-rc5' of
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Jakub Kicinski:
"Including fixes from bluetooth.
Thanks
Lei
On Thu, Feb 27, 2025 at 10:28 PM Marcus Wichelmann
<marcus.wichelmann@xxxxxxxxxxxxxxxx> wrote:
>
> Hi all,
>
> this series contains some improvements for the selftest patches. The other
> patches remain unchanged. Please check the changelist below.
>
> I have reverted the addition of the NOARP flag from the previous version,
> as it was not effective and the CI was still failing occasionally because
> of the race condition caused by foreign packets interfering with the veth
> tests. This series contains an alternative solution by filtering all but
> the test packets using the attached XDP program.
>
> Successful pipeline:
> https://github.com/kernel-patches/bpf/actions/runs/13552017584
>
> ---
>
> v4:
> - strip unrelated changes from the selftest patches
> - extend commit message for "selftests/bpf: refactor xdp_context_functional
> test and bpf program"
> - the NOARP flag was not effective to prevent other packets from
> interfering with the tests, add a filter to the XDP program instead
> - run xdp_context_tuntap in a separate namespace to avoid conflicts with
> other tests
>
> v3: https://lore.kernel.org/bpf/20250224152909.3911544-1-marcus.wichelmann@xxxxxxxxxxxxxxxx/
> - change the condition to handle xdp_buffs without metadata support, as
> suggested by Willem de Bruijn <willemb@xxxxxxxxxx>
> - add clarifying comment why that condition is needed
> - set NOARP flag in selftests to ensure that the kernel does not send
> packets on the test interfaces that may interfere with the tests
>
> v2: https://lore.kernel.org/bpf/20250217172308.3291739-1-marcus.wichelmann@xxxxxxxxxxxxxxxx/
> - submit against bpf-next subtree
> - split commits and improved commit messages
> - remove redundant metasize check and add clarifying comment instead
> - use max() instead of ternary operator
> - add selftest for metadata support in the tun driver
>
> v1: https://lore.kernel.org/all/20250130171614.1657224-1-marcus.wichelmann@xxxxxxxxxxxxxxxx/
>
> Marcus Wichelmann (6):
> net: tun: enable XDP metadata support
> net: tun: enable transfer of XDP metadata to skb
> selftests/bpf: move open_tuntap to network helpers
> selftests/bpf: refactor xdp_context_functional test and bpf program
> selftests/bpf: add test for XDP metadata support in tun driver
> selftests/bpf: fix file descriptor assertion in open_tuntap helper
>
> drivers/net/tun.c | 28 +++-
> tools/testing/selftests/bpf/network_helpers.c | 28 ++++
> tools/testing/selftests/bpf/network_helpers.h | 3 +
> .../selftests/bpf/prog_tests/lwt_helpers.h | 29 ----
> .../bpf/prog_tests/xdp_context_test_run.c | 138 +++++++++++++++++-
> .../selftests/bpf/progs/test_xdp_meta.c | 53 +++++--
> 6 files changed, 223 insertions(+), 56 deletions(-)
>
> --
> 2.43.0
>
>
Attachment:
conflict
Description: Binary data
