Re: [PATCH ipsec-next v3 0/9] Add bpf_xdp_get_xfrm_state() kfunc

[Steffen Klassert]

On Fri, Dec 01, 2023 at 05:16:04PM -0700, Daniel Xu wrote:
> On Fri, Dec 01, 2023 at 04:10:18PM -0800, Alexei Starovoitov wrote:
> > On Fri, Dec 1, 2023 at 12:23 PM Daniel Xu <dxu@xxxxxxxxx> wrote:
> > >
> > >  include/net/xfrm.h                            |   9 +
> > >  net/xfrm/Makefile                             |   1 +
> > >  net/xfrm/xfrm_policy.c                        |   2 +
> > >  net/xfrm/xfrm_state_bpf.c                     | 128 ++++++++++++++
> > >  tools/lib/bpf/bpf_core_read.h                 |  34 ++++
> > >  .../selftests/bpf/prog_tests/test_tunnel.c    | 162 +++++++++++++++++-
> > >  .../selftests/bpf/prog_tests/verifier.c       |   2 +
> > >  tools/testing/selftests/bpf/progs/bpf_misc.h  |   1 +
> > >  .../selftests/bpf/progs/bpf_tracing_net.h     |   1 +
> > >  .../selftests/bpf/progs/test_tunnel_kern.c    | 138 ++++++++-------
> > >  .../bpf/progs/verifier_bitfield_write.c       | 100 +++++++++++
> > >  tools/testing/selftests/bpf/test_loader.c     |   7 +
> > >  tools/testing/selftests/bpf/test_tunnel.sh    |  92 ----------
> > >  13 files changed, 522 insertions(+), 155 deletions(-)
> > 
> > I really think this should go via bpf-next tree.
> > The bpf changes are much bigger than ipsec.
> 
> Ack. Ended up picking up a lot of stuff along the way.

I'm fine with merging this via the bpf-next tree.

Please consider to merge the bpf hepler functions
to one file. We have already xfrm_interface_bpf.c
and now you introduce xfrm_state_bpf.c.

Try to merge this into a single xfrm_bpf.c file.