From: "Toke Høiland-Jørgensen" <toke@redhat.com>
To: Jakub Kicinski <kuba@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>,
David Ahern <dsahern@kernel.org>,
netdev@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH bpf v2 1/3] bpf_redirect_neigh: Support supplying the nexthop as a helper parameter
Date: Tue, 20 Oct 2020 20:03:39 +0200 [thread overview]
Message-ID: <87zh4g22ro.fsf@toke.dk> (raw)
In-Reply-To: <20201020093405.59079473@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Jakub Kicinski <kuba@kernel.org> writes:
> On Tue, 20 Oct 2020 12:51:02 +0200 Toke Høiland-Jørgensen wrote:
>> +struct bpf_nh_params {
>> + u8 nh_family;
>> + union {
>> + __u32 ipv4_nh;
>> + struct in6_addr ipv6_nh;
>> + };
>> +};
>
> Folks, not directly related to this set, but there's a SRv6 patch going
> around which adds ifindex, otherwise nh can't be link local.
>
> I wonder if we want to consider this use case from the start (or the
> close approximation of start in this case ;)).
The ifindex is there, it's just in the function call signature instead
of the struct... Or did you mean something different?
-Toke
next prev parent reply other threads:[~2020-10-20 18:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-20 10:51 [PATCH bpf v2 0/3] bpf: Rework bpf_redirect_neigh() to allow supplying nexthop from caller Toke Høiland-Jørgensen
2020-10-20 10:51 ` [PATCH bpf v2 1/3] bpf_redirect_neigh: Support supplying the nexthop as a helper parameter Toke Høiland-Jørgensen
2020-10-20 15:08 ` Daniel Borkmann
2020-10-20 18:08 ` Toke Høiland-Jørgensen
2020-10-20 16:30 ` Jakub Kicinski
2020-10-20 18:08 ` Toke Høiland-Jørgensen
2020-10-20 19:01 ` Jakub Kicinski
2020-10-20 19:47 ` Daniel Borkmann
2020-10-20 18:12 ` David Ahern
2020-10-20 18:56 ` Jakub Kicinski
2020-10-20 16:34 ` Jakub Kicinski
2020-10-20 18:03 ` Toke Høiland-Jørgensen [this message]
2020-10-20 18:14 ` David Ahern
2020-10-20 18:50 ` Jakub Kicinski
2020-10-20 10:51 ` [PATCH bpf v2 2/3] bpf_fib_lookup: optionally skip neighbour lookup Toke Høiland-Jørgensen
2020-10-20 13:49 ` David Ahern
2020-10-20 15:04 ` Daniel Borkmann
2020-10-20 18:10 ` Toke Høiland-Jørgensen
2020-10-20 10:51 ` [PATCH bpf v2 3/3] selftests: Update test_tc_redirect.sh to use the modified bpf_redirect_neigh() Toke Høiland-Jørgensen
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