From: "Toke Høiland-Jørgensen" <toke@redhat.com>
To: Stanislav Fomichev <sdf@google.com>, bpf@vger.kernel.org
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
martin.lau@linux.dev, song@kernel.org, yhs@fb.com,
john.fastabend@gmail.com, kpsingh@kernel.org, sdf@google.com,
haoluo@google.com, jolsa@kernel.org,
David Ahern <dsahern@gmail.com>, Jakub Kicinski <kuba@kernel.org>,
Willem de Bruijn <willemb@google.com>,
Jesper Dangaard Brouer <brouer@redhat.com>,
Anatoly Burakov <anatoly.burakov@intel.com>,
Alexander Lobakin <alexandr.lobakin@intel.com>,
Magnus Karlsson <magnus.karlsson@gmail.com>,
Maryam Tahhan <mtahhan@redhat.com>,
xdp-hints@xdp-project.net, netdev@vger.kernel.org
Subject: Re: [xdp-hints] [PATCH bpf-next 00/11] xdp: hints via kfuncs
Date: Tue, 15 Nov 2022 16:54:45 +0100 [thread overview]
Message-ID: <87mt8si56i.fsf@toke.dk> (raw)
In-Reply-To: <20221115030210.3159213-1-sdf@google.com>
Stanislav Fomichev <sdf@google.com> writes:
> - drop __randomize_layout
>
> Not sure it's possible to sanely expose it via UAPI. Because every
> .o potentially gets its own randomized layout, test_progs
> refuses to link.
So this won't work if the struct is in a kernel-supplied UAPI header
(which would include the __randomize_layout tag). But if it's *not* in a
UAPI header it should still be included in a stable form (i.e., without
the randomize tag) in vmlinux.h, right? Which would be the point:
consumers would be forced to read it from there and do CO-RE on it...
-Toke
next prev parent reply other threads:[~2022-11-15 15:55 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-15 3:01 [PATCH bpf-next 00/11] xdp: hints via kfuncs Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 01/11] bpf: Document XDP RX metadata Stanislav Fomichev
2022-11-15 22:31 ` Zvi Effron
2022-11-15 22:43 ` Stanislav Fomichev
2022-11-15 23:34 ` Zvi Effron
2022-11-16 3:50 ` Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 02/11] bpf: Introduce bpf_patch Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 03/11] bpf: Support inlined/unrolled kfuncs for xdp metadata Stanislav Fomichev
2022-11-15 16:16 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-15 18:37 ` Stanislav Fomichev
2022-11-16 20:42 ` Jakub Kicinski
2022-11-16 20:53 ` Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 04/11] bpf: Implement hidden BPF_PUSH64 and BPF_POP64 instructions Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 05/11] veth: Support rx timestamp metadata for xdp Stanislav Fomichev
2022-11-15 16:17 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-15 18:37 ` Stanislav Fomichev
2022-11-15 22:46 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-16 4:09 ` Stanislav Fomichev
2022-11-16 6:38 ` John Fastabend
2022-11-16 7:47 ` Martin KaFai Lau
2022-11-16 10:08 ` Toke Høiland-Jørgensen
2022-11-16 18:20 ` Martin KaFai Lau
2022-11-16 19:03 ` John Fastabend
2022-11-16 20:50 ` Stanislav Fomichev
2022-11-16 23:47 ` John Fastabend
2022-11-17 0:19 ` Stanislav Fomichev
2022-11-17 2:17 ` Alexei Starovoitov
2022-11-17 2:53 ` Stanislav Fomichev
2022-11-17 2:59 ` Alexei Starovoitov
2022-11-17 4:18 ` Stanislav Fomichev
2022-11-17 6:55 ` John Fastabend
2022-11-17 17:51 ` Stanislav Fomichev
2022-11-17 19:47 ` John Fastabend
2022-11-17 20:17 ` Alexei Starovoitov
2022-11-17 11:32 ` Toke Høiland-Jørgensen
2022-11-17 16:59 ` Alexei Starovoitov
2022-11-17 17:52 ` Stanislav Fomichev
2022-11-17 23:46 ` Toke Høiland-Jørgensen
2022-11-18 0:02 ` Alexei Starovoitov
2022-11-18 0:29 ` Toke Høiland-Jørgensen
2022-11-17 10:27 ` Toke Høiland-Jørgensen
2022-11-15 3:02 ` [PATCH bpf-next 06/11] xdp: Carry over xdp metadata into skb context Stanislav Fomichev
2022-11-15 23:20 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-16 3:49 ` Stanislav Fomichev
2022-11-16 9:30 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-16 4:40 ` kernel test robot
2022-11-16 7:04 ` Martin KaFai Lau
2022-11-16 9:48 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-16 20:51 ` Stanislav Fomichev
2022-11-16 20:51 ` Stanislav Fomichev
2022-11-16 8:22 ` kernel test robot
2022-11-16 9:03 ` kernel test robot
2022-11-16 13:46 ` kernel test robot
2022-11-16 21:12 ` Jakub Kicinski
2022-11-16 21:49 ` Martin KaFai Lau
2022-11-18 14:05 ` Jesper Dangaard Brouer
2022-11-18 18:18 ` Stanislav Fomichev
2022-11-19 12:31 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-21 17:53 ` Stanislav Fomichev
2022-11-21 18:47 ` Jakub Kicinski
2022-11-21 19:41 ` Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 07/11] selftests/bpf: Verify xdp_metadata xdp->af_xdp path Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 08/11] selftests/bpf: Verify xdp_metadata xdp->skb path Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 09/11] mlx4: Introduce mlx4_xdp_buff wrapper for xdp_buff Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 10/11] mxl4: Support rx timestamp metadata for xdp Stanislav Fomichev
2022-11-15 3:02 ` [PATCH bpf-next 11/11] selftests/bpf: Simple program to dump XDP RX metadata Stanislav Fomichev
2022-11-15 15:54 ` Toke Høiland-Jørgensen [this message]
2022-11-15 18:37 ` [xdp-hints] [PATCH bpf-next 00/11] xdp: hints via kfuncs Stanislav Fomichev
2022-11-15 22:31 ` [xdp-hints] " Toke Høiland-Jørgensen
2022-11-15 22:54 ` [xdp-hints] " Alexei Starovoitov
2022-11-15 23:13 ` [xdp-hints] " Toke Høiland-Jørgensen
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