netdev - Re: [PATCH bpf-next v9 0/2] bpf: Allow bpf_skb_event

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Date:   Wed, 10 Jul 2019 12:05:51 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Allan Zhang <allanzhang@...gle.com>
Cc:     Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        Song Liu <songliubraving@...com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>
Subject: Re: [PATCH bpf-next v9 0/2] bpf: Allow bpf_skb_event_output for more
 prog types

On Wed, Jul 10, 2019 at 11:18 AM Allan Zhang <allanzhang@...gle.com> wrote:
>
> Software event output is only enabled by a few prog types right now (TC,
> LWT out, XDP, sockops). Many other skb based prog types need
> bpf_skb_event_output to produce software event.
>
> More prog types are enabled to access bpf_skb_event_output in this
> patch.
>
> v9 changes:
> add "Acked-by" field.

Thanks! This looks good to me. Just FYI. Not sure if you followed, but
bpf-next is closed, so this can't go in until it's open. Maintainers
might ask you to resubmit at that time, if patches don't apply
cleanly.

>
> v8 changes:
> No actual change, just cc to netdev@...r.kernel.org and
> bpf@...r.kernel.org.
> v7 patches are acked by Song Liu.
>
> v7 changes:
> Reformat from hints by scripts/checkpatch.pl, including Song's comment
> on signed-off-by name to captical case in cover letter.
> 3 of hints are ignored:
> 1. new file mode.
> 2. SPDX-License-Identifier for event_output.c since all files under
>    this dir have no such line.
> 3. "Macros ... enclosed in parentheses" for macro in event_output.c
>    due to code's nature.
>
> Change patch 02 subject "bpf:..." to "selftests/bpf:..."
>
> v6 changes:
> Fix Signed-off-by, fix fixup map creation.
>
> v5 changes:
> Fix typos, reformat comments in event_output.c, move revision history to
> cover letter.
>
> v4 changes:
> Reformating log message.
>
> v3 changes:
> Reformating log message.
>
> v2 changes:
> Reformating log message.
>
> Allan Zhang (2):
>   bpf: Allow bpf_skb_event_output for a few prog types
>   selftests/bpf: Add selftests for bpf_perf_event_output
>
>  net/core/filter.c                             |  6 ++
>  tools/testing/selftests/bpf/test_verifier.c   | 12 ++-
>  .../selftests/bpf/verifier/event_output.c     | 94 +++++++++++++++++++
>  3 files changed, 111 insertions(+), 1 deletion(-)
>  create mode 100644 tools/testing/selftests/bpf/verifier/event_output.c
>
> --
> 2.22.0.410.gd8fdbe21b5-goog
>