linux-kernel - Re: [PATCH v3 0/4] bpf: Add user-space-publisher ringbuffer map type

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Date:   Tue, 30 Aug 2022 08:50:33 -0500
From:   David Vernet <void@...ifault.com>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     bpf@...r.kernel.org, ast@...nel.org, andrii@...nel.org,
        kernel-team@...com, martin.lau@...ux.dev, song@...nel.org,
        yhs@...com, john.fastabend@...il.com, kpsingh@...nel.org,
        sdf@...gle.com, haoluo@...gle.com, jolsa@...nel.org,
        joannelkoong@...il.com, tj@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/4] bpf: Add user-space-publisher ringbuffer map type

On Wed, Aug 24, 2022 at 07:38:34PM +0200, Daniel Borkmann wrote:

Hey Daniel,

> On 8/19/22 12:12 AM, David Vernet wrote:
> > This patch set defines a new map type, BPF_MAP_TYPE_USER_RINGBUF, which
> > provides single-user-space-producer / single-kernel-consumer semantics over
> > a ringbuffer.  Along with the new map type, a helper function called
> > bpf_user_ringbuf_drain() is added which allows a BPF program to specify a
> > callback with the following signature, to which samples are posted by the
> > helper:
> 
> Looks like this series fail BPF CI, ptal:
> 
> https://github.com/kernel-patches/bpf/runs/7996821883?check_suite_focus=true

Thanks for the heads up. I'll make sure these are fixed these before
submitting v4 by following the instructions in [0].

[0]: https://github.com/qmonnet/whirl-offload/blob/wip/bpf-ci-check/_posts/2022-08-05-bpf-ci-check.md#running-the-bpf-ci-on-your-own-github-linux-fork.

Thanks,
David