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

Daniel Borkmann
2022-08-24T17:38:41Z

Hey David,

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

[...]
bpftool_checks - Running bpftool checks...
Comparing /tmp/work/bpf/bpf/tools/include/uapi/linux/bpf.h (bpf_map_type) and /tmp/work/bpf/bpf/tools/bpf/bpftool/map.c (do_help() TYPE): {'user_ringbuf'}
Comparing /tmp/work/bpf/bpf/tools/include/uapi/linux/bpf.h (bpf_map_type) and /tmp/work/bpf/bpf/tools/bpf/bpftool/Documentation/bpftool-map.rst (TYPE): {'user_ringbuf'}
bpftool checks returned 1. …