netdev - Re: [PATCH v2 bpf-next 0/2] bpf: adding support for mapinmap in libbpf

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Message-ID: <CAH3MdRVMGsgYgmB-rmf=SCzwd3y0iMY2DZeos7eq4kuTsfg65A@mail.gmail.com>
Date:   Mon, 19 Nov 2018 23:14:31 -0800
From:   Y Song <ys114321@...il.com>
To:     Nikita Shirokov <tehnerd@...nerd.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v2 bpf-next 0/2] bpf: adding support for mapinmap in libbpf

On Mon, Nov 19, 2018 at 9:40 PM Nikita V. Shirokov <tehnerd@...nerd.com> wrote:
>
> in this patch series i'm adding a helper for libbpf which would allow
> it to load map-in-map(BPF_MAP_TYPE_ARRAY_OF_MAPS and
> BPF_MAP_TYPE_HASH_OF_MAPS).
> first patch contains new helper + explains proposed workflow
> second patch contains tests which also could be used as example of
> usage
>
> v1->v2:
>  - addressing nits
>  - removing const identifier from fd in new helper
>  - starting to check return val for bpf_map_update_elem
>
> Nikita V. Shirokov (2):
>   bpf: adding support for map in map in libbpf
>   bpf: adding tests for mapinmap helpber in libbpf

For the whole series.
Acked-by: Yonghong Song <yhs@...com>

>
>  tools/lib/bpf/libbpf.c                      |  7 +++
>  tools/lib/bpf/libbpf.h                      |  2 +
>  tools/testing/selftests/bpf/Makefile        |  3 +-
>  tools/testing/selftests/bpf/test_mapinmap.c | 49 +++++++++++++++++
>  tools/testing/selftests/bpf/test_maps.c     | 82 +++++++++++++++++++++++++++++
>  5 files changed, 142 insertions(+), 1 deletion(-)
>  create mode 100644 tools/testing/selftests/bpf/test_mapinmap.c
>
> --
> 2.15.1
>