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Date:   Tue, 28 Apr 2020 17:37:15 -0700
From:   Alexei Starovoitov <>
To:     Andrii Nakryiko <>
Subject: Re: [PATCH v3 bpf-next 0/3] Add BTF-defined map-in-map support to

On Tue, Apr 28, 2020 at 05:27:36PM -0700, Andrii Nakryiko wrote:
> This patch set teaches libbpf how to declare and initialize ARRAY_OF_MAPS and
> HASH_OF_MAPS maps. See patch #3 for all the details.
> Patch #1 refactors parsing BTF definition of map to re-use it cleanly for
> inner map definition parsing.
> Patch #2 refactors map creation and destruction logic for reuse. It also fixes
> existing bug with not closing successfully created maps when bpf_object map
> creation overall fails.
> Patch #3 adds support for an extension of BTF-defined map syntax, as well as
> parsing, recording, and use of relocations to allow declaratively initialize
> outer maps with references to inner maps.
> v1->v2:
>   - rename __inner to __array (Alexei).

Applied, Thanks

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