netdev - Re: [PATCH bpf-next 0/7] Auto-guess program type on bpf_object_

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Message-ID: <20191021125557.GM26267@pc-63.home>
Date:   Mon, 21 Oct 2019 14:55:57 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Andrii Nakryiko <andriin@...com>
Cc:     bpf@...r.kernel.org, netdev@...r.kernel.org, ast@...com,
        andrii.nakryiko@...il.com, kernel-team@...com
Subject: Re: [PATCH bpf-next 0/7] Auto-guess program type on bpf_object__open

On Sun, Oct 20, 2019 at 08:38:55PM -0700, Andrii Nakryiko wrote:
> This patch set's main goal is to teach bpf_object__open() (and its variants)
> to automatically derive BPF program type/expected attach type from section
> names, similarly to how bpf_prog_load() was doing it. This significantly
> improves user experience by eliminating yet another
> obvious-only-in-the-hindsight surprise, when using libbpf APIs.
> 
> There are a bunch of auxiliary clean-ups and improvements. E.g.,
> bpf_program__get_type() and bpf_program__get_expected_attach_type() are added
> for completeness and symmetry with corresponding setter APIs. Some clean up
> and fixes in selftests/bpf are done as well.
> 
> Andrii Nakryiko (7):
>   tools: sync if_link.h
>   libbpf: add bpf_program__get_{type, expected_attach_type) APIs
>   libbpf: add uprobe/uretprobe and tp/raw_tp section suffixes
>   libbpf: teach bpf_object__open to guess program types
>   selftests/bpf: make a copy of subtest name
>   selftests/bpf: make reference_tracking test use subtests
>   selftest/bpf: get rid of a bunch of explicit BPF program type setting

Looks good, applied, thanks!