From: John Fastabend <john.fastabend@gmail.com>
To: Quentin Monnet <quentin@isovalent.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>
Cc: netdev@vger.kernel.org, bpf@vger.kernel.org,
Quentin Monnet <quentin@isovalent.com>
Subject: RE: [PATCH bpf-next 0/6] libbpf: rename btf__get_from_id() and btf__load() APIs, support split BTF
Date: Thu, 15 Jul 2021 20:28:08 -0700 [thread overview]
Message-ID: <60f0fcc88e369_41062086b@john-XPS-13-9370.notmuch> (raw)
In-Reply-To: <20210714141532.28526-1-quentin@isovalent.com>
Quentin Monnet wrote:
> As part of the effort to move towards a v1.0 for libbpf [0], this set
> improves some confusing function names related to BTF loading from and to
> the kernel:
>
> - btf__load() becomes btf__load_into_kernel().
> - btf__get_from_id becomes btf__load_from_kernel_by_id().
> - A new version btf__load_from_kernel_by_id_split() extends the former to
> add support for split BTF.
>
> The old functions are not removed yet, but marked as deprecated.
>
> The last patch is a trivial change to bpftool to add support for dumping
> split BTF objects by referencing them by their id (and not only by their
> BTF path).
>
> [0] https://github.com/libbpf/libbpf/wiki/Libbpf:-the-road-to-v1.0#btfh-apis
>
> Quentin Monnet (6):
> libbpf: rename btf__load() as btf__load_into_kernel()
> libbpf: rename btf__get_from_id() as btf__load_from_kernel_by_id()
> tools: replace btf__get_from_id() with btf__load_from_kernel_by_id()
> libbpf: explicitly mark btf__load() and btf__get_from_id() as
> deprecated
> libbpf: add split BTF support for btf__load_from_kernel_by_id()
> tools: bpftool: support dumping split BTF by id
>
> tools/bpf/bpftool/btf.c | 2 +-
> tools/bpf/bpftool/btf_dumper.c | 2 +-
> tools/bpf/bpftool/map.c | 4 ++--
> tools/bpf/bpftool/prog.c | 6 +++---
> tools/lib/bpf/btf.c | 15 ++++++++++++---
> tools/lib/bpf/btf.h | 10 ++++++++--
> tools/lib/bpf/libbpf.c | 4 ++--
> tools/lib/bpf/libbpf.map | 7 +++++++
> tools/perf/util/bpf-event.c | 4 ++--
> tools/perf/util/bpf_counter.c | 2 +-
> tools/testing/selftests/bpf/prog_tests/btf.c | 2 +-
> 11 files changed, 40 insertions(+), 18 deletions(-)
>
> --
> 2.30.2
>
For the series.
Acked-by: John Fastabend <john.fastabend@gmail.com>
prev parent reply other threads:[~2021-07-16 3:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 14:15 [PATCH bpf-next 0/6] libbpf: rename btf__get_from_id() and btf__load() APIs, support split BTF Quentin Monnet
2021-07-14 14:15 ` [PATCH bpf-next 1/6] libbpf: rename btf__load() as btf__load_into_kernel() Quentin Monnet
2021-07-16 4:32 ` Andrii Nakryiko
2021-07-21 15:36 ` Quentin Monnet
2021-07-14 14:15 ` [PATCH bpf-next 2/6] libbpf: rename btf__get_from_id() as btf__load_from_kernel_by_id() Quentin Monnet
2021-07-16 4:35 ` Andrii Nakryiko
2021-07-14 14:15 ` [PATCH bpf-next 3/6] tools: replace btf__get_from_id() with btf__load_from_kernel_by_id() Quentin Monnet
2021-07-14 14:15 ` [PATCH bpf-next 4/6] libbpf: explicitly mark btf__load() and btf__get_from_id() as deprecated Quentin Monnet
2021-07-16 4:42 ` Andrii Nakryiko
2021-07-14 14:15 ` [PATCH bpf-next 5/6] libbpf: add split BTF support for btf__load_from_kernel_by_id() Quentin Monnet
2021-07-16 4:44 ` Andrii Nakryiko
2021-07-14 14:15 ` [PATCH bpf-next 6/6] tools: bpftool: support dumping split BTF by id Quentin Monnet
2021-07-16 3:28 ` John Fastabend [this message]
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