From: Dave Marchevsky <davemarchevsky@fb.com>
To: <bpf@vger.kernel.org>, <linux-perf-users@vger.kernel.org>
Cc: Song Liu <songliubraving@fb.com>,
Andrii Nakryiko <andrii@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Dave Marchevsky <davemarchevsky@fb.com>
Subject: [PATCH v2 bpf-next 4/4] libbpf: deprecate bpf_program__get_prog_info_linear
Date: Mon, 11 Oct 2021 01:20:31 -0700 [thread overview]
Message-ID: <20211011082031.4148337-5-davemarchevsky@fb.com> (raw)
In-Reply-To: <20211011082031.4148337-1-davemarchevsky@fb.com>
As part of the road to libbpf 1.0, and discussed in libbpf issue tracker
[0], bpf_program__get_prog_info_linear and its associated structs and
helper functions should be deprecated. The functionality is too specific
to the needs of 'perf', and there's little/no out-of-tree usage to
preclude introduction of a more general helper in the future.
[0] Closes: https://github.com/libbpf/libbpf/issues/313
Signed-off-by: Dave Marchevsky <davemarchevsky@fb.com>
---
tools/lib/bpf/libbpf.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 89ca9c83ed4e..285008b46e1b 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -877,12 +877,15 @@ struct bpf_prog_info_linear {
__u8 data[];
};
+LIBBPF_DEPRECATED_SINCE(0, 7, "use a custom linear prog_info wrapper")
LIBBPF_API struct bpf_prog_info_linear *
bpf_program__get_prog_info_linear(int fd, __u64 arrays);
+LIBBPF_DEPRECATED_SINCE(0, 7, "use a custom linear prog_info wrapper")
LIBBPF_API void
bpf_program__bpil_addr_to_offs(struct bpf_prog_info_linear *info_linear);
+LIBBPF_DEPRECATED_SINCE(0, 7, "use a custom linear prog_info wrapper")
LIBBPF_API void
bpf_program__bpil_offs_to_addr(struct bpf_prog_info_linear *info_linear);
--
2.30.2
next prev parent reply other threads:[~2021-10-11 8:20 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-11 8:20 [PATCH v2 bpf-next 0/4] libbpf: deprecate bpf_program__get_prog_info_linear Dave Marchevsky
2021-10-11 8:20 ` [PATCH v2 bpf-next 1/4] libbpf: migrate internal use of bpf_program__get_prog_info_linear Dave Marchevsky
2021-10-20 17:36 ` Andrii Nakryiko
2021-10-11 8:20 ` [PATCH v2 bpf-next 2/4] bpftool: use bpf_obj_get_info_by_fd directly Dave Marchevsky
2021-10-20 17:37 ` Andrii Nakryiko
2021-10-20 22:15 ` Quentin Monnet
2021-10-11 8:20 ` [PATCH v2 bpf-next 3/4] perf: pull in bpf_program__get_prog_info_linear Dave Marchevsky
2021-10-20 17:37 ` Andrii Nakryiko
[not found] ` <5080FF1F-8E7A-4AF7-AD7E-7349E58CFEDB@fb.com>
2021-10-31 17:13 ` Arnaldo Carvalho de Melo
2021-10-11 8:20 ` Dave Marchevsky [this message]
2021-10-20 17:37 ` [PATCH v2 bpf-next 4/4] libbpf: deprecate bpf_program__get_prog_info_linear Andrii Nakryiko
2021-10-20 21:01 ` Toke Høiland-Jørgensen
[not found] ` <d3de589a-21f3-7a0d-59de-126d3c70fba1@fb.com>
2021-10-22 19:26 ` Andrii Nakryiko
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