[PATCH bpf-next v3 7/8] bpftool: mention --metadata in the documentation
From: Stanislav Fomichev <hidden>
Date: 2020-08-28 19:36:48
Also in:
bpf
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [tooling] (bpftool), the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Quentin Monnet, Linus Torvalds
Mention --metadata in the rst documentation and in the prog.c help. Cc: YiFei Zhu <redacted> Signed-off-by: Stanislav Fomichev <redacted> --- tools/bpf/bpftool/Documentation/bpftool-prog.rst | 5 ++++- tools/bpf/bpftool/prog.c | 2 +- 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
index 82e356b664e8..84dc47e18016 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-prog.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst@@ -12,7 +12,7 @@ SYNOPSIS **bpftool** [*OPTIONS*] **prog** *COMMAND* - *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } } + *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } | {**--metadata**} } *COMMANDS* := { **show** | **list** | **dump xlated** | **dump jited** | **pin** | **load**
@@ -80,6 +80,9 @@ DESCRIPTION programs. On such kernels bpftool will automatically emit this information as well. + You can specify **--metadata** option to pretty-print + read-only data from the associated *.metadata* section. + **bpftool prog dump xlated** *PROG* [{ **file** *FILE* | **opcodes** | **visual** | **linum** }] Dump eBPF instructions of the programs from the kernel. By default, eBPF will be disassembled and printed to standard
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index 5d626c134e7d..4c129d6d2a0c 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c@@ -2005,7 +2005,7 @@ static int do_help(int argc, char **argv) } fprintf(stderr, - "Usage: %1$s %2$s { show | list } [PROG]\n" + "Usage: %1$s %2$s { show | list } [PROG] [--metadata]\n" " %1$s %2$s dump xlated PROG [{ file FILE | opcodes | visual | linum }]\n" " %1$s %2$s dump jited PROG [{ file FILE | opcodes | linum }]\n" " %1$s %2$s pin PROG FILE\n"
--
2.28.0.402.g5ffc5be6b7-goog