diff options
Diffstat (limited to 'tools/bpf/bpftool/Documentation/common_options.rst')
-rw-r--r-- | tools/bpf/bpftool/Documentation/common_options.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/bpf/bpftool/Documentation/common_options.rst b/tools/bpf/bpftool/Documentation/common_options.rst index 05d06c74dcaa..908487b9c2ad 100644 --- a/tools/bpf/bpftool/Documentation/common_options.rst +++ b/tools/bpf/bpftool/Documentation/common_options.rst @@ -1,3 +1,5 @@ +.. SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + -h, --help Print short help message (similar to **bpftool help**). @@ -20,3 +22,12 @@ Print all logs available, even debug-level information. This includes logs from libbpf as well as from the verifier, when attempting to load programs. + +-l, --legacy + Use legacy libbpf mode which has more relaxed BPF program + requirements. By default, bpftool has more strict requirements + about section names, changes pinning logic and doesn't support + some of the older non-BTF map declarations. + + See https://github.com/libbpf/libbpf/wiki/Libbpf:-the-road-to-v1.0 + for details. |