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| author |   Toke Høiland-Jørgensen <toke@redhat.com> | 2020-09-29 14:45:53 +0200 |
|---|---|---|
| committer |   Alexei Starovoitov <ast@kernel.org> | 2020-09-29 13:09:24 -0700 |
| commit | a535909142bf2a6f3a95cabbb8b38ce3860c4807 (patch) | |
| tree | a4be0d6f869c8200ad78c5bdd33e22122842b7de /tools/lib/bpf/libbpf.h | |
| parent | bpf: Fix context type resolving for extension programs (diff) | |
| download | linux-dev-a535909142bf2a6f3a95cabbb8b38ce3860c4807.tar.xz linux-dev-a535909142bf2a6f3a95cabbb8b38ce3860c4807.zip | |
libbpf: Add support for freplace attachment in bpf_link_create
This adds support for supplying a target btf ID for the bpf_link_create()
operation, and adds a new bpf_program__attach_freplace() high-level API for
attaching freplace functions with a target.
Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/160138355387.48470.18026176785351166890.stgit@toke.dk
Diffstat (limited to 'tools/lib/bpf/libbpf.h')
| -rw-r--r-- | tools/lib/bpf/libbpf.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index a750f67a23f6..6909ee81113a 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -261,6 +261,9 @@ LIBBPF_API struct bpf_link * bpf_program__attach_netns(struct bpf_program *prog, int netns_fd); LIBBPF_API struct bpf_link * bpf_program__attach_xdp(struct bpf_program *prog, int ifindex); +LIBBPF_API struct bpf_link * +bpf_program__attach_freplace(struct bpf_program *prog, + int target_fd, const char *attach_func_name); struct bpf_map; |