[PATCH bpf-next] bpftool: bpf_link_get_from_fd support for LSM programs in lskel

[PATCH bpf-next] bpftool: bpf_link_get_from_fd support for LSM programs in lskel

[KP Singh]

bpf_link_get_from_fd currently returns a NULL fd for LSM programs.
LSM programs are similar to tracing programs and can also use
skel_raw_tracepoint_open.

Signed-off-by: KP Singh <kpsingh@kernel.org>
---
 tools/bpf/bpftool/gen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/bpf/bpftool/gen.c b/tools/bpf/bpftool/gen.c
index 7678af364793..e4a2bd3898a6 100644
--- a/tools/bpf/bpftool/gen.c
+++ b/tools/bpf/bpftool/gen.c
@@ -549,6 +549,7 @@ static void codegen_attach_detach(struct bpf_object *obj, const char *obj_name)
 			printf("\tint fd = skel_raw_tracepoint_open(\"%s\", prog_fd);\n", tp_name);
 			break;
 		case BPF_PROG_TYPE_TRACING:
+		case BPF_PROG_TYPE_LSM:
 			if (bpf_program__expected_attach_type(prog) == BPF_TRACE_ITER)
 				printf("\tint fd = skel_link_create(prog_fd, 0, BPF_TRACE_ITER);\n");
 			else
-- 
2.36.0.512.ge40c2bad7a-goog

Re: [PATCH bpf-next] bpftool: bpf_link_get_from_fd support for LSM programs in lskel

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Mon,  9 May 2022 21:49:05 +0000 you wrote:
> bpf_link_get_from_fd currently returns a NULL fd for LSM programs.
> LSM programs are similar to tracing programs and can also use
> skel_raw_tracepoint_open.
> 
> Signed-off-by: KP Singh <kpsingh@kernel.org>
> ---
>  tools/bpf/bpftool/gen.c | 1 +
>  1 file changed, 1 insertion(+)

Here is the summary with links:
  - [bpf-next] bpftool: bpf_link_get_from_fd support for LSM programs in lskel
    https://git.kernel.org/bpf/bpf-next/c/bd2331b3757f

You are awesome, thank you!
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