From d15bf1501c7533826a616478002c601fcc7671f3 Mon Sep 17 00:00:00 2001 From: KP Singh <kpsingh@kernel.org> Date: Tue, 20 Sep 2022 09:59:39 +0200 Subject: [PATCH] bpf: Allow kfuncs to be used in LSM programs In preparation for the addition of new kfuncs, allow kfuncs defined in the tracing subsystem to be used in LSM programs by mapping the LSM program type to the TRACING hook. Signed-off-by: KP Singh <kpsingh@kernel.org> Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com> Acked-by: Kumar Kartikeya Dwivedi <memxor@gmail.com> Link: https://lore.kernel.org/r/20220920075951.929132-2-roberto.sassu@huaweicloud.com Signed-off-by: Alexei Starovoitov <ast@kernel.org> --- kernel/bpf/btf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 6ccd4f4d731e7..dbcf020c4124d 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -7376,6 +7376,7 @@ static int bpf_prog_type_to_kfunc_hook(enum bpf_prog_type prog_type) case BPF_PROG_TYPE_STRUCT_OPS: return BTF_KFUNC_HOOK_STRUCT_OPS; case BPF_PROG_TYPE_TRACING: + case BPF_PROG_TYPE_LSM: return BTF_KFUNC_HOOK_TRACING; case BPF_PROG_TYPE_SYSCALL: return BTF_KFUNC_HOOK_SYSCALL; -- 2.30.2