[PATCH v14 01/12] bpf: Allow kfuncs to be used in LSM programs
From: Roberto Sassu <hidden>
Date: 2022-08-30 16:18:35
Also in:
bpf, keyrings, linux-kselftest, lkml
Subsystem:
bpf [btf], bpf [general] (safe dynamic programs and tools), the rest · Maintainers:
Martin KaFai Lau, Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Linus Torvalds
From: KP Singh <kpsingh@kernel.org> 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> --- kernel/bpf/btf.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 903719b89238..e49b3b6d48ad 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c@@ -7243,6 +7243,7 @@ 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;
--
2.25.1