Commit d15bf150 authored Sep 20, 2022 by KP Singh Committed by Alexei Starovoitov Sep 21, 2022

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>

parent 01f2e36c

kernel/bpf/btf.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -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;