Commit bc638d8c authored by JP Kobryn's avatar JP Kobryn Committed by Alexei Starovoitov
Browse files

bpf: allow kfuncs within tracepoint and perf event programs 



Associate tracepoint and perf event program types with the kfunc tracing
hook. This allows calling kfuncs within these types of programs.

Signed-off-by: default avatarJP Kobryn <inwardvessel@gmail.com>
Link: https://lore.kernel.org/r/20240905223812.141857-2-inwardvessel@gmail.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 2db2b8cb

kernel/bpf/btf.c

+2 −0
Original line number Diff line number Diff line
@@ -8357,6 +8357,8 @@ 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_TRACEPOINT:

	case BPF_PROG_TYPE_PERF_EVENT:

	case BPF_PROG_TYPE_LSM:

		return BTF_KFUNC_HOOK_TRACING;

	case BPF_PROG_TYPE_SYSCALL: