On 7/22/25 8:34 AM, KaFai Wan wrote:
Show the rejected function name when attaching tracing programs to functions in deny list. With this change, we know why tracing programs can't attach to functions like migrate_disable() from log. $ ./fentry libbpf: prog 'migrate_disable': BPF program load failed: -EINVAL libbpf: prog 'migrate_disable': -- BEGIN PROG LOAD LOG -- Attaching tracing programs to function 'migrate_disable' is rejected. Suggested-by: Leon Hwang <[email protected]> Signed-off-by: KaFai Wan <[email protected]>
Acked-by: Yonghong Song <[email protected]>
