On Sat, Aug 1, 2020 at 7:04 PM Jiri Olsa <[email protected]> wrote:
>
> Adding d_path helper function that returns full path for
[...]
> +}
> +
> +BTF_SET_START(btf_allowlist_d_path)
> +BTF_ID(func, vfs_truncate)
> +BTF_ID(func, vfs_fallocate)
> +BTF_ID(func, dentry_open)
> +BTF_ID(func, vfs_getattr)
> +BTF_ID(func, filp_close)
> +BTF_SET_END(btf_allowlist_d_path)
> +
> +static bool bpf_d_path_allowed(const struct bpf_prog *prog)
> +{
> + return btf_id_set_contains(&btf_allowlist_d_path,
> prog->aux->attach_btf_id);
> +}
Can we allow it for LSM programs too?
- KP
> +
> +BTF_ID_LIST(bpf_d_path_btf_ids)
> +BTF_ID(struct, path)
> +
[...]
>
> /* integer value in 'imm' field of BPF_CALL instruction selects which helper
> --
> 2.25.4
>
