Re: [PATCH bpf-next v4 5/8] libbpf: Support opening bpf objects of either endianness

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On Fri, 2024-08-30 at 00:29 -0700, Tony Ambardar wrote:

[...]

> @@ -940,6 +942,21 @@ bpf_object__add_programs(struct bpf_object *obj, Elf_Data *sec_data,
>  	return 0;
>  }
>  
> +static void bpf_object_bswap_progs(struct bpf_object *obj)
> +{
> +	struct bpf_program *prog = obj->programs;
> +	struct bpf_insn *insn;
> +	int p, i;
> +
> +	for (p = 0; p < obj->nr_programs; p++, prog++) {
> +		insn = prog->insns;
> +		for (i = 0; i < prog->insns_cnt; i++, insn++)
> +			bpf_insn_bswap(insn);
> +		pr_debug("prog '%s': converted %zu insns to native byte order\n",
> +			 prog->name, prog->insns_cnt);

Nit: pr_debug already printed available programs at this point,
     maybe move this call outside of both loops?

> +	}
> +}
> +
>  static const struct btf_member *
>  find_member_by_offset(const struct btf_type *t, __u32 bit_offset)
>  {

[...]






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