netdev - Re: [PATCH bpf-next] tools/bpftool: show btf id in program information

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Message-ID: <20190410083905.328e05fd@cakuba.netronome.com>
Date:   Wed, 10 Apr 2019 08:39:05 -0700
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Prashant Bhole <bhole_prashant_q7@....ntt.co.jp>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Quentin Monnet <quentin.monnet@...ronome.com>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        netdev@...r.kernel.org
Subject: Re: [PATCH bpf-next] tools/bpftool: show btf id in program
 information

On Wed, 10 Apr 2019 13:56:42 +0900, Prashant Bhole wrote:
> Let's add a way to know whether a program has btf context.
> Patch adds 'btf_id' in the output of program listing.
> When btf_id is present, it means program has btf context.
> 
> Sample output:
> user@...t# bpftool prog list
> 25: xdp  name xdp_prog1  tag 539ec6ce11b52f98  gpl
> 	loaded_at 2019-04-10T11:44:20+0900  uid 0
> 	xlated 488B  not jited  memlock 4096B  map_ids 23
> 	btf_id 1
> 
> Signed-off-by: Prashant Bhole <bhole_prashant_q7@....ntt.co.jp>

Acked-by: Jakub Kicinski <jakub.kicinski@...ronome.com>