netdev - Re: [PATCH bpf-next v5 00/10] BTF: BPF Type Format

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Date:   Wed, 6 Jun 2018 09:33:10 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Martin KaFai Lau <kafai@...com>
Cc:     netdev@...r.kernel.org, Alexei Starovoitov <ast@...com>,
        Daniel Borkmann <daniel@...earbox.net>, kernel-team@...com
Subject: Re: [PATCH bpf-next v5 00/10] BTF: BPF Type Format

Em Tue, Jun 05, 2018 at 02:25:48PM -0700, Martin KaFai Lau escreveu:
> On Thu, Apr 19, 2018 at 04:40:34PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Wed, Apr 18, 2018 at 03:55:56PM -0700, Martin KaFai Lau escreveu:
> > > This patch introduces BPF Type Format (BTF).
> > > 
> > > BTF (BPF Type Format) is the meta data format which describes
> > > the data types of BPF program/map.  Hence, it basically focus
> > > on the C programming language which the modern BPF is primary
> > > using.  The first use case is to provide a generic pretty print
> > > capability for a BPF map.
> > > 
> > > A modified pahole that can convert dwarf to BTF is here:
> > > https://github.com/iamkafai/pahole/tree/btf
> > > (Arnaldo, there is some BTF_KIND numbering changes on
> > >  Apr 18th, d61426c1571)
> > 
> > Thanks for letting me know, I'm starting to look at this,
> Hi Arnaldo,
> 
> Do you have a chance to take a look and pull it?  The kernel
> changes will be in 4.18, so it will be handy if it is available in
> the pahole repository.
> 
> [ btw, the latest commit (1 commit) should be 94a11b59e592 ].

Got sidetracked, will get back to it later today.

- Arnaldo