Re: [Patch bpf-next 01/19] bpf: rename BPF_STREAM_PARSER to BPF_SOCK_MAP

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Cong Wang wrote:
> On Mon, Feb 8, 2021 at 12:21 AM John Fastabend <john.fastabend@xxxxxxxxx> wrote:
> >
> > Cong Wang wrote:
> > > From: Cong Wang <cong.wang@xxxxxxxxxxxxx>
> > >
> > > Before we add non-TCP support, it is necessary to rename
> > > BPF_STREAM_PARSER as it will be no longer specific to TCP,
> > > and it does not have to be a parser either.
> > >
> > > This patch renames BPF_STREAM_PARSER to BPF_SOCK_MAP, so
> > > that sock_map.c hopefully would be protocol-independent.
> > >
> > > Also, improve its Kconfig description to avoid confusion.
> > >
> > > Cc: John Fastabend <john.fastabend@xxxxxxxxx>
> > > Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
> > > Cc: Jakub Sitnicki <jakub@xxxxxxxxxxxxxx>
> > > Cc: Lorenz Bauer <lmb@xxxxxxxxxxxxxx>
> > > Signed-off-by: Cong Wang <cong.wang@xxxxxxxxxxxxx>
> > > ---
> >
> > The BPF_STREAM_PARSER config was originally added because we need
> > the STREAM_PARSER define and wanted a way to get the 'depends on'
> > lines in Kconfig correct.
> >
> > Rather than rename this, lets reduce its scope to just the set
> > of actions that need the STREAM_PARSER, this should be just the
> > stream parser programs. We probably should have done this sooner,
> > but doing it now will be fine.
> 
> This makes sense, but we still need a Kconfig for the rest sockmap
> code, right? At least for the dependency on NET_SOCK_MSG?

Lets just enable NET_SOCK_MSG when CONFIG_BPF_SYSCALL is enabled. We
never put any of the other maps, devmap, cpumap, etc. behind an
explicit flag like this.

> 
> >
> > I can probably draft a quick patch tomorrow if above is not clear.
> > It can go into bpf-next outside this series as well to reduce
> > the 19 patches a bit.
> 
> I can handle it in my next update too, like all other feedbacks.

Great thanks. Especially because I haven't got to it yet today.

> 
> Thanks.





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