netdev - Re: [PATCH -next] bpf: Use PTR_ERR_OR_ZERO in xsk_map

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Message-ID: <CAJ+HfNhRf+=yN6eOOZ1zp8=VicT-k6nHLO6r+f__O5X3M+N=ug@mail.gmail.com>
Date:   Tue, 20 Aug 2019 11:25:29 +0200
From:   Björn Töpel <bjorn.topel@...il.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Björn Töpel <bjorn.topel@...el.com>,
        YueHaibing <yuehaibing@...wei.com>,
        "Karlsson, Magnus" <magnus.karlsson@...el.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        Netdev <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH -next] bpf: Use PTR_ERR_OR_ZERO in xsk_map_inc()

On Tue, 20 Aug 2019 at 10:59, Dan Carpenter <dan.carpenter@...cle.com> wrote:
>
> On Tue, Aug 20, 2019 at 09:28:26AM +0200, Björn Töpel wrote:
> > For future patches: Prefix AF_XDP socket work with "xsk:" and use "PATCH
> > bpf-next" to let the developers know what tree you're aiming for.
>
> There are over 300 trees in linux-next.  It impossible to try remember
> everyone's trees.  No one else has this requirement.
>

Net/bpf are different, and I wanted to point that out to lessen the
burden for the maintainers. It's documented in:

Documentation/bpf/bpf_devel_QA.rst.
Documentation/networking/netdev-FAQ.rst

> Maybe add it as an option to get_maintainer.pl --tree <hash> then that
> would be very easy.
>

Yes, improved tooling would help.


Cheers,
Björn

> regards,
> dan carpenter
>