linux-kernel - Re: [PATCH v2] MAINTAINERS: XDP: restrict N: and K:

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Date:   Sat, 11 Jul 2020 04:10:13 -0700
From:   Joe Perches <joe@...ches.com>
To:     Jesper Dangaard Brouer <brouer@...hat.com>
Cc:     "Alexander A. Klimov" <grandmaster@...klimov.de>, ast@...nel.org,
        daniel@...earbox.net, davem@...emloft.net, kuba@...nel.org,
        hawk@...nel.org, john.fastabend@...il.com,
        mchehab+huawei@...nel.org, robh@...nel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Subject: Re: [PATCH v2] MAINTAINERS: XDP: restrict N: and K:

On Sat, 2020-07-11 at 10:23 +0200, Jesper Dangaard Brouer wrote:
> On Fri, 10 Jul 2020 12:37:47 -0700
> Joe Perches <joe@...ches.com> wrote:
> 
> > On Fri, 2020-07-10 at 21:04 +0200, Alexander A. Klimov wrote:
> > > Rationale:
> > > Documentation/arm/ixp4xx.rst contains "xdp" as part of "ixdp465"
> > > which has nothing to do with XDP.
> > > 
> > > Signed-off-by: Alexander A. Klimov <grandmaster@...klimov.de>
> > > ---
> > >  Better?
> > > 
> > >  MAINTAINERS | 4 ++--
> > >  1 file changed, 2 insertions(+), 2 deletions(-)
> > > 
> > > diff --git a/MAINTAINERS b/MAINTAINERS
> > > index 1d4aa7f942de..735e2475e926 100644
> > > --- a/MAINTAINERS
> > > +++ b/MAINTAINERS
> > > @@ -18708,8 +18708,8 @@ F:	include/trace/events/xdp.h
> > >  F:	kernel/bpf/cpumap.c
> > >  F:	kernel/bpf/devmap.c
> > >  F:	net/core/xdp.c
> > > -N:	xdp
> > > -K:	xdp
> > > +N:	(?:\b|_)xdp
> > > +K:	(?:\b|_)xdp  
> > 
> > Generally, it's better to have comprehensive files lists
> > rather than adding name matching regexes.
> 
> I like below more direct matching of the files we already know are XDP
> related. The pattern match are meant to catch drivers containing XDP
> related bits.

That's what the K: entry is for no?

Anyway, if you agree with using the appropriate F: patterns,
please submit it.  I'm not going to.

> (small typo in your patch below)
> 
> > Perhaps:
> > ---
> >  MAINTAINERS | 12 +++++++++---
> >  1 file changed, 9 insertions(+), 3 deletions(-)
> > 
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index 16854e47e8cb..2e96cbf15b31 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -18763,13 +18763,19 @@ M:	John Fastabend <john.fastabend@...il.com>
> >  L:	netdev@...r.kernel.org
> >  L:	bpf@...r.kernel.org
> >  S:	Supported
> > -F:	include/net/xdp.h
> > +F:	Documentation/networking/af_xdp.rst
> > +F:	include/net/xdp*
> >  F:	include/trace/events/xdp.h
> > +F:	include/uapi/linux/if_xdp.h
> > +F:	include/uapi/linux/xdp_diag.h
> >  F:	kernel/bpf/cpumap.c
> >  F:	kernel/bpf/devmap.c
> >  F:	net/core/xdp.c
> > -N:	xdp
> > -K:	xdp
> > +F:	net/xdp/
> > +F:	samples/bpf/xdp*
> > +F:	tools/testing/selftests/bfp/*xdp*
>                                ^^^^ 
> Typo, should be "bpf"
> 
> > +F:	tools/testing/selftests/bfp/*/*xdp*
> > +K:	(?:\b|_)xdp(?:\b|_)
> >  
> >  XDP SOCKETS (AF_XDP)
> >  M:	Björn Töpel <bjorn.topel@...el.com>
> > 
> 
>