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Message-ID: <5f982ebd7223369362e6e27d111704883c4d7e44.camel@perches.com>
Date: Thu, 03 Nov 2022 18:40:57 -0700
From: Joe Perches <joe@...ches.com>
To: Peter Collingbourne <pcc@...gle.com>
Cc: Bjorn Helgaas <helgaas@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Andy Whitcroft <apw@...onical.com>,
Dwaipayan Ray <dwaipayanray1@...il.com>,
Lukas Bulwahn <lukas.bulwahn@...il.com>,
Kees Cook <keescook@...omium.org>,
Randy Dunlap <rdunlap@...radead.org>,
linux-kernel@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>
Subject: Re: [PATCH] checkpatch: add warning for non-lore mailing list URLs
On Thu, 2022-11-03 at 18:34 -0700, Peter Collingbourne wrote:
> On Thu, Nov 3, 2022 at 6:27 PM Joe Perches <joe@...ches.com> wrote:
> >
> > On Thu, 2022-11-03 at 18:07 -0700, Peter Collingbourne wrote:
> > > On Wed, Oct 19, 2022 at 03:28:43PM -0500, Bjorn Helgaas wrote:
> > > > From: Bjorn Helgaas <bhelgaas@...gle.com>
> > > >
> > > > The lkml.org, marc.info, spinics.net, etc archives are not quite as useful
> > > > as lore.kernel.org because they use different styles, add advertising, and
> > > > may disappear in the future. The lore archives are more consistent and
> > > > more likely to stick around, so prefer https://lore.kernel.org URLs when
> > > > they exist.
> > >
> > > If the commit message contains a line like:
> > >
> > > Cc: linux-arm-kernel@...ts.infradead.org
> > >
> > > this patch causes checkpatch.pl to complain. Would it be possible to
> > > restrict this to URLs?
> >
> > Yes, I believe this would probably work well enough:
> > ---
> > scripts/checkpatch.pl | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> > index 7be93c3df2bcb..fe25642d8bacc 100755
> > --- a/scripts/checkpatch.pl
> > +++ b/scripts/checkpatch.pl
> > @@ -3336,7 +3336,8 @@ sub process {
> > }
> >
> > # Check for mailing list archives other than lore.kernel.org
> > - if ($rawline =~ m{\b$obsolete_archives}) {
> > + if ($rawline =~ m{\b$obsolete_archives} &&
> > + $rawline !~ /^\s*cc:/i) {
>
> Can we make this (to|cc): instead? Otherwise developers (like me) who
> use custom scripts to add To: headers to their patches before passing
> them to checkpatch.pl will also hit this warning if their patch is
> being sent To: one of these mailing lists.
I think adding "To:" would be odd and unnecessary as it's not
something that would actually be in a patch.
You could use another front-end script to strip those "To:" from
checkpatch inputs.
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