linux-kernel - Re: [PATCH v4 1/1] runchecks: Generalize make C={1,2} to support multiple checkers

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Date:   Tue, 20 Mar 2018 06:44:35 +0100
From:   Knut Omang <knut.omang@...cle.com>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Nicolas Palix <nicolas.palix@...g.fr>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Håkon Bugge <haakon.bugge@...cle.com>,
        "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        Jonathan Corbet <corbet@....net>,
        Gilles Muller <Gilles.Muller@...6.fr>,
        Tom Saeger <tom.saeger@...cle.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Mickaël Salaün <mic@...ikod.net>,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Julia Lawall <Julia.Lawall@...6.fr>,
        John Haxby <john.haxby@...cle.com>,
        Åsmund Østvold <asmund.ostvold@...cle.com>,
        Matthew Wilcox <willy@...radead.org>,
        "Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com>,
        cocci@...teme.lip6.fr, Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v4 1/1] runchecks: Generalize make C={1,2} to support
 multiple checkers

On Mon, 2018-02-05 at 08:20 +0100, Knut Omang wrote:
> On Mon, 2018-02-05 at 16:03 +0900, Masahiro Yamada wrote:

Hi Masahiro,

I know these are busy times but any hope of getting forward on this?
Anything more I can do to ease the process?

Thanks for your time,
Knut

> > 2018-02-05 15:41 GMT+09:00 Knut Omang <knut.omang@...cle.com>:
> > > On Fri, 2018-01-19 at 11:14 +0100, Knut Omang wrote:
> > >> Add scripts/runchecks which has generic support for running
> > >> checker tools in a convenient and user friendly way that
> > >> the author hopes can contribute to rein in issues detected
> > >> by these tools in a manageable and convenient way.
> > >>
> > >> scripts/runchecks provides the following basic functionality:
> > >>
> > >> * Makes it possible to selectively suppress output from individual
> > >>   checks on a per file or per subsystem basis.
> > >> * Unifies output and suppression input from different tools
> > >>   by providing a single unified syntax and presentation for the
> > >>   underlying tools in the style of "scripts/checkpatch.pl --show-types".
> > >> * Allows selective run of one, or more (or all) configured tools
> > >>   for each file.
> > >>
> > >> In the Makefile system, the sparse specific setup has been replaced
> > >> by setup for runchecks.
> > >
> > > Hi all,
> > >
> > > - Anything more I can/need to do to bring this forward?
> > > - Any quiet concerns?
> > >
> > > I realize it is a subsystem crossing change,
> > 
> > Is it?  Only Kbuild this is related to.
> 
> Ok, I see!
> 
> > > and a lot going on elsewhere,
> > > nevertheless I believe this is a time saver in the slightly longer run,
> > > as it allows automation of checking, even without a "perfect"
> > > code base to begin with.
> > >
> > 
> > Sorry for the delay.
> 
> I understand, no problem - just was afraid it was about to get lost 
> in between subsystems,
> 
> > I have not been able to find time to dive into the detail yet.
> > (Actually, I tried to do that for v2 or v3, where Python code was so dirty,
> > then consumed my time to figure out what the code was trying to do)
> 
> Hopefully v4 is cleaner from a Python code style point of view at least,
> but let me know if you have any particular part of the code in mind wrt 
> readability. Also hopefully the docs should be of help.
> 
> > I find my concern here:
> > https://lkml.org/lkml/2018/1/5/497
> 
> I believe I have addressed the issues there in v4.
> 
> > Anyway, I will take a look again when I find some time.
> > You do not need to take care of the detail until I request to do so.
> 
> Ok, thanks a lot for your time and the quick response now!
> 
> Best regards,
> Knut
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