linux-kernel - Re: [PATCH v2 1/3] mtd: nand: Cleanup/rework the atmel

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20170221090610.6d531b94@bbrezillon>
Date:   Tue, 21 Feb 2017 09:06:10 +0100
From:   Boris Brezillon <boris.brezillon@...e-electrons.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Richard Weinberger <richard@....at>,
        "open list:MEMORY TECHNOLOGY..." <linux-mtd@...ts.infradead.org>,
        Nicolas Ferre <nicolas.ferre@...el.com>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        Haavard Skinnemoen <hskinnemoen@...il.com>,
        Hans-Christian Egtvedt <egtvedt@...fundet.no>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Wenyou Yang <wenyou.yang@...el.com>,
        Josh Wu <rainyfeeling@...look.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Cyrille Pitchen <cyrille.pitchen@...el.com>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        Rob Herring <robh+dt@...nel.org>,
        Pawel Moll <pawel.moll@....com>,
        Mark Rutland <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Kumar Gala <galak@...eaurora.org>,
        devicetree <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 1/3] mtd: nand: Cleanup/rework the atmel_nand driver

On Tue, 21 Feb 2017 01:54:37 +0200
Andy Shevchenko <andy.shevchenko@...il.com> wrote:

> On Tue, Feb 21, 2017 at 1:40 AM, Andy Shevchenko
> <andy.shevchenko@...il.com> wrote:
> > On Mon, Feb 20, 2017 at 10:50 PM, Boris Brezillon
> > <boris.brezillon@...e-electrons.com> wrote:  
> >> On Mon, 20 Feb 2017 21:38:03 +0100
> >> Boris Brezillon <boris.brezillon@...e-electrons.com> wrote:
> >>  
> >>> On Mon, 20 Feb 2017 22:27:17 +0200
> >>> Andy Shevchenko <andy.shevchenko@...il.com> wrote:
> >>>  
> >>> > On Mon, Feb 20, 2017 at 2:28 PM, Boris Brezillon
> >>> > <boris.brezillon@...e-electrons.com> wrote:
> >>> >  
> >>> > >  drivers/mtd/nand/atmel/nand-controller.c | 2269 +++++++++++++++++++++++++++
> >>> > >  drivers/mtd/nand/atmel_nand.c            | 2479 ------------------------------  
> >>> >
> >>> > Does -M -C help you?
> >>> > At least it would help reviewers
> >>> >  
> >>>
> >>> No it doesn't, because files were not just moved around using git mv,
> >>> it's a complete rewrite of the driver. IIUC, you're about to review
> >>> this submission, or are you just trolling like last time?  
> >>
> >> My bad, I mistaken you with someone else. Sorry for being harsh, but my
> >> explanation stands ;-).  
> >
> > No problem. I was asking since it so big and on first glance looks
> > like a partial copy (I dunno if parameter to -C makes it somehow
> > useful), though I can't review this. It's too big to me. Sorry I'm
> > really not trolling, just didn't read commit message carefully.  
> 
> Okay, I very quickly looked into the code, what I noticed
> - you like extra parens and empty lines in some cases (not big deal)

Can you point specific places where you think these are not needed?

> - some functions perhaps might have been refactored to have common
> pieces in error handling, though I didn't read core carefully.

Again, be more precise.

> 
> Most important part I have noticed is a GPIO request.
> I didn't get why you almost repeat gpiod_get() in case of platform data?
> Shouldn't we have GPIO look up table?
> Can we use builtin device properties (for GPIO and/or overall)?

Sorry but I don't get it. Can give an example of what you'd like me to
do?

Thanks,

Boris