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

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Date:   Tue, 21 Feb 2017 18:05:22 +0100
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Hans-Christian Egtvedt <egtvedt@...fundet.no>,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Richard Weinberger <richard@....at>,
        "open list:MEMORY TECHNOLOGY..." <linux-mtd@...ts.infradead.org>,
        Nicolas Ferre <nicolas.ferre@...el.com>,
        Haavard Skinnemoen <hskinnemoen@...il.com>,
        "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 21/02/2017 at 18:32:26 +0200, Andy Shevchenko wrote:
> I did it ~year or so before where another relocation bug was discovered (fixed).
> 
> > please feel free to
> > send a patch to remove the whole architecture.
> > The benefits for atmel will be: proper big endian support, removal of
> > platform data from all the drivers, better clocksource handling.
> 
> That is good point, but if maintainers don't care, why anyone else should?
> Neither do I.
> 
> >> > It can be frustrating at times to handle that platform but if it is
> >> > working for someone, I don't see why we would remove it.
> >>
> >> How it's working if it's not linked?
> >>
> >
> > Come on, v4.10 has just been release and v4.9 was building just fine. Do
> > you really expect everybody to closely follow linux-next or update
> > overnight?
> 
> What version do you use as compiler?
> 
> Today's linux-next:
> $ make O=~/prj/TMP/out/avr32 C=1 CF=-D__CHECK_ENDIAN__ -j64 CONFIG_DEBUG_INFO=
> y CONFIG_DEBUG_SECTION_MISMATCH=y
> 
>   CC      lib/sbitmap.o
> {standard input}: Assembler messages:
> {standard input}:378: Warning: Unary operator + ignored because bad
> operand follows
> {standard input}:378: Warning: missing operand; zero assumed
> {standard input}:378: Internal error!
> Assertion failure in finish_insn at .././gas/config/tc-avr32.c line 3498.
> Please report this bug.
> scripts/Makefile.build:294: recipe for target 'lib/sbitmap.o' failed
> 
> $ avr32-linux-gcc --version
> avr32-linux-gcc (GCC) 4.2.2-atmel.1.0.8
> 

avr32-linux-gcc (GCC) 4.2.4-atmel.1.1.3.avr32linux.1

Today's linux-next built without network support, the issue still being:
virt/built-in.o: warning: input is not relaxable net/built-in.o: In function `rtnl_fill_vfinfo':
rtnetlink.c:(.text+0x21974): relocation truncated to fit: R_AVR32_11H_PCREL against `.text'+2156c
rtnetlink.c:(.text+0x2198a): relocation truncated to fit: R_AVR32_11H_PCREL against `.text'+2156c
Makefile:983: recipe for target 'vmlinux' failed


-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com