linux-kernel - Re: Compile issues with se7206

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Date:	Tue, 8 Jul 2014 10:08:46 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Nick Krause <xerofoify@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Compile issues with se7206_defconfig

On Tue, Jul 8, 2014 at 6:03 AM, Guenter Roeck <linux@...ck-us.net> wrote:
> On 07/07/2014 07:56 PM, Nick Krause wrote:
>> There seems to me a build issue with this config. I will paste my logs
>> for this build below this message.
>> Cheers Nick
>> scripts/mod/empty.c:1:0: error: cannot use atomic model soft-imask in user
>> mode
>>   /* empty file to figure out endianness / word size */
>>   ^
>> make[2]: *** [scripts/mod/empty.o] Error 1
>> make[2]: *** Waiting for unfinished jobs....
>> make[1]: *** [scripts/mod] Error 2
>> make[1]: *** Waiting for unfinished jobs....
>>    CHK     include/generated/utsrelease.h
>>    UPD     include/generated/utsrelease.h
>>    Generating include/generated/machtypes.h
>>    CC      kernel/bounds.s
>> kernel/bounds.c:1:0: error: cannot use atomic model soft-imask in user
>> mode
>>   /*
>>   ^
>> make[1]: *** [kernel/bounds.s] Error 1
>> make: *** [prepare0] Error 2
>> make: *** Waiting for unfinished jobs....
>> make: *** [scripts] Error 2
>
> What kernel version ? I see a build failure in mainline, but it is
> different.

Indeed.

> net/built-in.o: In function `__sk_run_filter':
> filter.c:(.text+0x3156c): undefined reference to `__fpscr_values'
> filter.c:(.text+0x31760): undefined reference to `__fpscr_values'
> filter.c:(.text+0x31c8c): undefined reference to `__fpscr_values'
> filter.c:(.text+0x31f00): undefined reference to `__fpscr_values'
> filter.c:(.text+0x323b0): undefined reference to `__fpscr_values'

Toolchain issue: the compiler doesn't recognize the option to disable
the FPU, so it isn't passed, cfr.
www.spinics.net/lists/netdev/msg278300.html

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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