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SubjectRe: [PATCH][resend] m68k,m68knommu: Do not include linux/hardirq.h in asm/irqflags.h

Hi Geert,

On 30/10/10 02:31, Geert Uytterhoeven wrote:
> On Fri, Oct 29, 2010 at 16:06, Greg Ungerer<gerg@snapgear.com> wrote:
>> Philippe DeMuyter noticed this build failure with Linus' current git
>> tree. I think it is m68k clean too. If all are ok with it I'll
>> pass it directly to Linus.
>
> Sorry, I saw his patch before, but had no spare cycles left for testing.
>
> Unfortunately that breaks CONFIG_MMU=y:
>
> arch/m68k/include/asm/irqflags.h: In function ‘arch_local_irq_enable’:
> arch/m68k/include/asm/irqflags.h:43: error: implicit declaration of
> function ‘hardirq_count’
>
> But if you protect the #include<linux/hardirq.h> by #ifdef
> CONFIG_MMU, I'm happy with
> it.

Thanks, I'll rework it with that.

Regards
Greg


>> m68k,m68knommu: Do not include linux/hardirq.h in asm/irqflags.h
>>
>> Recent changes to header files made kernel compilation for m68k/m68knommu
>> fail with :
>> CC arch/m68knommu/kernel/asm-offsets.s
>> In file included from /archives/linux/git/arch/m68k/include/asm/system.h:2,
>> from include/linux/wait.h:25,
>> from include/linux/mmzone.h:9,
>> from include/linux/gfp.h:4,
>> from include/linux/irq.h:20,
>> from include/asm-generic/hardirq.h:12,
>> from
>> /archives/linux/git/arch/m68k/include/asm/hardirq_no.h:17,
>> from /archives/linux/git/arch/m68k/include/asm/hardirq.h:2,
>> from include/linux/hardirq.h:10,
>> from /archives/linux/git/arch/m68k/include/asm/irqflags.h:5,
>> from include/linux/irqflags.h:15,
>> from include/linux/spinlock.h:53,
>> from include/linux/seqlock.h:29,
>> from include/linux/time.h:8,
>> from include/linux/timex.h:56,
>> from include/linux/sched.h:56,
>> from arch/m68knommu/kernel/asm-offsets.c:12:
>> /archives/linux/git/arch/m68k/include/asm/system_no.h: In function
>> ‘__xchg’:
>> /archives/linux/git/arch/m68k/include/asm/system_no.h:79: error: implicit
>> declaration of function ‘local_irq_save’
>> /archives/linux/git/arch/m68k/include/asm/system_no.h:101: error: implicit
>> declaration of function ‘local_irq_restore’
>>
>> Fix that
>>
>> Signed-off-by: Philippe De Muyter<phdm@macqel.be>
>>
>> ---
>> diff --git a/arch/m68k/include/asm/irqflags.h
>> b/arch/m68k/include/asm/irqflags.h
>> index 4a5b284..38b414d 100644
>> --- a/arch/m68k/include/asm/irqflags.h
>> +++ b/arch/m68k/include/asm/irqflags.h
>> @@ -2,7 +2,6 @@
>> #define _M68K_IRQFLAGS_H
>> #include<linux/types.h>
>> -#include<linux/hardirq.h>
>> #include<linux/preempt.h>
>> #include<asm/thread_info.h>
>> #include<asm/entry.h>
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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
>


--
------------------------------------------------------------------------
Greg Ungerer -- Principal Engineer EMAIL: gerg@snapgear.com
SnapGear Group, McAfee PHONE: +61 7 3435 2888
8 Gardner Close, FAX: +61 7 3891 3630
Milton, QLD, 4064, Australia WEB: http://www.SnapGear.com
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