[sprdlinux] Re: [PATCH v3 5/5] tty/serial: Add Spreadtrum sc9836-uart driver support
- From: Lyra Zhang <zhang.lyra@xxxxxxxxx>
- To: Arnd Bergmann <arnd@xxxxxxxx>
- Date: Wed, 3 Dec 2014 20:15:48 +0800
2014-12-03 17:50 GMT+08:00 Arnd Bergmann <arnd@xxxxxxxx>:
> On Wednesday 03 December 2014 17:17:13 Lyra Zhang wrote:
>
>> 2014-11-27 2:29 GMT+08:00 Murali Karicheri <m-karicheri2@xxxxxx>:
>> > How about sorting this includes? asm/irq.h go first followed linux/ in
>> > alphabatical order?
>>
>> There are a few compile warnings if I moved asm/irq.h to the top of
>> all included files.
>
> The order that Murali meant is
>
> - first all linux/*.h headers, sorted alphabetically
> - then all asm/*.h headers, again sorted alphabetically
>
> This is the recommended style in general.
>
>> Warning details are below:
>>
>> In file included from drivers/tty/serial/sprd_serial.c:14:0:
>> ./arch/arm64/include/asm/irq.h:6:39: warning: ‘struct pt_regs’
>> declared inside parameter list [enabled by default]
>> extern void (*handle_arch_irq)(struct pt_regs *);
>> ^
>> ./arch/arm64/include/asm/irq.h:6:39: warning: its scope is only this
>> definition or declaration, which is probably not what you want
>> [enabled by default]
>> ./arch/arm64/include/asm/irq.h:8:54: warning: ‘struct pt_regs’
>> declared inside parameter list [enabled by default]
>> extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
>>
>
> I would consider this a (minor) bug in asm/irq.h. If you don't mind,
> please submit a patch to add a line with 'struct pt_regs;' to
> asm/irq.h.
OK, I would like to send another separate patch for this.
Best regards,
Chunyan
>
> Arnd
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