Re: [PATCH v1] percpu: use raw_local_irq_* in _this_cpu op
From: Ming Lei
Date: Wed Feb 15 2012 - 03:56:17 EST
On Wed, Feb 15, 2012 at 2:03 PM, Eric Dumazet <eric.dumazet@xxxxxxxxx> wrote:
> Le mercredi 15 février 2012 à 13:08 +0800, Ming Lei a écrit :
>
>> Just several warnings, no errors. Also the 5 warnings are introduced
>> by previous commit, sounds nothing to do with motivation of this patch.
>> You may prepare a standalone patch to fix all the code style in this file, :-)
>>
>
> Oh well, I dont use checkpatch but spoke about trailing \
>
> Cant you see them on your screen ?
>
> We had :
>
> #define _this_cpu_generic_to_op(pcp, val, op) \
> do { \
> unsigned long flags; \
> local_irq_save(flags); \
> *__this_cpu_ptr(&(pcp)) op val; \
> local_irq_restore(flags); \
> } while (0)
>
>
> You want :
>
> #define _this_cpu_generic_to_op(pcp, val, op) \
> do { \
> unsigned long flags; \
> raw_local_irq_save(flags); \
> *__this_cpu_ptr(&(pcp)) op val; \
> raw_local_irq_restore(flags); \
> } while (0)
>
>
> I suggest :
>
> #define _this_cpu_generic_to_op(pcp, val, op) \
> do { \
> unsigned long flags; \
> raw_local_irq_save(flags); \
> *__this_cpu_ptr(&(pcp)) op val; \
> raw_local_irq_restore(flags); \
> } while (0)
>
>
> Is it clear now ?
Thanks for your pointing it out.
Yes, I have updated the patch and sent it out.
thanks,
--
Ming Lei
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