linux-kernel - Re: [PATCH] irq: export handle_simple_irq, irq_modify_status, irq_to_desc, irq_alloc_descs and irq_free

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Message-ID: <4DCD50BF.2030308@cam.ac.uk>
Date:	Fri, 13 May 2011 16:39:43 +0100
From:	Jonathan Cameron <jic23@....ac.uk>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] irq: export handle_simple_irq, irq_modify_status, irq_to_desc,
 irq_alloc_descs and irq_free_descs

On 05/13/11 16:17, Thomas Gleixner wrote:
> On Fri, 13 May 2011, Jonathan Cameron wrote:
> 
>> Hi Thomas.
>>
>> Just a quick request that you give a yes or no to this.
>>
>> Thanks and sorry for repeated pestering!
> 
> Sorry for the delay.
>  
>>>>  /**
>>>>   *	irq_cpu_online - Invoke all irq_cpu_online functions.
>>>> diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
>>>> index 2c039c9..5ac14e2 100644
>>>> --- a/kernel/irq/irqdesc.c
>>>> +++ b/kernel/irq/irqdesc.c
>>>> @@ -110,6 +110,7 @@ struct irq_desc *irq_to_desc(unsigned int irq)
>>>>  {
>>>>  	return radix_tree_lookup(&irq_desc_tree, irq);
>>>>  }
>>>> +EXPORT_SYMBOL_GPL(irq_to_desc);
> 
> I'm fine with that, just this one makes me a bit wary.
It does feel a little fishy. For reference of others - it's required as
generic_handle_irq is inline in the irqdesc.h and uses it.
> I have a closer
> look over the weekend.
> 
> Thanks,
Thanks,
> 
> 	tglx
> 

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