Re: [Patch v3 11/36] sh, irq: Use helper irq_data_get_irq_handler_data() to hide irq_desc details

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On 2015/6/1 19:38, Sergei Shtylyov wrote:
> Hello.
> 
> On 6/1/2015 11:05 AM, Jiang Liu wrote:
> 
>> Use helper function irq_data_get_irq_handler_data() to hide irq_desc
>> implementation details.
> 
>    I'm only seeing calls to irq_{get|set}_handler_data() below...
Hi Sergei,
	Thanks for review, I will fix the commit message.
Thanks!
Gerry

> 
>> Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
>> ---
>>   drivers/sh/intc/virq.c |   12 +++++++-----
>>   1 file changed, 7 insertions(+), 5 deletions(-)
> 
>> diff --git a/drivers/sh/intc/virq.c b/drivers/sh/intc/virq.c
>> index f30ac9354ff2..bc0601cf0f8f 100644
>> --- a/drivers/sh/intc/virq.c
>> +++ b/drivers/sh/intc/virq.c
>> @@ -83,12 +83,11 @@ EXPORT_SYMBOL_GPL(intc_irq_lookup);
>>
>>   static int add_virq_to_pirq(unsigned int irq, unsigned int virq)
>>   {
>> -    struct intc_virq_list **last, *entry;
>> -    struct irq_data *data = irq_get_irq_data(irq);
>> +    struct intc_virq_list *entry;
>> +    struct intc_virq_list **last = NULL;
>>
>>       /* scan for duplicates */
>> -    last = (struct intc_virq_list **)&data->handler_data;
>> -    for_each_virq(entry, data->handler_data) {
>> +    for_each_virq(entry, irq_get_handler_data(irq)) {
>>           if (entry->irq == virq)
>>               return 0;
>>           last = &entry->next;
>> @@ -102,7 +101,10 @@ static int add_virq_to_pirq(unsigned int irq,
>> unsigned int virq)
>>
>>       entry->irq = virq;
>>
>> -    *last = entry;
>> +    if (last)
>> +        *last = entry;
>> +    else
>> +        irq_set_handler_data(irq, entry);
>>
>>       return 0;
>>   }
> 
> WBR, Sergei
> 
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