[PATCH 1/6] PCI, acpiphp: Use list_for_each_entry() for bus traversal

Yijing Wang wangyijing at huawei.com
Fri Feb 14 16:52:50 PST 2014


On 2014/2/15 2:23, Bjorn Helgaas wrote:
> On Thu, Feb 13, 2014 at 09:13:58PM +0800, Yijing Wang wrote:
>> Replace list_for_each() + pci_bus_b() with the simpler
>> list_for_each_entry().
>>
>> Signed-off-by: Yijing Wang <wangyijing at huawei.com>
> 
> I applied all six of these (please include a 0/6 cover letter in the
> future; that's a nice place to note that I applied things) to
> pci/list-for-each-entry for v3.15, thanks!

Thanks, I will add cover letter in the next time, sorry.

> 
>> ---
>>  drivers/pci/hotplug/acpiphp_glue.c |    6 +++---
>>  1 files changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
>> index cd929ae..aee6a0a 100644
>> --- a/drivers/pci/hotplug/acpiphp_glue.c
>> +++ b/drivers/pci/hotplug/acpiphp_glue.c
>> @@ -450,7 +450,7 @@ static void cleanup_bridge(struct acpiphp_bridge *bridge)
>>   */
>>  static unsigned char acpiphp_max_busnr(struct pci_bus *bus)
>>  {
>> -	struct list_head *tmp;
>> +	struct pci_bus *tmp;
>>  	unsigned char max, n;
>>  
>>  	/*
>> @@ -463,8 +463,8 @@ static unsigned char acpiphp_max_busnr(struct pci_bus *bus)
>>  	 */
>>  	max = bus->busn_res.start;
>>  
>> -	list_for_each(tmp, &bus->children) {
>> -		n = pci_bus_max_busnr(pci_bus_b(tmp));
>> +	list_for_each_entry(tmp, &bus->children, node) {
>> +		n = pci_bus_max_busnr(tmp);
>>  		if (n > max)
>>  			max = n;
>>  	}
>> -- 
>> 1.7.1
>>
>>
> 
> 


-- 
Thanks!
Yijing



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