linux-kernel - Re: [PATCH v4 28/30] PCI: Export find_pci_host

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Date:	Tue, 3 Mar 2015 17:35:22 +0800
From:	Yijing Wang <wangyijing@...wei.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
CC:	Jiang Liu <jiang.liu@...ux.intel.com>, <linux-pci@...r.kernel.org>,
	Yinghai Lu <yinghai@...nel.org>,
	<linux-kernel@...r.kernel.org>,
	Marc Zyngier <marc.zyngier@....com>,
	<linux-arm-kernel@...ts.infradead.org>,
	Russell King <linux@....linux.org.uk>, <x86@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Tony Luck <tony.luck@...el.com>, <linux-ia64@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>,
	"Guan Xuetao" <gxt@...c.pku.edu.cn>, <linux-alpha@...r.kernel.org>,
	<linux-m68k@...ts.linux-m68k.org>, Liviu Dudau <liviu@...au.co.uk>,
	"Arnd Bergmann" <arnd@...db.de>,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: Re: [PATCH v4 28/30] PCI: Export find_pci_host_bridge()

On 2015/3/3 11:40, Bjorn Helgaas wrote:
> On Thu, Feb 26, 2015 at 04:12:22PM +0800, Yijing Wang wrote:
>> Export find_pci_host_bridge().
>>
>> Signed-off-by: Yijing Wang <wangyijing@...wei.com>
>> ---
>>  drivers/pci/host-bridge.c |    2 +-
>>  include/linux/pci.h       |    1 +
>>  2 files changed, 2 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c
>> index 4a2baa2..51e24f8 100644
>> --- a/drivers/pci/host-bridge.c
>> +++ b/drivers/pci/host-bridge.c
>> @@ -104,7 +104,7 @@ static struct pci_bus *find_pci_root_bus(struct pci_bus *bus)
>>  	return bus;
>>  }
>>  
>> -static struct pci_host_bridge *find_pci_host_bridge(struct pci_bus *bus)
>> +struct pci_host_bridge *find_pci_host_bridge(struct pci_bus *bus)
> 
> Please name this "pci_find_host_bridge()" or similar so it looks like other
> PCI functions.

OK, will rename it to "pci_find_host_bridge()" like others.


> 
>>  {
>>  	struct pci_bus *root_bus = find_pci_root_bus(bus);
>>  
>> diff --git a/include/linux/pci.h b/include/linux/pci.h
>> index 2f29e95..6ac7926 100644
>> --- a/include/linux/pci.h
>> +++ b/include/linux/pci.h
>> @@ -426,6 +426,7 @@ void pci_set_host_bridge_release(struct pci_host_bridge *bridge,
>>  struct pci_host_bridge *pci_create_host_bridge(
>>  		struct device *parent, u32 dombus, struct list_head *resources, 
>>  		void *sysdata, struct pci_host_bridge_ops *ops);
>> +struct pci_host_bridge *find_pci_host_bridge(struct pci_bus* bus);
> 
> I'm not sure this needs to be in include/linux/pci.h.  Wouldn't
> drivers/pci/pci.h be enough?

It's enough for this series, so I would move it to drivers/pci/pci.h, thanks!


> 
>>  /*
>>   * The first PCI_BRIDGE_RESOURCE_NUM PCI bus resources (those that correspond
>>   * to P2P or CardBus bridge windows) go in a table.  Additional ones (for
>> -- 
>> 1.7.1
>>
> 
> .
> 


-- 
Thanks!
Yijing

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