linux-kernel - Re: [PATCH v2 all 04/14] arc: use of_platform_default

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Date:	Thu, 17 Mar 2016 08:28:18 -0500
From:	Rob Herring <robh+dt@...nel.org>
To:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:	Kefeng Wang <wangkefeng.wang@...wei.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"arnd@...db.de" <arnd@...db.de>,
	"shawnguo@...nel.org" <shawnguo@...nel.org>,
	"catalin.marinas@....com" <catalin.marinas@....com>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	"olof@...om.net" <olof@...om.net>,
	"yamada.masahiro@...ionext.com" <yamada.masahiro@...ionext.com>,
	"guohanjun@...wei.com" <guohanjun@...wei.com>
Subject: Re: [PATCH v2 all 04/14] arc: use of_platform_default_populate() to
 populate default bus

On Thu, Mar 17, 2016 at 6:29 AM, Vineet Gupta
<Vineet.Gupta1@...opsys.com> wrote:
> On Wednesday 16 March 2016 01:03 PM, Kefeng Wang wrote:
>> Use helper of_platform_default_populate() in linux/of_platform
>> when possible, instead of calling of_platform_populate() with
>> the default match table.
>>
>> Acked-by: Vineet Gupta <vgupta@...opsys.com>
>> Cc: Vineet Gupta <vgupta@...opsys.com>
>> Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
>
> Thx Kefeng. I've added this to ARC for-curr for 4.6
>
>> ---
>>  arch/arc/kernel/setup.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
>> index cdc821d..401f51f 100644
>> --- a/arch/arc/kernel/setup.c
>> +++ b/arch/arc/kernel/setup.c
>> @@ -464,7 +464,7 @@ static int __init customize_machine(void)
>>        * Traverses flattened DeviceTree - registering platform devices
>>        * (if any) complete with their resources
>>        */
>> -     of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
>> +     of_platform_default_populate(NULL, NULL, NULL);
>
> Perhaps too late - but can't of_platform_default_populate just be a static inline
> calling of_platform_populate in the header rather than exporting yet another symbol !

The idea is to not export the variable of_default_bus_match_table and
export a function instead.

Rob