linux-kernel - Re: [PATCH 05/18] ARM: BCM: use const and __initconst for smp

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Date:	Mon, 24 Aug 2015 13:24:26 -0700
From:	Ray Jui <rjui@...adcom.com>
To:	Florian Fainelli <f.fainelli@...il.com>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	<arm@...nel.org>
CC:	Scott Branden <sbranden@...adcom.com>,
	<linux-kernel@...r.kernel.org>,
	Russell King <linux@....linux.org.uk>,
	Brian Norris <computersforpeace@...il.com>,
	<bcm-kernel-feedback-list@...adcom.com>,
	Gregory Fong <gregory.0xf0@...il.com>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 05/18] ARM: BCM: use const and __initconst for
 smp_operations



On 8/24/2015 11:33 AM, Florian Fainelli wrote:
> On 23/08/15 21:36, Masahiro Yamada wrote:
>> The smp_operations structure is not over-written, so add const
>> qualifier and replace __initdata with __initconst.
>>
>> Also, add static to bcm63138_smp_ops.
>>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
> 
> For bcm63xx and brcmstb:
> 
> Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
> 
>> ---
>>
>>  arch/arm/mach-bcm/bcm63xx_smp.c     | 2 +-
>>  arch/arm/mach-bcm/kona_smp.c        | 2 +-
>>  arch/arm/mach-bcm/platsmp-brcmstb.c | 2 +-
>>  3 files changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/arm/mach-bcm/bcm63xx_smp.c b/arch/arm/mach-bcm/bcm63xx_smp.c
>> index 19be904..9b6727e 100644
>> --- a/arch/arm/mach-bcm/bcm63xx_smp.c
>> +++ b/arch/arm/mach-bcm/bcm63xx_smp.c
>> @@ -161,7 +161,7 @@ static void __init bcm63138_smp_prepare_cpus(unsigned int max_cpus)
>>  	}
>>  }
>>  
>> -struct smp_operations bcm63138_smp_ops __initdata = {
>> +static const struct smp_operations bcm63138_smp_ops __initconst = {
>>  	.smp_prepare_cpus	= bcm63138_smp_prepare_cpus,
>>  	.smp_boot_secondary	= bcm63138_smp_boot_secondary,
>>  };
>> diff --git a/arch/arm/mach-bcm/kona_smp.c b/arch/arm/mach-bcm/kona_smp.c
>> index 66a0465..da8328b 100644
>> --- a/arch/arm/mach-bcm/kona_smp.c
>> +++ b/arch/arm/mach-bcm/kona_smp.c
>> @@ -194,7 +194,7 @@ static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle)
>>  	return -ENOSYS;
>>  }
>>  
>> -static struct smp_operations bcm_smp_ops __initdata = {
>> +static const struct smp_operations bcm_smp_ops __initconst = {
>>  	.smp_prepare_cpus	= bcm_smp_prepare_cpus,
>>  	.smp_boot_secondary	= bcm_boot_secondary,
>>  };

The change to kona_smp.c looks fine to me.

Signed-off-by: Ray Jui <rjui@...adcom.com>

Thanks,

Ray
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