Re: [PATCH] PM_SLEEP_SMP: fix kconfig warning

[Randy Dunlap <randy.dunlap@oracle.com>]

On 09/12/10 10:26, Rafael J. Wysocki wrote:
> On Sunday, September 12, 2010, Randy Dunlap wrote:
>> From: Randy Dunlap <randy.dunlap@oracle.com>
>>
>> Fix kconfig unmet dependency warning:
>>
>> warning: (PM_SLEEP_SMP && SMP && (ARCH_SUSPEND_POSSIBLE || ARCH_HIBERNATION_POSSIBLE) && PM_SLEEP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && HOTPLUG)
>>
>> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
>> ---
>>  kernel/power/Kconfig |    2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> --- linux-next-20100908.orig/kernel/power/Kconfig
>> +++ linux-next-20100908/kernel/power/Kconfig
>> @@ -83,7 +83,7 @@ config PM_TRACE_RTC
>>  
>>  config PM_SLEEP_SMP
>>  	bool
>> -	depends on SMP
>> +	depends on SMP && HOTPLUG
>>  	depends on ARCH_SUSPEND_POSSIBLE || ARCH_HIBERNATION_POSSIBLE
>>  	depends on PM_SLEEP
>>  	select HOTPLUG_CPU
> 
> I'm afraid that may cause some people to find that suspend is not compiled in
> to their surprise.
> 
> Would it be possible to select both HOTPLUG and HOTPLUG_CPU instead (ie. would
> that work)?

That appears to work in my testing.  I'll ack your patch.

Acked-by: Randy Dunlap <randy.dunlap@oracle.com>

-- 
~Randy
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