linux-kernel - Re: [PATCH] PM_SLEEP_SMP: fix kconfig warning

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4C8D210D.8080307@oracle.com>
Date:	Sun, 12 Sep 2010 11:50:53 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	lkml <linux-kernel@...r.kernel.org>,
	linux-pm@...ts.linux-foundation.org
Subject: Re: [PATCH] PM_SLEEP_SMP: fix kconfig warning

On 09/12/10 10:26, Rafael J. Wysocki wrote:
> On Sunday, September 12, 2010, Randy Dunlap wrote:
>> From: Randy Dunlap <randy.dunlap@...cle.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@...cle.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@...cle.com>

-- 
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/