linux-kernel - Re: [PATCH] kernel/cpu: Move cpuhp_is_atomic_state() into #ifdef CONFIG

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Date:   Fri, 16 Mar 2018 16:27:49 +0800
From:   Dou Liyang <douly.fnst@...fujitsu.com>
To:     Thomas Gleixner <tglx@...utronix.de>
CC:     <linux-kernel@...r.kernel.org>, <sfr@...b.auug.org.au>,
        <mingo@...e.hu>, <peterz@...radead.org>, <jiangshanlai@...il.com>
Subject: Re: [PATCH] kernel/cpu: Move cpuhp_is_atomic_state() into #ifdef
 CONFIG_SMP



At 03/16/2018 03:59 PM, Thomas Gleixner wrote:
> On Fri, 16 Mar 2018, Dou Liyang wrote:
> 
>> Commit 17a2f1ced028 ("cpu/hotplug: Merge cpuhp_bp_states and cpuhp_ap_states")
>> removed the last use of cpuhp_is_atomic_state() in common case, that caused
>> Kernel produced a warning:
>>
>>    'cpuhp_is_ap_state' defined but not used
>>
>> So, Move it into #ifdef CONFIG_SMP
> 
> Thanks for the patch, but a fix is already queued in the smp/hotplug
> branch. It just did not make it into the for-next branch yet,
> 

Oops, yes, let's ignore this patch.

Thanks,
	dou

> Thanks,
> 
> 	tglx
> 
> 
>