Re: [PATCH] x86 idle: repair large-server 50-watt idle-power regression

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 12/19/2013 08:02 AM, Ingo Molnar wrote:
>>
>> __monitor() currently doesn't, which is idiotic.
> 
> Hm, __monitor() seems to take a void *:
> 
>  arch/x86/include/asm/processor.h:static inline void __monitor(const void *eax, unsigned long ecx,
> 
> So writing:
> 
> 		if (this_cpu_has(X86_FEATURE_CLFLUSH_MONITOR))
> 			clflush(&current_thread_info()->flags);
> 
>   		__monitor(&current_thread_info()->flags, 0, 0);
> 

Yes, brain failure on my part.

	-hpa


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