Re: Irritating kernel message 'intel_rapl: intel_rapl: no valid rapl domains found in package 0'

Re: Irritating kernel message 'intel_rapl: intel_rapl: no valid rapl domains found in package 0'

[Borislav Petkov]

+ tip guys and lkml.

On Thu, Dec 03, 2015 at 11:12:21AM +0100, Hannes Reinecke wrote:
> Hi Jacob,
> 
> Boris told me to contact you, so here we go:
> 
> Booting a 3.12 kernel under qemu with a stock tianocore UEFI BIOS results in
> this message:
> 
> kernel: intel_rapl: no valid rapl domains found in package 0'
> 
> Which might be related to my particular setup, as I've set
> 
> -cpu SandyBridge
> 
> in qemu. However, the same message appears when I'm booting the minnowboard
> MAX with the said kernel.
> 
> While this isn't particular harmful, the message is displayed with
> logging level 'WARN', and thus disrupts fast/quiet booting when using
> systemd.
> 
> And also we really should not printing this message at all, seeing that the
> systems don't support RAPL (apparently).
> 
> Cheers,
> 
> Hannes
> -- 
> Dr. Hannes Reinecke		               zSeries & Storage
> hare@suse.de			               +49 911 74053 688
> SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
> GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
> HRB 21284 (AG Nürnberg)

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--