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Date: Fri, 1 Jul 2016 20:35:36 +0200
From: Borislav Petkov <bp@suse.de>
To: "Yu, Fenghua" <fenghua.yu@intel.com>
Cc: "Luck, Tony" <tony.luck@intel.com>, Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@elte.hu>,
        "Anvin, H Peter" <h.peter.anvin@intel.com>,
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        "Shankar, Ravi V" <ravi.v.shankar@intel.com>,
        Vikas Shivappa <vikas.shivappa@linux.intel.com>,
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Subject: Re: [PATCH] cacheinfo: Introduce cache id
Message-ID: <20160701183536.GE4749@pd.tnic>
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On Fri, Jul 01, 2016 at 06:01:06PM +0000, Yu, Fenghua wrote:
> Cache id is unique on the same level of cache across platform.

Btw, I forgot to ask in the reply to Tony: how are those cache IDs
exactly going to be used? An example please...

> Could you check cpu#/cache/index#/shared_cpu_map or shared_cpu_list.

Bah, my kvm is on an AMD guest - forget what it says :-)

> Cache id is unique on the same level across platform.
> 
> #find /sys/device/system/cpu/. -name id|xargs cat

Btw, you could do

grep . /sys/devices/system/cpu/cpu*/cache/index*/id

and it'll give you the absolute filepaths too, so that the output is
parseable easier.

-- 
Regards/Gruss,
    Boris.

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