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Date:   Fri, 17 Jan 2020 11:12:20 -0800
From:   Andi Kleen <ak@linux.intel.com>
To:     roman.sudarikov@linux.intel.com
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Subject: Re: [PATCH v4 2/2] perf =?iso-8859-1?Q?x86?=
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> > pmon0-3: list of pci busses indexed by die
> > 
> > To be honest the approach doesn't seem unreasonable to me. It's similar
> > e.g. how we express lists of cpus or nodes in sysfs today.

<snipped repeated form letter non answer to question>

Roman, 

I suppose you'll need something like

/sys/device/system/dieXXX/pci-pmon<0-3>/bus 

and bus could be a symlink to the pci bus directory.

The whole thing will be ugly and complicated and slow and difficult
to parse, but it will presumably follow Greg's rules.

-Andi