linux-kernel - Re: [PATCHv6 06/10] node: Add memory-side caching attributes

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Date:   Fri, 22 Feb 2019 11:09:45 -0700
From:   Keith Busch <keith.busch@...el.com>
To:     Brice Goglin <Brice.Goglin@...ia.fr>
Cc:     linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-mm@...ck.org, linux-api@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rafael Wysocki <rafael@...nel.org>,
        Dave Hansen <dave.hansen@...el.com>,
        Dan Williams <dan.j.williams@...el.com>
Subject: Re: [PATCHv6 06/10] node: Add memory-side caching attributes

On Fri, Feb 22, 2019 at 11:12:38AM +0100, Brice Goglin wrote:
> Le 14/02/2019 à 18:10, Keith Busch a écrit :
> > +What:		/sys/devices/system/node/nodeX/memory_side_cache/indexY/size
> > +Date:		December 2018
> > +Contact:	Keith Busch <keith.busch@...el.com>
> > +Description:
> > +		The size of this memory side cache in bytes.
> 
> 
> Hello Keith,
> 
> CPU-side cache size is reported in kilobytes:
> 
> $ cat
> /sys/devices/system/cpu/cpu0/cache/index*/size                                             
> 
> 32K
> 32K
> 256K
> 4096K
> 
> Can you do the same of memory-side caches instead of reporting bytes?

Ok, will do.