linux-kernel - RE: [RFC PATCH v2 5/5] docs: ABI: Add sysfs documentation interface of hardware prefetch driver

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Message-ID: <OSBPR01MB20377DD32D4E285CCEC3629480939@OSBPR01MB2037.jpnprd01.prod.outlook.com>
Date:   Wed, 10 Nov 2021 09:25:20 +0000
From:   "tarumizu.kohei@...itsu.com" <tarumizu.kohei@...itsu.com>
To:     'Dave Hansen' <dave.hansen@...el.com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will@...nel.org" <will@...nel.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "bp@...en8.de" <bp@...en8.de>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
        "x86@...nel.org" <x86@...nel.org>, "hpa@...or.com" <hpa@...or.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [RFC PATCH v2 5/5] docs: ABI: Add sysfs documentation interface
 of hardware prefetch driver

> First, I'd give them real names.
> 
> Second, I'd link them to the level or levels of the cache that they effect.
> 
> Third, I'd make sure that it is clear what caches it affects.
> 
> We have a representation of the caches in:
> 
> 	/sys/devices/system/cpu/cpu*/cache
> 
> It would be a shame to ignore those.

Thank you for your advice.
I try to reconsider the design.