linux-kernel - Re: [RFC PATCH] memory driver: make phys_index/end_phys_index reflect the start/end section number

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Message-ID: <53442021.2060608@intel.com>
Date:	Tue, 08 Apr 2014 09:13:21 -0700
From:	Dave Hansen <dave.hansen@...el.com>
To:	Li Zhong <zhong@...ux.vnet.ibm.com>,
	Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>
CC:	LKML <linux-kernel@...r.kernel.org>, nfont@...ux.vnet.ibm.com,
	gregkh@...uxfoundation.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Zhang Yanfei <zhangyanfei@...fujitsu.com>
Subject: Re: [RFC PATCH] memory driver: make phys_index/end_phys_index reflect
 the start/end section number

On 04/08/2014 01:27 AM, Li Zhong wrote:
> If Dave and others don't have further objections, it seems this small
> userspace incompatibility could be accepted by most of us, and I don't
> need to make a version 2. 

Let me ask another question then.  What are the units of
phys_index/end_phys_index?  How do we expose those units to userspace?
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