linux-kernel - Re: [PATCH] Driver core / memory: Simplify __memory_block_change

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Date:	Wed, 22 May 2013 15:14:43 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Tang Chen <tangchen@...fujitsu.com>,
	Toshi Kani <toshi.kani@...com>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	isimatu.yasuaki@...fujitsu.com,
	vasilis.liaskovitis@...fitbricks.com, Len Brown <lenb@...nel.org>,
	linux-mm@...ck.org
Subject: Re: [PATCH] Driver core / memory: Simplify
 __memory_block_change_state()

On Thu, May 23, 2013 at 12:06:50AM +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> As noted by Tang Chen, the last_online field in struct memory_block
> introduced by commit 4960e05 (Driver core: Introduce offline/online
> callbacks for memory blocks) is not really necessary, because
> online_pages() restores the previous state if passed ONLINE_KEEP as
> the last argument.  Therefore, remove that field along with the code
> referring to it.
> 
> References: http://marc.info/?l=linux-kernel&m=136919777305599&w=2
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>


Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
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