linux-kernel - Re: [RFC PATCH v2 01/12] Add sys_hotplug.h for system device hotplug framework

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Date:	Thu, 31 Jan 2013 06:24:48 +0100
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Toshi Kani <toshi.kani@...com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>, lenb@...nel.org,
	akpm@...ux-foundation.org, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org,
	bhelgaas@...gle.com, isimatu.yasuaki@...fujitsu.com,
	jiang.liu@...wei.com, wency@...fujitsu.com, guohanjun@...wei.com,
	yinghai@...nel.org, srivatsa.bhat@...ux.vnet.ibm.com
Subject: Re: [RFC PATCH v2 01/12] Add sys_hotplug.h for system device hotplug
 framework

On Wed, Jan 30, 2013 at 06:15:12PM -0700, Toshi Kani wrote:
> > Please make it a "real" pointer, and not a void *, those shouldn't be
> > used at all if possible.
> 
> How about changing the "void *handle" to acpi_dev_node below?   
> 
>    struct acpi_dev_node    acpi_node;
> 
> Basically, it has the same challenge as struct device, which uses
> acpi_dev_node as well.  We can add other FW node when needed (just like
> device also has *of_node).

That sounds good to me.

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