linux-kernel - Re: [Update][PATCH 4/5] sysfs: Functions for adding/removing symlinks to/from attribute groups

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Date:	Wed, 23 Jan 2013 16:33:43 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Kristen C. Accardi" <kristen.c.accardi@...el.com>,
	Len Brown <lenb@...nel.org>
Subject: Re: [Update][PATCH 4/5] sysfs: Functions for adding/removing
 symlinks to/from attribute groups

On Wed, Jan 23, 2013 at 07:00:54PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> The most convenient way to expose ACPI power resources lists of a
> device is to put symbolic links to sysfs directories representing
> those resources into special attribute groups in the device's sysfs
> directory.  For this purpose, it is necessary to be able to add
> symbolic links to attribute groups.
> 
> For this reason, add sysfs helper functions for adding/removing
> symbolic links to/from attribute groups, sysfs_add_link_to_group()
> and sysfs_remove_link_from_group(), respectively.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

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

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