linux-kernel - Re: [RFE PATCH 2/2] rtc, add write functionality to sysfs

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Date:	Fri, 22 Feb 2013 12:43:48 -0800
From:	John Stultz <john.stultz@...aro.org>
To:	Prarit Bhargava <prarit@...hat.com>
CC:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	x86@...nel.org, Matt Fleming <matt.fleming@...el.com>,
	David Vrabel <david.vrabel@...rix.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <ak@...ux.intel.com>, linux-efi@...r.kernel.org
Subject: Re: [RFE PATCH 2/2] rtc, add write functionality to sysfs

On 02/14/2013 09:02 AM, Prarit Bhargava wrote:
> /sys/class/rtc/rtcX/date and /sys/class/rtc/rtcX/time currently have
> read-only access.  This patch introduces write functionality which will
> set the rtc time.
>
> Usage: echo YYYY-MM-DD > /sys/class/rtc/rtcX/date
>         echo HH:MM:SS > /sys/class/rtc/rtcX/time

Why do we want to add a new interface here?

thanks
-john

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