linux-kernel - Re: [PATCH 7/9] RFC: rtc: implement rtc_read

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Message-ID: <51BB51A0.6050408@linaro.org>
Date:	Fri, 14 Jun 2013 10:23:44 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	Alexander Holler <holler@...oftware.de>
CC:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	rtc-linux@...glegroups.com, Thomas Gleixner <tglx@...utronix.de>,
	Alessandro Zummo <a.zummo@...ertech.it>
Subject: Re: [PATCH 7/9] RFC: rtc: implement rtc_read_timeval()

On 06/14/2013 09:52 AM, Alexander Holler wrote:
> Some RTCs offer a higher resolution than seconds. To support reading such
> high resolution timestamps from inside the kernel implement
> rtc_read_timeval() and add a read_timeval to the rtc-ops.

So I like the direction this patch is going. But if we're going to add a 
new interface, lets not use an already out-dated structure (timeval).

Instead could you rework this to be timepsec based? Or ktime_t if its 
really internal only?

thanks
-john

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