linux-kernel - RE: [PATCH v2 1/2] timekeeping: add EXPORT_SYMBOL_GPL for do

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Message-ID: <alpine.DEB.2.11.1410211024220.5308@nanos>
Date:	Tue, 21 Oct 2014 10:25:57 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Thomas Shao <huishao@...rosoft.com>
cc:	Jeff Epler <jepler@...ythonic.net>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
	"olaf@...fle.de" <olaf@...fle.de>,
	"apw@...onical.com" <apw@...onical.com>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	KY Srinivasan <kys@...rosoft.com>,
	John Stultz <john.stultz@...aro.org>,
	Richard Cochran <rcochran@...utronix.de>
Subject: RE: [PATCH v2 1/2] timekeeping: add EXPORT_SYMBOL_GPL for
 do_adjtimex()

On Tue, 21 Oct 2014, Thomas Shao wrote:

> I'm also thinking if NTPd could expose some interface to allow other
> application to directly provide time source for it to consume. In my
> opinion, emulating the ntp source should be very hard and error
> prone.

Well, if done right it would be pretty precise. At least way better
than the random number you feed into do_adjtimex().

Thanks,

	tglx
 
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