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Date:	Tue, 14 Oct 2014 17:46:24 +0100
From:	Mike Surcouf <>
To:	Thomas Shao <>
Cc:	Dan Carpenter <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	KY Srinivasan <>
Subject: Re: [PATCH 2/2] hyperv: Implement Time Synchronization using host
 time sample

>The value for TICK_USEC is defined as ((1000000UL + USER_HZ/2) / USER_HZ).
> In my box, it's 10000.
OK got it thanks .  Checked the algorithm OK by me.
Of course you can only adjust clock by a tick (smallest resolution) so
you could be flapping between 2 values so as you say NTP is preferred.
However it may be good enough for some scenarios.
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