linux-kernel - Re: [PATCH 2/2] hyperv: Implement Time Synchronization using host time sample

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Message-ID: <1413294235.3269.4.camel@joe-AO725>
Date:	Tue, 14 Oct 2014 06:43:55 -0700
From:	Joe Perches <joe@...ches.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Thomas Shao <huishao@...rosoft.com>, tglx@...utronix.de,
	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org, olaf@...fle.de, apw@...onical.com,
	jasowang@...hat.com, kys@...rosoft.com
Subject: Re: [PATCH 2/2] hyperv: Implement Time Synchronization using host
 time sample

On Tue, 2014-10-14 at 14:19 +0300, Dan Carpenter wrote:
> I had a couple small style nits.
> 
> On Tue, Oct 14, 2014 at 04:11:18AM -0700, Thomas Shao wrote:
> > diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
> > index 3b9c9ef..1d8390c 100644
> > --- a/drivers/hv/hv_util.c
> > +++ b/drivers/hv/hv_util.c
> > @@ -51,11 +51,30 @@
> >  #define HB_WS2008_MAJOR	1
> >  #define HB_WS2008_VERSION	(HB_WS2008_MAJOR << 16 | HB_MINOR)
> >  
> > +#define  TIMESAMPLE_INTERVAL 5000000000L  /* 5s in nanosecond */
> 
> If you wanted you could say:
> 
> #define  TIMESAMPLE_INTERVAL  (5 * NSEC_PER_SEC)

ULL


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