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From: "H. Peter Anvin" <hpa@zytor.com>
To: Gerald Britton <gbritton@doomcom.org>
Cc: Michael Smith <msmith@xiph.org>,
	linux-kernel@vger.kernel.org, Andy Wingo <wingo@fluendo.com>
Subject: Re: gettimeofday() jumping into the future
Date: Thu, 23 Aug 2007 13:07:48 -0700	[thread overview]
Message-ID: <46CDE914.1030400@zytor.com> (raw)
In-Reply-To: <20070823113648.GA5405@zante.sekrit.org>

Gerald Britton wrote:
> I have seen this as well (on a 2.6.20.4 kernel).  The value returned was
> always identical each time the glitch occured (just a little over 4398
> seconds).

I would guess an off by 2^32 error is at play.

	-hpa

  parent reply	other threads:[~2007-08-23 20:08 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-23 11:08 gettimeofday() jumping into the future Michael Smith
2007-08-23 11:36 ` Gerald Britton
2007-08-23 13:03   ` Avi Kivity
2007-08-23 20:09     ` H. Peter Anvin
2007-08-23 20:07   ` H. Peter Anvin [this message]
2007-08-23 11:47 ` Peter Zijlstra
2007-08-23 12:20   ` Michael Smith
2007-08-23 18:47     ` john stultz
2007-08-25 16:44       ` Michael Smith
2008-03-30 21:17 ` Tim Ricketts
2008-03-31  7:18   ` Andi Kleen
2008-04-03 11:47     ` James Courtier-Dutton
2008-04-03 12:22       ` James Courtier-Dutton
2008-04-03 12:44         ` James Courtier-Dutton
2008-04-11 23:11           ` john stultz
2008-03-31  8:55   ` Thomas Gleixner
2008-03-31 16:03     ` John Stultz
2008-04-02 11:22       ` Thomas Gleixner
2008-04-02 23:57         ` Karsten Wiese
2008-04-03  6:28           ` Thomas Gleixner
2008-04-02  4:26   ` Mihai Donțu
2008-04-02  4:27     ` Mihai Donțu
     [not found] <47F3F313.7030803@vmware.com>
2008-04-02 22:40 ` Tim Mann

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