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Date:      Tue, 24 Dec 2002 14:30:10 -0800
From:      Juli Mallett <jmallett@FreeBSD.org>
To:        Greg 'groggy' Lehey <grog@FreeBSD.org>
Cc:        TwinsPop <fbsd@rusts.net>, current@freebsd.org
Subject:   Re: calcru: negative time?
Message-ID:  <20021224143010.A40216@FreeBSD.org>
In-Reply-To: <20021224222711.GE79700@wantadilla.lemis.com>; from grog@FreeBSD.org on Wed, Dec 25, 2002 at 08:57:11AM %2B1030
References:  <20021224213702.GD661@jon.rusts.net> <20021224222711.GE79700@wantadilla.lemis.com>

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* De: Greg 'groggy' Lehey <grog@FreeBSD.org> [ Data: 2002-12-24 ]
	[ Subjecte: Re: calcru: negative time? ]
> The canonical answer is "you need to build a kernel without the apm
> device".  But it's not in GENERIC any more.  It's also surprising that
> you haven't seen this problem before: there's nothing specific to 5.0
> about it.

If you spend too much busy time in the kernel (say a tight loop), it can
happen, I think.  I saw it a lot when I had a continue instead of a break
in a fairly tight loop, I think.
-- 
Juli Mallett <jmallett@FreeBSD.org>
OpenDarwin, Mono, FreeBSD Developer.
ircd-hybrid Developer, EFnet addict.
FreeBSD on MIPS-Anything on FreeBSD.

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