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Message-ID: <20060820214727.GA4157@aitel.hist.no>
Date: Sun, 20 Aug 2006 23:47:27 +0200
From: Helge Hafting <helgehaf@...el.hist.no>
To: thunder7@...all.nl
Cc: Roman Zippel <zippel@...ux-m68k.org>, Andi Kleen <ak@...e.de>,
john stultz <johnstul@...ibm.com>,
Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.18-rc4-mm1 - time moving at 3x speed, fix confirmed
On Sun, Aug 20, 2006 at 09:42:44PM +0200, thunder7@...all.nl wrote:
> From: Roman Zippel <zippel@...ux-m68k.org>
> Date: Sun, Aug 20, 2006 at 09:24:05PM +0200
> >
> > Thanks for testing, it's a silly sign problem. gcc turned the divide into
> > an unsigned one.
> >
> > bye, Roman
> >
> > Signed-off-by: Roman Zippel <zippel@...ux-m68k.org>
I can confirm that 2.6.18-rc4-mm2 with this fix keeps time correctly.
2.6.18-rc4-mm2 without it has the 3x time problem, and
produce the following debug output:
3b9aca0000000000,d2ea237f00000000,d2ea237f00000000,35fe7fdef9db22
u: 3538559.870999, 0.0000
time.c: Using 3.579545 MHz WALL PM GTOD PIT/TSC timer.
time.c: Detected 1804.120 MHz processor.
.
.
.
3b9aca0000000000,d2ea237f00000000,d2ea237f00000000,35fe7fdef9db22
u: 3538559.870999, 0.0000
3b9aca0000000000,d2ea237f00000000,d2ea237f00000000,35fe7fdef9db22
u: 3538559.870999, 0.0000
3b9aca0000000000,d2ea237f00000000,d2ea237f00000000,35fe7fdef9db22
u: 3538559.870999, 0.0000
Helge Hafting
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