From: Thomas Gleixner <tglx@linutronix.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
John Stultz <johnstul@us.ibm.com>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [Regression] Negative time on Acer Ferrari One with current -git
Date: Sat, 22 May 2010 16:18:09 +0200 (CEST) [thread overview]
Message-ID: <alpine.LFD.2.00.1005221616310.3368@localhost.localdomain> (raw)
In-Reply-To: <alpine.LFD.2.00.1005221429360.3368@localhost.localdomain>
On Sat, 22 May 2010, Thomas Gleixner wrote:
> On Fri, 21 May 2010, Linus Torvalds wrote:
> > On Fri, 21 May 2010, Rafael J. Wysocki wrote:
> > >
> > > Trying to boot current -git on Acer Ferrari One (64-bit), I get mount errors
> > > for all filesystems telling me that "now = (null) is in the future" and when
> > > run 'date' it says: "date: time <long negative number> is out of range".
> > >
> > > Any ideas anyone?
> >
> > No ideas, but apart from the obvious "maybe you can pin it down a bit with
> > a few bisection compiles", it's almost certainly through the timer tree
> > merge from Thomas, which included various wall-clock-time changes from
> > John Stultz & co.
> >
> > I don't see anything else that would likely affect any wall-clock time,
> > but who knows..
> >
> > John, Thomas? Ring any bells?
>
> Went through the pile and nothing stands out.
>
> The system has an AMD X2 with the jinxed C1E, so I'd rather suspect
> that we managed to break C1E again.
>
> Just tried to boot -git on my X2 machine and it does not come
> up. Investigating.
Second boot worked, I love heisenbugs. :(
Rafael, can you check whether the C1E idle is selected. Also which
clocksource is used ?
Thanks,
tglx
next prev parent reply other threads:[~2010-05-22 14:18 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-21 21:43 Rafael J. Wysocki
2010-05-21 22:19 ` Linus Torvalds
2010-05-21 22:39 ` john stultz
2010-05-22 17:54 ` Rafael J. Wysocki
2010-05-22 14:05 ` Thomas Gleixner
2010-05-22 14:18 ` Thomas Gleixner [this message]
2010-05-22 17:34 ` Rafael J. Wysocki
2010-05-22 17:52 ` Borislav Petkov
2010-05-22 18:00 ` Rafael J. Wysocki
2010-05-22 18:25 ` Thomas Gleixner
2010-05-22 18:32 ` Thomas Gleixner
2010-05-22 20:55 ` Rafael J. Wysocki
2010-05-22 21:20 ` Rafael J. Wysocki
2010-05-23 6:40 ` Thomas Gleixner
2010-05-23 13:21 ` Rafael J. Wysocki
2010-05-23 21:20 ` john stultz
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