From: Thomas Gleixner <tglx@linutronix.de>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: False positive (well not really) on RT backward clock check
Date: Fri, 21 Oct 2005 15:52:21 +0200 [thread overview]
Message-ID: <1129902741.15748.4.camel@tglx.tec.linutronix.de> (raw)
In-Reply-To: <Pine.LNX.4.58.0510210942180.3903@localhost.localdomain>
On Fri, 2005-10-21 at 09:45 -0400, Steven Rostedt wrote:
> Ingo,
>
> Just want to let you know that I got the warning of the clock going
> backwards on boot up. But it happened right after I got this message.
>
> Ktimers: Switched to high resolution mode CPU 0
>
> So I'm assuming that the clock can go backwards by the switch to high res
> timers.
Can you provide the boot messages up to the switch please ? It's more
likely that this is the switch of the clocksource from jiffies to TSC.
The ktimers high res switch is done in this context.
tglx
next prev parent reply other threads:[~2005-10-21 13:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-21 13:45 Steven Rostedt
2005-10-21 13:52 ` Thomas Gleixner [this message]
2005-10-21 15:46 ` Steven Rostedt
2005-10-21 15:52 ` Thomas Gleixner
2005-10-21 17:59 ` john stultz
2005-10-21 18:13 ` Thomas Gleixner
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