From: Andi Kleen <andi@firstfloor.org>
To: john stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Paul Mackerras <paulus@samba.org>,
Tony Luck <tony.luck@intel.com>, Ingo Molnar <mingo@elte.hu>,
lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Close small window for vsyscall time inconsistencies
Date: Mon, 07 Apr 2008 13:27:28 +0200 [thread overview]
Message-ID: <874padsy5b.fsf@basil.nowhere.org> (raw)
In-Reply-To: <1207340264.6222.17.camel@localhost.localdomain> (john stultz's message of "Fri, 04 Apr 2008 13:17:44 -0700")
john stultz <johnstul@us.ibm.com> writes:
>
> The update_vsyscall then runs, and updates the clocksource frequency
> with a slower frequency.
In the new code TSC should be only used on fixed-pstate TSC systems
(cpufreq always marks it unstable), so that cannot really happen.
Jiri had his patchkit to fix that, but it never got merged.
-Andi
next prev parent reply other threads:[~2008-04-07 11:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-04 20:17 [PATCH] Close small window for vsyscall time inconsistencies john stultz
2008-04-07 0:55 ` Roman Zippel
2008-04-07 6:27 ` Thomas Gleixner
2008-04-07 10:02 ` Roman Zippel
2008-04-07 11:29 ` Andi Kleen
2008-04-07 11:27 ` Andi Kleen [this message]
2008-04-07 16:32 ` John Stultz
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