From: Valdis.Kletnieks@vt.edu
To: Andreas Herrmann <andreas.herrmann3@amd.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86: c1e_idle: don't mark TSC unstable if CPU has invariant TSC
Date: Thu, 18 Sep 2008 15:35:32 -0400 [thread overview]
Message-ID: <27087.1221766532@turing-police.cc.vt.edu> (raw)
In-Reply-To: Your message of "Thu, 18 Sep 2008 21:12:10 +0200." <20080918191210.GD23287@alberich.amd.com>
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On Thu, 18 Sep 2008 21:12:10 +0200, Andreas Herrmann said:
> .. otherwise TSC is marked unstable on AMD family 0x10 and 0x11 CPUs.
OK. I'll bite (admittedly not having looked at the actual code yet).
If the TSC is in fact invariant, what's causing the kernel to mark it as
unstable? Sounds almost like a bug being papered over here...
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next prev parent reply other threads:[~2008-09-18 19:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-18 19:12 Andreas Herrmann
2008-09-18 19:35 ` Valdis.Kletnieks [this message]
2008-09-19 17:20 ` Andreas Herrmann
2008-09-19 18:21 ` Thomas Gleixner
2008-09-20 6:14 ` Ingo Molnar
2008-09-23 5:42 ` Andreas Herrmann
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