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Message-ID: <1486559080.4488.23.camel@gmx.de>
Subject: Re: [GIT pull] x86/timers for 4.10
From: Mike Galbraith <efault@gmx.de>
To: Thomas Gleixner <tglx@linutronix.de>, Olof Johansson <olof@lixom.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Ingo Molnar <mingo@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
        Peter Zijlstra <peterz@infradead.org>
Date: Wed, 08 Feb 2017 14:04:40 +0100
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On Wed, 2017-02-08 at 12:44 +0100, Thomas Gleixner wrote:
> On Mon, 6 Feb 2017, Olof Johansson wrote:
> > [    0.177102] [Firmware Bug]: TSC ADJUST differs: Reference CPU0:
> > -6495898515190607 CPU1: -6495898517158354
> 
> Yay, another "clever" BIOS ....

Oh yeah, that reminds me...

I met one such box, and the adjustment code did salvage it, but I had
to cheat a little for it to do so reliably, as it would sometimes still
see a delta of 1 or 2 whole cycles, and hand me a useless wreck instead
quick like bunny big box.

	-Mike