linux-kernel - Re: [PATCH] x86-64 highres/dyntick support 2.6.22-rc1-v5

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Message-ID: <464BD945.2070007@tuxrocks.com>
Date:	Wed, 16 May 2007 23:25:41 -0500
From:	Frank Sorenson <frank@...rocks.com>
To:	Frank Sorenson <frank@...rocks.com>
CC:	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	john stultz <johnstul@...ibm.com>, Ingo Molnar <mingo@...e.hu>,
	Chris Wright <chrisw@...s-sol.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>, Andi Kleen <ak@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Alistair John Strachan <s0348365@....ed.ac.uk>
Subject: Re: [PATCH] x86-64 highres/dyntick support 2.6.22-rc1-v5

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Frank Sorenson wrote:

> After adding *lots* of early_printks, I see that it hangs in
> hpet_is_known(hdp) called from hpet_alloc(&hd), so something in the hpet
> code is still buggy.  Adding nohpet to the kernel command line allows it
> to boot correctly.

Hrm.  Looks like it gets past the hpet_is_known  There's still something
in the hpet detection code, but I didn't get to the bottom of it yet.
I'll do some more debugging to track down where it's really hanging.
Sorry for the noise.

Frank
- --
Frank Sorenson - KD7TZK
Linux Systems Engineer, DSS Engineering, UBS AG
frank@...rocks.com
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