linux-kernel - Re: 2.6.23-rc1: BUG_ON in kmap_atomic

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Message-ID: <20070725174451.GD7811@cvg>
Date:	Wed, 25 Jul 2007 21:44:51 +0400
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.23-rc1: BUG_ON in kmap_atomic_prot()

[Alexey Dobriyan - Wed, Jul 25, 2007 at 12:05:28AM +0400]
| On Tue, Jul 24, 2007 at 11:25:22AM -0700, Linus Torvalds wrote:
| > On Tue, 24 Jul 2007, Andrew Morton wrote:
| > > I guess this was the bug:
| >
| > Looks very likely to me. Mike, Alexey, does this fix things for you?
| 
| Yeah, box is running for more than hour, survived LTP, gdb testsuite,
| portage sync and so on.
| 
| What new to me is that someone decided TSC is unstable but that's
| probably OK on full debug kernel:
| 
| 	Clocksource tsc unstable (delta = 91724418 ns)
| 	Time: pit clocksource has been installed.
| 

Hi Alexey,

actualy I've tsc unstabled even with 2.6.21.3 ;)
Someone think that is 'cause of dynamic clock speed
changing

	http://ussg.iu.edu/hypermail/linux/kernel/0707.1/0873.html

		Cyrill

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