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Date: Wed, 25 Jul 2007 21:44:51 +0400
From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.23-rc1: BUG_ON in kmap_atomic_prot()
Message-ID: <20070725174451.GD7811@cvg>
References: <alpine.LFD.0.999.0707221351030.3607@woody.linux-foundation.org> <20070723183839.GA5874@martell.zuzino.mipt.ru> <20070723190152.GA5755@martell.zuzino.mipt.ru> <20070723132431.42afbae8.akpm@linux-foundation.org> <1185271269.6479.7.camel@Homer.simpson.net> <20070724092839.f0556948.akpm@linux-foundation.org> <alpine.LFD.0.999.0707241124220.3607@woody.linux-foundation.org> <20070724200528.GA5814@martell.zuzino.mipt.ru>
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[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