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Subject: Re: [5/6] 2.6.21-rc2: known regressions
From: Thomas Gleixner <tglx@linutronix.de>
Reply-To: tglx@linutronix.de
To: Ingo Molnar <mingo@elte.hu>
Cc: Soeren Sonnenburg <kernel@nn7.de>,
       "Michael S. Tsirkin" <mst@mellanox.co.il>,
       Linus Torvalds <torvalds@linux-foundation.org>,
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       Michal Piotrowski <michal.k.k.piotrowski@gmail.com>,
       Emil Karlson <jkarlson@cc.hut.fi>, Len Brown <lenb@kernel.org>
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Date: Tue, 06 Mar 2007 14:09:29 +0100
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On Tue, 2007-03-06 at 13:51 +0100, Ingo Molnar wrote:
> * Ingo Molnar <mingo@elte.hu> wrote:
> 
> > > > BTW, Ingo, can you suspend/resume any number of times with this 
> > > > patch?
> > > 
> > > well I could at least two times in a row in my minimalistic setup 
> > > (config attached) however using the full kernel config it still 
> > > hangs ... (config also attached in case you watn to compare it).
> > 
> > i can confirm that with your full config i see a hang too. This is 
> > most likely the ACPI problem - we are debugging this now and will come 
> > up with a patch.
> 
> update: this only happens with simulation, and even then it's not a full 
> hang but 'hangs until i hit a key'. With real resume i'm hitting a real 
> key anyway so it doesnt hang.

Hmm. The key is consumed in the BIOS, so there should be no
interrupt. /me digs deeper.

	tglx