linux-kernel - Re: regression 2.6.38-rc4 -> 2.6.38-rc5 suspend fails

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Message-Id: <201102181849.17589.rjw@sisk.pl>
Date:	Fri, 18 Feb 2011 18:49:17 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Norbert Preining <preining@...ic.at>,
	Stefan Berger <stefanb@...ux.vnet.ibm.com>,
	Rajiv Andrade <srajiv@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org,
	Guillaume Chazarain <guichaz@...il.com>,
	Linux PM mailing list <linux-pm@...ts.linux-foundation.org>
Subject: Re: regression 2.6.38-rc4 -> 2.6.38-rc5 suspend fails

On Friday, February 18, 2011, Norbert Preining wrote:
> On Do, 17 Feb 2011, R. J. Wysocki wrote:
> > > [  187.431895] sd 0:0:0:0: [sda] Stopping disk
> > > [  187.480078] tpm_tis 00:0a: Operation Timed out
> > > [  187.480095] legacy_suspend(): pnp_bus_suspend+0x0/0x6a returns -62
> > > [  187.480101] PM: Device 00:0a failed to suspend: error -62
> 
> > What happens if you revert commit 9b29050 (tpm_tis: Use timeouts returned from TPM)?
> 
> Reverting this commit the laptop suspends fine again.

Stefan, Rajiv, the above commit causes a suspend regression to appear for
Norbert.  Care to have a look?

Rafael
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