From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757714Ab3CSCdb (ORCPT ); Mon, 18 Mar 2013 22:33:31 -0400 Received: from mga02.intel.com ([134.134.136.20]:3184 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152Ab3CSCd3 (ORCPT ); Mon, 18 Mar 2013 22:33:29 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,868,1355126400"; d="scan'208";a="281334196" Date: Tue, 19 Mar 2013 10:34:40 +0800 From: Aaron Lu To: Rajiv Andrade , Peter Cc: tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: tpm_tis driver failed to suspend, error -62 Message-ID: <20130319023440.GA12425@aaronlu.sh.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Rajiv, Not sure if I should send this to you, please kindly forward it to the appropriate person if not, thanks. Peter has encountered a problem during suspend, the tpm_tis driver's suspend callback will fail, the relevant message is: [ 192.281757] PM: Syncing filesystems ... done. [ 192.692479] Freezing user space processes ... (elapsed 0.01 seconds) done. [ 192.708159] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done. [ 192.724151] Suspending console(s) (use no_console_suspend to debug) [ 192.724612] sd 2:0:0:0: [sda] Synchronizing SCSI cache [ 192.724785] sd 2:0:0:0: [sda] Stopping disk [ 197.512047] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 197.512055] legacy_suspend(): pnp_bus_suspend+0x0/0xa0 returns -62 [ 197.512057] PM: Device 00:08 failed to suspend: error -62 [ 197.512058] PM: Some devices failed to suspend And the problem has been there since v2.6.32(shipped in ubuntu 10.04), and the latest upstream tree(v3.9-rcx) also has this problem. The bug link is here: https://bugzilla.kernel.org/show_bug.cgi?id=45761 Please feel free to ask for more information, thanks. -Aaron