From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: Hibernation breaks between 2.6.23 and 2.6.24 on Acer Aspire 1690 Date: Tue, 6 Jan 2009 22:10:45 +0100 Message-ID: <200901062210.45278.rjw@sisk.pl> References: <821729.77658.qm@web36806.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <821729.77658.qm@web36806.mail.mud.yahoo.com> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: linux-pm@lists.linux-foundation.org, dqarras@yahoo.com List-Id: linux-pm@vger.kernel.org On Tuesday 06 January 2009, Daniel Qarras wrote: > Hi! > > > > I've got Fedora 10 on Acer Aspire 1690 (1692 WLMi > > > to be exact) and some time ago I noticed that pm-hibernate > > > has the following problem: > > > > > > pm-hibernate runs ok and cleanly shuts down the > > > machine but at the very moment it is supposed to be > > > hibernated it wakes up and resumes as if I had pressed the > > > power button. > > > > > > I compiled few kernel.org kernels and noticed this > > > starts to occur between 2.6.23 and 2.6.24. 2.6.23 and all > > > older versions work, 2.6.24 and newer versions fail, including > > > 2.6.28. > > > > Unfortunately, that's quite a few kernel versions back. > > I'm afraid we won't be > > able to resolve this without knowing which patch broke it > > for you. > > I've now bisected this to this commit: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9cd9a0058dd35268b24fa16795a92c800f4086d4 > > If I revert that from 2.6.24 hibernation also works with it. With 2.6.28 the patch does not cleanly apply so I didn't test it. > > I am able and willing to test any patches you might cook up. Have you tried with acpi_sleep=old_ordering in the kernel's command line? Rafael