From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrey Rahmatullin Subject: Re: [RFT] PCI changes related to wakeup (was: Re: ehci_hcd related S3 lockup on ASUS laptops, again) Date: Tue, 29 May 2012 13:48:52 +0600 Message-ID: <20120529074852.GF5028@belkar.wrar.name> References: <20120526223611.GF5012@belkar.wrar.name> <20120527211714.GC4994@belkar.wrar.name> <201205282213.01560.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============9064717837584024234==" Return-path: In-Reply-To: <201205282213.01560.rjw@sisk.pl> 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: "Rafael J. Wysocki" Cc: ACPI Devel Mailing List , linux-pm@lists.linux-foundation.org, Steven Rostedt List-Id: linux-acpi@vger.kernel.org --===============9064717837584024234== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="qoTlaiD+Y2fIM3Ll" Content-Disposition: inline --qoTlaiD+Y2fIM3Ll Content-Type: multipart/mixed; boundary="qftxBdZWiueWNAVY" Content-Disposition: inline --qftxBdZWiueWNAVY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, May 28, 2012 at 10:13:01PM +0200, Rafael J. Wysocki wrote: > > > > > > > Andrey, Stephen, > > > > > > >=20 > > > > > > > We still have problems with this patch in https://bugzilla.ke= rnel.org/show_bug.cgi?id=3D43278 > > > > > > > so some more testing will be necessary, I'm afraid. > > > > > > >=20 > > > > > > > I will send a series of ACPI and PCI patches I have collected= so far, > > > > > > > that I'd like you to test on top of kernel 3.4.0 with commit > > > > > > > 151b61284776 reverted. > > > > > > >=20 > > > > > > > Please let me know if suspend/wakeup work for you with these = patches applied. > > > > > > I get the usual freeze on suspending with these patches. > > > > >=20 > > > > > I see. > > > > >=20 > > > > > Please try to unapply [4/4] and see if that helps. > > > > It helps. > > >=20 > > > Andrey, can you try out Rafael's patches 1-3 (with 151b... reverted) = =20 > > > and see what happens if the EHCI controllers' power/wakeup sysfs > > > atributes are first set to "disabled"? > > It freezes. >=20 > Well, that means trying to work around this through changing the algorithm > of selecting the target state of a device wasn't a good idea after all. >=20 > Still, we've found some bugs in the process, so it was worth the effort. >=20 > Please attach the output of dmidecode from your machine. 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