Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752138AbdLDWi7 (ORCPT ); Mon, 4 Dec 2017 17:38:59 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:34254 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751380AbdLDWi4 (ORCPT ); Mon, 4 Dec 2017 17:38:56 -0500 Date: Mon, 4 Dec 2017 23:38:54 +0100 (CET) From: Thomas Gleixner To: Linus Torvalds cc: "Rafael J. Wysocki" , Andy Lutomirski , Linux Kernel Mailing List , the arch/x86 maintainers Subject: Re: Linux 4.15-rc2: Regression in resume from ACPI S3 In-Reply-To: Message-ID: References: <168050887.sZlTFXWCmO@aspire.rjw.lan> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 799 Lines: 25 On Mon, 4 Dec 2017, Linus Torvalds wrote: > On Mon, Dec 4, 2017 at 2:25 PM, Rafael J. Wysocki wrote: > > > > So far, resume from suspend-to-RAM (ACPI S3) is broken on all of the > > systems I have tested, so it is probably safe to assume it to be > > broken everywhere. > > Oh, it's definitely not broken everywhere, because I use it myself, > and was traveling last week due to my mom's bday. > > HOWEVER. > > Some of the x86 work seems to have broken it for some configurations. > In particular, do you have a big "everything enabled" kernel config - > particularly lockdep and irqflags tracing enabled? > > Andy has a patch, but it hasn't made it to me yet (probably because > the x86 people are very busy with the kaiser work): Picking it up right now. Thanks, tglx