From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0308EC11D25 for ; Thu, 20 Feb 2020 22:41:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CCE3D207FD for ; Thu, 20 Feb 2020 22:41:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729257AbgBTWlZ (ORCPT ); Thu, 20 Feb 2020 17:41:25 -0500 Received: from cloudserver094114.home.pl ([79.96.170.134]:48513 "EHLO cloudserver094114.home.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729130AbgBTWlZ (ORCPT ); Thu, 20 Feb 2020 17:41:25 -0500 Received: from 79.184.254.252.ipv4.supernova.orange.pl (79.184.254.252) (HELO kreacher.localnet) by serwer1319399.home.pl (79.96.170.134) with SMTP (IdeaSmtpServer 0.83.341) id e4bb8ae86d8915f1; Thu, 20 Feb 2020 23:41:22 +0100 From: "Rafael J. Wysocki" To: Chris Wilson Cc: linux-kernel@vger.kernel.org, Linus Torvalds , "Rafael J. Wysocki" , Linux PM , Linux ACPI Subject: Re: Linux 5.6-rc2 Date: Thu, 20 Feb 2020 23:41:22 +0100 Message-ID: <10791544.HYfhKnFLvn@kreacher> In-Reply-To: <158197497594.2449.9692451182044632969@skylake-alporthouse-com> References: <158197497594.2449.9692451182044632969@skylake-alporthouse-com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, February 17, 2020 10:29:35 PM CET Chris Wilson wrote: > Quoting Linus Torvalds (2020-02-17 21:20:27) > > On Mon, Feb 17, 2020 at 8:22 AM Chris Wilson wrote: > > > > > > Quoting Linus Torvalds (2020-02-16 21:32:32) > > > > Rafael J. Wysocki (4): > > > > ACPI: EC: Fix flushing of pending work > > > > ACPI: PM: s2idle: Avoid possible race related to the EC GPE > > > > ACPICA: Introduce acpi_any_gpe_status_set() > > > > ACPI: PM: s2idle: Prevent spurious SCIs from waking up the system > > > > > > Our S0 testing broke on all platforms, so we've reverted > > > e3728b50cd9b ("ACPI: PM: s2idle: Avoid possible race related to the EC GPE") > > > fdde0ff8590b ("ACPI: PM: s2idle: Prevent spurious SCIs from waking up the system") > > > > > > There wasn't much in the logs, for example, > > > https://intel-gfx-ci.01.org/tree/drm-tip/IGT_5445/fi-kbl-7500u/igt@gem_exec_suspend@basic-s0.html > > > > So the machine suspends, but never comes back? > > > > Do you need to revert both for it to work for you? Or is the revert of > > fdde0ff8590b just to avoid the conflict? > > fdde0ff85 was just to avoid conflicts. > > > I'm assuming you bisected this, and the bisect indicated e3728b50cd9b, > > and then to revert it you reverted the other commit too.. > > Lucky guess based on diff rc1..rc2. Bisect was going to be painful, but > could be done if this is not enough clue for Rafael. Sorry for the delayed response, was away. I'm guessing that you are using rtcwake for wakeup, in which case reverting fdde0ff85 alone should unbreak it. Can you please double check that?