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=-2.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 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 0E21AC2D0B1 for ; Fri, 7 Feb 2020 06:57:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C9C56214AF for ; Fri, 7 Feb 2020 06:57:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="UU2+H2IN" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726935AbgBGG5Z (ORCPT ); Fri, 7 Feb 2020 01:57:25 -0500 Received: from mout.gmx.net ([212.227.17.20]:36431 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726130AbgBGG5Y (ORCPT ); Fri, 7 Feb 2020 01:57:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1581058607; bh=Cxt2NFUUUKFNwgSj+3EKjubjQDBZl2ubG2wWTCgxvOk=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date:In-Reply-To:References; b=UU2+H2INTgHiW18UhuVeNpQsrEN4Bk9TekrOMr5CEDFM8WIruuYXXiyhG6TL6tGs0 Dnveg3l0XT8hSdcTLCbTu+tiZRCn1IN9i4UiYXFFybEcTfFU2UfT9QXIA2ZvL69rg7 OH0CxkrZQMzjkXrdsYxO0qpqOSoNPHoQhRJ03m0c= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from homer.simpson.net ([185.191.217.186]) by mail.gmx.com (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MA7KU-1ipXAD2oEE-00BbBv; Fri, 07 Feb 2020 07:56:47 +0100 Message-ID: <1581058605.7924.15.camel@gmx.de> Subject: Re: [ANNOUNCE] v5.4.17-rt9 From: Mike Galbraith To: Fernando Lopez-Lezcano , Sebastian Andrzej Siewior , Thomas Gleixner Cc: LKML , linux-rt-users , Steven Rostedt Date: Fri, 07 Feb 2020 07:56:45 +0100 In-Reply-To: References: <20200204165811.imc5lvs3wt3soaw2@linutronix.de> <1581055866.25780.7.camel@gmx.de> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.26.6 Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:BO5ks6TFtwNHziRW7yb9XKFELx1d7nAOLfvmVbkop1dsw1oV0Ku bNGV3hN2VGW/8oXQPP9KgVhzG+06oKS752R7iByV8hrhoSvBZrp+HP8ULGYmdZVwelFSuvo 6WC1ZXcabY0FHSy4ea3J1k8prk1JWQKqQ8T4I5Bn5xzF1AaGXAB+HyoxAffaXFvHZFptA9E jJbhMA3GU/ShDJAAzafUw== X-UI-Out-Filterresults: notjunk:1;V03:K0:sMBm4OHA23s=:viaMJr38wpKsHKbhyCAlE0 Sg8qT7EblFEPJyqEZfUZGhSq003H7ehQ7sY7bCe3q99rnmDtxQyI6XkkOYcDXglytRwX0CkQv PnnniGdbxvYre41Vn3mQ2KkiVX9zaf8g9OTGi92cBX2cVtM8pF7nJ+EGECWrI09jEIG/1jAnD Fc1zqNbwKJktHAvlfCWHLlB5vy5oLAz7hC+XQFx1h5g2eqEwY9nnb4XodJDgQdk/ub+hOKHyH 35YF2y4+7vJk/1xrzKJs1P7oijOhXrgx3eJ50xJ5GMF7yMEYJyzJoz5wCdVYdQrOfVHL7f3v/ GjHftI/xm2jHEWUYPtNLLJ+lL7kfdHLcz7bVNLEv1ukhNLXyxGSNN0uTea454fAZLxdR1ZpCq 4zqsblY/FHPnSdq2YL5AJQ1zs0DVRB/d3loZlbIf2geD1BXRaT9M0+QjLN25sKgXI4kVU3Cdy D5S2YwVwLQEn+3t8v3Wkw4UqdqDQHr7K2iHbf5QqqhKeL08HOBR7fjqKhxNcl4f1ZcINwIshf 49ci8TfvSoXGHysNtEkSOu1o5CaFiPfRvxd8IkCjheG6S/4Q6U17N07aX/rPT/DN02x39R2g+ 5SISnZ1PtmEHu8YSTRis6GKBoWyRVyPOYO3ulGK/D2tiwLgcQP4Jae+r7YCfwRBxVgWqmGAWZ 0lRYi18jaWH+0o0GL9zACF35VJOBFoMp/nDQfPvlkjoYGg0cYX8Qut3HPeBktUCoDeHlZLMk5 qtNtFEjok84WjNxWoBp1tfGCootyP0gW7JH6AMQej+phf+OszcPgfTHnJ5RDfJE0GjsPqHSu5 /oHjMI18XLmc4eIBWqOF8s3Y21Tcmd0haBFIXnZFdJlxiz8t6RCwxyL+YhHsfsvMYnGF9AmYB 4tnX/zFRKlCwc3Y0isMz5gzHZUy1D8Ui4Lq7sE5Gh3c0UTFSeBJGNeYpmMvaV0pNAYh/DwT/o VRc6ud94Ab5B49Nt79VJwJ81i7d4f3VCJMtT/z9UpRo6ra/e7MDBeCGdbuLW8+Uzd/pawiLeQ NhQo3msJ0DjuiuDH95Yz+jZ6B50UhZxjsIjavxN+MbmVWBYZ3XGbVQUUxRZj/mUz+3UieOyiu ExXQWztveVrPsHkaKXNhegcoLF1cY4AtdJDeLJThRd5sv4yvrMHCY1oIrOLvV+xYnxgYgKYVi DNKJJmXcFbm0Y4wbPikIkegaR4FXNl1XgSGMN4PJrOsjA52PqOd8XiOIr52WTjTI2Dg5AMucZ tWrQ9fClBhbEtElr+ Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2020-02-06 at 22:13 -0800, Fernando Lopez-Lezcano wrote: > On 2/6/20 10:11 PM, Mike Galbraith wrote: > > On Thu, 2020-02-06 at 15:59 -0800, Fernando Lopez-Lezcano wrote: > >> On 2/4/20 8:58 AM, Sebastian Andrzej Siewior wrote: > >>> Dear RT folks! > >>> > >>> I'm pleased to announce the v5.4.17-rt9 patch set. > >> > >> Thanks! > >> I see a continuous stream of these: > > > > (snips gripage) > > > > Yup, d67739268cf0 annoys RT locking if lockdep is enabled. The below > > shut it up for my i915 equipped lappy. > > Wow, Mike, thanks!, will try it out and report... > (might take me a couple of days) I suspect you could just change the IS_ENABLED line to exclude CONFIG_PREEMPT_RT from the lockdep hack instead. Replacing local_irq_disable() with a local lock is the routine fix, but in this case it more closely resembles putting a bandaid on a bandaid :) -Mike