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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 0E3A3C10F14 for ; Thu, 3 Oct 2019 16:57:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CEAF520673 for ; Thu, 3 Oct 2019 16:57:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570121857; bh=IiNF7g3a9jRvuphB6aBB5AqdNzMJI1Ybhw2eXhk+gHU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Q44iZrfsUWSYZVJSdYtCtADBDlrdtRvA9rz+qqhR4sHcjtFsSaaYUyYFlrxObVvAO r4HCfzqr9eyukrRQOiqHSKYKJaQBIZZJ+/jXp+lbUfiL/zfm3+dcxJ4RwFi3IIiOl/ 14RQNcJOamM0cJiy1DAYVNaKLs7SUz0qaUjJY2jY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393209AbfJCQ5h (ORCPT ); Thu, 3 Oct 2019 12:57:37 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:41024 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405847AbfJCQtr (ORCPT ); Thu, 3 Oct 2019 12:49:47 -0400 Received: by mail-qt1-f193.google.com with SMTP id d16so4512377qtq.8 for ; Thu, 03 Oct 2019 09:49:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=e8BzLvzxhSD1GEQmtdUU7N2c1i7E39eDlvb8ocnPaV8=; b=NkDbA1wqK2hduwjGVEM8Une3SpfNMT7Q8dzFM7wCwGIj6kDU2FpNzG3ec9Ik3FKsN2 X6IDCxIzw4Q88Me5bCXXkU6W0fIFeHmXL4rpu/TptEsQBuNbd89dr2fhxYqc3ZjRE2Fr 4Muu5MmIveBWWx4WfvXP3ltqU7mxueHORFpFJg/Rs8NOdh0xc1BevuKE0TtA7RMFYmXi h8wCR0MoWiuwwuQ4rcrc0F+MGfhNRchXNPIxVBJmuEZUoagNxmhaKrQvSVxPA+PAfd1V H5TrRVU2Kj7A5unH5Jve27NwI4P3DZdsK147Xqt6ipv/byiAXxUQCmeBeVylppvK/WcS 7X+g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=e8BzLvzxhSD1GEQmtdUU7N2c1i7E39eDlvb8ocnPaV8=; b=InngWEd2zeCgwPpGjE8ltuJ7VZMJNcbyp1QQa8oz2RNzUsvKWQK2/BCf07+3G/AK3e OOsUGmTN7dcJ1vA/zYsBVUlDe4G9GuWWQ1xylZX7XGP/6Uv7YBwGKMWG7+8e75Du5Fc1 jJorBRlJJNHfS5NOW+2wxJbb8I3FxaguHQQkE96w+t4u8N2P9bjyWPD9BASfidA20pFL +IAncIoPJo9i3VfpTmOuKHznpndZs7lVe8g4n9hQ0g0ljCoYzq3an7XQWRb1x4meG/go lggldHmltrk4I89Ro91t5YpRcYFR0XGL/KC7ACSXjUCMHVFNREepeG1yhIEJnUjI5Ixz 5xDA== X-Gm-Message-State: APjAAAWmwpv706hbNNX7Ci5GPbuBkYVQJ6XkcreL/qShQyT7+tkgaELt LofZefArdmsM/l/rlLbt0H0= X-Google-Smtp-Source: APXvYqwcFvRYFcVV7YdG5/RKU9ZKNOX3aiVhL4OtrkqdEzobX5hnUSwACn6isZd4HE3TVvIZcy6B3w== X-Received: by 2002:a05:6214:4d:: with SMTP id c13mr9458951qvr.118.1570121386613; Thu, 03 Oct 2019 09:49:46 -0700 (PDT) Received: from localhost ([2620:10d:c091:500::3:9f72]) by smtp.gmail.com with ESMTPSA id d55sm1880845qta.41.2019.10.03.09.49.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 03 Oct 2019 09:49:46 -0700 (PDT) Date: Thu, 3 Oct 2019 09:49:44 -0700 From: Tejun Heo To: Zdenek Sojka Cc: linux-kernel@vger.kernel.org, jiangshanlai@gmail.com Subject: Re: workqueue: PF_MEMALLOC task 14771(cc1plus) is flushing !WQ_MEM_RECLAIM events:gen6_pm_rps_work Message-ID: <20191003164944.GB3247445@devbig004.ftw2.facebook.com> References: <12X.2yh9.1rKbaucucGw.1TZ6EI@seznam.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <12X.2yh9.1rKbaucucGw.1TZ6EI@seznam.cz> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Thu, Sep 26, 2019 at 09:06:58AM +0200, Zdenek Sojka wrote: > I've hit the following dmesg with a 5.3.1 kernel; it looks similar to https://lkml.org/lkml/2019/8/28/754 , which should have been fixed as noted in https://lkml.org/lkml/2019/8/28/763 (if the patch is in the 5.3 release) This isn't a wq problem per-se. Can you repost w/ drm folks cc'd? Thanks. -- tejun