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=-4.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 582D3C4338F for ; Tue, 17 Aug 2021 17:48:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 401D760FE6 for ; Tue, 17 Aug 2021 17:48:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232474AbhHQRst (ORCPT ); Tue, 17 Aug 2021 13:48:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230311AbhHQRss (ORCPT ); Tue, 17 Aug 2021 13:48:48 -0400 Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 410A0C061764 for ; Tue, 17 Aug 2021 10:48:15 -0700 (PDT) Received: by mail-pj1-x1036.google.com with SMTP id oa17so323249pjb.1 for ; Tue, 17 Aug 2021 10:48:15 -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; bh=b6UJk0VJ9F8wnxSML9OKAHavbOamej6c6PRWW6Zy/+Q=; b=P0BrqCGvAd7ru4eICEY0r6+mBiUsTfsPAl8N+vNx1YAcZXn47h71HAW6DE/S2ll+4N 7/RXtn0gOvg9E0J8y8o5v7+O53DvXKfAeKu/5jR+LrtYuxgBcK8WmHO9faOAt2rXWNQR HrPMWAp4ZkDDky+OmW7Z1le1TZ3CgLC/kfQhV+3Feluqnj/8SJNyN7CfPccUpzhV5lnu GIwE4MfJ0Elu+zAZJR8UgBSSxe6uJ+xrvkiA3/ZRNNpiqLxsuIxUqhShN8ee7O79YX16 pwd1nv7W92wMCDXxmTx4MSr+TM5bnM3aSf5jYSUKXm02hGjvTFTCsJ73sSvPnRcrhy+5 ZXKw== 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; bh=b6UJk0VJ9F8wnxSML9OKAHavbOamej6c6PRWW6Zy/+Q=; b=qBJMJ0Vipkuq71Q6Y/B08TRFBJVckBvy/CO/btuBTSFyFEC64dM0r8KkcZzRbHNX9R sHvdZ67mTP8GZJz1a+4VZcytWlzzBPncxV2iLa7MekNsUDKKNsLcR/g4wHY0PcoNnYcI mzh7+erC54E+zEJ2B3qnEmBceu//sApOldxll4bFMG3VXOGrKnwJkiV/0KNBta1Cuz4I mnH4vrmAX2UY4JMSb7PWDM7ZGlZ2OIdKHgz7o0M7NU4xp7zn5Z7dDFeU+OKXXeLy9+/D SPIPYro1kL9E5sRhOFbfvmV1PIy6lZYlHt5ZTKd+ToBWrAW9rvYfZFH5NxzxNsbAAUOe D+jw== X-Gm-Message-State: AOAM533SS62IFamOCoLPHlIVZLc99YFuBNhOECL2zmPHrsbqgtwJQd0n jQL6uXvk5bNxJjdwJNyao/E= X-Google-Smtp-Source: ABdhPJyuoHiMtKtAGhrLueBc7OcTy8b51ZguMcikebRDsW9LOeD8q0AkgsUoa5qxoTf7adCfcFncZA== X-Received: by 2002:a05:6a00:b95:b0:3e0:f3f4:6214 with SMTP id g21-20020a056a000b9500b003e0f3f46214mr4842715pfj.5.1629222494697; Tue, 17 Aug 2021 10:48:14 -0700 (PDT) Received: from localhost (2603-800c-1a02-1bae-e24f-43ff-fee6-449f.res6.spectrum.com. [2603:800c:1a02:1bae:e24f:43ff:fee6:449f]) by smtp.gmail.com with ESMTPSA id d2sm3875008pgv.87.2021.08.17.10.48.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Aug 2021 10:48:14 -0700 (PDT) Sender: Tejun Heo Date: Tue, 17 Aug 2021 07:48:12 -1000 From: Tejun Heo To: Lai Jiangshan Cc: linux-kernel@vger.kernel.org, lizefan.x@bytedance.com, lizhe.67@bytedance.com, Lai Jiangshan Subject: Re: [PATCH 0/6] workqueue: Make flush_workqueue() also watch flush_work() Message-ID: References: <20210817013239.3921-1-jiangshanlai@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210817013239.3921-1-jiangshanlai@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 17, 2021 at 09:32:33AM +0800, Lai Jiangshan wrote: > Due to historical convenience, we used WORK_NO_COLOR for barrier work items > queued by flush_work(). The color has two purposes: > Not participate in flushing > Not participate in nr_active > > Only the second purpose is obligatory. So the plan is to mark barrier > work items inactive without using WORK_NO_COLOR in patch4 so that we can > assign a flushing color to them in patch5. This is great work. Applied to wq/for-5.15. Thanks. -- tejun