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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 77832C433DF for ; Fri, 29 May 2020 14:26:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 51D752073B for ; Fri, 29 May 2020 14:26:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590762365; bh=m0X1JkMnm2cl93zjx/SjTTQi6vID8b+zBL+F7ePTAxc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=vkK7FrDoQsKgHlNERUeasCLIUTug13tQk1g4hKn0UVfl3S30d8Wli4t7DNlPQ87QL 3uLcaqBf6H/mXZ+Jn8GgrtbkSLWvzLIyuMjeXWe/XCPvR/PmLCaG/xQ/CeZR/VWkeI FLx6WrIU+pVukusHwbr62b05+lGG6QtDUY/VoDGM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727068AbgE2O0E (ORCPT ); Fri, 29 May 2020 10:26:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726999AbgE2O0E (ORCPT ); Fri, 29 May 2020 10:26:04 -0400 Received: from mail-qk1-x741.google.com (mail-qk1-x741.google.com [IPv6:2607:f8b0:4864:20::741]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E39C0C03E969 for ; Fri, 29 May 2020 07:26:03 -0700 (PDT) Received: by mail-qk1-x741.google.com with SMTP id n11so2304541qkn.8 for ; Fri, 29 May 2020 07:26:03 -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=tkyU6uA+DUqBQqvnyDG7siShluEZWqBphmet2GW41To=; b=BxlppAfuW6r3rSxJUGDPKBPfPU1011lk847ULNTeWlccPRciXnGw9K3nfMlSVGA8N6 L6wloXQOAuRcAb5kNc0v2V/Cyw+s54/bIMhRnq9yeNugK8g+nnwJbAA+QHXA8pT5hWqo Gm6Hv+uhPwZqz/a+0O5meL5QsorB9DbHaJ42i/2G+7oB3Tal1zTa0QdqYWst3SoEZDWY KtrrSlO4epHB1yLjRr2tmEbsxmE1bt0B1xzs02Lsa9QW5WDgj4buaBYoOtrBMJncUqxa WeuacL2d6eQnDlt8QPOLt6MNRVroqTkhIEkhKE3lZmoYQGSshSbZAB2VpLGx/OniBJCE EOBg== 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=tkyU6uA+DUqBQqvnyDG7siShluEZWqBphmet2GW41To=; b=O9IqFGQbcYwuO05/+CxC0mARsrNcDI05xlAFR4u+Pl+fRxTzznzRaW4SPKjkZ6cpav e6SIToZLb26jOaBLidwOnXM6iVzkg0go3VYjBT20ZUUaq/ZeFuSH6r2lKtEB9exz6U9d wQIpSbLj5XK6CQ4TSg9oof21Q130XtHP5Ch58dk8UVtmXixUg6s6XRdy0FiKKgFwu3jh T0Y68LqdvixPlREOc1Q8G448HE7e2/wKvaygu1hBHj2IjicpTkiFW+htl/G1TMVCtFUZ qLgpVrPXHmY7ZpYI3vELQtbtrL6ywLD2Yy3JEJLVcyehVVQgCw0TQmsK9e1GBXXHNwe+ /EFg== X-Gm-Message-State: AOAM530ApJbhn5fnTHjfo6evD/w/nhpmWTlEVZKnoHHTRqGmvzbm+F2J m6R91PLff+Eh2dnpAN75plo= X-Google-Smtp-Source: ABdhPJxUPDfQ1lBfLmJXGBNQOUOe4P4uBvZLv5aJL8YYGA4TfnRV3vh/qdcTzORfgmrPU3YtlkxsQA== X-Received: by 2002:a37:64d8:: with SMTP id y207mr8144137qkb.2.1590762363036; Fri, 29 May 2020 07:26:03 -0700 (PDT) Received: from localhost ([2620:10d:c091:480::1:5493]) by smtp.gmail.com with ESMTPSA id p17sm7015087qkg.78.2020.05.29.07.26.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2020 07:26:02 -0700 (PDT) Date: Fri, 29 May 2020 10:26:00 -0400 From: Tejun Heo To: Lai Jiangshan Cc: linux-kernel@vger.kernel.org, Lai Jiangshan Subject: Re: [PATCH 4/4] workqueue: remove useless unlock() and lock() in series Message-ID: <20200529142600.GE3530656@mtj.duckdns.org> References: <20200529065903.1758-1-laijs@linux.alibaba.com> <20200529065903.1758-5-laijs@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200529065903.1758-5-laijs@linux.alibaba.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 29, 2020 at 06:59:02AM +0000, Lai Jiangshan wrote: > This is no point to unlock() and then lock() the same mutex > back to back. > > Signed-off-by: Lai Jiangshan Applied to wq/for-5.8. Thanks. -- tejun