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[209.132.180.67]) by mx.google.com with ESMTP id w7si3056653edj.96.2019.11.02.07.00.44; Sat, 02 Nov 2019 07:01:21 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b="S9aQj9/a"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726554AbfKBOAD (ORCPT + 99 others); Sat, 2 Nov 2019 10:00:03 -0400 Received: from mail-pf1-f175.google.com ([209.85.210.175]:39581 "EHLO mail-pf1-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726380AbfKBOAC (ORCPT ); Sat, 2 Nov 2019 10:00:02 -0400 Received: by mail-pf1-f175.google.com with SMTP id x28so5713272pfo.6 for ; Sat, 02 Nov 2019 07:00:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=YkgkpM6rwpKhInhmv279J+9Kvjd52sspbeAhQDcOtxQ=; b=S9aQj9/adNLAAqb38APVXxuapMOnLHH5vVqCyPKn1M4oYwlYMwtW5ebeeN1kmWNDE/ 7zO3WhfUQRaTbSjvIw7cCKV43G1VLGZ7qV8LbwTCnMHJGos2TsmP+D6g0tkid2tkylPe hoS1JqUoDAoqW/T9C5Ji+4vVnMDBz968nf3+nc5mCLqEKlBs30ijCBcAHUFIuLslR2cg KeeJTlq7VwqKrE+IPRxDuDmtODPP13aWtTi+gXEwU7Cv7xDoqGCd/YH1d/NVttt1axl1 0LdEaSOYLXtftRsuVdGeM5AtimES+WvEnmL574RDuzqxvpYfpFivzjKiRt1eQIK77CRc 8iNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=YkgkpM6rwpKhInhmv279J+9Kvjd52sspbeAhQDcOtxQ=; b=bR1R2eeTTI7WE9Hqpa1VX6aYHteEjVVlV6T1xSzShB/iiq65Pf6Qs/SxeiuW5r2nj6 EDwE5t6EhXor8p9MidtWJBJET4EEn+EP90XYs8Sc4smfU8p4gDi+bAbO8ui8WGo2Ghx/ 8th/1T+1BgZeKL+06ERiw1JqN/GyqKXDxDPkuw8PGS2pf/HAmVgi4gQqupkDzAIx+XLf Jo6vxs+1ZgrxM4Jbtt2lG2Wu6AOANbKJemRoQB1zqTXEsE894qjWzUDND/SZ3E67Hfg0 679pjM23xFzyBjqaDzobCaQ3fdz2lnNUMUX9vIxQ+6LiAnv3h0CE2Bx8yTcSES7F7YDr vPoA== X-Gm-Message-State: APjAAAV7X6swiCnozqjVo/YBsyjxs5I879Rt7xTDCmnojzvuXUNrPLZD l+vxyK6WowFSiSOs/xBLgB1QBsYiqZ5kyw== X-Received: by 2002:a17:90a:3b0d:: with SMTP id d13mr11461726pjc.86.1572703199826; Sat, 02 Nov 2019 06:59:59 -0700 (PDT) Received: from [192.168.1.188] ([66.219.217.79]) by smtp.gmail.com with ESMTPSA id r11sm13371435pjp.14.2019.11.02.06.59.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 02 Nov 2019 06:59:58 -0700 (PDT) Subject: Re: [PATCH -next] io-wq: using kfree_rcu() to simplify the code To: YueHaibing , viro@zeniv.linux.org.uk Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org References: <20191102075501.38972-1-yuehaibing@huawei.com> From: Jens Axboe Message-ID: Date: Sat, 2 Nov 2019 07:59:56 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191102075501.38972-1-yuehaibing@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/2/19 1:55 AM, YueHaibing wrote: > The callback function of call_rcu() just calls a kfree(), > so can use kfree_rcu() instead of call_rcu() + callback function. Applied, thanks. -- Jens Axboe