Received: by 2002:a05:6a10:1287:0:0:0:0 with SMTP id d7csp294355pxv; Wed, 21 Jul 2021 23:33:49 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwQBZKFITfQ0hfBp1CUL7y3fNFcCpm/j03WC42seuxNTG/T5w3/2jV3jyTYFE0YKZEEwgSS X-Received: by 2002:a5d:89d6:: with SMTP id a22mr7075427iot.178.1626935629653; Wed, 21 Jul 2021 23:33:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626935629; cv=none; d=google.com; s=arc-20160816; b=U92/3j77PYwpqA0mvjq6O1u5AWIi8zsOo9IF0zzcrZD3Kqi1riPBAaFKM8otaoQNL4 KiHRzmbPA+BqJKWNdRUAxfreIDr9+TT/K9LCt1h9JtKSiC8KJB3GGH8aIyY8ZKkM4XVy 4X+n4UXF9mI5OUxSjKNGU8/5zX1MEyO2GcrCfbyzl9NGhHOmViM0kfxvcIiTSQ+4o082 spZYLnKIwucfaxjnxsZp6/qxfUvn5jaCZ/wlI7Ei98xFP0an/XJqykehlM0hbTYLfqui 15L3fake4twLeQLmPBW+Mh6yX4lBWyE10FkAzDJkbYgYDQ1XRZ8/7Lof17tG/ITKFGZx Mm/w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=ZiW7huGBrcK8mhLXhowPX3ojs9vgZWWihfNqbJmMTvw=; b=WM9b7r1LqNUCaR1wEbM+f1oZLI5OvakRKJG88igA7EstOiNqGEpZ2Tj/bH4oDAWozv KaCmZmR4NyyBlnIKKCqCJaaIlArQlEgM8j9HFkwXAStk9c9llgSpdb1tDCUCylZ74Lps qeAnFKSRZSHBdidxTmZOt7Dj4RxyxoKHHK/a+s/SAUReVfpwkAfDN3BKLqi4GlnyasZ4 DDqtOg8WXnQAPTpJdPY9PYQhnMa+Er45qFSl0s9gwqlMrXmKpG555Sy4rs8bQ6CYXveL LsCrAl3zGywfdyXuIVh5wOlkJHDNLfx/ps5Jw+6TpaUsKklH4LA2nkGahVcQ5Aq96qNp z2/A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=gVNh8VGV; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g13si22555038ilf.35.2021.07.21.23.33.38; Wed, 21 Jul 2021 23:33:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=gVNh8VGV; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230199AbhGVFvp (ORCPT + 99 others); Thu, 22 Jul 2021 01:51:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:37356 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229967AbhGVFvo (ORCPT ); Thu, 22 Jul 2021 01:51:44 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9A6F7610F7; Thu, 22 Jul 2021 06:32:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626935540; bh=xxnnpD2PwXkyo2e+LojgObBUsyfdTvMxMPvA3nCfGJ4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gVNh8VGVtrtCuVqKc+T+PYCawCVYe1M0oZffKdpis8KRx55EknwttMCGR5kRElv2z dhrll7fePpBRTe8sBZIVkSjRxINnEZqqcvkeAWq3vcRIaAny5KLHqCn7ZnNdm2iOdE r1SdbftAN9RUIKQ7QzelDiUbi9HdgxBq5kQ+OPho= Date: Thu, 22 Jul 2021 08:32:16 +0200 From: Greg Kroah-Hartman To: Xiyu Yang <19210240158@fudan.edu.cn> Cc: Tejun Heo , linux-kernel@vger.kernel.org, yuanxzhang@fudan.edu.cn, Xin Tan Subject: Re: Re: [PATCH] kernfs: Convert from atomic_t to refcount_t on kernfs_node->count Message-ID: References: <60f8506d.1c69fb81.d8d4d.3bceSMTPIN_ADDED_BROKEN@mx.google.com> <350c2c44.5a22.17acce3c8f4.Coremail.19210240158@fudan.edu.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <350c2c44.5a22.17acce3c8f4.Coremail.19210240158@fudan.edu.cn> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 22, 2021 at 02:25:18PM +0800, Xiyu Yang wrote: > Hi Greg, > > I'm not sure why failed... I send it again now. > > I consider it as a reference count due to its related operations and > the developer's comments, such as "put a reference count on a > kernfs_node" around the kernfs_put(). I'm sorry, but I have no context for this statement, what are you referring to? Always properly quote the email you are responding to, so we know what is happening. Remember, we deal with thousands of emails a week... thanks, greg k-h