From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A46B11CE6F5; Tue, 3 Sep 2024 08:00:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725350428; cv=none; b=odO911eBdzOPVixeCXMaxvr0Zp/uQbOSL7st19ACdqSQ3yf8awoQzgjCknwlzGZzI6VLwXDXLtfBVIEINRLRkKQ9vg4tSjDB3t4uyUQKezD0kG4BJdnd/DN42f4OhVKL1CVD8FgsNsZLOW9L6fce9ky46SZIBUFXlnIvn4bXJ/c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725350428; c=relaxed/simple; bh=mA70czq8ZW7v8o7kobVGuEeWJ9rCiSAnx+0VK13LKKA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fvSH0N2TdsAFvhBBNdMcJLCmabYZnReGkdFdMKLHEfQ2s2rMtbuGk6cuq0Zw81ic6kqsolV2OO1DaDL5iMeehkGOq0NGLjwxRAuPOzLLahNvtIS9Y9oXjxcjAQJOzcBJajwnpQyz577/HafPmLBlUWzw15sb1fh+cXrJj/v9VQE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=YPTLyNgY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="YPTLyNgY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 144ACC4CEC6; Tue, 3 Sep 2024 08:00:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1725350428; bh=mA70czq8ZW7v8o7kobVGuEeWJ9rCiSAnx+0VK13LKKA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YPTLyNgYApP/rr4Cve02omhp0Nr3FodZpTuoMPWnSVmFClIYxZbSUSUONy3a9ivGB FmYvpM2H9taVIQy+eXhd0PGFwZ+qztPr0bfJ4RFz7VELauvgOCNdCOqjoePWMl0KOS q0nkXc3k8h32ovdmDZuqU/EtECbJ5Aq66ofO7Qt4= Date: Tue, 3 Sep 2024 10:00:25 +0200 From: Greg KH To: yi'bin ding Cc: Yibin Ding , djakov@kernel.org, rafael@kernel.org, niuzhiguo84@gmail.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Hao_hao.Wang@unisoc.com, Ke.Wang@unisoc.com Subject: Re: [PATCH 1/2] interconnect: Add character pointer initialization Message-ID: <2024090346-frame-scanner-8f61@gregkh> References: <20240830102244.409058-1-Yibin.Ding@unisoc.com> <2024083004-laptop-outrank-9710@gregkh> <2024090244-showpiece-backboned-4aa5@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Again, please do not top-post, please fix your email client. On Tue, Sep 03, 2024 at 03:23:13PM +0800, yi'bin ding wrote: > Thanks in advanceļ¼Œ > > That happens if you write to the file, but what happens if you never write > to the file? What happens when you remove the driver/module,shouldn't you > free the memory then as well? > > answer:If no write operation is performed on the node, this part of the > memory will not be released before shutdown. The initialization operation > of this module is performed by the swapper process, so this part of the > memory will be released when the swapper process is terminated during > shutdown. What "swapper process" are you talking about here? Specifics please. confused, greg k-h