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=-5.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham 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 623F0C433E0 for ; Mon, 25 May 2020 08:40:54 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 27BA1206C3 for ; Mon, 25 May 2020 08:40:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AhBbs0Ax"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="vqcq27tK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 27BA1206C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NeubXvxf4+AmkaCRXnnCQ3rHWRdQtjvzrxPAFeoK+9w=; b=AhBbs0AxkblYDKFyCmh/zpRaE iASkFfSrPNn1KLcHtctLckgvkRQ2Hf2WADjZ3omEjXHYJkWv8+5FICo0qVg7rXcoXqZoIVNa8Dkl1 JgRfYy4MYT9jQSfTXsRt9Qtz4yRsW3l2ZhxRmtaqeRxyKJFW2EwA8mZTkojq0e5rXiDO0nDvLSjtM SkUZ4yDResneh64f7XO2v3v/gW9GMLa2y/s++TOPbr++Q9l4+sqMYHn5Csj2sUztdRFmdOraY7WZK G0oiEDPk1u0BGWnS0sdbwKTjK8E1K2N4X4V0wfngIQG5FS2rZ6i8cXGMgN+IAStcwXMw0o23iBaqU lKNB784+Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jd8f6-0000D7-IZ; Mon, 25 May 2020 08:40:44 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jd8ef-000875-Bv for linux-arm-kernel@lists.infradead.org; Mon, 25 May 2020 08:40:24 +0000 Received: from [192.168.0.50] (89-70-52-201.dynamic.chello.pl [89.70.52.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5C2FE206C3; Mon, 25 May 2020 08:40:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590396016; bh=GL159ZQNLTlj2WGGQuKXAGi8lVtqHdeHMIsD6BmONC0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=vqcq27tKaqWpr2bu+p4rvaNWHiBH9SFiUHGgkSNz2qWurwhKBRcYZ7Wgwa9XT+tYI 5ZCU/f7UIuTx/PYDcGbRmMkEUQoV1Ww71wkpqptMTvdZZb4FUtv12lQ7f2jBQM1RRR HA1AG4NZHDl3VlKZZptPu168RbCwdkvYkAM9fSU8= Subject: Re: [PATCH] media: exynos4-is: Fix runtime PM imbalance in isp_video_open To: Dinghao Liu , kjlu@umn.edu References: <20200524033404.23227-1-dinghao.liu@zju.edu.cn> From: Sylwester Nawrocki Message-ID: Date: Mon, 25 May 2020 10:40:12 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200524033404.23227-1-dinghao.liu@zju.edu.cn> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200525_014017_523105_A58893E5 X-CRM114-Status: GOOD ( 12.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Kyungmin Park , Kukjin Kim , Sylwester Nawrocki , Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 5/24/20 05:34, Dinghao Liu wrote: > pm_runtime_get_sync() increments the runtime PM usage counter even > when it returns an error code. Thus a pairing decrement is needed on > the error handling path to keep the counter balanced. > > Signed-off-by: Dinghao Liu Reviewed-by: Sylwester Nawrocki _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel