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=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED 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 C805BC43381 for ; Sun, 17 Feb 2019 09:57:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 99DD32195D for ; Sun, 17 Feb 2019 09:57:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=lechnology.com header.i=@lechnology.com header.b="iqp6iTz0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728092AbfBQJ5C (ORCPT ); Sun, 17 Feb 2019 04:57:02 -0500 Received: from vern.gendns.com ([98.142.107.122]:54254 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728013AbfBQJ5B (ORCPT ); Sun, 17 Feb 2019 04:57:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=5ArJSVmCQfXhdohGC2jsM9U34ehp56DKvZejkSn5qNk=; b=iqp6iTz0TKSV/WuMdKYJxq/zvc ODkiOt9obJdrF8o4rEQvktrm6zEug5ljXJ/d+uSjNhPE+Da2wi2v4NCNMzEFCNf002d5faZP4joII 6brn8jI+OD9e83XZx04HtFURsFTdsXA4s26K3o7Rylo7+/lxJx4TGaxncY10ipj+4zUhP33jxqXGC E0ib9ZhadajKYswDldx4d4Xilcorfkd8hb6DTak1vsQl+83OVWeJQNBst8PXAU8JGdABXHtyfgWDJ Gr8SnpncW4nT0zxZh0uXPwklXh8So7fPgXvvl2awafVb14IOU9bQvObu3nRRboXVV8o5U5+yls91i nRlAvpOA==; Received: from [185.122.190.68] (port=61713 helo=gerda-5.local) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.91) (envelope-from ) id 1gvJBp-0000AV-NM; Sun, 17 Feb 2019 04:56:49 -0500 Subject: Re: [PATCH v4 30/37] ARM: davinci: cp-intc: request the memory region before remapping it To: Bartosz Golaszewski , Dmitry Torokhov , Sekhar Nori , Kevin Hilman , Thomas Gleixner , Jason Cooper , Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Bartosz Golaszewski References: <20190214145231.8750-1-brgl@bgdev.pl> <20190214145231.8750-31-brgl@bgdev.pl> From: David Lechner Message-ID: Date: Sun, 17 Feb 2019 10:56:57 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: <20190214145231.8750-31-brgl@bgdev.pl> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/14/19 8:52 AM, Bartosz Golaszewski wrote: > From: Bartosz Golaszewski > > Add a missing call to request_mem_region() before calling ioremap() to > make sure it's not been requested by another user. > > Signed-off-by: Bartosz Golaszewski > --- Reviewed-by: David Lechner