From patchwork Wed Sep 16 11:06:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Pieralisi X-Patchwork-Id: 11779567 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BB6AF746 for ; Wed, 16 Sep 2020 11:07:21 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 5295B20838 for ; Wed, 16 Sep 2020 11:07:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AzPfmt1N" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5295B20838 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=yE4gu7rdXZLiKBGJXlovvVhouUNCHHM5STVHIuoD4lo=; b=AzPfmt1N1srU18OwJ+wW+rriZ +UUEZHZV4MME4bPIA4Nosup+ilLZkDpk5DYAO7EuBZ547Q5rxq3s2bUk9GuIuEo0Hy2M+PiukDyL2 Em7l71Ahqhg8wWleILG5Bn/Un5KJUYW5RX5VlaEiV/tg/c9P96ZT+ZHEv7wOP57UqeInWcpTnd3BA LhK+Ru6W1tRp/xTHtF7fSxUlj1noQib989bQdFLAVZFXfX74Y2CwV+cLiMUjfzdjoZnAXnd/1IoxE 8O3zFNKhiTRrkRLZO+z3sCpSg30Ncq5G4vPT98RV1l+zXwUwkNLsaKQRkJS1fpJOzQ2APHIhko/B1 iJgufIiRw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIVHJ-0003CD-65; Wed, 16 Sep 2020 11:07:09 +0000 Received: from foss.arm.com ([217.140.110.172]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIVHH-0003Bj-7G for linux-arm-kernel@lists.infradead.org; Wed, 16 Sep 2020 11:07:08 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1341C142F; Wed, 16 Sep 2020 04:07:06 -0700 (PDT) Received: from red-moon.arm.com (unknown [10.57.6.237]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6B0053F68F; Wed, 16 Sep 2020 04:07:03 -0700 (PDT) From: Lorenzo Pieralisi To: linux-kernel@vger.kernel.org Subject: [PATCH v2 0/3] Fix pci_iounmap() on !CONFIG_GENERIC_IOMAP Date: Wed, 16 Sep 2020 12:06:55 +0100 Message-Id: X-Mailer: git-send-email 2.26.1 In-Reply-To: <20200915093203.16934-1-lorenzo.pieralisi@arm.com> References: <20200915093203.16934-1-lorenzo.pieralisi@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200916_070707_375565_4F50AD94 X-CRM114-Status: GOOD ( 11.48 ) X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [217.140.110.172 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 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-arch@vger.kernel.org, Lorenzo Pieralisi , George Cherian , Arnd Bergmann , Catalin Marinas , linux-pci@vger.kernel.org, Yang Yingliang , Bjorn Helgaas , Will Deacon , "David S. Miller" , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org v2 of a previous posting. v1->v2: - Added additional patch to remove sparc32 useless __KERNEL__ guard v1: https://lore.kernel.org/lkml/20200915093203.16934-1-lorenzo.pieralisi@arm.com Original cover letter --- Fix the empty pci_iounmap() implementation that is causing memory leaks on !CONFIG_GENERIC_IOMAP configs relying on asm-generic/io.h. A small tweak is required on sparc32 to pull in some declarations, hopefully nothing problematic, subject to changes as requested. Previous tentatives: https://lore.kernel.org/lkml/20200905024811.74701-1-yangyingliang@huawei.com https://lore.kernel.org/lkml/20200824132046.3114383-1-george.cherian@marvell.com Cc: Bjorn Helgaas Cc: Catalin Marinas Cc: Will Deacon Cc: Arnd Bergmann Cc: "David S. Miller" Cc: George Cherian Cc: Yang Yingliang Lorenzo Pieralisi (3): sparc32: Remove useless io_32.h __KERNEL__ preprocessor guard sparc32: Move ioremap/iounmap declaration before asm-generic/io.h include asm-generic/io.h: Fix !CONFIG_GENERIC_IOMAP pci_iounmap() implementation arch/sparc/include/asm/io_32.h | 17 ++++++--------- include/asm-generic/io.h | 39 +++++++++++++++++++++++----------- 2 files changed, 34 insertions(+), 22 deletions(-)