From patchwork Wed Dec 18 13:42:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 11300793 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 A21E26C1 for ; Wed, 18 Dec 2019 13:42:19 +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 7415424650 for ; Wed, 18 Dec 2019 13:42:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tWotZSyt"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="vSSU4VP4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7415424650 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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:In-Reply-To:References: List-Owner; bh=GvAcRr9h2Gs2TopaCFn3WbriVZ+B1NTT0x0oO39chlA=; b=tWotZSytbWN9bs XgvOsPZfXdBrAHh7TVa1lK5qmOPXlEDeAx6b4fWRC4nn84hHJ3fcF6goej/UFa8gjWdegj7nrpJSq gav3wm5qSMi/4dbTH5OCXA/1i9M7H8dWWEK1ll21h1Tctrd+41g5Bx8EHviJhVPB2knDowQIlWnUP UtU07GXNEqF3cUGl42QvzvSbUoig3E7C0661p0xlHC98brhtaL5wc0W/TgG7e+5jflDx/9bcVpRGG 79zk+aR/mg40Y3Xk15KQQlolntak9IQ4225fCj+xE3K/1WP+KgnLlQXGaEi8XTGnfL2ODmnCr+qdV enIsHr6kLmH6KoY/lFow==; 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 1ihZah-0008Ob-QN; Wed, 18 Dec 2019 13:42:15 +0000 Received: from mail-wm1-x344.google.com ([2a00:1450:4864:20::344]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ihZaf-0008MZ-2d for linux-arm-kernel@lists.infradead.org; Wed, 18 Dec 2019 13:42:14 +0000 Received: by mail-wm1-x344.google.com with SMTP id b19so1880708wmj.4 for ; Wed, 18 Dec 2019 05:42:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=d4mZXGCvD+6EnbswTu7ksRYdm4UYDrB4ruC6F1AgNC8=; b=vSSU4VP4UooPjqt2LRy/or7Vt22ojWOll9hfB0oO9Yqo5lrx5x4OyxENz29e4lG5xP UjrKNruwA59k3B7ckYCAd4uCMOmSz4WX75DkvPcftr40JhiLaR72BkNZ3v1bOzCnYjfH YE6JWzHOrYZ3iMIj6Fo0O2HDBRix8VbFfgr9kAxNLeZgpI3rZ1AFgsFYvb6ldyV5Y6XA cnHmc8LMP47OlrgjHj8AZsBI3t8mi2eOVAbNuDXTn//RisePxjzez7wLCXn7svuQO5rV 0Q6cKXOJ6OfuaUGsztmLfdEGIwaLIF8q12EOZbswX3wqzqA4Z6YzcYHKI40vvr4Ocuiy HQ8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=d4mZXGCvD+6EnbswTu7ksRYdm4UYDrB4ruC6F1AgNC8=; b=kPyZHFMJEp2MI+XlKxf0c5tyEIbtzVFHeCjM4AJHUW9QJR1lgYutGtbnFxCzfsx3sr s7Nore8KiNph0jCw5AAgv0jT5MASUtg/K8pwtJSIcMp9UkaNfWRZolXklJMq/QqKq/q5 Q4+d9cRUB4NVvw6mPPiApNQEPIw49jQu/PkVQFheU4nE8ZLJFMB2A07Qy3jVUZ2wwOUB J/F6kUJSRJDZlSyjMDiiDN/bfywcwQ1M+6e0YFstVzSAOQzewEXvivPHRbSPEd6SRLlA 8flxpSK2cyAbnkw4964jtJt/g78eSo8Y7bY256aYyn/7H4VfoHWYm/rfk1RkP64M88Kp vq5A== X-Gm-Message-State: APjAAAX87R5/VOwsDvNIp6Kg0i8nKaJ3mo/4X4e/JtZq2WVRDJTB4R1F j4LL92llhG+5GWpXP6pyvNQ= X-Google-Smtp-Source: APXvYqx00MAdrTJa0b/IcwkLqVUMHW/YwCHT1c0x+FeTNgKpQh9jqa/Uvj/6SYnkwv03WobwQ56A3g== X-Received: by 2002:a05:600c:22c8:: with SMTP id 8mr3210705wmg.178.1576676531417; Wed, 18 Dec 2019 05:42:11 -0800 (PST) Received: from localhost (pD9E518ED.dip0.t-ipconnect.de. [217.229.24.237]) by smtp.gmail.com with ESMTPSA id t5sm2577688wrr.35.2019.12.18.05.42.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Dec 2019 05:42:10 -0800 (PST) From: Thierry Reding To: Joerg Roedel Subject: [PATCH v3 0/5] iommu: Implement generic_iommu_put_resv_regions() Date: Wed, 18 Dec 2019 14:42:00 +0100 Message-Id: <20191218134205.1271740-1-thierry.reding@gmail.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191218_054213_121437_4B667A96 X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:344 listed in] [list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (thierry.reding[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 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: Jean-Philippe Brucker , Will Deacon , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, Christoph Hellwig , iommu@lists.linux-foundation.org, Robin Murphy , 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 From: Thierry Reding Most IOMMU drivers only need to free the memory allocated for each reserved region. Instead of open-coding the loop to do this in each driver, extract the code into a common function that can be used by all these drivers. Changes in v3: - add Reviewed-by from Jean-Philippe Brucker on virtio patch - add Acked-by from Will Deacon on ARM SMMU patch - rename to generic_iommu_put_resv_regions() Changes in v2: - change subject prefix to "iommu: virtio: " for virtio-iommu.c driver Thierry Thierry Reding (5): iommu: Implement generic_iommu_put_resv_regions() iommu: arm: Use generic_iommu_put_resv_regions() iommu: amd: Use generic_iommu_put_resv_regions() iommu: intel: Use generic_iommu_put_resv_regions() iommu: virtio: Use generic_iommu_put_resv_regions() drivers/iommu/amd_iommu.c | 11 +---------- drivers/iommu/arm-smmu-v3.c | 11 +---------- drivers/iommu/arm-smmu.c | 11 +---------- drivers/iommu/intel-iommu.c | 11 +---------- drivers/iommu/iommu.c | 19 +++++++++++++++++++ drivers/iommu/virtio-iommu.c | 14 +++----------- include/linux/iommu.h | 2 ++ 7 files changed, 28 insertions(+), 51 deletions(-)