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=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 C18BCC2D0CD for ; Wed, 18 Dec 2019 13:42:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9878A218AC for ; Wed, 18 Dec 2019 13:42:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="vSSU4VP4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727126AbfLRNmN (ORCPT ); Wed, 18 Dec 2019 08:42:13 -0500 Received: from mail-wm1-f66.google.com ([209.85.128.66]:52510 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726912AbfLRNmN (ORCPT ); Wed, 18 Dec 2019 08:42:13 -0500 Received: by mail-wm1-f66.google.com with SMTP id p9so1890464wmc.2 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=d9GTYHcirJaEJjCYSD6V2hwafLKgLyXU4kpB1hyT5UtG3ffzuZl7xNtaW9z09xJYwr kCL8OG8V2Ybha14Ns/uIYdL1+zBeGs6knP7VXCX4+ct2klMPjdBkMo2pNuKnqLZUxQhW tu77LV8TBPvAXKCi4t/IO/B/1/y/MMQOTS9rjEf9ryWxuCNXhWAsGSa4rPdwgHMkJgFJ nMwvIr+cmUPwraDTxzeucu2LMAQZbj1UeDvbB37sK0CWnmCziRE3ZmYCaaLa3oLaxyFn QYKn6T7XXgru9pzELD7cvtz3T/XJvXUKs15CDbZGapHL32yiedcvE3yGx+T0kLjfJAQ1 V13w== X-Gm-Message-State: APjAAAVZAQySuSi4BseoYNAvOxx6TwlVCIxGkLw6WD1QmAzRykGMjXWO g4Y7yPcfVdEqrx0dhfx5JSs= 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 Cc: Will Deacon , Robin Murphy , Jean-Philippe Brucker , Christoph Hellwig , iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org 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 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.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(-) -- 2.24.1