Received: by 2002:a05:6a10:c604:0:0:0:0 with SMTP id y4csp256365pxt; Wed, 4 Aug 2021 10:17:39 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyW7Fxe6hB0u8IFRXJSHTg42e5pC2Rjjr+jG952lyhBRh8j3vbV7e7cdQafsavFuSRaAqzD X-Received: by 2002:a05:6e02:54c:: with SMTP id i12mr5066ils.103.1628097459287; Wed, 04 Aug 2021 10:17:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628097459; cv=none; d=google.com; s=arc-20160816; b=XKQv51utcKfSSyM9N/ebgftAI2m5RwOpl1upx8QJRI6BHQ2XgLYRnsBqvSsfU03DlF TTSYAJN6VX4JEMwQsmX2kQeSKG4doanOyf8QgCqkzr7wsg/U8f3XZBpcQbov32OGrYrG 4JnFDSM0mMxRLzu1oyhf2wVumz+jaT3IIclMcxqHDB8l3AL5DijVnDSJswHgXbS9sy+z ReGhN8e7rgrgi4UQBgYkp7VF1bDsNJCWr8jA90P+EtHOsN632sLWZy2l4tgpNbO3r4bu E025jrv5SSNLa4KVnCqQz58+1NTbkgiXFsU8rzeJe+0/8X4/0LFri5N/pr9bzeFdy3mR 6cQA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=fkWnr9Y/EIcrZpiIP33qB3Z6RB3VXzxZuy5UV/Unp5w=; b=h72iVMOmNOQhSamHI5VBV1ySJTYQCqROn11a6j/whop6++T/niWfaBhMaVhS58QJNX +ZvJOMJlr55X2PLZTjuisJ0EkCvuCj6xDi1C79nxc1PhgvpQrNJWXfqPG7fY9qgZ9fEy 5KNUaygKkg5srXIvHnPLKhHd6ZsvcJ9FsmlHcce4s26Ig7DiFbVV+RBfHmH7eDZxATVq dcD69wAd7fShmxCmVUzQeE3fxKTOVjxEK6UjNIDW+td511dK6Gj03arvC7aVISBgfJBf whLnPAX/bqoVMP2C+QSZDiiWQl4g73+lV+b+OPoVjCgjJWbVMCd1F2WN1rSVdWFHqHiM 4+YQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id n13si2815783ioj.25.2021.08.04.10.17.26; Wed, 04 Aug 2021 10:17:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239836AbhHDRQf (ORCPT + 99 others); Wed, 4 Aug 2021 13:16:35 -0400 Received: from foss.arm.com ([217.140.110.172]:34842 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239838AbhHDRQ3 (ORCPT ); Wed, 4 Aug 2021 13:16:29 -0400 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 DFD331424; Wed, 4 Aug 2021 10:16:16 -0700 (PDT) Received: from 010265703453.arm.com (unknown [10.57.36.146]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 27B8C3F66F; Wed, 4 Aug 2021 10:16:15 -0700 (PDT) From: Robin Murphy To: joro@8bytes.org, will@kernel.org Cc: iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, suravee.suthikulpanit@amd.com, baolu.lu@linux.intel.com, john.garry@huawei.com, dianders@chromium.org, rajatja@google.com, chenxiang66@hisilicon.com Subject: [PATCH v3 04/25] iommu/vt-d: Drop IOVA cookie management Date: Wed, 4 Aug 2021 18:15:32 +0100 Message-Id: <41521d47ef64c79f5821e1595759f6482dd30528.1628094601.git.robin.murphy@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The core code bakes its own cookies now. Reviewed-by: Lu Baolu Signed-off-by: Robin Murphy --- drivers/iommu/intel/iommu.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index c12cc955389a..7e168634c433 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -1979,10 +1979,6 @@ static void domain_exit(struct dmar_domain *domain) /* Remove associated devices and clear attached or cached domains */ domain_remove_dev_info(domain); - /* destroy iovas */ - if (domain->domain.type == IOMMU_DOMAIN_DMA) - iommu_put_dma_cookie(&domain->domain); - if (domain->pgd) { struct page *freelist; @@ -4544,10 +4540,6 @@ static struct iommu_domain *intel_iommu_domain_alloc(unsigned type) return NULL; } - if (type == IOMMU_DOMAIN_DMA && - iommu_get_dma_cookie(&dmar_domain->domain)) - return NULL; - domain = &dmar_domain->domain; domain->geometry.aperture_start = 0; domain->geometry.aperture_end = -- 2.25.1