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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 2CBB5C47261 for ; Mon, 4 May 2020 12:54:25 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (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 0E8412078E for ; Mon, 4 May 2020 12:54:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0E8412078E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id B290788637; Mon, 4 May 2020 12:54:24 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vuzVWIm1H1gh; Mon, 4 May 2020 12:54:21 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by hemlock.osuosl.org (Postfix) with ESMTP id 74A3F888BC; Mon, 4 May 2020 12:54:21 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5F4DDC088F; Mon, 4 May 2020 12:54:21 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id D43E7C0175 for ; Mon, 4 May 2020 12:54:19 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id A182186FD9 for ; Mon, 4 May 2020 12:54:19 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id H2q8d7mZcJNh for ; Mon, 4 May 2020 12:54:17 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 51D448764C for ; Mon, 4 May 2020 12:54:17 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id 05DA5477; Mon, 4 May 2020 14:54:15 +0200 (CEST) From: Joerg Roedel To: iommu@lists.linux-foundation.org Subject: [PATCH 3/5] iommu/amd: Call domain_flush_complete() in update_domain() Date: Mon, 4 May 2020 14:54:11 +0200 Message-Id: <20200504125413.16798-4-joro@8bytes.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200504125413.16798-1-joro@8bytes.org> References: <20200504125413.16798-1-joro@8bytes.org> Cc: Joerg Roedel , Qian Cai , linux-kernel@vger.kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" From: Joerg Roedel The update_domain() function is expected to also inform the hardware about domain changes. This needs a COMPLETION_WAIT command to be sent to all IOMMUs which use the domain. Tested-by: Qian Cai Signed-off-by: Joerg Roedel --- drivers/iommu/amd_iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 68da484a69dd..d2499c86d395 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2321,6 +2321,7 @@ static void update_domain(struct protection_domain *domain) domain_flush_devices(domain); domain_flush_tlb_pde(domain); + domain_flush_complete(domain); } int __init amd_iommu_init_api(void) -- 2.17.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu