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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 CF09FC49ED9 for ; Tue, 10 Sep 2019 17:49:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C5D72089F for ; Tue, 10 Sep 2019 17:49:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amazon.de header.i=@amazon.de header.b="hVlJLpjF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437195AbfIJRtp (ORCPT ); Tue, 10 Sep 2019 13:49:45 -0400 Received: from smtp-fw-6001.amazon.com ([52.95.48.154]:13694 "EHLO smtp-fw-6001.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727086AbfIJRtp (ORCPT ); Tue, 10 Sep 2019 13:49:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.de; i=@amazon.de; q=dns/txt; s=amazon201209; t=1568137783; x=1599673783; h=from:to:subject:date:message-id:in-reply-to:references; bh=spd7R0coipqRS2/jPayP80CdFsO0oofRfjp94TF6K30=; b=hVlJLpjFBR8+UxjQoPPhSywKpos3Mw5RjhstdyCy30mX+NAxs+qtA6gM jXezeVnX59yMy+SfFGLr24bw9TMTQT8KenrEupqJCA9lNpQtKn3MfQ28a H4IeRhXRl9dBvg4uqsVzt+kcQTLYROCTvOClfNkzQvub70xi8mHIDU+Cu w=; X-IronPort-AV: E=Sophos;i="5.64,490,1559520000"; d="scan'208";a="414553655" Received: from iad6-co-svc-p1-lb1-vlan3.amazon.com (HELO email-inbound-relay-2a-119b4f96.us-west-2.amazon.com) ([10.124.125.6]) by smtp-border-fw-out-6001.iad6.amazon.com with ESMTP; 10 Sep 2019 17:49:41 +0000 Received: from uf8b156e456a5587c9af4.ant.amazon.com (pdx2-ws-svc-lb17-vlan3.amazon.com [10.247.140.70]) by email-inbound-relay-2a-119b4f96.us-west-2.amazon.com (Postfix) with ESMTPS id D3A461A094A; Tue, 10 Sep 2019 17:49:40 +0000 (UTC) Received: from uf8b156e456a5587c9af4.ant.amazon.com (localhost [127.0.0.1]) by uf8b156e456a5587c9af4.ant.amazon.com (8.15.2/8.15.2/Debian-3) with ESMTP id x8AHncaT023816; Tue, 10 Sep 2019 19:49:38 +0200 Received: (from sironi@localhost) by uf8b156e456a5587c9af4.ant.amazon.com (8.15.2/8.15.2/Submit) id x8AHncFe023814; Tue, 10 Sep 2019 19:49:38 +0200 From: Filippo Sironi To: sironi@amazon.de, joro@8bytes.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/5] iommu/amd: Wait for completion of IOTLB flush in attach_device Date: Tue, 10 Sep 2019 19:49:21 +0200 Message-Id: <1568137765-20278-2-git-send-email-sironi@amazon.de> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1568137765-20278-1-git-send-email-sironi@amazon.de> References: <1568137765-20278-1-git-send-email-sironi@amazon.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Filippo Sironi --- drivers/iommu/amd_iommu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 61de81965c44..f026a8c2b218 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2169,6 +2169,8 @@ static int attach_device(struct device *dev, */ domain_flush_tlb_pde(domain); + domain_flush_complete(domain); + return ret; } -- 2.7.4