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=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 EED73C2BC73 for ; Wed, 4 Dec 2019 13:03:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 901CB20833 for ; Wed, 4 Dec 2019 13:03:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="V9NFCvdS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 901CB20833 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id EFF946B0AAA; Wed, 4 Dec 2019 08:03:49 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id EB00B6B0AAB; Wed, 4 Dec 2019 08:03:49 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DA03A6B0AAC; Wed, 4 Dec 2019 08:03:49 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0053.hostedemail.com [216.40.44.53]) by kanga.kvack.org (Postfix) with ESMTP id C6ACB6B0AAA for ; Wed, 4 Dec 2019 08:03:49 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with SMTP id 6057662EB for ; Wed, 4 Dec 2019 13:03:49 +0000 (UTC) X-FDA: 76227476178.25.print42_5b7a34ff21e45 X-HE-Tag: print42_5b7a34ff21e45 X-Filterd-Recvd-Size: 2116 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf45.hostedemail.com (Postfix) with ESMTP for ; Wed, 4 Dec 2019 13:03:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=VAw+exV6zFNd79GLsJ/i683SHwBX9ctSDVhWZEuWOOo=; b=V9NFCvdSmtkVG2Erzr/1Lg4wA WPk5PvNGR+PQCfY+6HS/6i3CBsIjfOt6+DqPNrwPgGaILBpaSAkNwQZfiGFUaB395Bw1IhWlq6RUz R3w7Z94R6RpKPBBGEzWa8KS1dfIgd1C1Sqg6a8HFsNgQcP9hE3s1/ufXIdaFr81MhT0h+YzUlQleV pPyNAzssNUd0iT3dSLt71WgPiSL/hnwhYhosH3jrPywToVGSq96EJXlYPYLtqlQZLCnHn2wF1vf2J R3oHrIsvK2sKKA3k0Eh2MY75cpD1mqJu3LQ6Zr0I/MDcGmpgTRK90NOWRIy6E6duNqMMR5OJigo7m AACJbWy5A==; Received: from clnet-p19-102.ikbnet.co.at ([83.175.77.102] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1icUJi-000462-KO; Wed, 04 Dec 2019 13:03:43 +0000 From: Christoph Hellwig To: Thomas Hellstrom Cc: =?UTF-8?q?Christian=20K=C3=B6nig?= , Tom Lendacky , iommu@lists.linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: make dma_addressing_limited work for memory encryption setups v2 Date: Wed, 4 Dec 2019 14:03:37 +0100 Message-Id: <20191204130339.22804-1-hch@lst.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000012, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi all, this little series fixes dma_addressing_limited to return true for systems that use bounce buffers due to memory encryption. Changes since v1: - take SWIOTLB_FORCE into account