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, URIBL_BLOCKED,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 8A15BC433E0 for ; Tue, 26 May 2020 22:17:47 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 30976208C9 for ; Tue, 26 May 2020 22:17:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 30976208C9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id DEAC2878BA; Tue, 26 May 2020 22:17:46 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 0PmOTTRGdkcS; Tue, 26 May 2020 22:17:44 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by whitealder.osuosl.org (Postfix) with ESMTP id 0ED73878A8; Tue, 26 May 2020 22:17:44 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id D6D3AC0888; Tue, 26 May 2020 22:17:43 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 24C57C016F for ; Tue, 26 May 2020 22:17:43 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 13842878BA for ; Tue, 26 May 2020 22:17:43 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 2mwjgh-sAVqW for ; Tue, 26 May 2020 22:17:41 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by whitealder.osuosl.org (Postfix) with ESMTPS id A5344878A8 for ; Tue, 26 May 2020 22:17:41 +0000 (UTC) IronPort-SDR: P+k06u6q6aaUPzOvV/pttjIRf23oSrY0HYOHpUTjtLsQk94DbQtpUZ3Kpz6rb+9KlQm2Whajgr 1W8cZMWTBXNA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 May 2020 15:17:39 -0700 IronPort-SDR: LQRNBHg29mtUm+BYhW/F0JYJJY+Cx1gdDil/ex+yWAzjp61fCcXcLRRNl6lMtygMxkLl6ENDcN YPLwPdtukCtQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,439,1583222400"; d="scan'208";a="468512269" Received: from otc-nc-03.jf.intel.com ([10.54.39.25]) by fmsmga006.fm.intel.com with ESMTP; 26 May 2020 15:17:39 -0700 From: Ashok Raj To: linux-pci@vger.kernel.org, Bjorn Helgaas , Joerg Roedel Subject: [PATCH] iommu: Relax ACS requirement for Intel RCiEP devices. Date: Tue, 26 May 2020 15:17:35 -0700 Message-Id: <1590531455-19757-1-git-send-email-ashok.raj@intel.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Cc: Ashok Raj , Darrel Goeddel , Alex Williamson , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Mark Scott , Romil Sharma 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" QWxsIEludGVsIHBsYXRmb3JtcyBndWFyYW50ZWUgdGhhdCBhbGwgcm9vdCBjb21wbGV4IGltcGxl bWVudGF0aW9ucwptdXN0IHNlbmQgdHJhbnNhY3Rpb25zIHVwIHRvIElPTU1VIGZvciBhZGRyZXNz IHRyYW5zbGF0aW9ucy4gSGVuY2UgZm9yClJDaUVQIGRldmljZXMgdGhhdCBhcmUgVmVuZG9yIElE IEludGVsLCBjYW4gY2xhaW0gZXhjZXB0aW9uIGZvciBsYWNrIG9mCkFDUyBzdXBwb3J0LgoKCjMu 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