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=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 E5849C43461 for ; Mon, 7 Sep 2020 10:29:50 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 5613D2067C for ; Mon, 7 Sep 2020 10:29:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="RijxchlH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5613D2067C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=alien8.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 12A4B85168; Mon, 7 Sep 2020 10:29:50 +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 Ah28rVLsr2kO; Mon, 7 Sep 2020 10:29:48 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id DA46785161; Mon, 7 Sep 2020 10:29:48 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C2338C0052; Mon, 7 Sep 2020 10:29:48 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9AD54C0051 for ; Mon, 7 Sep 2020 10:29:46 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 9456386554 for ; Mon, 7 Sep 2020 10:29:46 +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 KDfDcwf9pMqr for ; Mon, 7 Sep 2020 10:29:45 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by whitealder.osuosl.org (Postfix) with ESMTPS id 1424B85784 for ; Mon, 7 Sep 2020 10:29:44 +0000 (UTC) Received: from zn.tnic (p200300ec2f090900d13be81847330e93.dip0.t-ipconnect.de [IPv6:2003:ec:2f09:900:d13b:e818:4733:e93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id BA6901EC0402; Mon, 7 Sep 2020 12:29:41 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1599474581; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=dt37uUxYROJNlD0vV1uDnGtV0WBbqmUUp/MYg5mNPrM=; b=RijxchlHtwPXQG5o/B1nqXNP79POmS8Cs9dQtO6J44yZMUyQ0Z1pIMsDPL4cAz28pv8itX UukAat4f+0m63he61l1m9zi43Ia+Qd4EpX9+wezuarnfV+Q8giojiAA5yvokMaHi9Q44wj PsDlZv4bF1qtXXCK0DFftA/epddgjyo= Date: Mon, 7 Sep 2020 12:29:35 +0200 From: Borislav Petkov To: Fenghua Yu Subject: Re: [PATCH v7 8/9] x86/cpufeatures: Mark ENQCMD as disabled when configured out Message-ID: <20200907102935.GA16029@zn.tnic> References: <1598540794-132666-1-git-send-email-fenghua.yu@intel.com> <1598540794-132666-9-git-send-email-fenghua.yu@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1598540794-132666-9-git-send-email-fenghua.yu@intel.com> Cc: Jean-Philippe Brucker , Tony Luck , Dave Jiang , Ashok Raj , Ravi V Shankar , Peter Zijlstra , x86 , linux-kernel , Christoph Hellwig , Dave Hansen , iommu@lists.linux-foundation.org, Ingo Molnar , Jacob Jun Pan , Andy Lutomirski , H Peter Anvin , Thomas Gleixner , David Woodhouse 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="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Thu, Aug 27, 2020 at 08:06:33AM -0700, Fenghua Yu wrote: > Currently the ENQCMD feature cannot be used if CONFIG_INTEL_IOMMU_SVM > is not set. IOW, "Currently, the ENQCMD feature depends on CONFIG_INTEL_IOMMU_SVM." ? No need for a "cannot ... if not" formulation. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu