Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp93061yba; Wed, 15 May 2019 19:45:31 -0700 (PDT) X-Google-Smtp-Source: APXvYqxiy89hxwdvA4urHp/yb84p30YhBDzau8S5JHXhd3slDospsZSP++QYNk8rFostYm/juDQ5 X-Received: by 2002:a17:902:108a:: with SMTP id c10mr48024804pla.48.1557974731045; Wed, 15 May 2019 19:45:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1557974731; cv=none; d=google.com; s=arc-20160816; b=gJJHbkb7WFVs8o7hNLUTa7LruWwWewsAsIk2SG6lweMzRZa923hzg1bC5oTNnGUFnC zqOkzdAJCpqJvoxoAkHSLfc18VKu/rksLWDTZ4YWfdwJyU4iz4LzvImW6isUli1QF+5k dYalvY3Rk1RRKUSBLBv6t2HG6PinpyGEDk/c1DvnDcQbO618TIL4kdwZx2C5FmC2lRfv jPYQXydWOBvcWrvQtucQtMhxzkJ7gw2nlSXVXl2chn8RlNFSvpJSm9lh8xcgFuCoUalB TOVQvOZGppZlHuRnWuDH+PrequzNoImRYMu45uaywlPzqlJeBlgDHCVaRiLoxKvMw/Fq qJZg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:date:message-id:cc:to:subject:from; bh=FoZ3LXZXO/ElwepJzZmWdEWMs3R6DrDF4Lk7d3Qrv6c=; b=LuhiKfgTP5g+Cotq4oeSeS6xljXbLdpo2XjGYjiBmSYbyisygUeE1g02O+gTGpnNB3 YmU1orTjvv8wKyucehurxBpWXRNYWTeaoPSnkMljdm+nRA4jzVmeAZbLkfLHA9eEUoOL iGKjShh5KiJDss2s6oS76/YyoEtIK/6PX2+zSJ6Jei0ke5Ge485p7YRVmbZFpeXurIK7 alswICOlYyMel60DU3/ra3w9/xQzvNYvYpyaPTuJKppLeDkJOfJaTwa7BKbsl+0tw5Z4 a6rPuR3TUdrB9cOo1NPQKbELXoB89mDcIFZCo9eCLrZxMCnwIwI6f/ANhI5L4PdXCeo3 tu3Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v3si3668008pgi.171.2019.05.15.19.45.04; Wed, 15 May 2019 19:45:31 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726357AbfEPCnP (ORCPT + 99 others); Wed, 15 May 2019 22:43:15 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:8201 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726229AbfEPCnP (ORCPT ); Wed, 15 May 2019 22:43:15 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 0D01E583B023829992BA; Thu, 16 May 2019 10:43:13 +0800 (CST) Received: from [127.0.0.1] (10.177.249.165) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.439.0; Thu, 16 May 2019 10:43:05 +0800 From: "wencongyang (A)" Subject: Question about MDS mitigation To: , CC: Huangzhichao , guijianfeng , gaowanlong , "Chentao (Boby)" , "Liujinsong (Paul)" Message-ID: Date: Thu, 16 May 2019 10:42:30 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.6.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.249.165] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all Fill buffers, load ports are shared between threads on the same physical core. We need to run more than one vm on the same physical core. Is there any complete mitigation for environments utilizing SMT?