Received: by 10.192.165.148 with SMTP id m20csp763748imm; Fri, 20 Apr 2018 15:29:55 -0700 (PDT) X-Google-Smtp-Source: AIpwx4/HsueHhMAt8g7bi6UuTgWlKJwa5o1VsVG3GUyjBwt7UkOUqv7sB9ZI7DEOtQjPLQKYSXQj X-Received: by 10.98.89.89 with SMTP id n86mr11204826pfb.158.1524263395084; Fri, 20 Apr 2018 15:29:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1524263395; cv=none; d=google.com; s=arc-20160816; b=NN9ncEadfYvGJxyFl1cGcJY5BtTnaBNa7EPTHQCX3rAE+O9ETJx6vU+kAY4VK+jPII YPorqc5qxHO64zOOVqKz96tawt7TnmW/6Bul7qLidLbnuO/yoORcTH+EXb+ZRTdhhcQY ygDtpCWqHT9Zp50huENSEKd+d1VhLC+E8ZnowMiPSWGIVB/oJziTVOSlbqFMs1Bzy1wf htP3bLk/vKWEGdVK8T2l8eHlQgTaVUokn7IG7MraWzOLNAcWidL3OkuCiUWbqLdVdrWo 4mTXtU0kCHnUKl/R5fH5fjb22cvKUhLY9BY87zjxoCevYn5JLW8t7abPJo/nQixTLYs8 EDxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:from:cc:to:subject :arc-authentication-results; bh=urkGZpF2si0/B/Ly+/w0Z40PTALL4Cww3K2vCxGcuj0=; b=XzbjQS/u6+J6BrKEasgyjaC7DZw8hJqh524Dx9McCLg6OA2gAwFsJcP4X1UxXBmY9/ 6Ta4rKYPbwjBzNdW7+0nTpIWV1vtEb59ujLxrOali1HFQ5GBO9/RnxaYLCLpQPY62zXa 7GVn6WNQ7mj0lycZPoKXKE3WsKDGIPrqvWH452FRehbjxbeBbyzuk0KOo17qYIkN0SKO LsM9G1h8iwJ76aliMk3vpZx+SaH8JNlbOemmJOwBsK6VRNuVoGzl41VqF5qXFzEmo1ic f+T2k2/gTu6Emr5QHJ2Obnp6eBhH6foqCw4KMtkt0L0Dvb5hxC2oorZCwmmk+GBn8MWk Gq0w== 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 p12-v6si6869270plr.131.2018.04.20.15.29.17; Fri, 20 Apr 2018 15:29:55 -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 S1752812AbeDTWYL (ORCPT + 99 others); Fri, 20 Apr 2018 18:24:11 -0400 Received: from mga01.intel.com ([192.55.52.88]:59767 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751227AbeDTWYK (ORCPT ); Fri, 20 Apr 2018 18:24:10 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Apr 2018 15:24:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,303,1520924400"; d="scan'208";a="35245650" Received: from viggo.jf.intel.com (HELO localhost.localdomain) ([10.54.39.119]) by orsmga008.jf.intel.com with ESMTP; 20 Apr 2018 15:24:09 -0700 Subject: [PATCH 0/5] x86, mm: PTI Global page fixes for 4.17 To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, Dave Hansen , aaro.koskinen@nokia.com, aarcange@redhat.com, luto@kernel.org, arjan@linux.intel.com, bp@alien8.de, dan.j.williams@intel.com, dwmw2@infradead.org, fengguang.wu@intel.com, gregkh@linuxfoundation.org, hughd@google.com, mingo@kernel.org, jpoimboe@redhat.com, jgross@suse.com, keescook@google.com, torvalds@linux-foundation.org, mceier@gmail.com, namit@vmware.com, peterz@infradead.org, tglx@linutronix.de, vbabka@suse.cz From: Dave Hansen Date: Fri, 20 Apr 2018 15:20:18 -0700 Message-Id: <20180420222018.E7646EE1@viggo.jf.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There have been a number of reports about issues with the patches that restore the Global PTE bit when using KPIT. This set resolves all of the issues that have been reported. These have been pushed out to a git tree where 0day should be chewing on them. Considering the troubles thus far, we should probably wait for 0day to spend _some_ time on these fixes before these get merged. Cc: Aaro Koskinen Cc: Andrea Arcangeli Cc: Andy Lutomirski Cc: Arjan van de Ven Cc: Borislav Petkov Cc: Dan Williams Cc: David Woodhouse Cc: Fengguang Wu Cc: Greg Kroah-Hartman Cc: Hugh Dickins Cc: Ingo Molnar Cc: Josh Poimboeuf Cc: Juergen Gross Cc: Kees Cook Cc: Linus Torvalds Cc: Mariusz Ceier Cc: Nadav Amit Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Vlastimil Babka Cc: linux-mm@kvack.org