From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f197.google.com (mail-pf0-f197.google.com [209.85.192.197]) by kanga.kvack.org (Postfix) with ESMTP id 6B8F76B0006 for ; Fri, 20 Apr 2018 18:24:11 -0400 (EDT) Received: by mail-pf0-f197.google.com with SMTP id c85so5319572pfb.12 for ; Fri, 20 Apr 2018 15:24:11 -0700 (PDT) Received: from mga06.intel.com (mga06.intel.com. [134.134.136.31]) by mx.google.com with ESMTPS id p91-v6si6363907plb.457.2018.04.20.15.24.10 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 20 Apr 2018 15:24:10 -0700 (PDT) Subject: [PATCH 0/5] x86, mm: PTI Global page fixes for 4.17 From: Dave Hansen Date: Fri, 20 Apr 2018 15:20:18 -0700 Message-Id: <20180420222018.E7646EE1@viggo.jf.intel.com> Sender: owner-linux-mm@kvack.org List-ID: 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 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