From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f200.google.com (mail-pf0-f200.google.com [209.85.192.200]) by kanga.kvack.org (Postfix) with ESMTP id ED604280396 for ; Fri, 4 Aug 2017 15:25:18 -0400 (EDT) Received: by mail-pf0-f200.google.com with SMTP id d5so26745996pfg.3 for ; Fri, 04 Aug 2017 12:25:18 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTPS id m6si1527285pln.457.2017.08.04.12.25.17 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 04 Aug 2017 12:25:17 -0700 (PDT) Subject: Re: [PATCH 1/2] x86,mpx: make mpx depend on x86-64 to free up VMA flag References: <20170804190730.17858-1-riel@redhat.com> <20170804190730.17858-2-riel@redhat.com> From: Dave Hansen Message-ID: <543e85d4-d4a1-41a7-cfcf-6a88c0124998@intel.com> Date: Fri, 4 Aug 2017 12:25:15 -0700 MIME-Version: 1.0 In-Reply-To: <20170804190730.17858-2-riel@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: riel@redhat.com, linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, fweimer@redhat.com, colm@allcosts.net, akpm@linux-foundation.org, rppt@linux.vnet.ibm.com, keescook@chromium.org, luto@amacapital.net, wad@chromium.org, mingo@kernel.org On 08/04/2017 12:07 PM, riel@redhat.com wrote: > MPX only seems to be available on 64 bit CPUs, starting with Skylake > and Goldmont. Move VM_MPX into the 64 bit only portion of vma->vm_flags, > in order to free up a VMA flag. Makes me a little sad. But, seems worth it. Acked-by: Dave Hansen -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org