From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga12.intel.com ([192.55.52.136]:12404 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725913AbeKUKPo (ORCPT ); Wed, 21 Nov 2018 05:15:44 -0500 Subject: Re: STIBP by default.. Revert? To: Jiri Kosina Cc: Linus Torvalds , Thomas Gleixner , Peter Zijlstra , Josh Poimboeuf , Andrea Arcangeli , David Woodhouse , Andi Kleen , Tim Chen , "Schaufler, Casey" , Linux List Kernel Mailing , the arch/x86 maintainers , "stable@vger.kernel.org" References: <51127fd4-5dcc-b2b9-4873-72098d2a77d9@linux.intel.com> From: Arjan van de Ven Message-ID: <6624874d-3e5b-1d41-7962-9291dd2eaa1a@linux.intel.com> Date: Wed, 21 Nov 2018 07:43:50 +0800 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: stable-owner@vger.kernel.org List-ID: On 11/20/2018 11:27 PM, Jiri Kosina wrote: > On Mon, 19 Nov 2018, Arjan van de Ven wrote: > >> In the documentation, AMD officially recommends against this by default, >> and I can speak for Intel that our position is that as well: this really >> must not be on by default. > > Thanks for pointing to the AMD doc, it's indeed clearly stated there. > > Is there any chance this could perhaps be added to Intel documentation as > well, so that we avoid cases like this in the future? absolutely that's now already in progress; the doc publishing process is a bit on the long side unfortunately so it won't be today ;)