Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934909AbeAHRNw (ORCPT + 1 other); Mon, 8 Jan 2018 12:13:52 -0500 Received: from mail-wr0-f193.google.com ([209.85.128.193]:42239 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932698AbeAHRNv (ORCPT ); Mon, 8 Jan 2018 12:13:51 -0500 X-Google-Smtp-Source: ACJfBouOKeR7WKJN7SmDp+ZAa58yf4xKgGUWKdBFv6GFV/LI1e1GygL9IFRfQShc11vK7iyXN5+10g== Date: Mon, 8 Jan 2018 18:13:47 +0100 From: Ingo Molnar To: Dave Hansen Cc: Willy Tarreau , linux-kernel@vger.kernel.org, x86@kernel.org, tglx@linutronix.de, gnomes@lxorguk.ukuu.org.uk, torvalds@linux-foundation.org, Andy Lutomirski Subject: Re: [PATCH RFC 0/4] Per-task PTI activation Message-ID: <20180108171347.gp7rxcoaapmhvfsk@gmail.com> References: <1515427939-10999-1-git-send-email-w@1wt.eu> <2363e178-5237-faca-264f-757cf7f40d3c@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2363e178-5237-faca-264f-757cf7f40d3c@intel.com> User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: * Dave Hansen wrote: > On 01/08/2018 08:12 AM, Willy Tarreau wrote: > > I could experiment a bit with the possibility to enable/disable PTI per > > task. Please keep in mind that it's not my area of experitise at all, but > > doing so I could recover the initial performance without disabling PTI on > > the whole system. > > This cc list is way too small. Please at *least* include me and Andy on > this kind of stuff. Yeah. The full x86-PTI Cc list that I typically add to new PTI commits is: Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Dave Hansen Cc: Ingo Molnar Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Josh Poimboeuf Thanks, Ingo