Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754369AbdIGIN0 (ORCPT ); Thu, 7 Sep 2017 04:13:26 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:36597 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752778AbdIGINY (ORCPT ); Thu, 7 Sep 2017 04:13:24 -0400 X-Google-Smtp-Source: ADKCNb5ampAV0IT4z07mIMSSQyk2VD/H4GGojOpNXrOjKi5lBsrdO4NJVX+bpVHeJ2YTMKA+4CYsRA== Date: Thu, 7 Sep 2017 10:13:20 +0200 From: Ingo Molnar To: Linus Torvalds Cc: Linux Kernel Mailing List , Thomas Gleixner , "H. Peter Anvin" , Peter Zijlstra , Andrew Morton , Andy Lutomirski , Borislav Petkov Subject: Re: [GIT PULL] x86/mm changes for v4.14: PCID support, 5-level paging support, Secure Memory Encryption support Message-ID: <20170907081320.f5shfxcig734bmpd@gmail.com> References: <20170904093158.k6pg3ytcbotjlhv5@gmail.com> <20170905214046.ishenhbj7jrtoufc@gmail.com> <20170907080709.hwospdejr2ztmqr7@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170907080709.hwospdejr2ztmqr7@gmail.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1254 Lines: 33 * Ingo Molnar wrote: > > * Linus Torvalds wrote: > > > On Tue, Sep 5, 2017 at 2:40 PM, Ingo Molnar wrote: > > > > > > Hm, just as background, there are no regression reports I'm aware of > > > against any of these trees, plus most of the dangerous commits have > > > been in linux-next for at least two weeks - the majority of them even > > > longer. The last 2-4 commits of x86/mm are fresher. > > > > Side note: I do not believe a lot of people actually run linux-next on > > laptops, so suspend/resume likely doesn't get a lot of testing in > > next. > > > > I think most people who run linux-next tend to be automation things on farms. > > Yeah, so 10af6235e0d3 was in linux-next for over a month, yet no-one reported the > bug. That was also smack in the middle of the vacation season on the northern hemisphere, which didn't help testing coverage either I suspect ... In hindsight it was perhaps not the smartest thing from me to send three major hw-enablement features to you - although only PCID was the one that should have real widespread effects, and I did stage those changes pretty conservatively over several months. Hindsight is 20/20 ... Thanks, Ingo