From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB203C3F2D1 for ; Wed, 4 Mar 2020 22:40:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ABF9A2084E for ; Wed, 4 Mar 2020 22:40:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="lNJIoHOg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388522AbgCDWkG (ORCPT ); Wed, 4 Mar 2020 17:40:06 -0500 Received: from mail-qt1-f194.google.com ([209.85.160.194]:39393 "EHLO mail-qt1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388281AbgCDWkF (ORCPT ); Wed, 4 Mar 2020 17:40:05 -0500 Received: by mail-qt1-f194.google.com with SMTP id e13so2711762qts.6; Wed, 04 Mar 2020 14:40:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=feOnCN+Y0rQBJPN3bP11NNN5wOI8xf9VdxZEkk0/kGQ=; b=lNJIoHOg4x/rDJ3ZgZ2VbInIRw7Edj0fkDgxTw2YNEeZlxxU8WxHLQEfLBXgG+lPEK YEeG/ZACpcdTdOiFVGUWUwu/XzLstSxATXc1SFzzQM00XY39ZuPfCI1rXv8QAU7UogH7 r9emQtUrxLti7PUtYuolWemZ+56O2jxVLUNrc2d42okoFuwUMvP8uv890loIB7cAp0Tb /lmQ8q1LnLIsRSv4QNpCvsMkMa18x2yHj1l3/tp4sJrLU81tFOPG2eHTJXTwONr9JYQY Hp3h/Xxxt9vifr376EtbADQm4F63/t3gTfTha3mxIPSXAGxGJSLJ5oUkVnDEVHNcOaiZ shAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:date:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=feOnCN+Y0rQBJPN3bP11NNN5wOI8xf9VdxZEkk0/kGQ=; b=LisONSZ2RLW0EqSeuQxdE6Nlwhe3ggi+SVGlVa+ZH44oM1VVKw8Qt/dXJmkEaIsF5Q CNWFhAYCIY2H+3Kqk8T+iykChBSj46+wUFWp99jcSS5nioXrTOUqBxiUHP12DM3fdAZy b0z9BRo2XxphiORF3k0vv80aCo5SJJsZs6MIDP1iON0V3c3umRZr/rjktyAsjE4G/gt0 Q0uBmUgSZjMeXwwFB6e6IwpxhlGCd7TDmWFYTOVoaQEh3i/pOD2eDx6RP6MflHeAcCOo qx5dS3ypfR9dTxzfHEDFZfHIW/T3LeXO3TGPSZ6TtowYuM2rnfe0CwtFffyWSv6/lr9N W0tg== X-Gm-Message-State: ANhLgQ3cRjdDqnBMugkMrVfu8OEYhwleiuSr4gcrJGr2NTXINxGwgg+5 TPSzm2ts75joFvfGuhi8aGw= X-Google-Smtp-Source: ADFU+vsQJSdGKIEy7u65Y3clG6XrDsdnH/unXYT6C7zgOVlFSPKuiU/V5WQcdHXMfFA8AjRKQXp/4A== X-Received: by 2002:ac8:4547:: with SMTP id z7mr4635518qtn.33.1583361604658; Wed, 04 Mar 2020 14:40:04 -0800 (PST) Received: from rani.riverdale.lan ([2001:470:1f07:5f3::b55f]) by smtp.gmail.com with ESMTPSA id x34sm10786493qta.82.2020.03.04.14.40.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2020 14:40:04 -0800 (PST) From: Arvind Sankar X-Google-Original-From: Arvind Sankar Date: Wed, 4 Mar 2020 17:40:02 -0500 To: Ard Biesheuvel Cc: Arvind Sankar , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , the arch/x86 maintainers , linux-efi , Linux Kernel Mailing List Subject: Re: [PATCH 1/4] x86/mm/pat: Handle no-GBPAGES case correctly in populate_pud Message-ID: <20200304224002.GA511869@rani.riverdale.lan> References: <20200303205445.3965393-2-nivedita@alum.mit.edu> <20200304154908.GB998825@rani.riverdale.lan> <20200304185042.GA281042@rani.riverdale.lan> <20200304191053.GA291311@rani.riverdale.lan> <20200304195447.GA295419@rani.riverdale.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 04, 2020 at 10:51:01PM +0100, Ard Biesheuvel wrote: > On Wed, 4 Mar 2020 at 20:54, Arvind Sankar wrote: > > > > You're *sure* the after is actually after? There seems to be no change > > at all, the patch should have had some effect. > > Duh. > > Yes, you are right. It was 'operator error' Phew! Thanks for the test :)