Received: by 2002:ac0:a5b6:0:0:0:0:0 with SMTP id m51-v6csp1093943imm; Wed, 6 Jun 2018 10:18:15 -0700 (PDT) X-Google-Smtp-Source: ADUXVKIZoX0e2ejVILTbjtVz+DrrSAbVuCr0ZLhdNp/gi4ltCdks58fO6CTVIlcsWqwTTqi8yqGF X-Received: by 2002:a62:1013:: with SMTP id y19-v6mr3304201pfi.166.1528305494933; Wed, 06 Jun 2018 10:18:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1528305494; cv=none; d=google.com; s=arc-20160816; b=bGFgarubEERsPX2JKYuIVyau4gVUdhcrLogmxWN0wUt4B+05xSqShEDkgkshl07iyz lYl81v8b9T753yu+52XXWziWSDZevfWr+W8X2fenKxMLQoWopwR4TPvd9yNg/PA79JMv WqrfxJQti716d7lQQ/N9cYDslDzNBTtp1RZ2syiitn9QP/kGw5td6uS2PDI41AAe5VmN 5+ILglKO4nKkpi2Ff9Fb3w6VpYyeZ4bpJe5Kk389LHn8XR2++aaviEYJ6f6cgyQz6okG v6NfvAxfTt+HJsSAY4V2lE7tYSiIBgcTUWYp8qn3C1NG4gxLVTMrqRwr7Lx4CD1izqdQ v3Nw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature :arc-authentication-results; bh=+Iq9StVa9Jkn8F0EK+W6zJG8F8Iya3l0nrjjlSRhpwg=; b=yzg3g734EmKoN3iCSmbCG6l9zVAZVg2OyIFthWBsWnjNQtquQbpMM4SamJEf7VOosJ iTUbE+qzqcAiInrgkoj2rkc1IpWv4KFMpZuB/9mQDFDhAPE+hlpGUd4fOUfPAIgNoHSK 0zB0DwZHkVYRfwbJfHCQhsMb5fIoBkhbhCWTBHKBHGwxsfRo/jgaznFSuVd/WUkAvac3 tyFIK6Qb/0O3PpO/ddkFWdcqd2iRadAxrxKFHt1sXFQT1F5A1vaEr41Twoyf/2WV/34a VVkwhZH4fwMuGjZeiePpZkP99F/x0b+qglAhdhCoykMB0tYlS40FXSVCYMv2PWSz4GnV yIXQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=Mfzu7iF6; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d90-v6si52515520pld.92.2018.06.06.10.17.59; Wed, 06 Jun 2018 10:18:14 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=Mfzu7iF6; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933565AbeFFRRD (ORCPT + 99 others); Wed, 6 Jun 2018 13:17:03 -0400 Received: from mail.kernel.org ([198.145.29.99]:50776 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932977AbeFFRRC (ORCPT ); Wed, 6 Jun 2018 13:17:02 -0400 Received: from mail-wm0-f46.google.com (mail-wm0-f46.google.com [74.125.82.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6CFAA2089B for ; Wed, 6 Jun 2018 17:17:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1528305421; bh=+Iq9StVa9Jkn8F0EK+W6zJG8F8Iya3l0nrjjlSRhpwg=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=Mfzu7iF6AL0klWZifLt05KReNlML4B3AF6cEOzTglXP/Dd71fEI2NLpTD8624Eftr 2EyplUSo2721oh1YuAtzJTLsxZbel96Kw/dBUvLI6TQM8TANJZuZnRGiIgfLkKiiJN vyWbveqBmtoukNv1RRDMcV4f0yBEkzMKVpJB3gus= Received: by mail-wm0-f46.google.com with SMTP id r15-v6so12909420wmc.1 for ; Wed, 06 Jun 2018 10:17:01 -0700 (PDT) X-Gm-Message-State: APt69E22vj/6ahOXFWWyGCLRUDmCz6jJ3i1xCcGPBNMidE2qHGqj5VaZ Zj4WbTK0zR4Ret6ZLXxAlJzK7PMTF/8G2Cns4F5IQw== X-Received: by 2002:a1c:f902:: with SMTP id x2-v6mr2217301wmh.116.1528305419997; Wed, 06 Jun 2018 10:16:59 -0700 (PDT) MIME-Version: 1.0 References: <1528302199-29619-1-git-send-email-chang.seok.bae@intel.com> <1528302199-29619-7-git-send-email-chang.seok.bae@intel.com> In-Reply-To: <1528302199-29619-7-git-send-email-chang.seok.bae@intel.com> From: Andy Lutomirski Date: Wed, 6 Jun 2018 10:16:48 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2 6/8] x86/segments/64: Rename PER_CPU segment to CPU_NUMBER To: "Bae, Chang Seok" Cc: Andrew Lutomirski , "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , Andi Kleen , Dave Hansen , "Metzger, Markus T" , "Ravi V. Shankar" , LKML Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 6, 2018 at 9:23 AM Chang S. Bae wrote: > > 64-bit doesn't use the entry for per CPU data, but for CPU > numbers. The change will clarify the real usage of this > entry in GDT. Acked-by: Andy Lutomirski This is a *huge* improvement.