Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp10811738ybi; Thu, 11 Jul 2019 11:23:51 -0700 (PDT) X-Google-Smtp-Source: APXvYqycVoRXSAUHSORykbiZGAld4Mcb0C/TI6yz96ZezEAifSLbmxhT90DKlxcfN0ekbXOEKWAA X-Received: by 2002:a63:5a0a:: with SMTP id o10mr6003586pgb.282.1562869431068; Thu, 11 Jul 2019 11:23:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562869431; cv=none; d=google.com; s=arc-20160816; b=DbN0fhbZ0dnZPPWsVpvEZF6aw+mFZu+73uSjZUZ0pb0o3MpGrSyXaBrbZZfvE4jGZB YcIoAmg7DM4VwkQObX5nr+yRvmDB1ruSocca2NNjdAWqxWdRR4R4AIHz9DfwgAWWgPNm jHltePRJJj7ktMuho+TUOg2gcjcQYGQmrbDzM76PouZApiE/iLgjLL6Cc6jViUcmya3D N4dJxMyjmCBeG6u3kI/pV8szEEcfY4ehO9oJyDq5V4+fvTpiNpOUsuN+a/bBbGjCwY0J sK9NqeCvpc3Rp5tx1QL3elMyW9B704ks8SbvQpgpDWYMGuaDK2xmppR5Orh7v2+4FKrV 8Igw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:organization:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=ichYZUEtwfmoUXTkJiW7FlcUmJRK4O8V4bt+0euKzOo=; b=edAMuQwLIguSI9CKOJC2ZJUdwzrf95MX6Nxmm5jkVvwYmWErH0VuXr24F/k0iRSp04 h/JrA9lnJMNTfKeAuf6asjvmAM5aH441J2H+8GBmpbV9TLbGjRQyaxXKh3FwjSWJEWaX 92I7OzQsmRBjtf7k+Di8fGQnzx34UE0gyTjMmxGs7bhxx8YzxKm2QT1VqQJDdRLBp3O6 9zFVvRiPgS0b0RdNuAztJYDvMxKpqL5NDDjVZZ7M46MrxpOKJzIJ3C8Gs2/36dT2AEPJ 3CXlTSndfmsg/cHgu50Nfs1xBZFOxjhXR9wivn0wA0VfyCuBWdng9L8N+wu77TxePobL a68A== ARC-Authentication-Results: i=1; mx.google.com; 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=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z25si5406315pgv.418.2019.07.11.11.23.35; Thu, 11 Jul 2019 11:23:51 -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; 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=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728789AbfGKRxE (ORCPT + 99 others); Thu, 11 Jul 2019 13:53:04 -0400 Received: from mga18.intel.com ([134.134.136.126]:18624 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726016AbfGKRxE (ORCPT ); Thu, 11 Jul 2019 13:53:04 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Jul 2019 10:53:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,479,1557212400"; d="scan'208";a="364894021" Received: from jolivell-mobl2.ger.corp.intel.com (HELO localhost) ([10.252.50.138]) by fmsmga005.fm.intel.com with ESMTP; 11 Jul 2019 10:52:58 -0700 Date: Thu, 11 Jul 2019 20:52:57 +0300 From: Jarkko Sakkinen To: Sean Christopherson Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-sgx@vger.kernel.org, akpm@linux-foundation.org, dave.hansen@intel.com, nhorman@redhat.com, npmccallum@redhat.com, serge.ayoun@intel.com, shay.katz-zamir@intel.com, haitao.huang@intel.com, andriy.shevchenko@linux.intel.com, tglx@linutronix.de, kai.svahn@intel.com, bp@alien8.de, josh@joshtriplett.org, luto@kernel.org, kai.huang@intel.com, rientjes@google.com, Andy Lutomirski , Dave Hansen Subject: Re: [PATCH v20 22/28] x86/traps: Attempt to fixup exceptions in vDSO before signaling Message-ID: <20190711175257.p5cyewqsp66nhtji@linux.intel.com> References: <20190417103938.7762-1-jarkko.sakkinen@linux.intel.com> <20190417103938.7762-23-jarkko.sakkinen@linux.intel.com> <20190625154341.GA7046@linux.intel.com> <20190711155645.GD15067@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190711155645.GD15067@linux.intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 11, 2019 at 08:56:46AM -0700, Sean Christopherson wrote: > On Tue, Jun 25, 2019 at 06:43:41PM +0300, Jarkko Sakkinen wrote: > > Is there any obvious reason why #PF fixup is in its own patch and the > > rest are collected to the same patch? I would not find it confusing if > > there was one patch per exception but really don't get this division. > > I split them due to SGX's funky #PF behavior with respect to th EPCM. > I'm ok with them being squashed. Right, better to add a note to the commit message if anything. /Jarkko