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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham 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 82CD7C6787C for ; Fri, 12 Oct 2018 20:26:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 45CE821477 for ; Fri, 12 Oct 2018 20:26:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 45CE821477 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725944AbeJMEAv (ORCPT ); Sat, 13 Oct 2018 00:00:51 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:52117 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725743AbeJMEAv (ORCPT ); Sat, 13 Oct 2018 00:00:51 -0400 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1gB414-0007lq-28; Fri, 12 Oct 2018 22:26:34 +0200 Date: Fri, 12 Oct 2018 22:26:34 +0200 From: Sebastian Andrzej Siewior To: Andy Lutomirski Cc: Dave Hansen , LKML , X86 ML , Paolo Bonzini , Radim Krcmar , kvm list , "Jason A. Donenfeld" , Rik van Riel Subject: Re: [PATCH 07/11] x86/pkeys: Drop the preempt-disable section Message-ID: <20181012202633.xj5jkg753b6uf6s7@linutronix.de> References: <20181004140547.13014-1-bigeasy@linutronix.de> <20181004140547.13014-8-bigeasy@linutronix.de> <1351ba57-1e17-1d76-63c2-0eead2cc5f3b@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018-10-12 11:07:28 [-0700], Andy Lutomirski wrote: > All these "if" statements in the FPU code are messy and make > understanding and reviewing this code hard. > > Can you prepare a patch for the beginning of your series that removes > fpu->initialized and just ensures that the fpu is always initialized? > This will regress performance, but you should get all that performance > back with TIF_LOAD_FPU. okay, will do. Sebastian