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=-2.4 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT 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 53B3416256E1 for ; Mon, 30 Jul 2018 16:48:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F22942083E for ; Mon, 30 Jul 2018 16:48:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="MYiGwIfx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F22942083E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org 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 S1731930AbeG3SYh (ORCPT ); Mon, 30 Jul 2018 14:24:37 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:33484 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726752AbeG3SYf (ORCPT ); Mon, 30 Jul 2018 14:24:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=KHQDuWksIWgi08qoi1c4oLpN4rL/KTE0sDZyrBqXjVQ=; b=MYiGwIfx2AUF50TnZ/XVwgoDo yfG7WIoHAG908WJofnaIpAmZt1L761Rfwmwwi4A9gPsTh0lMzqbaz0DW8yp4f0D6gra9ei4EaArEj 4LYBLsR/rKzRAgyxNWV1GuGo1p/coFcItWjbpISA950HYyCmQYlBJV8PR0zLzwJ8zwCFPU8I7+jYx h9byj+PfdQNVghz/Dk9ZzgiFJDfmGMdFNIb0sbf8puV9EWA9PmMUuvl0tC/Dse1eXFGxmhIdQ7Loe 7jY/9U9JBvhWNykC10UP/VjXZn0SQ5onMNSzL2IjcWvV0ETOKzlbsW0cHotGzSaCVW0Wd0kObymZr eSk9GcHAg==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkBLd-0000oM-IW; Mon, 30 Jul 2018 16:48:41 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 129AE202883BF; Mon, 30 Jul 2018 18:48:40 +0200 (CEST) Date: Mon, 30 Jul 2018 18:48:40 +0200 From: Peter Zijlstra To: Jacek Tomaka Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Thomas Gleixner , Jacek Tomaka Subject: Re: [PATCH v2] perf/x86/intel: Add support for MISPREDICT bit on Knights Landing cpus Message-ID: <20180730164839.GP2494@hirez.programming.kicks-ass.net> References: <20180730142813.13451-1-jacekt@dugeo.com> <20180730161738.GL2494@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail?On Tue, Jul 31, 2018 at 12:34:02AM +0800, Jacek Tomaka wrote: > Ah, right: > /* > * Due to lack of segmentation in Linux the effective address (offset) > * is the same as the linear address, allowing us to merge the LIP and EIP > * LBR formats. > */ > > Yeah, LBR_FORMAT_EIP_FLAGS is ok as well. Would it be preffered? Yeah, think so, that keeps the lookup table const.