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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 E5304C433DF for ; Thu, 14 May 2020 12:34:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B604520722 for ; Thu, 14 May 2020 12:34:14 +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="JTh0R+tj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726184AbgENMeN (ORCPT ); Thu, 14 May 2020 08:34:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45588 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726050AbgENMeN (ORCPT ); Thu, 14 May 2020 08:34:13 -0400 Received: from merlin.infradead.org (unknown [IPv6:2001:8b0:10b:1231::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4A9F4C061A0C for ; Thu, 14 May 2020 05:34:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.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; bh=QY51KowpkMziRnri9y8EGkC6ZGoauOqKOpLw1xED51U=; b=JTh0R+tjnlw1FJKXZntBhP8KYM bMufV9JbHuoWaG8dpRrUh5Mxv0x+5SbBNdbogDTSkQLkVCYNbb1hZbYmWEw+P+S5DgSNLomuafJb5 b2W6NJe7gB3VYj30ZyFhnAJzFpadmGOztWfUTtn75MmmMuBUbGlivQa7w/br8Mm2q/fIb4AO+hSGD wZ+vxkn745hoTrDjg3BE6nz+Zz6AakwTAjtnhUcm0W4QlWH1/dZ11BjzZn3LHUQpGbgCzyZ7rQMEf Y3T7GyUecpuXdKzuizHZOr5QdYgiTm+GvalZ0Sd4K+R/EBOmMWFvNqq3CwL1RYHT3YBJ6PUa0/JqX VQn6w9vw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZD3O-0006ut-2q; Thu, 14 May 2020 12:33:34 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 2C5EE302753; Thu, 14 May 2020 14:33:30 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id DB57D213C8B5C; Thu, 14 May 2020 14:33:30 +0200 (CEST) Date: Thu, 14 May 2020 14:33:30 +0200 From: Peter Zijlstra To: Thomas Gleixner Cc: Andy Lutomirski , LKML , X86 ML , "Paul E. McKenney" , Alexandre Chartre , Frederic Weisbecker , Paolo Bonzini , Sean Christopherson , Masami Hiramatsu , Petr Mladek , Steven Rostedt , Joel Fernandes , Boris Ostrovsky , Juergen Gross , Brian Gerst , Mathieu Desnoyers , Josh Poimboeuf , Will Deacon Subject: Re: [patch V4 part 3 13/29] x86/traps: Prepare for using DEFINE_IDTENTRY Message-ID: <20200514123330.GX2978@hirez.programming.kicks-ass.net> References: <20200505134354.774943181@linutronix.de> <20200505134904.556327833@linutronix.de> <87mu6azp7m.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87mu6azp7m.fsf@nanos.tec.linutronix.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 14, 2020 at 02:16:29PM +0200, Thomas Gleixner wrote: > Andy Lutomirski writes: > > /* > > * Returns the address from which a user trap originated. This would be the same as regs->ip, > > * except for frhgnieawfn nvlrkvklsrvs and mfkealwf, and this lets the thingummy pass a > > * modified value to the signal frame, but only for #DE and #UD, because #*!&@&#@. > > */ > > > > except with the blanks filled in. > > Hmm. Filling the blanks gives me: > > /* > **0Returns1the2address3from4which5a6user7trap8originated.90This1would... > > That's not really more readable than yours :) ROFL -- You just made me spill my tea!