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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 188C9C43331 for ; Mon, 11 Nov 2019 08:53:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D42D82075C for ; Mon, 11 Nov 2019 08:53:09 +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="TPu+6is+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726924AbfKKIxJ (ORCPT ); Mon, 11 Nov 2019 03:53:09 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:50302 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726770AbfKKIxI (ORCPT ); Mon, 11 Nov 2019 03:53:08 -0500 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=N9yhyIJ9ppWghYxR0HXE/KQvRvlgAR3LYacZS7ui4M4=; b=TPu+6is+yp1w9ltws+Vu0qHp9 Q2LWllgQNZMR5+cShZlGGJmmvZEjVJlBtMwBioKVsK3mutdy16PoHAWakN1ywDHFJxdI9jfKG9+eg gqgJB/Iyv+i4YOgXBpkruxLrLp0fAxVgZ1KExRvA13fH1OktOYePL/XLooy7+jGzy/MAbODerfVaS 8jLIoDDhq4TF28+/tGCrkfANVpXwsOnyW4tls4yXdL6Wv5OgeqNYzp7AD7+i4bPZPoj4l2ftUrcdo Al13oOA6MjDBy7UIXN8hApkYWHrQrAxNP7Go4PpHJpdefIjhdKEPMUaOVM3tz1BOCuojB5JViFaxC 2phBRmeXA==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1iU5RG-00059i-Lt; Mon, 11 Nov 2019 08:52:46 +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 092B73056BE; Mon, 11 Nov 2019 09:51:37 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 369092026E904; Mon, 11 Nov 2019 09:52:44 +0100 (CET) Date: Mon, 11 Nov 2019 09:52:44 +0100 From: Peter Zijlstra To: Andy Lutomirski Cc: Thomas Gleixner , LKML , X86 ML , Stephen Hemminger , Willy Tarreau , Juergen Gross , Sean Christopherson , Linus Torvalds , "H. Peter Anvin" Subject: Re: [patch 2/9] x86/process: Unify copy_thread_tls() Message-ID: <20191111085244.GP4131@hirez.programming.kicks-ass.net> References: <20191106193459.581614484@linutronix.de> <20191106202805.948064985@linutronix.de> <53a6f346-fca1-ac04-ee34-6d472a0d4408@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Nov 10, 2019 at 08:56:50AM -0800, Andy Lutomirski wrote: > On Sun, Nov 10, 2019 at 4:36 AM Thomas Gleixner wrote: > > 64bit does not have flags in the inactive_task_frame ... > > > > Hmm. One more thing to unify, I guess. All that takes is porting objtool to 32bit. See commit: 64604d54d311 ("sched/x86_64: Don't save flags on context switch")