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=-4.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, 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 7D2AAC04EB8 for ; Thu, 6 Dec 2018 10:54:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2C93A21479 for ; Thu, 6 Dec 2018 10:54:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544093652; bh=RdU04X7KWxterWJUY5M8QKseZAdJaJqWo5YYFHG+ubk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=KgOXZCgw0vlH0wL7HbhpmJg2CyrbWnqbej4/rIY0Ba7GaJd+Pcne7fDqUIqhFYznZ UIlMSaDsBjj8VtfSpIUOxyDvcirXG9tW9ujNX0JUzQcZaoS6W/AyiK5XFK/4xigTC9 f9xSQ8X5wKyVW7C7BJR2PX4nY23iAbcaL4c0iTsQ= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C93A21479 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.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 S1729408AbeLFKyL (ORCPT ); Thu, 6 Dec 2018 05:54:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:48986 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727806AbeLFKyK (ORCPT ); Thu, 6 Dec 2018 05:54:10 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 82DC42082B; Thu, 6 Dec 2018 10:54:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544093650; bh=RdU04X7KWxterWJUY5M8QKseZAdJaJqWo5YYFHG+ubk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GUnBNxXo8r4UnssiD8ankHu/gUwA423ZZIR1QQFzmEAHfaIzJqVkIGubq5dfN+lg3 Kkv/tAlrF2KoKQqExR66CM3vf/hBq5OBD7vYmPKmXcNuGETpAo+fCruwJcZhIaGBOk pRutu0W30e+c17nS0MG6hh+S86qtZjmYp/zpmzcQ= Date: Thu, 6 Dec 2018 11:54:07 +0100 From: Greg Kroah-Hartman To: Borislav Petkov Cc: Jari Ruusu , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Sebastian Andrzej Siewior , Ingo Molnar , Thomas Gleixner , Andy Lutomirski , Dave Hansen , "H. Peter Anvin" , "Jason A. Donenfeld" , kvm ML , Paolo Bonzini , Radim =?iso-8859-1?B?S3I/beE/?= , Rik van Riel , x86-ml Subject: Re: [PATCH 4.14 121/146] x86/fpu: Disable bottom halves while loading FPU registers Message-ID: <20181206105407.GH19891@kroah.com> References: <20181204103726.750894136@linuxfoundation.org> <20181204103731.697870447@linuxfoundation.org> <5C07FC30.43601034@users.sourceforge.net> <20181205190020.GO29510@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181205190020.GO29510@zn.tnic> User-Agent: Mutt/1.11.1 (2018-12-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 05, 2018 at 08:00:20PM +0100, Borislav Petkov wrote: > On Wed, Dec 05, 2018 at 06:26:24PM +0200, Jari Ruusu wrote: > > That same race appears to be present in older kernel branches also. > > The context is sligthly different, so the patch for 4.14 does not > > apply cleanly to older kernels. For 4.9 branch, this edit works: > > You could take the upstream one, amend it with your change, test it and > send it to Greg - I believe he'll take the backport gladly. > > :-) Yes, that's the easiest way for me to accept such a patch, otherwise it gets put on the end of the very-long-queue... thanks, greg k-h