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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 7B6F4C433DB for ; Wed, 24 Feb 2021 13:27:07 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D7C8F64ED4 for ; Wed, 24 Feb 2021 13:27:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7C8F64ED4 Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=xenproject.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.89351.168215 (Exim 4.92) (envelope-from ) id 1lEuBp-000232-1I; Wed, 24 Feb 2021 13:26:53 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 89351.168215; Wed, 24 Feb 2021 13:26:53 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lEuBo-00022v-Tu; Wed, 24 Feb 2021 13:26:52 +0000 Received: by outflank-mailman (input) for mailman id 89351; Wed, 24 Feb 2021 13:26:51 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lEuBn-00022q-KZ for xen-devel@lists.xenproject.org; Wed, 24 Feb 2021 13:26:51 +0000 Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lEuBn-00069e-HA for xen-devel@lists.xenproject.org; Wed, 24 Feb 2021 13:26:51 +0000 Received: from iwj (helo=mariner.uk.xensource.com) by xenbits.xenproject.org with local-bsmtp (Exim 4.92) (envelope-from ) id 1lEuBn-0001M1-Eb for xen-devel@lists.xenproject.org; Wed, 24 Feb 2021 13:26:51 +0000 Received: from iwj by mariner.uk.xensource.com with local (Exim 4.89) (envelope-from ) id 1lEuBk-000705-7E; Wed, 24 Feb 2021 13:26:48 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xenproject.org; s=20200302mail; h=References:In-Reply-To:Subject:Cc:To:Date :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:From; bh=zsfChPZ6eRshvqQ362xtptkiwsoOuYeftxuBv6ENnuE=; b=Nw2Vr2er6gI+NQ1R/nFRpwHXD7 Z0KTvLcv/Nh3R2y0AGA3SWY1NWIDnmOauUlBpCoBz6jPnqpsjT1inyTBKvdnfLWtELU1FPVRPp+gh qvkvyzCnbvi7sXkQDH4SS1o0tjuf690tPnj+nxQsX2KzZVVP9Q1o3n47/RYxtCBYsL84=; From: Ian Jackson MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <24630.21527.991285.555074@mariner.uk.xensource.com> Date: Wed, 24 Feb 2021 13:26:47 +0000 To: Jan Beulich Cc: "xen-devel\@lists.xenproject.org" , Andrew Cooper , Wei Liu , Roger Pau =?iso-8859-1?Q?Monn=E9?= , George Dunlap Subject: Re: [PATCH v2 0/8] x86/PV: avoid speculation abuse through guest accessors In-Reply-To: References: <24623.56913.290437.499946@mariner.uk.xensource.com> <24630.20427.917602.787877@mariner.uk.xensource.com> X-Mailer: VM 8.2.0b under 24.5.1 (i686-pc-linux-gnu) Jan Beulich writes ("Re: [PATCH v2 0/8] x86/PV: avoid speculation abuse through guest accessors"): > On 24.02.2021 14:08, Ian Jackson wrote: > > For 7, I remember what I think was an IRC conversation where someone > > (you, I think) said you had examined the generated asm and it was > > unchanged. > > It was in email, and I've inspected only some example of the > generated asm, not all instances. I would hope that was > sufficient, but since I'm not entirely certain ... > > > If I have remembered that correctly, then for 7 as well: > > Release-Acked-by: Ian Jackson > > ... I'll better wait for explicit confirmation of this. I think that's convincing enough. Thank you. Release-Acked-by: Ian Jackson