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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 655ABC77B75 for ; Tue, 16 May 2023 14:00:23 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.535212.832864 (Exim 4.92) (envelope-from ) id 1pyvDg-0005Lu-7U; Tue, 16 May 2023 14:00:04 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 535212.832864; Tue, 16 May 2023 14:00:04 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pyvDg-0005LP-1o; Tue, 16 May 2023 14:00:04 +0000 Received: by outflank-mailman (input) for mailman id 535212; Tue, 16 May 2023 14:00:02 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pyvDe-0004p0-Fl for xen-devel@lists.xenproject.org; Tue, 16 May 2023 14:00:02 +0000 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id f27ee586-f3f1-11ed-b229-6b7b168915f2; Tue, 16 May 2023 16:00:00 +0200 (CEST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 8D1966389A; Tue, 16 May 2023 13:59:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7210AC433D2; Tue, 16 May 2023 13:59:58 +0000 (UTC) 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" X-Inumbo-ID: f27ee586-f3f1-11ed-b229-6b7b168915f2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684245599; bh=RgXUB8U9LXn46MjhwEIA4Tcw8LGTx3bvjUBiOiBdWtI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gU9lgSFE0CgUeEoV2RiiLXuj//7fUOLVHsZIboBuaF10dHQ8x3sHDq0+45y3M8YfA EPHQGYyALRn+EfVIoOfEPiP0It1LWQORSRWEEQiQ5SB2/glfuF3BLUvwINCPa2VsNo NmDodr14LZhbaLcyU2EHBc/QE09ZKNkWzwahw8gvH4QJ3lxyCciFgRnO5gOMK8osJm nq6xT+pZVajU2Acheh9PE9j8Nhf1qciFsEEANVeylt2jBFzr5DaQV9XcTijr/EjFbG 8SNQd+LhxpUSI0b0mdeeMRMayImFcbnCSu+nYOMlwRP3Wzy+4HRFv8MuVff9WygS36 2Y9S+SCuhxJJg== Date: Tue, 16 May 2023 06:59:56 -0700 From: Josh Poimboeuf To: Peter Zijlstra Cc: x86@kernel.org, Joan Bruguera , linux-kernel@vger.kernel.org, Juergen Gross , "Rafael J. Wysocki" , xen-devel , Jan Beulich , Roger Pau Monne , Kees Cook , mark.rutland@arm.com, Andrew Cooper , =?utf-8?B?SsO2cmcgUsO2ZGVs?= , "H. Peter Anvin" Subject: Re: [PATCH v2 0/7] x86: retbleed=stuff fixes Message-ID: <20230516135956.35bnxekprirnv2fc@treble> References: <20230116142533.905102512@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230116142533.905102512@infradead.org> On Mon, Jan 16, 2023 at 03:25:33PM +0100, Peter Zijlstra wrote: > Hi all, > > Patches to address the various callthunk fails reported by Joan. > > The first two patches are new (and I've temporarily dropped the > restore_processor_state sealing). > > It is my understanding that AP bringup will always use the 16bit trampoline > path, if this is not the case, please holler. Ping? -- Josh