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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BB15C19F2D for ; Thu, 11 Aug 2022 05:03:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233459AbiHKFD3 (ORCPT ); Thu, 11 Aug 2022 01:03:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233028AbiHKFD2 (ORCPT ); Thu, 11 Aug 2022 01:03:28 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 030C07CB58; Wed, 10 Aug 2022 22:03:28 -0700 (PDT) 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 8E6A761403; Thu, 11 Aug 2022 05:03:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A5E2C433D6; Thu, 11 Aug 2022 05:03:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660194207; bh=4RnFYIGmAv/G51pLhRWwgovCg7a1zR3rHRn7D6QVxNo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Bm8EkC3QpCOTPaw2wPXwZbD59HWNKPsC+43cfopHZw1pOXbsm0ViXb+9NNPpA5Ppt OZ8UBeSOMWvnbIiHZdjbYJ8IMCRyMIUSTD7B4gtBpIWDk4e4X5p59tc1rnfYBuQ9Of e9L4dezXFHFESr3HQIksdnE/iHEKz2fUCs117L38pYAUONOKTJi24oJyq9iSROCmSX mKOxv7m+5GxVPGt0RMgnMOZUfLiGX7eFFyBkDdrL0SxYiNT3dC+hiCTotRK7gfWQ6l M0StBS4ALHwyW30Kn98SQ3ZDCSbPAMgw8Ombb12ew9JIF1dvHnqzdnjnMnx+fxsras uewP7xod5Qt7g== Date: Thu, 11 Aug 2022 08:03:21 +0300 From: "jarkko@kernel.org" To: "Huang, Kai" Cc: "dave@sr71.net" , "haitao.huang@linux.intel.com" , "dave.hansen@linux.intel.com" , "Lutomirski, Andy" , "bp@alien8.de" , "x86@kernel.org" , "Christopherson,, Sean" , "hpa@zytor.com" , "mingo@redhat.com" , "tglx@linutronix.de" , "linux-kernel@vger.kernel.org" , "linux-sgx@vger.kernel.org" Subject: Re: [PATCH] [v2] x86/sgx: Allow enclaves to use Asynchrounous Exit Notification Message-ID: References: <20220720191347.1343986-1-dave.hansen@linux.intel.com> <35d7254cafde24b722b167c6a3566592d903acd2.camel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org On Thu, Aug 11, 2022 at 01:57:46AM +0000, Huang, Kai wrote: > > On Wed, Aug 10, 2022 at 10:17:31AM +0000, Huang, Kai wrote: > > > On Tue, 2022-08-02 at 14:21 +1200, Kai Huang wrote: > > > > > > > > > > Tested-by: Haitao Huang > > > > > > > > > > Thanks > > > > > Haitao > > > > > > > > Hi Haitao, > > > > > > > > Could you also help to test in a VM? > > > > > > > > You will also need below patch in order to use EDECCSSA in the guest: > > > > > > > > https://lore.kernel.org/lkml/20220727115442.464380-1-kai.huang@intel > > > > .com/ > > > > > > > > When you create the VM, please use -cpu host. > > > > > > > > > > Hi Haitao, > > > > > > Do you have any update? > > > > > > If it's not easy for you to verify in VM, could you let me know how to > > > set up the testing machine so I can have a try? > > > > I can give ack for this, given that it is so obvious: > > > > Acked-by: Jarkko Sakkinen > > > > Would give reviewed-by if there was ucode update available, and I could test > > this. > > > > I don't know whether there's ucode update available. Maybe Haitao has more information. > > I talked to Haitao and I'll try to verify this in a VM. > > Thanks, > -Kai There's no release for Icelake existing yet with AEX Notify. BR, Jarkko