From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [63.128.21.124]) by mx.groups.io with SMTP id smtpd.web12.54374.1612281733694018877 for ; Tue, 02 Feb 2021 08:02:14 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=eux8mf8J; spf=pass (domain: redhat.com, ip: 63.128.21.124, mailfrom: lersek@redhat.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612281732; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uzrq66SlkVojSUt1gdJcZzxoIwwwK2n6Z4TB4QMjRLw=; b=eux8mf8Jh/hfRBdHKXagDYcqp5BW4ChNqW499uy4FeJJgoTr/FGnQuIGUhHtIGs2b9ggTr A/yZ5EvXin5nhgQiHMTTqvSQDBbtQZMEkIegPDICW4MeZw3t6gJXt4EcWfNvTf8VrAZnDJ CeGuLGE0npntaWnMkDJHm6kth+Odyos= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-340-BYA_c6hnOque5sF5ovwuLg-1; Tue, 02 Feb 2021 11:02:08 -0500 X-MC-Unique: BYA_c6hnOque5sF5ovwuLg-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7F98610074B0; Tue, 2 Feb 2021 16:02:00 +0000 (UTC) Received: from lacos-laptop-7.usersys.redhat.com (ovpn-115-241.ams2.redhat.com [10.36.115.241]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8A7EE1002D43; Tue, 2 Feb 2021 16:01:58 +0000 (UTC) Subject: Re: [PATCH] MdePkg/Include: Add CET instructions to Nasm.inc To: "Kinney, Michael D" , "Sheng, W" , gaoliming , "devel@edk2.groups.io" Cc: "Liu, Zhiguang" , "Yao, Jiewen" , 'Andrew Fish' , "Feng, Roger" References: <20210129023448.30348-1-w.sheng@intel.com> <000a01d6f90d$3718edc0$a54ac940$@byosoft.com.cn> From: "Laszlo Ersek" Message-ID: <0c54dd3c-1b68-3d4c-69c9-1a8aa81b17ce@redhat.com> Date: Tue, 2 Feb 2021 17:01:57 +0100 MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=lersek@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit On 02/02/21 16:21, Kinney, Michael D wrote: > Hi Sheng, > > I recommend we update required NASM version. > > From your investigation, the new min version would be 2.15.01. I'd be happy with that -- the Linux distros I primarily care about seem to support a nasm version that's not earlier than this. On my personal laptop, I'd have to build nasm from source, but that's OK. Given the above, I'd like to avoid more DB-encoded instructions in edk2. Thanks, Laszlo