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bh=mFwOp3mbM8oLaBYPtvwS7W7nwrHxU8pBFinLLZ0lwSI=; b=G9q1ekQ4pr1faVBnbt3rjLUdHkfXevMXBQZzGY8KGWGx3d5cpweV168OFDomkLbgBqQoKN jun8DDPcLrPaxBMERyU+My6dkxG7Voa8EvtCwYGs4IwQD5P9/aW4qQcvNCn0WTe1ETghoi SVt+0J2mEd7T2151HkIor5h+iVVx+gg= 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-427-ttnC7vItNgiI21z2I8i9GQ-1; Tue, 16 Mar 2021 14:49:40 -0400 X-MC-Unique: ttnC7vItNgiI21z2I8i9GQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C06648189CA; Tue, 16 Mar 2021 18:49:38 +0000 (UTC) Received: from localhost (unknown [10.40.208.4]) by smtp.corp.redhat.com (Postfix) with ESMTP id 81E7E2C169; Tue, 16 Mar 2021 18:49:37 +0000 (UTC) Date: Tue, 16 Mar 2021 19:49:35 +0100 From: Igor Mammedov To: Paolo Bonzini Subject: Re: Windows 10 won't run on default x86_64 machine anymore Message-ID: <20210316194935.65f591cf@redhat.com> In-Reply-To: <6cd8d02b-aa48-5fa9-a1fb-bc3fea43b1e2@redhat.com> References: <20210315185302.29b0d90d@redhat.com> <20210316015503.GA1008366@private.email.ne.jp> <20210316131304.220a53b9@redhat.com> <9e2e1d83-29c1-053a-fd43-187f6f824b39@redhat.com> <20210316141044.311688bb@redhat.com> <20210316174914.50efc26b@redhat.com> <6cd8d02b-aa48-5fa9-a1fb-bc3fea43b1e2@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=imammedo@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=imammedo@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.25, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Reinoud Zandijk , qemu-devel@nongnu.org, Isaku Yamahata Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, 16 Mar 2021 18:33:47 +0100 Paolo Bonzini wrote: > On 16/03/21 17:49, Igor Mammedov wrote: > > | smm=on | smm=off | > > -------------------------------------------------- > > QEMU6.0 pc-i440fx-5.2 | pass | pass | > > defaut smm-compat=on | | | > > -------------------------------------------------- > > QEMU6.0 pc-i440fx-6.0 | pass | fail | > > defaut smm-compat=off | | | > > -------------------------------------------------| > > > > so it will break booting Windows on accelerators that do not support smm > > by default starting from pc-i440fx-6.0 machine type. > > > > It asserts in: 0xa5_FAILED_ACPI_TRANSITION_ACPI!ACPIEnableEnterACPIMode > > Since smm is part of the guest ABI, can we just set use "!smm || > smm-compat" whenever we use smm-compat right now? if we can't fix issue before release, then we will have to do something like this. > Paolo > >