From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB2BA3090C6 for ; Tue, 16 Dec 2025 06:53:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765868020; cv=none; b=bCnX9uAjYVn7n/2Et2mLAXtiq8tR4lixEhznVC7x/EDXFL6PUB1mR0f3oQPiRXHR0rMh6wUUYnJvBP+C7WWKdKwi6Ypy4KNXDpTA44VvahRsJEQgHU2yiri8yYbfXgjdY8bkdRymLj2nR7bUwPSlHZ1Z4kWCM5Iyp89PU7+8/ec= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765868020; c=relaxed/simple; bh=ONPiWzqQSCdz6p25qZ/k2qMqIcF0Cp8fP7jn614vxYc=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=JvYxZIqHOKdxL3KIx4cwHw8J5lcMahmJ/5UhpkP5uis/EV6W72j7V+Ay6wO+/gtO+xPJsAe39q3BH5Hho55vgbD81+6EjSwWlJnip28Y5TR7AR3f4XQIeogbrde5qrS9dgZr52+mmzF2q0ZNGltvB8LlIyQylJnSWI1m27QMAfk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=i11bqRHx; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="i11bqRHx" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1765868015; 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: in-reply-to:in-reply-to:references:references; bh=ONPiWzqQSCdz6p25qZ/k2qMqIcF0Cp8fP7jn614vxYc=; b=i11bqRHxrHskWn328vu/bFY/F68PeMyVKu9xB7/fCAfFntgu3hbjnNogpiWbGKUEcLfyac eYvSYA0mz+1Qra4YmnmciHTuVgHixmpb+T2rxQXEymBMJuiERd6M/m8S7FwCQyt5YAHONh 7AGNk6TOz4gLWBhvkRVfXL8smGv18qA= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-314-9h0lfH1PO9uqPaAOI62Azw-1; Tue, 16 Dec 2025 01:53:30 -0500 X-MC-Unique: 9h0lfH1PO9uqPaAOI62Azw-1 X-Mimecast-MFC-AGG-ID: 9h0lfH1PO9uqPaAOI62Azw_1765868008 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 4F09B1801211; Tue, 16 Dec 2025 06:53:28 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.45.242.7]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 642C819560A7; Tue, 16 Dec 2025 06:53:27 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 1121421E6A27; Tue, 16 Dec 2025 07:53:25 +0100 (CET) From: Markus Armbruster To: Davidlohr Bueso Cc: jonathan.cameron@huawei.com, ira.weiny@intel.com, alucerop@amd.com, a.manzanares@samsung.com, dongjoo.seo1@samsung.com, mst@redhat.com, marcel.apfelbaum@gmail.com, armbru@redhat.com, linux-cxl@vger.kernel.org, qemu-devel@nongnu.org Subject: Re: [PATCH v4 -qemu 0/5] hw/cxl: Support Back-Invalidate In-Reply-To: <20251103195209.1319917-1-dave@stgolabs.net> (Davidlohr Bueso's message of "Mon, 3 Nov 2025 11:52:04 -0800") References: <20251103195209.1319917-1-dave@stgolabs.net> Date: Tue, 16 Dec 2025 07:53:25 +0100 Message-ID: <87cy4esysa.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Davidlohr Bueso writes: > The following allows support for component basic back invalidation discovery > and config, by exposing the BI routing table and decoder registers. Instead > of going the type2[0] route, this series proposes adding support for type3 > hdm-db, which allows a more direct way of supporting BI in qemu. [...] > Applies against branch 'origin/cxl-2025-10-03-draft' from Jonathan's repository. URL? [...]