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.gnu.org (lists.gnu.org [209.51.188.17]) (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 720EDCE7A94 for ; Mon, 25 Sep 2023 11:17:42 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qkjaL-0003wM-W4; Mon, 25 Sep 2023 07:17:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qkjaI-0003vm-Rq for qemu-devel@nongnu.org; Mon, 25 Sep 2023 07:17:02 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qkjaD-0008HG-1U for qemu-devel@nongnu.org; Mon, 25 Sep 2023 07:17:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1695640614; 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=qMBXKSASeR1RNOF89AhJv31YL4HA7Na9VE12bIYNhsg=; b=jPzdXzHOpQEddFkkBd/ZdEJYqV2JUf43RyxM39MDLYqR2DUXqhzeZ6ss4gr4F/AmhAExkV EC5o5EaAEpvLzTR1WO+CKVIV+T1x4+V7WKhUJ6+TzL4O6o+72YvHlB4EyMXuxZ7aXYkHxA zLVS49h9fvkzHvE5p6gX5msGgmPtPkE= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-213-gjyTLmcMNMODJlh2A1oZUA-1; Mon, 25 Sep 2023 07:16:50 -0400 X-MC-Unique: gjyTLmcMNMODJlh2A1oZUA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id DB061101A529; Mon, 25 Sep 2023 11:16:49 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.25]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6837E2156701; Mon, 25 Sep 2023 11:16:49 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 5BBE121E6900; Mon, 25 Sep 2023 13:16:48 +0200 (CEST) From: Markus Armbruster To: "Maciej S. Szmigiero" Cc: Paolo Bonzini , Richard Henderson , Eduardo Habkost , David Hildenbrand , "Michael S . Tsirkin" , Marcel Apfelbaum , Alex =?utf-8?Q?Benn=C3=A9e?= , Thomas Huth , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , Daniel P. =?utf-8?Q?Berrang=C3=A9?= , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , Eric Blake , qemu-devel@nongnu.org Subject: Re: [PATCH v7 5/7] qapi: Add query-memory-devices support to hv-balloon References: Date: Mon, 25 Sep 2023 13:16:48 +0200 In-Reply-To: (Maciej S. Szmigiero's message of "Mon, 28 Aug 2023 18:48:22 +0200") Message-ID: <871qem8pun.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org "Maciej S. Szmigiero" writes: > From: "Maciej S. Szmigiero" > > Used by the driver to report its provided memory state information. > > Co-developed-by: David Hildenbrand > Signed-off-by: Maciej S. Szmigiero [...] > diff --git a/qapi/machine.json b/qapi/machine.json > index a08b6576cac6..5ede977cf2bc 100644 > --- a/qapi/machine.json > +++ b/qapi/machine.json > @@ -1265,6 +1265,29 @@ > } > } > > +## > +# @HvBalloonDeviceInfo: > +# > +# hv-balloon provided memory state information > +# > +# @id: device's ID > +# > +# @memaddr: physical address in memory, where device is mapped > +# > +# @max-size: the maximum size of memory that the device can provide > +# > +# @memdev: memory backend linked with device > +# > +# Since: 8.2 > +## > +{ 'struct': 'HvBalloonDeviceInfo', > + 'data': { '*id': 'str', > + '*memaddr': 'size', > + 'max-size': 'size', > + '*memdev': 'str' > + } > +} > + > ## > # @MemoryDeviceInfoKind: > # > @@ -1276,10 +1299,13 @@ > # > # @sgx-epc: since 6.2. > # > +# @hv-balloon: since 8.2. > +# Not this patch's fault: documentation linking enum values and device types would be nice. > # Since: 2.1 > ## > { 'enum': 'MemoryDeviceInfoKind', > - 'data': [ 'dimm', 'nvdimm', 'virtio-pmem', 'virtio-mem', 'sgx-epc' ] } > + 'data': [ 'dimm', 'nvdimm', 'virtio-pmem', 'virtio-mem', 'sgx-epc', > + 'hv-balloon' ] } > > ## > # @PCDIMMDeviceInfoWrapper: > @@ -1313,6 +1339,14 @@ > { 'struct': 'SgxEPCDeviceInfoWrapper', > 'data': { 'data': 'SgxEPCDeviceInfo' } } > > +## > +# @HvBalloonDeviceInfoWrapper: > +# > +# Since: 8.2 > +## > +{ 'struct': 'HvBalloonDeviceInfoWrapper', > + 'data': { 'data': 'HvBalloonDeviceInfo' } } > + > ## > # @MemoryDeviceInfo: > # > @@ -1327,7 +1361,8 @@ > 'nvdimm': 'PCDIMMDeviceInfoWrapper', > 'virtio-pmem': 'VirtioPMEMDeviceInfoWrapper', > 'virtio-mem': 'VirtioMEMDeviceInfoWrapper', > - 'sgx-epc': 'SgxEPCDeviceInfoWrapper' > + 'sgx-epc': 'SgxEPCDeviceInfoWrapper', > + 'hv-balloon': 'HvBalloonDeviceInfoWrapper' > } > } > Acked-by: Markus Armbruster