From patchwork Thu Jul 20 10:13:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Maciej S. Szmigiero" X-Patchwork-Id: 13320279 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 28A4BEB64DA for ; Thu, 20 Jul 2023 10:15:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qMQfW-0006ka-DX; Thu, 20 Jul 2023 06:13:58 -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 1qMQfN-0006fl-Vz for qemu-devel@nongnu.org; Thu, 20 Jul 2023 06:13:50 -0400 Received: from vps-vb.mhejs.net ([37.28.154.113]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qMQfM-0003Xn-Fu for qemu-devel@nongnu.org; Thu, 20 Jul 2023 06:13:49 -0400 Received: from MUA by vps-vb.mhejs.net with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qMQfF-0003bl-KL; Thu, 20 Jul 2023 12:13:41 +0200 From: "Maciej S. Szmigiero" To: Paolo Bonzini , Richard Henderson , Eduardo Habkost , David Hildenbrand Cc: "Michael S . Tsirkin" , Marcel Apfelbaum , =?utf-8?q?Alex_Benn=C3=A9e?= , Thomas Huth , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Eric Blake , Markus Armbruster , qemu-devel@nongnu.org Subject: [PATCH v6 5/6] qapi: Add HV_BALLOON_STATUS_REPORT event Date: Thu, 20 Jul 2023 12:13:02 +0200 Message-ID: <22d53a9cc8756bc39b5d951436dc276fa2c665cc.1689786474.git.maciej.szmigiero@oracle.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=37.28.154.113; envelope-from=mail@maciej.szmigiero.name; helo=vps-vb.mhejs.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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 From: "Maciej S. Szmigiero" Used by the hv-balloon driver for (optional) guest memory status reports. Signed-off-by: Maciej S. Szmigiero --- qapi/machine.json | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/qapi/machine.json b/qapi/machine.json index 5ede977cf2bc..9649616b9ed2 100644 --- a/qapi/machine.json +++ b/qapi/machine.json @@ -1113,6 +1113,31 @@ { 'event': 'BALLOON_CHANGE', 'data': { 'actual': 'int' } } +## +# @HV_BALLOON_STATUS_REPORT: +# +# Emitted when the hv-balloon driver receives a "STATUS" message from +# the guest. +# +# @commited: the amount of memory in use inside the guest plus the amount +# of the memory unusable inside the guest (ballooned out, +# offline, etc.) +# +# @available: the amount of the memory inside the guest available for new +# allocations ("free") +# +# Since: TBD +# +# Example: +# +# <- { "event": "HV_BALLOON_STATUS_REPORT", +# "data": { "commited": 816640000, "available": 3333054464 }, +# "timestamp": { "seconds": 1600295492, "microseconds": 661044 } } +# +## +{ 'event': 'HV_BALLOON_STATUS_REPORT', + 'data': { 'commited': 'size', 'available': 'size' } } + ## # @MemoryInfo: #