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 72C71CAC5AC for ; Tue, 23 Sep 2025 16:39:01 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v161X-00065o-LK; Tue, 23 Sep 2025 12:37:51 -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 1v161U-00064i-SP for qemu-devel@nongnu.org; Tue, 23 Sep 2025 12:37:49 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v161T-0007bU-Bm for qemu-devel@nongnu.org; Tue, 23 Sep 2025 12:37:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1758645466; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=BJjtnVxBmKqsL8XU/8IvyabhGsqNVhWhOGr2MhYq7Yw=; b=eqczD2TOAd9BX009ezNdgwAsryqY8k3GvKrH7nlSM8YDaMZfJq5Yum2L76+pJWbNwdAMCi eMIadEkugF/K/pNsiknV/okWt2g1BBlz6Nssy/G/jFVWs+KQPqnmsLjeSj8/7SwdhEv9ka ALXGbUSIRoUitK0+fBsy5vKe+lWyM/g= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-542-pTbxIU9PMhe4KS16J1iZHA-1; Tue, 23 Sep 2025 12:37:41 -0400 X-MC-Unique: pTbxIU9PMhe4KS16J1iZHA-1 X-Mimecast-MFC-AGG-ID: pTbxIU9PMhe4KS16J1iZHA_1758645460 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (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-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id A4B0A1956089; Tue, 23 Sep 2025 16:37:40 +0000 (UTC) Received: from merkur.redhat.com (unknown [10.45.224.18]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id D1512300018D; Tue, 23 Sep 2025 16:37:38 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Cc: kwolf@redhat.com, hreitz@redhat.com, eblake@redhat.com, qemu-devel@nongnu.org Subject: [PATCH 0/2] block: Expose block limits in monitor and qemu-img info Date: Tue, 23 Sep 2025 18:37:33 +0200 Message-ID: <20250923163735.378254-1-kwolf@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.133.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.442, 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable 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 This information can be useful both for debugging and for management tools trying to configure guest devices with the optimal limits (possibly across multiple hosts). There is no reason not to make it available, so just add it both in the monitor (QMP and HMP) and in 'qemu-img info'. Kevin Wolf (2): block: Expose block limits for images in QMP qemu-img info: Optionally show block limits qapi/block-core.json | 59 ++++++++++++++++++++++++++++ docs/tools/qemu-img.rst | 6 ++- include/block/qapi.h | 2 +- block/qapi.c | 66 ++++++++++++++++++++++++++++++-- qemu-img.c | 15 ++++++-- qemu-img-cmds.hx | 4 +- tests/qemu-iotests/184 | 3 +- tests/qemu-iotests/184.out | 8 ---- tests/qemu-iotests/common.filter | 3 +- 9 files changed, 145 insertions(+), 21 deletions(-) -- 2.51.0