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GET /api/patches/2232169/?format=api
{ "id": 2232169, "url": "http://patchwork.ozlabs.org/api/patches/2232169/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260503073541.790215-17-eric.auger@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260503073541.790215-17-eric.auger@redhat.com>", "list_archive_url": null, "date": "2026-05-03T07:33:36", "name": "[v4,16/17] arm-qmp-cmds: introspection for ID register props", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "e8bfd66e320caf0f1fc3717e1a008e6af044a1ab", "submitter": { "id": 69187, "url": "http://patchwork.ozlabs.org/api/people/69187/?format=api", "name": "Eric Auger", "email": "eric.auger@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260503073541.790215-17-eric.auger@redhat.com/mbox/", "series": [ { "id": 502569, "url": "http://patchwork.ozlabs.org/api/series/502569/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502569", "date": "2026-05-03T07:33:20", "name": "kvm/arm: Introduce a customizable aarch64 KVM host model", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/502569/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2232169/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2232169/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=GVHshQ/f;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g7c9s1Mfnz1yK4\n\tfor <incoming@patchwork.ozlabs.org>; Sun, 03 May 2026 17:39:45 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wJROS-00014n-05; Sun, 03 May 2026 03:37:36 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <eric.auger@redhat.com>)\n id 1wJROP-0000ok-Iq\n for qemu-devel@nongnu.org; Sun, 03 May 2026 03:37:33 -0400", "from us-smtp-delivery-124.mimecast.com ([170.10.129.124])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <eric.auger@redhat.com>)\n id 1wJRON-0003kO-W5\n for qemu-devel@nongnu.org; Sun, 03 May 2026 03:37:33 -0400", "from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-329-vmK00ZWrP5KUcksXaGW_rg-1; Sun,\n 03 May 2026 03:37:26 -0400", "from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com\n (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id 919B9195608A; Sun, 3 May 2026 07:37:24 +0000 (UTC)", "from laptop.redhat.com (unknown [10.44.48.25])\n by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP\n id AED771800480; Sun, 3 May 2026 07:37:19 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1777793850;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=62oLUEjH9LSAL/SkXO11p8fSs2k2Esjx+HksDcmaSDQ=;\n b=GVHshQ/fDYuqToJaF+q87G+rYc+iXbZyIEO91PSzKYIZRf6PCJ8tzJS3vhBjxx/0TsRdtJ\n IVSi9CtoY5LB9Ziw/neg6YmteXVNr01X93wqOK4xKCN8HLHK2CgtHZ+/e1Hlu4zdm2KNCV\n M0EuRYYq/GXMOvuQEQ28AA/hXDWh+Fo=", "X-MC-Unique": "vmK00ZWrP5KUcksXaGW_rg-1", "X-Mimecast-MFC-AGG-ID": "vmK00ZWrP5KUcksXaGW_rg_1777793844", "From": "Eric Auger <eric.auger@redhat.com>", "To": "eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org,\n qemu-arm@nongnu.org, kvmarm@lists.linux.dev, peter.maydell@linaro.org,\n richard.henderson@linaro.org, cohuck@redhat.com, sebott@redhat.com,\n skolothumtho@nvidia.com, philmd@linaro.org", "Cc": "maz@kernel.org, oliver.upton@linux.dev, pbonzini@redhat.com,\n armbru@redhat.com, berrange@redhat.com, abologna@redhat.com,\n jdenemar@redhat.com", "Subject": "[PATCH v4 16/17] arm-qmp-cmds: introspection for ID register props", "Date": "Sun, 3 May 2026 09:33:36 +0200", "Message-ID": "<20260503073541.790215-17-eric.auger@redhat.com>", "In-Reply-To": "<20260503073541.790215-1-eric.auger@redhat.com>", "References": "<20260503073541.790215-1-eric.auger@redhat.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.93", "Received-SPF": "pass client-ip=170.10.129.124;\n envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com", "X-Spam_score_int": "12", "X-Spam_score": "1.2", "X-Spam_bar": "+", "X-Spam_report": "(1.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_SBL_CSS=3.335, SPF_HELO_PASS=-0.001,\n SPF_PASS=-0.001 autolearn=no autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: Cornelia Huck <cohuck@redhat.com>\n\nImplement the capability to query available ID register values by\nadding SYSREG_* options and values to the cpu model expansion for the\nhost model, if available.\n\nExcerpt:\n(QEMU) query-cpu-model-expansion type=full model={\"name\":\"host\"}\n{\"return\": {\"model\": {\"name\": \"host\", \"props\":\n{\"SYSREG_ID_AA64PFR0_EL1_EL3\": 1224979098931106066,\n\"SYSREG_ID_AA64ISAR2_EL1_CLRBHB\": 0,\n../..\n\nSo this allows the upper stack to detect available writable ID\nregs and the \"host passthrough model\" values.\n\n[CH: moved SYSREG_* values to host model]\nSigned-off-by: Eric Auger <eric.auger@redhat.com>\nSigned-off-by: Cornelia Huck <cohuck@redhat.com>\n\n---\n\nTODO: Add the moment there is no way to test changing a given\nID reg field value. ie:\n\n(QEMU) query-cpu-model-expansion type=full model={\"name\":\"host\", \"prop\":{\"SYSREG_ID_AA64ISAR0_EL1_DP\":0x13}}\n---\n target/arm/arm-qmp-cmds.c | 19 +++++++++++++++++++\n 1 file changed, 19 insertions(+)", "diff": "diff --git a/target/arm/arm-qmp-cmds.c b/target/arm/arm-qmp-cmds.c\nindex 83ec95c290..ea8c541a00 100644\n--- a/target/arm/arm-qmp-cmds.c\n+++ b/target/arm/arm-qmp-cmds.c\n@@ -21,6 +21,7 @@\n */\n \n #include \"qemu/osdep.h\"\n+#include \"qemu/error-report.h\"\n #include \"qemu/target-info.h\"\n #include \"hw/core/boards.h\"\n #include \"kvm_arm.h\"\n@@ -190,6 +191,24 @@ CpuModelExpansionInfo *qmp_query_cpu_model_expansion(CpuModelExpansionType type,\n }\n }\n \n+ /* If writable ID regs are supported, add them as well */\n+ if (ARM_CPU(obj)->writable_id_regs_status == WRITABLE_ID_REGS_AVAIL) {\n+ ObjectProperty *prop;\n+ ObjectPropertyIterator iter;\n+\n+ object_property_iter_init(&iter, obj);\n+\n+ while ((prop = object_property_iter_next(&iter))) {\n+ QObject *value;\n+\n+ if (!g_str_has_prefix(prop->name, \"SYSREG_\")) {\n+ continue;\n+ }\n+ value = object_property_get_qobject(obj, prop->name, &error_abort);\n+ qdict_put_obj(qdict_out, prop->name, value);\n+ }\n+ }\n+\n if (!qdict_size(qdict_out)) {\n qobject_unref(qdict_out);\n } else {\n", "prefixes": [ "v4", "16/17" ] }