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GET /api/1.2/patches/2232163/?format=api
{ "id": 2232163, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2232163/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260503073541.790215-15-eric.auger@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.2/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": "<20260503073541.790215-15-eric.auger@redhat.com>", "list_archive_url": null, "date": "2026-05-03T07:33:34", "name": "[v4,14/17] target/arm/kvm: Special case ID_AA64ISAR0_EL1 RES0 [24, 27] bits", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "1858887ebaca3066fb4cf11451a82410b3d89006", "submitter": { "id": 69187, "url": "http://patchwork.ozlabs.org/api/1.2/people/69187/?format=api", "name": "Eric Auger", "email": "eric.auger@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260503073541.790215-15-eric.auger@redhat.com/mbox/", "series": [ { "id": 502569, "url": "http://patchwork.ozlabs.org/api/1.2/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/2232163/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2232163/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=hHiDSFjL;\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 4g7c8R6hrlz1yJV\n\tfor <incoming@patchwork.ozlabs.org>; Sun, 03 May 2026 17:38:31 +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 1wJROQ-0000v8-OC; Sun, 03 May 2026 03:37:34 -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 1wJROF-0000CX-4f\n for qemu-devel@nongnu.org; Sun, 03 May 2026 03:37:24 -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 1wJROC-0003iL-Ks\n for qemu-devel@nongnu.org; Sun, 03 May 2026 03:37:22 -0400", "from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-307-5lerwPEpOJC3Mmgt6Vcbuw-1; Sun,\n 03 May 2026 03:37:14 -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-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id BD9F51800352; Sun, 3 May 2026 07:37:12 +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 D62A61800480; Sun, 3 May 2026 07:37:07 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1777793839;\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=wMHufetHYJa4Ixy40r/OFgQsMVkW7F89Hja91OVyjGc=;\n b=hHiDSFjLSp9KUQVOhH1Urf8hb6QYNCkEwetvydT+5FcIa21NcWIHnc+38WgXxStIFwC+xM\n 6fK5q4nsKGd6CNSjr6ELXdTiVOeUw9fkseuV8eQJ57nlMn8pmjwvcmoRHp0+57/BZIjE6F\n U+tpOL379v+P5xnEtwVWVPiyENXp3ak=", "X-MC-Unique": "5lerwPEpOJC3Mmgt6Vcbuw-1", "X-Mimecast-MFC-AGG-ID": "5lerwPEpOJC3Mmgt6Vcbuw_1777793832", "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 14/17] target/arm/kvm: Special case ID_AA64ISAR0_EL1 RES0\n [24, 27] bits", "Date": "Sun, 3 May 2026 09:33:34 +0200", "Message-ID": "<20260503073541.790215-15-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": "-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,\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 SPF_HELO_PASS=-0.001,\n 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": "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": "RES0 [24, 27] bits seem to be reported as writable by the kernel.\nThis corresponds to former TME field that was turned to RES0 after\nFEAT_TME removal from the architecture.\n\nSee kernel commit d65bf6e317e7b (\"KVM: arm64: Remove all traces\nof FEAT_TME\") for additional info. However the kernel still exposes\nit at writable. Until this gets fixed, Let's ignore those bits.\n\nSigned-off-by: Eric Auger <eric.auger@redhat.com>\n---\n target/arm/kvm.c | 11 +++++++----\n 1 file changed, 7 insertions(+), 4 deletions(-)", "diff": "diff --git a/target/arm/kvm.c b/target/arm/kvm.c\nindex f3aecef35c..18373b0936 100644\n--- a/target/arm/kvm.c\n+++ b/target/arm/kvm.c\n@@ -430,10 +430,13 @@ decode_idreg_writemap(Object *obj, int index, uint64_t map, ARM64SysReg *reg)\n char *prop_name;\n \n if (!field) {\n- warn_report(\"%s bit %d of %s is writable but no named field \"\n- \"in target/arm/cpu-sysreg-properties.c\",\n- __func__, i, reg->name);\n- warn_report(\"%s is target/arm/cpu-sysreg-properties.c up to date?\", __func__);\n+ if (strcmp(reg->name, \"ID_AA64ISAR0_EL1\") || i < 24 || i > 27) {\n+ warn_report(\"%s bit %d of %s is writable but no named field \"\n+ \"in target/arm/cpu-sysreg-properties.c\",\n+ __func__, i, reg->name);\n+ warn_report(\"%s is target/arm/cpu-sysreg-properties.c up to date?\",\n+ __func__);\n+ }\n map = map & ~BIT_ULL(i);\n i = ctz64(map);\n continue;\n", "prefixes": [ "v4", "14/17" ] }