Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/2195675/?format=api
{ "id": 2195675, "url": "http://patchwork.ozlabs.org/api/patches/2195675/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260211155410.203883-7-magnuskulke@linux.microsoft.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": "<20260211155410.203883-7-magnuskulke@linux.microsoft.com>", "list_archive_url": null, "date": "2026-02-11T15:54:06", "name": "[06/10] target/i386/mshv: change cpuid mask to UINT32_MAX", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c4ee613b86ade11787da5e8fbf651016822136ac", "submitter": { "id": 90753, "url": "http://patchwork.ozlabs.org/api/people/90753/?format=api", "name": "Magnus Kulke", "email": "magnuskulke@linux.microsoft.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260211155410.203883-7-magnuskulke@linux.microsoft.com/mbox/", "series": [ { "id": 491871, "url": "http://patchwork.ozlabs.org/api/series/491871/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491871", "date": "2026-02-11T15:54:00", "name": "Support QEMU cpu models in MSHV accelerator", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/491871/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2195675/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2195675/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=linux.microsoft.com header.i=@linux.microsoft.com\n header.a=rsa-sha256 header.s=default header.b=nHTpjhl7;\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=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists.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 4fB3HW3Ylpz1xxJ\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 12 Feb 2026 03:07:51 +1100 (AEDT)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1vqCkc-0002pW-U7; Wed, 11 Feb 2026 11:07:39 -0500", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <magnuskulke@linux.microsoft.com>)\n id 1vqCXv-0007IZ-UM\n for qemu-devel@nongnu.org; Wed, 11 Feb 2026 10:54:31 -0500", "from linux.microsoft.com ([13.77.154.182])\n by eggs.gnu.org with esmtp (Exim 4.90_1)\n (envelope-from <magnuskulke@linux.microsoft.com>) id 1vqCXu-0003RG-Fv\n for qemu-devel@nongnu.org; Wed, 11 Feb 2026 10:54:31 -0500", "from DESKTOP-TUU1E5L.localdomain (unknown [167.220.208.59])\n by linux.microsoft.com (Postfix) with ESMTPSA id CFAB520B7168;\n Wed, 11 Feb 2026 07:54:27 -0800 (PST)" ], "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com CFAB520B7168", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;\n s=default; t=1770825269;\n bh=QH6UHXYQ+dOZh6tJso4Fx+5mIUvLVzJLRpbtD3BCFPg=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=nHTpjhl78ihohyXam97gIJWooGvfepaLmyTXxbEkDcwio+A3+oBZDyfbVhGrmcboq\n /QWlQOTdtS/y/8EPGjcLGEKcnV7qxnaqhNzdSnCgs49wKGjKp3p1zkdR2GzRGmjgUt\n iD9Tv0eyC73wLmb2N/y0RkgguTxF+JkppkQ4kn8k=", "From": "Magnus Kulke <magnuskulke@linux.microsoft.com>", "To": "qemu-devel@nongnu.org", "Cc": "Magnus Kulke <magnuskulke@linux.microsoft.com>,\n Wei Liu <liuwe@microsoft.com>, Wei Liu <wei.liu@kernel.org>,\n Zhao Liu <zhao1.liu@intel.com>, Paolo Bonzini <pbonzini@redhat.com>,\n Magnus Kulke <magnuskulke@microsoft.com>", "Subject": "[PATCH 06/10] target/i386/mshv: change cpuid mask to UINT32_MAX", "Date": "Wed, 11 Feb 2026 16:54:06 +0100", "Message-Id": "<20260211155410.203883-7-magnuskulke@linux.microsoft.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20260211155410.203883-1-magnuskulke@linux.microsoft.com>", "References": "<20260211155410.203883-1-magnuskulke@linux.microsoft.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=13.77.154.182;\n envelope-from=magnuskulke@linux.microsoft.com; helo=linux.microsoft.com", "X-Spam_score_int": "-19", "X-Spam_score": "-2.0", "X-Spam_bar": "--", "X-Spam_report": "(-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-Mailman-Approved-At": "Wed, 11 Feb 2026 11:07:32 -0500", "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": "The current implementation would only override the feature bits that are\nenabled, however we also want to consider disabled features, hence all\nbits are set on the masks in the hypercall argument.\n\nSigned-off-by: Magnus Kulke <magnuskulke@linux.microsoft.com>\n---\n target/i386/mshv/mshv-cpu.c | 17 ++++++-----------\n 1 file changed, 6 insertions(+), 11 deletions(-)", "diff": "diff --git a/target/i386/mshv/mshv-cpu.c b/target/i386/mshv/mshv-cpu.c\nindex 9fa93d2db1..b862a7ff6a 100644\n--- a/target/i386/mshv/mshv-cpu.c\n+++ b/target/i386/mshv/mshv-cpu.c\n@@ -538,22 +538,17 @@ static int register_intercept_result_cpuid_entry(const CPUState *cpu,\n .input.always_override = always_override,\n .input.padding = 0,\n /*\n- * With regard to masks - these are to specify bits to be overwritten\n- * The current CpuidEntry structure wouldn't allow to carry the masks\n- * in addition to the actual register values. For this reason, the\n- * masks are set to the exact values of the corresponding register bits\n- * to be registered for an overwrite. To view resulting values the\n- * hypervisor would return, HvCallGetVpCpuidValues hypercall can be\n- * used.\n+ * Masks specify which bits to override. Set to 0xFFFFFFFF to\n+ * override all bits with the values from the QEMU CPU model.\n */\n .result.eax = entry->eax,\n- .result.eax_mask = entry->eax,\n+ .result.eax_mask = 0xFFFFFFFF,\n .result.ebx = entry->ebx,\n- .result.ebx_mask = entry->ebx,\n+ .result.ebx_mask = 0xFFFFFFFF,\n .result.ecx = entry->ecx,\n- .result.ecx_mask = entry->ecx,\n+ .result.ecx_mask = 0xFFFFFFFF,\n .result.edx = entry->edx,\n- .result.edx_mask = entry->edx,\n+ .result.edx_mask = 0xFFFFFFFF,\n };\n union hv_register_intercept_result_parameters parameters = {\n .cpuid = cpuid_params,\n", "prefixes": [ "06/10" ] }