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GET /api/patches/2215431/?format=api
{ "id": 2215431, "url": "http://patchwork.ozlabs.org/api/patches/2215431/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260324151323.74473-10-mohamed@unpredictable.fr/", "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": "<20260324151323.74473-10-mohamed@unpredictable.fr>", "list_archive_url": null, "date": "2026-03-24T15:13:20", "name": "[v3,09/12] whpx: i386: indirect access to CRs", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "ff3d8507e32c93fb7313d40e8e13c5d7de76051b", "submitter": { "id": 91318, "url": "http://patchwork.ozlabs.org/api/people/91318/?format=api", "name": "Mohamed Mediouni", "email": "mohamed@unpredictable.fr" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260324151323.74473-10-mohamed@unpredictable.fr/mbox/", "series": [ { "id": 497303, "url": "http://patchwork.ozlabs.org/api/series/497303/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497303", "date": "2026-03-24T15:13:13", "name": "whpx: i386: Windows 10 and performance fixes", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/497303/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215431/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215431/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 (2048-bit key;\n unprotected) header.d=unpredictable.fr header.i=@unpredictable.fr\n header.a=rsa-sha256 header.s=sig1 header.b=DbJvIxUj;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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Tue, 24 Mar 2026 11:14:54 -0400", "from outbound.st.icloud.com (unknown [127.0.0.2])\n by p00-icloudmta-asmtp-us-east-1a-60-percent-7 (Postfix) with ESMTPS id\n B88741801488; Tue, 24 Mar 2026 15:14:34 +0000 (UTC)", "from localhost.localdomain (unknown [17.42.251.67])\n by p00-icloudmta-asmtp-us-east-1a-60-percent-7 (Postfix) with ESMTPSA id\n B8E311814D2F; Tue, 24 Mar 2026 15:13:52 +0000 (UTC)" ], "Dkim-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr;\n s=sig1; t=1774365277; x=1776957277;\n bh=zodV20KljGzIfu43VRyDL9cMkLVaJYP9ThhIqUxnyaU=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:x-icloud-hme;\n b=DbJvIxUjbL/BPL72T0O3z6+Yk1jH6MbLX8MVq+4WYsQvT81fvuHTwWJhuwsKAwO1Vy2/ggv+K28s0nufDhAZ2IFYctgtpzkar9Ac7xn/w6b2ajWTWQ04Jq2nc+gvmBXBnpUEKB1GsYFvBdg+jsCqHeT664LtEF3AzxeV/UsKCMC6CnHdcaTxee1DajSaDbj/IM94AqunRxdfDcEFjIRjszUo8r0kEDr3axteCl0aeHPkJlyfrLB1sYn4BZacxEQWf6nkQnyo3ILEvY0da2o16BlXjlMjGT5RvGgwWIg5ED9MEZu6xdFLEXLRyAA6cni9uorVYUw6T0kS3K7lPkbUJg==", "mail-alias-created-date": "1752046281608", "From": "Mohamed Mediouni <mohamed@unpredictable.fr>", "To": "qemu-devel@nongnu.org", "Cc": "Roman Bolshakov <rbolshakov@ddn.com>,\n Mohamed Mediouni <mohamed@unpredictable.fr>, Wei Liu <wei.liu@kernel.org>,\n Phil Dennis-Jordan <phil@philjordan.eu>,\n Pedro Barbuda <pbarbuda@microsoft.com>", "Subject": "[PATCH v3 09/12] whpx: i386: indirect access to CRs", "Date": "Tue, 24 Mar 2026 16:13:20 +0100", "Message-ID": "<20260324151323.74473-10-mohamed@unpredictable.fr>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260324151323.74473-1-mohamed@unpredictable.fr>", "References": "<20260324151323.74473-1-mohamed@unpredictable.fr>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMzI0MDExOSBTYWx0ZWRfX7Y4LH69998j8\n ++AwbcK3g1ntJAYwcoKQo3Gl1xVJ+NxDS65Vh+Cjjl0MaitoydCaRNxL0Ic170oeI1tbKmqlyQW\n +5vsPSM2MR9fg79ITKqkMp0yXCS9VZ4y4ijyaUbSdjvGXwvwLBc5v5AyfcIbPGUtmO0y//gM/Rq\n +ESEBzWw33iansRfiPS2ydt1+dz14GJenGj+4IbJnGFA9SWY5ArFT7OR8C1Ie3i3is24CsNOf8c\n UberGdnmfyESooxnQdx0JodinWET2XLbLsrLc98BROiTCUcVA0P6tXGrFH4HPAis2AREowLZpBS\n 38C/e7tY9Yjm8YN08JVsqz2OMgceaRboV7JM/9MGm1dltUquHEiwrmIFTcyBYo=", "X-Proofpoint-GUID": "qMBHd86HAWWXnNzv9fjvNWQoHPVrM_n7", "X-Authority-Info-Out": "v=2.4 cv=H/rWAuYi c=1 sm=1 tr=0 ts=69c2aa5b\n cx=c_apl:c_pps:t_out a=YrL12D//S6tul8v/L+6tKg==:117\n a=YrL12D//S6tul8v/L+6tKg==:17 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=kcTmfTs-UkjvTY61EfIA:9", "X-Proofpoint-ORIG-GUID": "qMBHd86HAWWXnNzv9fjvNWQoHPVrM_n7", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-03-24_03,2026-03-23_02,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=notspam policy=default score=0 malwarescore=0\n spamscore=0 phishscore=0 adultscore=0\n lowpriorityscore=0 clxscore=1030\n mlxlogscore=878 bulkscore=0 mlxscore=0 suspectscore=0 classifier=spam\n authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000\n definitions=main-2603240119", "Received-SPF": "pass client-ip=57.103.78.53;\n envelope-from=mohamed@unpredictable.fr; helo=outbound.st.icloud.com", "X-Spam_score_int": "-27", "X-Spam_score": "-2.8", "X-Spam_bar": "--", "X-Spam_report": "(-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 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": "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": "Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>\n---\n target/i386/whpx/whpx-all.c | 32 +++++++++++++++++++++++++++++++-\n 1 file changed, 31 insertions(+), 1 deletion(-)", "diff": "diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c\nindex b97dc9fd51..71b33a632a 100644\n--- a/target/i386/whpx/whpx-all.c\n+++ b/target/i386/whpx/whpx-all.c\n@@ -905,12 +905,42 @@ static bool is_user_mode(CPUState *cpu)\n return vcpu->exit_ctx.VpContext.ExecutionState.Cpl == 3;\n }\n \n+static target_ulong read_cr(CPUState *cpu, int cr)\n+{\n+ WHV_REGISTER_NAME whv_cr;\n+ WHV_REGISTER_VALUE val;\n+\n+ switch (cr) {\n+ case 0:\n+ whv_cr = WHvX64RegisterCr0;\n+ break;\n+ case 2:\n+ whv_cr = WHvX64RegisterCr2;\n+ break;\n+ case 3:\n+ whv_cr = WHvX64RegisterCr3;\n+ break;\n+ case 4:\n+ whv_cr = WHvX64RegisterCr4;\n+ break;\n+ case 8:\n+ whv_cr = WHvX64RegisterCr8;\n+ break;\n+ default:\n+ abort();\n+ }\n+ whpx_get_reg(cpu, whv_cr, &val);\n+\n+ return val.Reg64;\n+}\n+\n static const struct x86_emul_ops whpx_x86_emul_ops = {\n .read_segment_descriptor = read_segment_descriptor,\n .handle_io = handle_io,\n .is_protected_mode = is_protected_mode,\n .is_long_mode = is_long_mode,\n- .is_user_mode = is_user_mode\n+ .is_user_mode = is_user_mode,\n+ .read_cr = read_cr\n };\n \n static void whpx_init_emu(void)\n", "prefixes": [ "v3", "09/12" ] }