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GET /api/patches/2215638/?format=api
{ "id": 2215638, "url": "http://patchwork.ozlabs.org/api/patches/2215638/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260324230016.80914-3-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": "<20260324230016.80914-3-mohamed@unpredictable.fr>", "list_archive_url": null, "date": "2026-03-24T23:00:16", "name": "[2/2] target/i386: emulate: follow priv_check_exempt", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "627229fac607ec402b9e1830241c4ccab5a9448e", "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/20260324230016.80914-3-mohamed@unpredictable.fr/mbox/", "series": [ { "id": 497358, "url": "http://patchwork.ozlabs.org/api/series/497358/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497358", "date": "2026-03-24T23:00:14", "name": "target/i386: emulate: MMU fixes", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497358/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215638/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215638/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=UhGD1Lsv;\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 19:00:44 -0400", "from outbound.mr.icloud.com (unknown [127.0.0.2])\n by p00-icloudmta-asmtp-us-west-2a-20-percent-1 (Postfix) with ESMTPS id\n DCA5E1800134; Tue, 24 Mar 2026 23:00:38 +0000 (UTC)", "from localhost.localdomain (unknown [17.57.152.38])\n by p00-icloudmta-asmtp-us-west-2a-20-percent-1 (Postfix) with ESMTPSA id\n 25C5C18004B4; Tue, 24 Mar 2026 23:00:35 +0000 (UTC)" ], "Dkim-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr;\n s=sig1; t=1774393241; x=1776985241;\n bh=h6BCEexiKnIJ4dElCdsFAg+vCqFrz9fEh36i9zNBRo0=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:x-icloud-hme;\n b=UhGD1Lsvn3S3tcspS1bWjQ3xLFnyNrBm/vkJfoMkhc6qoKHqmMg9Q6kjZXSzlMfgheTulsf6MfZUJlObTzIFXUsouUb9i1ICoiAeNK8CkwBHMs2VXOzGGiuKna1zWZ23/U/wYCIXFSE1I4Gfw5UlRfarNl7svjOMxKtMtjX164nKokU0/KTiOjKYIxP38nLve9lsH6GSClZva4jq9jh74inEVwxFS42qGUr97L+xGsx7fHxRcdXXq1u+ye7jz6/FPlWhlDfPS5vnBER9o5PWqxdtMglkTspJpvY7cAT1PUG11f+fUTThtzlXLPKNfXM82oivvmX8RH5gw/vuXNSrWg==", "mail-alias-created-date": "1752046281608", "From": "Mohamed Mediouni <mohamed@unpredictable.fr>", "To": "qemu-devel@nongnu.org", "Cc": "Roman Bolshakov <rbolshakov@ddn.com>, Wei Liu <wei.liu@kernel.org>,\n Phil Dennis-Jordan <phil@philjordan.eu>,\n Mohamed Mediouni <mohamed@unpredictable.fr>", "Subject": "[PATCH 2/2] target/i386: emulate: follow priv_check_exempt", "Date": "Wed, 25 Mar 2026 00:00:16 +0100", "Message-ID": "<20260324230016.80914-3-mohamed@unpredictable.fr>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260324230016.80914-1-mohamed@unpredictable.fr>", "References": "<20260324230016.80914-1-mohamed@unpredictable.fr>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMzI0MDE3NyBTYWx0ZWRfX2HVzpwl4ANsO\n Jg+JVSJ3fQsTxdkkmRLjgXDGchvRxmF6ctbfvzrgaB7GgItC1jokk9k+2h8rkbT3KUPVFhqbYxj\n K1RAcBlznnBTpAnTu5Gqdb36lUECkb6wcl50cK7tKzCHW6KrIqovPTyYqD9EO6SJoxxPpJJ3sJ4\n Q/5C7j3rflruFQBLqmYcXMtkkjAVy5vk5ee9wJuEwW28QevwjMraKgOx616jjTQO9SfUjmxX2c3\n rnVLfcGiyCjAEYlQwSbdWnNdBLeIxznapz2BDC53Rnz9IHqKhjnZ6t0pF7p2iwO9PHO4Q0Y7Rza\n z7aLvoPcDbQ05DHIUqdzA/uAIYFRTLu6U0gWW88kDWwuxjyvhetgAMyZGxj6tA=", "X-Proofpoint-GUID": "R_7YNTz_t7dMH2xixrmqV9HSVYDG47NU", "X-Authority-Info-Out": "v=2.4 cv=bIEb4f+Z c=1 sm=1 tr=0 ts=69c31797\n cx=c_apl:c_pps:t_out a=9OgfyREA4BUYbbCgc0Y0oA==:117\n a=9OgfyREA4BUYbbCgc0Y0oA==:17 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=Mgn8cvGc-2BrUGjq9NwA:9", "X-Proofpoint-ORIG-GUID": "R_7YNTz_t7dMH2xixrmqV9HSVYDG47NU", "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_04,2026-03-24_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=notspam policy=default score=0 adultscore=0\n suspectscore=0 mlxscore=0 mlxlogscore=881 spamscore=0 lowpriorityscore=0\n malwarescore=0 bulkscore=0 clxscore=1030 phishscore=0 classifier=spam\n authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000\n definitions=main-2603240177", "Received-SPF": "pass client-ip=57.103.69.113;\n envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.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": "Follow priv_check_exempt flag argument for\nx86_write_mem_priv/x86_read_mem_priv.\n\nSigned-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>\n---\n target/i386/emulate/x86_mmu.c | 14 ++++++++++++--\n 1 file changed, 12 insertions(+), 2 deletions(-)", "diff": "diff --git a/target/i386/emulate/x86_mmu.c b/target/i386/emulate/x86_mmu.c\nindex 1aa373f5b3..c69ae96acb 100644\n--- a/target/i386/emulate/x86_mmu.c\n+++ b/target/i386/emulate/x86_mmu.c\n@@ -263,14 +263,19 @@ static MMUTranslateResult x86_write_mem_ex(CPUState *cpu, void *data, target_ulo\n CPUX86State *env = &x86_cpu->env;\n \n MMUTranslateResult translate_res = MMU_TRANSLATE_SUCCESS;\n+ MMUTranslateFlags translate_flags = MMU_TRANSLATE_VALIDATE_WRITE;\n MemTxResult mem_tx_res;\n uint64_t gpa;\n \n+ if (priv_check_exempt) {\n+ translate_flags |= MMU_TRANSLATE_PRIV_CHECKS_EXEMPT;\n+ }\n+\n while (bytes > 0) {\n /* copy page */\n int copy = MIN(bytes, 0x1000 - (gva & 0xfff));\n \n- translate_res = mmu_gva_to_gpa(cpu, gva, &gpa, MMU_TRANSLATE_VALIDATE_WRITE);\n+ translate_res = mmu_gva_to_gpa(cpu, gva, &gpa, translate_flags);\n if (translate_res) {\n int error_code = translate_res_to_error_code(translate_res, true, is_user(cpu));\n env->cr[2] = gva;\n@@ -311,14 +316,19 @@ static MMUTranslateResult x86_read_mem_ex(CPUState *cpu, void *data, target_ulon\n CPUX86State *env = &x86_cpu->env;\n \n MMUTranslateResult translate_res = MMU_TRANSLATE_SUCCESS;\n+ MMUTranslateFlags translate_flags = 0;\n MemTxResult mem_tx_res;\n uint64_t gpa;\n \n+ if (priv_check_exempt) {\n+ translate_flags |= MMU_TRANSLATE_PRIV_CHECKS_EXEMPT;\n+ }\n+\n while (bytes > 0) {\n /* copy page */\n int copy = MIN(bytes, 0x1000 - (gva & 0xfff));\n \n- translate_res = mmu_gva_to_gpa(cpu, gva, &gpa, 0);\n+ translate_res = mmu_gva_to_gpa(cpu, gva, &gpa, translate_flags);\n if (translate_res) {\n int error_code = translate_res_to_error_code(translate_res, false, is_user(cpu));\n env->cr[2] = gva;\n", "prefixes": [ "2/2" ] }