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GET /api/patches/2216789/?format=api
{ "id": 2216789, "url": "http://patchwork.ozlabs.org/api/patches/2216789/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/4c47a2ebbc41f90c7a0cb3f8b34106b2b64296f6.1774591179.git.sayalip@linux.ibm.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<4c47a2ebbc41f90c7a0cb3f8b34106b2b64296f6.1774591179.git.sayalip@linux.ibm.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/4c47a2ebbc41f90c7a0cb3f8b34106b2b64296f6.1774591179.git.sayalip@linux.ibm.com/", "date": "2026-03-27T07:16:05", "name": "[v3,11/13] selftests/mm: fix double increment in linked list cleanup in compaction_test", "commit_ref": null, "pull_url": null, "state": "handled-elsewhere", "archived": false, "hash": "eb5523d8f1c34a3ea64e3c5ae83ec0b07eec3fdf", "submitter": { "id": 92656, "url": "http://patchwork.ozlabs.org/api/people/92656/?format=api", "name": "Sayali Patil", "email": "sayalip@linux.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/4c47a2ebbc41f90c7a0cb3f8b34106b2b64296f6.1774591179.git.sayalip@linux.ibm.com/mbox/", "series": [ { "id": 497700, "url": "http://patchwork.ozlabs.org/api/series/497700/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=497700", "date": "2026-03-27T07:15:54", "name": "selftests/mm: fix failures and robustness improvements", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/497700/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2216789/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216789/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-18913-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=BYxrlnVK;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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lists.ozlabs.org;\n dmarc=pass (p=none dis=none) header.from=linux.ibm.com;\n dkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=BYxrlnVK; dkim-atps=neutral;\n spf=pass (client-ip=148.163.158.5; helo=mx0b-001b2d01.pphosted.com;\n envelope-from=sayalip@linux.ibm.com;\n receiver=lists.ozlabs.org) smtp.mailfrom=linux.ibm.com", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc\n\t:content-transfer-encoding:date:from:in-reply-to:message-id\n\t:mime-version:references:subject:to; s=pp1; bh=UyW8Ofkx1HMBiOmnF\n\t55yEU4eXpZIIJ4PDZKxrukkoAA=; b=BYxrlnVK3JKlcYC3LRCGTSJdjJa0UxpcF\n\twXPy7FK2AhLskhS53FN0ulfLURw0ue4+hoIyvTkS1mV4jy395T+y4cX4KztfRPzM\n\thli7pkTz7a8bN0jwqOuC+m2F06oFIxb44mDMkNtxoIIqe5yjfzINA9fjoYc81zN2\n\t01IzwhoJfDfA6wgjY7jP5cDh9Rq72aKVw7RUGHavClBZ9WbTDcH1YK+tGPg7KCAu\n\tIJoG7qNwznoYBfHI8og6gNjom11kJuupjrL3/rSiCIow69azXzch0EGeCfUvQoxS\n\tw91uGP4LxB8d28q6kBJXqwnJIhoCV9b6xrTf4zQHOkGQYx8U2zWTA==", "From": "Sayali Patil <sayalip@linux.ibm.com>", "To": "Andrew Morton <akpm@linux-foundation.org>, Shuah Khan <shuah@kernel.org>,\n linux-mm@kvack.org, linux-kernel@vger.kernel.org,\n linux-kselftest@vger.kernel.org,\n Ritesh Harjani <ritesh.list@gmail.com>", "Cc": "David Hildenbrand <david@kernel.org>, Zi Yan <ziy@nvidia.com>,\n Michal Hocko <mhocko@kernel.org>, Oscar Salvador <osalvador@suse.de>,\n Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,\n Dev Jain <dev.jain@arm.com>, Liam.Howlett@oracle.com,\n linuxppc-dev@lists.ozlabs.org, Sayali Patil <sayalip@linux.ibm.com>,\n Venkat Rao Bagalkote <venkat88@linux.ibm.com>", "Subject": "[PATCH v3 11/13] selftests/mm: fix double increment in linked list\n cleanup in compaction_test", "Date": "Fri, 27 Mar 2026 12:46:05 +0530", "Message-ID": "\n <4c47a2ebbc41f90c7a0cb3f8b34106b2b64296f6.1774591179.git.sayalip@linux.ibm.com>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<cover.1774591179.git.sayalip@linux.ibm.com>", "References": "<cover.1774591179.git.sayalip@linux.ibm.com>", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", "List-Owner": "<mailto:linuxppc-dev+owner@lists.ozlabs.org>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Archive": "<https://lore.kernel.org/linuxppc-dev/>,\n <https://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Subscribe": "<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>", "List-Unsubscribe": "<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>", "Precedence": "list", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-TM-AS-GCONF": "00", "X-Proofpoint-Reinject": "loops=2 maxloops=12", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMzI3MDA1MyBTYWx0ZWRfX2QyYexAWl5Vx\n PPRqvI8V2jqmIQLEsoRSC/KV7cvNfncS2dbJz4+hNSiMMWZG5JqrM61MLyRdVS1tCKZgxRusfEG\n ZJCDS2imHTWqYxLnOuwBxM5XQw3/EZMFNkISwdKZIxzKQl/26dMw/r53SfzGhqZUK2HatAsXbRf\n LSOEitRk5tAJuW1EFliucYWBV3vLVvVVWZ58AtkMeh7A8QXo0vIonAG8ioe6/J2lM6oLPJTxw2Y\n 6OyZXP1+0ZuCeeY8dy5hQ2rkQqVFYoWk73sHBFUCD/XWFy/hBYeGSlq+EPxh+mq1plKx3f6VrRw\n hl4+dcyDcWNmUxXPzan71NL/Apasgvn2NvAJi1p7nJFXqYMYu6PrjdTpt1eiitlVHaTT/G5CpO4\n voAghzmffvGF0zG0ZikKEJwns2jq2ln5J2WAFZbjkThSSZ/8OVxVA1/GWXKMGgXcbQ7jV3Ksc0r\n Z1PIehmPWT6/En8P/pg==", "X-Authority-Analysis": "v=2.4 cv=JK42csKb c=1 sm=1 tr=0 ts=69c62f2a cx=c_pps\n a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17\n a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22\n a=V8glGbnc2Ofi9Qvn3v5h:22 a=Ikd4Dj_1AAAA:8 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8\n a=MZMhi0B3OYeqIO-B2KAA:9", "X-Proofpoint-ORIG-GUID": "a4cP-qB6RQC6j627j8QHJ5lZ5IjZP2cH", "X-Proofpoint-GUID": "Qco1Z-Qc9pxkMdF_tJ-zhBZgAnK-HINy", "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=2026-03-26_04,2026-03-26_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n impostorscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 adultscore=0\n spamscore=0 suspectscore=0 phishscore=0 lowpriorityscore=0 bulkscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603270053", "X-Spam-Status": "No, score=-0.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID,\n\tRCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,\n\tSPF_PASS autolearn=disabled version=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "The cleanup loop of allocated memory currently uses:\n\n for (entry = list; entry != NULL; entry = entry->next) {\n munmap(entry->map, MAP_SIZE);\n if (!entry->next)\n break;\n entry = entry->next;\n }\n\nThe inner entry = entry->next causes the loop to skip every\nother node, resulting in only half of the mapped regions being\nunmapped.\n\nRemove the redundant increment to ensure every entry is visited\nand unmapped during cleanup.\n\nFixes: bd67d5c15cc1 (\"Test compaction of mlocked memory\")\nReviewed-by: Zi Yan <ziy@nvidia.com>\nAcked-by: David Hildenbrand (Arm) <david@kernel.org>\nTested-by: Venkat Rao Bagalkote <venkat88@linux.ibm.com>\nSigned-off-by: Sayali Patil <sayalip@linux.ibm.com>\n---\n tools/testing/selftests/mm/compaction_test.c | 3 ---\n 1 file changed, 3 deletions(-)", "diff": "diff --git a/tools/testing/selftests/mm/compaction_test.c b/tools/testing/selftests/mm/compaction_test.c\nindex 30209c40b697..f73930706bd0 100644\n--- a/tools/testing/selftests/mm/compaction_test.c\n+++ b/tools/testing/selftests/mm/compaction_test.c\n@@ -263,9 +263,6 @@ int main(int argc, char **argv)\n \n \tfor (entry = list; entry != NULL; entry = entry->next) {\n \t\tmunmap(entry->map, MAP_SIZE);\n-\t\tif (!entry->next)\n-\t\t\tbreak;\n-\t\tentry = entry->next;\n \t}\n \n \tif (check_compaction(mem_free, hugepage_size,\n", "prefixes": [ "v3", "11/13" ] }