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GET /api/patches/2216780/?format=api
{ "id": 2216780, "url": "http://patchwork.ozlabs.org/api/patches/2216780/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/2ba0f8d8a00fd049e8ed4b97e9ce8ee6b58a2892.1774591179.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": "<2ba0f8d8a00fd049e8ed4b97e9ce8ee6b58a2892.1774591179.git.sayalip@linux.ibm.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/2ba0f8d8a00fd049e8ed4b97e9ce8ee6b58a2892.1774591179.git.sayalip@linux.ibm.com/", "date": "2026-03-27T07:15:55", "name": "[v3,01/13] selftests/mm: restore default nr_hugepages value during cleanup in charge_reserved_hugetlb.sh", "commit_ref": null, "pull_url": null, "state": "handled-elsewhere", "archived": false, "hash": "636df6c2a21d0da0f611104293751134c0a878eb", "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/2ba0f8d8a00fd049e8ed4b97e9ce8ee6b58a2892.1774591179.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/2216780/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216780/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-18904-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=U01kl0Hn;\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=U01kl0Hn; dkim-atps=neutral;\n spf=pass (client-ip=148.163.156.1; helo=mx0a-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=3nsIkBM1wG/MkAMYm\n\tdbck8ds+Cs5SpVHNbEVNKZh0hg=; b=U01kl0HnbWbWEn3cLzZHZ+gl5ReyZgHoc\n\tGf6Kv7otufWMVDcKB0Uv6sc8wPbEviH823VCUUbsD9zpzYgM6bSisgglr534uf9a\n\tqrS8NKAl18PKWRsqDApfgxveil2LO6ODYy0Kk7t0dR0IfOW41E37LBM1RWEQ+nnl\n\t1r5qF4AfHvT/+iFQGhWFOifT8khAam0b88Z0MZO0k0C9kmBqtAjUtr3bqbYULfK/\n\tAzk0qDQ3l04MBVpjnBWLjhARp/vNdeOhOrLzHcpBfpZL77Alt2FnOQfq+O4IfmLI\n\tifcIveyu9HztyEzIPOqzm38yIOQc5pLmZ+CUVLpCvhUU1FPKhWQ8Q==", "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 01/13] selftests/mm: restore default nr_hugepages value\n during cleanup in charge_reserved_hugetlb.sh", "Date": "Fri, 27 Mar 2026 12:45:55 +0530", "Message-ID": "\n <2ba0f8d8a00fd049e8ed4b97e9ce8ee6b58a2892.1774591179.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-Authority-Analysis": "v=2.4 cv=IqITsb/g c=1 sm=1 tr=0 ts=69c62f04 cx=c_pps\n a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17\n a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22\n a=uAbxVGIbfxUO_5tXvNgY:22 a=Ikd4Dj_1AAAA:8 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8\n a=sNPh1B-_HOrnTu1bGgIA:9", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMzI3MDA1MyBTYWx0ZWRfX5VJrdN7KDwEf\n x4LlXgWb3g2ro7KXdy8Aa74PP144Vn/m2ts6CcSt/0YWvfbO/BgJeb/lOU7AHM2zu+4fm2QO9ij\n zTQdnZLiLIg5Rfxt1a3BPHuuARV1fR1qvK7Jv7eyjLk40Ii//30IPCK04rv0YzncsIDfKmzo19Y\n 5/HTVRImMymJ4jVRJuD/6gcZgX4pvNW8RlHFCC8He1e1q4wwv689EyNBGYJpGBIc5WRUOB2TPf/\n BOyPNBfn9ajcGaModU1d4t6HNRuzu2ItTXjy5GEPltVkbRwZkk7+Rzm9i3K+1FdaSoRR2U0o8gX\n kYbhKJinImAKDDIctAF8ujt8arbg8qC1Bvk35bmds775roKQ6foRiWUhGl6m03ZWG7Ha+gD0+WY\n /r+JeaptpJfBqom2DaN5uCt2yAt3u/ZB42+E/nNWZ5lTS1mHCq+Q895ayCAHsuR9wOywyqlDc3V\n aMgpwaBoYgZdR+agzyA==", "X-Proofpoint-GUID": "uG984jRJZLhBh8Uf2gfHgtD0VraFWQ2w", "X-Proofpoint-ORIG-GUID": "FPePvQfa7CAXk7r1VaI15sYSOzHNYwOL", "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 malwarescore=0 clxscore=1015 spamscore=0 impostorscore=0 suspectscore=0\n phishscore=0 bulkscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=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": "During cleanup, the value of /proc/sys/vm/nr_hugepages is currently being\nset to 0. At the end of the test, if all tests pass, the original\nnr_hugepages value is restored. However, if any test fails, it remains\nset to 0.\nWith this patch, we ensure that the original nr_hugepages value is\nrestored during cleanup, regardless of whether the test passes or fails.\n\nFixes: 7d695b1c3695b (\"selftests/mm: save and restore nr_hugepages value\")\nReviewed-by: Zi Yan <ziy@nvidia.com>\nReviewed-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/charge_reserved_hugetlb.sh | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/tools/testing/selftests/mm/charge_reserved_hugetlb.sh b/tools/testing/selftests/mm/charge_reserved_hugetlb.sh\nindex 447769657634..c9fe68b6fcf9 100755\n--- a/tools/testing/selftests/mm/charge_reserved_hugetlb.sh\n+++ b/tools/testing/selftests/mm/charge_reserved_hugetlb.sh\n@@ -65,7 +65,7 @@ function cleanup() {\n if [[ -e $cgroup_path/hugetlb_cgroup_test2 ]]; then\n rmdir $cgroup_path/hugetlb_cgroup_test2\n fi\n- echo 0 >/proc/sys/vm/nr_hugepages\n+ echo \"$nr_hugepgs\" > /proc/sys/vm/nr_hugepages\n echo CLEANUP DONE\n }\n \n", "prefixes": [ "v3", "01/13" ] }