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GET /api/1.2/patches/2228575/?format=api
{ "id": 2228575, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2228575/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260427044715.559137-5-sshegde@linux.ibm.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/1.2/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": "<20260427044715.559137-5-sshegde@linux.ibm.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260427044715.559137-5-sshegde@linux.ibm.com/", "date": "2026-04-27T04:47:15", "name": "[v2,4/4] powerpc/xive: Add warning if target CPU not found", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2b34e8c629f4189efc379c263c369212d55b18c8", "submitter": { "id": 87866, "url": "http://patchwork.ozlabs.org/api/1.2/people/87866/?format=api", "name": "Shrikanth Hegde", "email": "sshegde@linux.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260427044715.559137-5-sshegde@linux.ibm.com/mbox/", "series": [ { "id": 501570, "url": "http://patchwork.ozlabs.org/api/1.2/series/501570/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=501570", "date": "2026-04-27T04:47:11", "name": "powerpc: A few misc cpumask changes", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/501570/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2228575/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2228575/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-20144-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=gx1qkzgk;\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=gx1qkzgk; dkim-atps=neutral;\n spf=pass (client-ip=148.163.158.5; helo=mx0b-001b2d01.pphosted.com;\n envelope-from=sshegde@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=xfVKei7BrUBq0PM4w\n\t2K7l5iPQ1FyKJXVs2BKC5KVP00=; b=gx1qkzgkAc0lWgOR0R4I2ef3I0Sy7ZTAb\n\tV8Xc63O/el7KtxXFl2OB0KXamaNNLRy3DQAp42omv62hKtJJClpqS2eYOizP6bsU\n\tu2Rfn97wHrqSD2C0QTLl2N7N0RCZYvxrKXu70EIh3nY9BJF8V/3Y3ZuLQQwl5qkm\n\tZmBQgb9sW3Hg1xSCYeZXTxEOVD/yN+vA6TNniRJSmDaLdivUDDi8vSWVYnhj/qBz\n\tIDhWhzrpvQyUPP3sPOMVHqYiDSwoq7erf93j1xpnVB2QRGrK2QG01ayzMinGjB9Y\n\tYi1rhH5nXr1+Pto0ncVv1229fm1RVPHl6jREN6AWSbd+2VpJvRvxg==", "From": "Shrikanth Hegde <sshegde@linux.ibm.com>", "To": "maddy@linux.ibm.com, linuxppc-dev@lists.ozlabs.org, yury.norov@gmail.com,\n linux@rasmusvillemoes.dk, linux-kernel@vger.kernel.org", "Cc": "sshegde@linux.ibm.com, chleroy@kernel.org", "Subject": "[PATCH v2 4/4] powerpc/xive: Add warning if target CPU not found", "Date": "Mon, 27 Apr 2026 10:17:15 +0530", "Message-ID": "<20260427044715.559137-5-sshegde@linux.ibm.com>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260427044715.559137-1-sshegde@linux.ibm.com>", "References": "<20260427044715.559137-1-sshegde@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=CIIamxrD c=1 sm=1 tr=0 ts=69eeea71 cx=c_pps\n a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17\n a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22\n a=RzCfie-kr_QcCd8fBx8p:22 a=VnNF1IyMAAAA:8 a=rQiant5xAKAa_VN20O8A:9", "X-Proofpoint-ORIG-GUID": "ct-DEGoSENUaq184Gzf2RwY2bqneYtti", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDI3MDA0OCBTYWx0ZWRfX63B1zYaVFkWG\n zVCU7Hf31Rm5jS6ngFu+0E6NYvUap08E7gfXvl8IT8nXBD4ba3gJig7yLvnShXr4QPoNPK9WHMC\n 1/yT7PIyx65wMdR47BDZIoxq/YQKDBm/Rlb8tJ9izB301QBeBqtEP9OFlLcEsHE5Tq6RDLbhsVW\n lmPP0c0gzkoAH2q+kOVz1VdTza7pjGq08QMVhP+5XAfImzq/v+yg8wVYkgTTvFqTYut1VFrwS+T\n yaKsABrI3CCrPAYlbEtqSJHwVU7aIMH0Ei/YQ/705RTzncJPbJk951AGKjDSnYf11/pREkxggEU\n wHEdQfvqIAu8WaME9CufdzuSez6xGIupBkZDb/wo0XCmAbPLTFOAX0cj0+h0E8SgZG1vRzYgJk3\n MI1EEuxWzKbu3XeiAhsYaxxwnR3C7U+hAlnW90jIdApOFxooSdyKWceAtvujSPoG2Y4aJGdAiCQ\n 5pJahgS0H6TSvsaCS1w==", "X-Proofpoint-GUID": "XzEvI7IzlX339MXnMNfejCYI_lsPsFBU", "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=2026-04-27_01,2026-04-21_02,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n spamscore=0 phishscore=0 malwarescore=0 suspectscore=0 adultscore=0\n impostorscore=0 lowpriorityscore=0 clxscore=1015 bulkscore=0\n priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc=\n route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000\n definitions=main-2604270048", "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": "Add a warn_once to warn if the CPU target is not found. This could help\nto find about any such usecase.\n\nThis is a very rare case, which either means mask was empty or\natomic update failed for all online CPUs. So it is worth printing that\npath for potential fix.\n\nSigned-off-by: Shrikanth Hegde <sshegde@linux.ibm.com>\n---\n arch/powerpc/sysdev/xive/common.c | 1 +\n 1 file changed, 1 insertion(+)", "diff": "diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c\nindex c120be73d149..dadd1f46ec93 100644\n--- a/arch/powerpc/sysdev/xive/common.c\n+++ b/arch/powerpc/sysdev/xive/common.c\n@@ -564,6 +564,7 @@ static int xive_find_target_in_mask(const struct cpumask *mask,\n \t\t\treturn cpu;\n \t}\n \n+\tWARN_ONCE(1, \"target CPU not found in mask: %*pbl\\n\", cpumask_pr_args(mask));\n \treturn -1;\n }\n \n", "prefixes": [ "v2", "4/4" ] }