From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 958E9FD4F33 for ; Tue, 10 Mar 2026 20:21:06 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id F34136B00B4; Tue, 10 Mar 2026 16:21:05 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F01D26B00B5; Tue, 10 Mar 2026 16:21:05 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DCFFF6B00B6; Tue, 10 Mar 2026 16:21:05 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id CB7496B00B4 for ; Tue, 10 Mar 2026 16:21:05 -0400 (EDT) Received: from smtpin12.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 920BB13A4C2 for ; Tue, 10 Mar 2026 20:21:05 +0000 (UTC) X-FDA: 84531272490.12.29CCA1F Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by imf20.hostedemail.com (Postfix) with ESMTP id 0B9321C0003 for ; Tue, 10 Mar 2026 20:21:02 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=qualcomm.com header.s=qcppdkim1 header.b=WsqaEFjE; dkim=pass header.d=oss.qualcomm.com header.s=google header.b=h4RdFce9; spf=pass (imf20.hostedemail.com: domain of mukesh.ojha@oss.qualcomm.com designates 205.220.168.131 as permitted sender) smtp.mailfrom=mukesh.ojha@oss.qualcomm.com; dmarc=pass (policy=reject) header.from=qualcomm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1773174063; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=8G6ao9c6IrCim/s3l50tkoj/aPJ0c8mCOq1F3OVXebw=; b=6ONNHcPj3Ctxs0XglNqGtRNtQICJ+nXMyDifjMVe+PX/4IfIxBHRq8YgY5wYleyIbLooft ljxV3tgEbGvYVBF7o3I3/0beVZ6BHlsXE5JJ/Odkqzt6Y/vt9MnjYmnHi3tKOI/M5w/OZw M0EBNh8lDbdG6l4AOdb6Aay8Q2w5G0E= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=qualcomm.com header.s=qcppdkim1 header.b=WsqaEFjE; dkim=pass header.d=oss.qualcomm.com header.s=google header.b=h4RdFce9; spf=pass (imf20.hostedemail.com: domain of mukesh.ojha@oss.qualcomm.com designates 205.220.168.131 as permitted sender) smtp.mailfrom=mukesh.ojha@oss.qualcomm.com; dmarc=pass (policy=reject) header.from=qualcomm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1773174063; a=rsa-sha256; cv=none; b=SEfOi4hipbkLzYthsmHWGWOFjKTmVX3XRimD5cGn/KqqA69L04pwW0BNRgOo/9daADNWoA 4IQCjuesc9kJkNGz3Co3XtoXC7DJ0uLDf1Co5fzfGoqi2LV27HOnkEt70rWjZ/9rTwVAtu XS3Hpl4NQuRSq/g9KsIHmen/HS6KlXA= Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 62AIXIDB2861962 for ; Tue, 10 Mar 2026 20:21:02 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 8G6ao9c6IrCim/s3l50tkoj/aPJ0c8mCOq1F3OVXebw=; b=WsqaEFjERT7rg3s3 Wxh4C+QCKApqmb0SH31sntHGAvWc+qf8wmPqySjMHCo1jeHhJI60NHr0zphUZWHZ GQosGveeaBtzUWQ7Q1IAkpdoK9yn08lEhaKJWCAufgufRB6Ior1EGFC2N09sczDb 7/cx2WLOHllX2osb3iSyttxtVaavlxwEtzl9WjPZXcdjz6WFzIgmYLhGX8eL3AlF /KnH3dlStqUuteY6tdTF03fh8MY/DmVq9JpR31DcLm3GeTOhb3PIoEXaBkV+t5P7 AE2LZZ/2jv+N4eRLEYL00c4jqi+yORHOQGiMaJOCJND+Gilvla1St3elnPg4ssDz G0nEOg== Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4cte3wb6ff-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 10 Mar 2026 20:21:01 +0000 (GMT) Received: by mail-pj1-f72.google.com with SMTP id 98e67ed59e1d1-358f058973fso13205092a91.1 for ; Tue, 10 Mar 2026 13:21:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1773174061; x=1773778861; darn=kvack.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=8G6ao9c6IrCim/s3l50tkoj/aPJ0c8mCOq1F3OVXebw=; b=h4RdFce9d9lyFOVEQSQd+26tENjzWvM64Ai0CCx4bj+uThGR9ZZL0KMHsgfhNPEA9l ywH1ZK2liPDg4ibJWxtMPsCJZ0pM2d3j6kfbuL7b4ZlRVeejcb4XnQjM2WB4oLV1rl7A t4h5eBuQeP30IXU38pSB930cjKwFAKktZE0RyxceaH2jSfW8MTCdMWYOJ9Vb7Mp3TtaC U4XP5ehFa20cg4GXahWhztEdjbyYs7HulO+mxB8qkWwPnGg0/Nh2OR9XA159ydNY7u4f kRVq6aAYPei8G3CdzpZLBlpX69NF8iQ70c7V4+kPoOm/14uG84I47KnQBJcchrRXmm0X nKjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1773174061; x=1773778861; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=8G6ao9c6IrCim/s3l50tkoj/aPJ0c8mCOq1F3OVXebw=; b=bUAE43Sc8UDiLAWmyS15OmH4sqc8tfi+Tyly0zvjcaqTnvCdUTHupPLmdkE96Hp1Wp smaqcAR0diYbKWJQrSH5/2Q8XzotXkpaZvQiEybYaSxbB9MxndYHCpxdUyT0ZudXaaJs Bcth8kwCB20MqvtUm7owQFEqxBoNvQnKnHJUSFrIaXO1BWJt/aoT8YTqznV/bPHrFiCl Haq2ZODbwlrV6/Um+NNzdjj02k6z4hlEWpoB6CNcZ7qBufKr4SK79ftOdZCkmVJloGHM BIsGaAx8siKf5rA9ostgGS/in8c/KchyHP97BdOeQZkICLfTqeHMsWCU7GT7bXkZ2sKl vQOg== X-Forwarded-Encrypted: i=1; AJvYcCXZNWTWKL7lJvZyNXvYkkzKe4CJDq9Ih2er7mFjv/wOf16J1Gwi+VorIxdm6OGfB2WkY7AvneoxbA==@kvack.org X-Gm-Message-State: AOJu0YxN7MYqOE/5Nf+pkoGVtHn0sO5JnQIPZ91nNs8ILkPTr/vjypWn zUqWN93xtbHwt/T5rZK/VRfXmV6XQF04FB2L2mkyVewQTwZ7sWkg32i/JdR+Gikw6JNEMzZfJb5 0Sh1LMh1RqFlwPlByejUnldSHgoBzpSV3RldevPt0IwDLsVhWPunMZw== X-Gm-Gg: ATEYQzw3sU1+fbZjNrXjNTPr6k6d2I3YaZ4fgXmEpfAEzENFAln5NPEe4W6ZacRSzVd v+IDQWqY84/LaX7xkMoK0Rz3jLrmJhRE46gEI6Mh3yXpPmW+h50FKI+aMlq3kGn0MK27+Kobc74 GEjgrA2tdyiYeFwe4s0Hs1ObUj0f1QVsOUFDyn9zGLeL/6mLweSm2sNcnWrSWW8MKuEEk8iTJlL OkrAJ85m1zOGRs3sIeCfs3tvewuj2bHdorZERD31B62COLijEiA1ryD1JjIk7yd89OaLF+PDk7K MAZ7S4fnzq73AlK+wOyZa1sIGlGEaDpDqiniW6dyTfIq8OQGmtwW638yGL61XSqd2gq9yMuOwf2 sxC8h95fakpQuzus3c/hioIP0IxjK44DPohyVVyt87CvE3XU+ X-Received: by 2002:a05:6a21:a97:b0:398:b5c0:587 with SMTP id adf61e73a8af0-398b5c00764mr2440443637.42.1773174060664; Tue, 10 Mar 2026 13:21:00 -0700 (PDT) X-Received: by 2002:a05:6a21:a97:b0:398:b5c0:587 with SMTP id adf61e73a8af0-398b5c00764mr2440378637.42.1773174060015; Tue, 10 Mar 2026 13:21:00 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-829f6dc2d0asm115262b3a.13.2026.03.10.13.20.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2026 13:20:59 -0700 (PDT) From: Mukesh Ojha Date: Wed, 11 Mar 2026 01:46:03 +0530 Subject: [PATCH v2 19/25] mm/sparse: Register information into meminspect MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260311-minidump-v2-v2-19-f91cedc6f99e@oss.qualcomm.com> References: <20260311-minidump-v2-v2-0-f91cedc6f99e@oss.qualcomm.com> In-Reply-To: <20260311-minidump-v2-v2-0-f91cedc6f99e@oss.qualcomm.com> To: Jonathan Corbet , Shuah Khan , Eugen Hristev , Arnd Bergmann , Dennis Zhou , Tejun Heo , Christoph Lameter , Andrew Morton , Thomas Gleixner , Peter Zijlstra , Anna-Maria Behnsen , Frederic Weisbecker , Ingo Molnar , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Kees Cook , Brendan Jackman , Johannes Weiner , Zi Yan , Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Youngjun Park , Petr Mladek , John Ogness , Sergey Senozhatsky , Bjorn Andersson , Mathieu Poirier , Konrad Dybcio , Mukesh Ojha , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Saravana Kannan Cc: workflows@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org X-Mailer: b4 0.14-dev-f7c49 X-Developer-Signature: v=1; a=ed25519-sha256; t=1773173756; l=1623; i=mukesh.ojha@oss.qualcomm.com; s=20250708; h=from:subject:message-id; bh=s2cfwUngtIxx2eV9eH8Dr8bBdhICSaTG0klgQVpqdHo=; b=xNEeXQa/cNWC1GXYckGzvwIw/v3hCspjDsNkZyY1zYhqsFA/V37X9XsQTlN0zIgnx7o5WUfXP T8fHWKWsvkND5KTzL/sjt54KQs43AGyHROp1bjPiWExrBXQcpTK+mk+ X-Developer-Key: i=mukesh.ojha@oss.qualcomm.com; a=ed25519; pk=eX8dr/7d4HJz/HEXZIpe3c+Ukopa/wZmxH+5YV3gdNc= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzEwMDE3NyBTYWx0ZWRfX9a7AK3A8rHVZ WaIlrhLmPOZbV4+xVBdUlQQ5CJHrgUCbKhE/+tSchVQrm4aGA7uMW987t+coUk1UV9ZR6cCdtu4 ofVWj+YD0MOUIMUT5COHKooSsBuXj3xQSG1E0L9slRlRKqZQ7ENaq7oYA8WE/gSzRwfLk7Dngqq 2BXJ9JqDDKbQ8T6JVwrIw+gCns6UYyYmjf9cQ5El+xxCKW2BDpCAEUa4mpMSGWloQPBd4qna7jI DMnRNtf+oyf31NUFquJhFuAp7wSHBaU9aIN+YT2X+9T1izLvDYf2629sl1cSKachyUQCgOnx2Qk bSV00q8xKZEykJ7QF1Gm9PWSq/UD0NpWfi+SBIeAOLpOlkXgSiwioqhVlobjDWYwMi1oW6UNkar 79rRuffjNy1NSVwsMLLAlzRehKLYExgdtPKCNoMlk1Dm0W1mymcrhpE6UP8FYDX/p0LJ2G2Nn1j PyzOYH9mEByzDdT1QTQ== X-Authority-Analysis: v=2.4 cv=GtFPO01C c=1 sm=1 tr=0 ts=69b07d2d cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=hPKMzws2jpgYMEASFUsA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: 9FONvyTD3ilHyLTsPtKDfgQOtPe8H2un X-Proofpoint-GUID: 9FONvyTD3ilHyLTsPtKDfgQOtPe8H2un X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-10_04,2026-03-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 phishscore=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 spamscore=0 suspectscore=0 priorityscore=1501 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603100177 X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 0B9321C0003 X-Stat-Signature: 6zr3hpcf6bwuxxp3q1kdhteospt6pisk X-Rspam-User: X-HE-Tag: 1773174062-776452 X-HE-Meta: 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 czOfJcye 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Annotate vital static, dynamic information into meminspect for debugging: - mem_section (static) - section (dynamic) - mem_section_usage(dynamic) meminspect uses a different API to annotate variables for inspection, and information about these variables is stored in the inspection table. Co-developed-by: Eugen Hristev Signed-off-by: Eugen Hristev Signed-off-by: Mukesh Ojha --- mm/sparse.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mm/sparse.c b/mm/sparse.c index dfabe554adf8..38beae2d4294 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -15,6 +15,7 @@ #include #include #include +#include #include "internal.h" #include @@ -30,6 +31,7 @@ struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT] ____cacheline_internodealigned_in_smp; #endif EXPORT_SYMBOL(mem_section); +MEMINSPECT_SIMPLE_ENTRY(mem_section); #ifdef NODE_NOT_IN_PAGE_FLAGS /* @@ -253,6 +255,7 @@ static void __init memblocks_present(void) size = sizeof(struct mem_section *) * NR_SECTION_ROOTS; align = 1 << (INTERNODE_CACHE_SHIFT); mem_section = memblock_alloc_or_panic(size, align); + meminspect_register_va(mem_section, size); } #endif @@ -343,6 +346,9 @@ sparse_early_usemaps_alloc_pgdat_section(struct pglist_data *pgdat, limit = MEMBLOCK_ALLOC_ACCESSIBLE; goto again; } + + meminspect_register_va(usage, size); + return usage; } -- 2.50.1