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 DE137C43458 for ; Wed, 8 Jul 2026 07:48:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D424F6B009D; Wed, 8 Jul 2026 03:48:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D19816B009F; Wed, 8 Jul 2026 03:48:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C56A16B00A0; Wed, 8 Jul 2026 03:48:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 9EEC76B009D for ; Wed, 8 Jul 2026 03:48:15 -0400 (EDT) Received: from smtpin12.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 2B43340335 for ; Wed, 8 Jul 2026 07:48:15 +0000 (UTC) X-FDA: 84964831350.12.AE182CB Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf25.hostedemail.com (Postfix) with ESMTP id 7A880A0007 for ; Wed, 8 Jul 2026 07:48:13 +0000 (UTC) Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=LjJlrrq2; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf25.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1783496893; 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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=3OevjrqXdRJOTrMJtKKzkDBmycrF0jmHB4LMFtbouHE=; b=vPaUWqQsJMqNjiwz73r9Tw7M7wwWV9vzTTS4id5/EBezGlUk1vSpCicxQYczbT+GQRoDzn AgiGS1jaPUxBqc/4/Li3GoGBTVvvXCvX/srTVMjj2Y8nHTycbN7V0ZG5V4IVIngwyfVojR Xgt3NlBJ/wCZzp3Bucjyz5ktMjZCCy4= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=LjJlrrq2; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf25.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1783496893; b=Xjw31KKdi+K6M09vMGrxvKrlobI6ZEYBrJ6ssvC1h6lurubwAMECL0gzBXpp296KvxJ1nr r8ClW7koJMYsme3ASJeM+j3N9AOLo2tdv4bqfjUzNu7Wi2n5qego6xwOR5EpYWX4vQaijb 8T98Ej/e3d7Rgd0rGhDKLEtYfr3KC2M= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 9732D43A38; Wed, 8 Jul 2026 07:48:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A58581F000E9; Wed, 8 Jul 2026 07:48:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783496892; bh=3OevjrqXdRJOTrMJtKKzkDBmycrF0jmHB4LMFtbouHE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=LjJlrrq2oFTukn2i1pCUeSiArZM+6hQwNFxPYuh/g4jt66M47+7zhAhVufrXJTXvk AYGtWhiMJP8oNmL8n8nXqUgv6HcBAi0TGS6ok7M3saBtRWkgpxKgGjhPam/vaNydxr CHIJLBeX77gHZsupfpi6opKk03yZQ8eKPbuUn4pn3WL92SCHv2VSxiLF0NCmigi5ro CFqHb+DMeL6sc73iLwtBHsA/jRtqZvbJdwhlvt3z+168bJLs0cz+8ixPo3/IuOv3rN HiBlWecG0OBlYEX9SIrBUR4iWn573796Y/jk1BCDlj+rRRWhUoXoRKebDzZQ0UpIvm MK4PX9aO5dTzQ== Date: Wed, 8 Jul 2026 08:47:51 +0100 From: Lorenzo Stoakes To: Mukesh Ojha Cc: 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 , John Stultz , Stephen Boyd , Kees Cook , Ingo Molnar , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , K Prateek Nayak , David Hildenbrand , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , 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 , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Saravana Kannan , 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 Subject: Re: [PATCH v3 11/26] mm/swapfile: Annotate static information into meminspect Message-ID: References: <20260708-meminspect-v3-v3-0-7aa5a0a74d5c@oss.qualcomm.com> <20260708-meminspect-v3-v3-11-7aa5a0a74d5c@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260708-meminspect-v3-v3-11-7aa5a0a74d5c@oss.qualcomm.com> X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 7A880A0007 X-Stat-Signature: ntbhcwishdme9x6rakm3bz5knt6oyjun X-Rspam-User: X-HE-Tag: 1783496893-72870 X-HE-Meta: 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 8fWO1tWc S3s3WYpD71Ru+VcbI+U+Xd60Xg1p4XFlpZxY7xI5+Dd00xQuH2flfCHILU+mcFZYW1Dz4Om/3mdrE6XqmXeuWJQ3p/d8R32RK77Xo1Qxm1lzFCk6AiYn+L/gGYxT6atmuf5gbIXbSK787wzAHHQrfl5toZ8CJdFwv47DdcNgIP1wyj5Vw7Nx8u5eucsyCDodP/0B6JzTPJW80Ql0np+P60wPtQ6pVWA3gKViYlbkZBLm5BF/He8MSvTSa6vuzvetoxWKQ7KxZNgWloMWYizbqItVx5HUmSmI2CrumgeBpUJpd4/JbE8ReVWMURnYxgYZlPVOstVWwk49ObUOFwx3BT4KUXaNpEqNb4yZumAbu8Eodn/YnAHYMUkJsFwh24qOagTOusYUFb7ySawdPWXZos7QJ/TD4Owe7T2Wl6j2sFGV93/5LqhJSTaYbbvzHJp8xnaMZOLTiywHiwUFvGY3aNDTbPw== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Jul 08, 2026 at 11:01:50AM +0530, Mukesh Ojha wrote: > From: Eugen Hristev > > Annotate vital static information into inspection table: > - nr_swapfiles > > Information on these variables is stored in a dedicated meminspect > section. > > Signed-off-by: Eugen Hristev > Signed-off-by: Mukesh Ojha > --- > mm/swapfile.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/mm/swapfile.c b/mm/swapfile.c > index a602e5820513..d480727e4987 100644 > --- a/mm/swapfile.c > +++ b/mm/swapfile.c > @@ -42,6 +42,7 @@ > #include > #include > #include > +#include > > #include > #include > @@ -65,6 +66,7 @@ static void move_cluster(struct swap_info_struct *si, > */ > static DEFINE_SPINLOCK(swap_lock); > static unsigned int nr_swapfiles; > +MEMINSPECT_SIMPLE_ENTRY(nr_swapfiles); Now the EXPORT_SYMBOL_GPL() is an EXPORT_SYMBOL() in effect no? > atomic_long_t nr_swap_pages; > /* > * Some modules use swappable objects and may try to swap them out under > > -- > 2.53.0 >