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 B963DF9D0EC for ; Tue, 14 Apr 2026 17:52:51 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 0ABAC6B0088; Tue, 14 Apr 2026 13:52:51 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 05CE16B0089; Tue, 14 Apr 2026 13:52:51 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E8DC16B0092; Tue, 14 Apr 2026 13:52:50 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id D84086B0088 for ; Tue, 14 Apr 2026 13:52:50 -0400 (EDT) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 66A4E139B0D for ; Tue, 14 Apr 2026 17:52:50 +0000 (UTC) X-FDA: 84657906900.18.E74D06C Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf12.hostedemail.com (Postfix) with ESMTP id AD8C940007 for ; Tue, 14 Apr 2026 17:52:48 +0000 (UTC) Authentication-Results: imf12.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=jIvotegp; spf=pass (imf12.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1776189168; a=rsa-sha256; cv=none; b=aSfMoQvVTBbseAfTTM1Iey9GNc57dHoVRPIKw61jH1f+t50EdnQJSC2slM8H7/PUzXoQnz ceOT3+55cSt9PydQWrPaEXfEFgg8dxOqSwUwaice+a4EE3bZqn35WX/4SX5YdOCB3GoZ4L VYZ4SwvRKuvDR/SXboTZnzAYA10PzwQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1776189168; 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=kgfK6at12rQTmgIaW8RVKgval+asik2O9wl93eZZl+k=; b=5B1alKR1WV5+jJRLAm3eN9jEbLHe8h08nhotc+aOHlZram1WH4MoyKoVejRWcCqZMkXNeC 1vN7aetX5DJsVdywRQcY+D1SxySrap0Ai2MTvxBCLLRYY/npt+WheQYufYzVRimyHPE+xA 7E91gHvUGLVTlrglQ5AMOkcKaWis6T8= ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=jIvotegp; spf=pass (imf12.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 96F4660018; Tue, 14 Apr 2026 17:52:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 97E47C19425; Tue, 14 Apr 2026 17:52:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776189167; bh=47ZCjDzRxs9uWxIPx4LhHbG1MdMltFAVXau4Rid8LGM=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=jIvotegpIzgN8YhJ3Jl07aEOI1CveC1Ptde51aIQqxNCuqqLNgFJZm15gYO3rQQ8M o3PHNAdZwcRfi73Ht1v6Vw46h07gLwg3AkRJTOIxhfUub5Z6f3aNICY+f6FAH+rxzy OtG5HaRoo7gKqNO/8aC6Gh7kTr6ZESQw3xKrWkrLYIQwDaqvEnMooQQ2OUAlsTeIr2 GnSNLV+/DJT3EuXrsCs56tdxvqKourHO5FRDZeFXoqN+o+Gl5chOk785U7lyySWF9O 5gFNf9IzltlHPy20YXriqWWkjvHnZfLNvY1k70AVKWMq9cIPJqaUSwvhy/sGwcJ0lh wg0c7+HpGABog== Message-ID: Date: Tue, 14 Apr 2026 19:52:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/4] mm/vmstat: use node_stat_add_folio/sub_folio for folio_nr_pages operations To: Ye Liu , Trond Myklebust , Anna Schumaker , Andrew Morton , Vlastimil Babka , Lorenzo Stoakes , "Matthew Wilcox (Oracle)" , Chris Li , Kairui Song Cc: Ye Liu , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , Jason Gunthorpe , John Hubbard , Peter Xu , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Kemeng Shi , Nhat Pham , Baoquan He , Youngjun Park , linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org References: <20260414091527.2970844-1-ye.liu@linux.dev> <20260414091527.2970844-2-ye.liu@linux.dev> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <20260414091527.2970844-2-ye.liu@linux.dev> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: AD8C940007 X-Stat-Signature: 8dzzr7t64q1hqppaosu7hyead1ac6teb X-HE-Tag: 1776189168-497656 X-HE-Meta: U2FsdGVkX192D5HnPQQgJEZkSEtXaUzkVnnjWKhQkK1L4soaee8MbcMg5otY+NaypynXJu3NFQjLIkVEmDBmvGuzQzKB6NOjf47qo2YTJN38t2DEEDaNkQ7GTFxKduwTO1Z/2R5YQMLbG0GZnCzREV1ZUkoxE+GZXyS+N4gWj6KO2+WmIjixOrumMX+O+q+N26NBEAk7eRQBLB8KHgEQrMHUE9BDG/V4uKtli+e+MalOZyiBfCSLLinxkWLgmVSlukge08AEjCGDpWiKoJN+cml8N5mRIqGAKjyvxXhoM9qfQ6khyilculH51tXSlhazUo6IgBXQSI/P54ZCMmokHPpeoRangIbzGHrd8LljcqPyR9wSOdN8m0ZKaHaAPbqLdT31V0j37vgEJMmyW98nmtdQ+X6tEzazeivlX74vERlpvHWP6gtbBPvHmphRzKcZSV6hMNgdiEPgw35mUtf3MkEGxJnFjF4k3GCFLcS+5Zk3QBiRPH0tYso/Buk4WkfqDUqwqnF2aUN+piov3NfrnbQo4BNx2SCGJhIofEmYBhNWBLUkH24WJd303pxK44nSx+oRUhrkpLsvLHUv9IE9iChCLI1oA/Rtn/sBNMXbXR5+dYTxjf9QqMSdDqSnNhDkZ0c8x0mmy4G1/P+RnyfiuG2OqcihFLqMFIxAYS9Hf5gE0UnOHqnjMShkLdxF1+Lf0lBnlqU4WYltPZ/mAAaOx0SFORTu9iDlHQ2XFqSnXcQz9KglIHP2RBJP9hdi91ja9z5zXTHTqLGb2bPnk5Vdl72pHsxJLxmX3Vpl+yCsfkD9dBRq5rRTBAEMfRYFzn6tQIwpw3XmQ6QO+E5t3quYyzzDqwGZvJ5bNEplHmYVeSz6Aj0BvmccxZ5PS4MTQ8YJdvJifyfx1KZozCe32D8Z3D8Gavd7BUlU1ddQuk+/ym16cGlH6qMqdwVMEIpjZZFUpWqpdotAjHAMjHrs1AK 9FOXeJWZ 4tb4llLWswXunbRGUTk/+fhsbtx18UEKofgfi41hKtr1RfJJe4blRLJ8NpT2ZE9JKHF4G4D4UwvruaVneCunmUMEf5HWVixegwlp2PAwjvZQm+aR8KAjTU4xNps4X+dwlpqXDkYfGyQ+kf+fF1jJpaCJRdSO0Hm88YFL3oG7So/rfrkZzTWgHqeHLANIMkM7CXvuhbCDYekkgzK7f1KpoR21QROJZk/hQtU86wpXsrLoX6hOwCcyg0kCkv2zfEGCSyVq8fo/d/7bX9DQQB74JRcJxpdPBXvMcv9A0Re/6qkW64gRkt8Or9WjINMYe0gMfANYHRA+GNcmL4psYr6lBhs7j9Ub0yXFOzwY/gv0x6qs84HhLWcVmrhpv8Zt9K9P5f/NiioWBYwoq8H8JYV3OzW+8EA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 4/14/26 11:15, Ye Liu wrote: > From: Ye Liu > > Replace node_stat_mod_folio() calls that pass folio_nr_pages(folio) or > -folio_nr_pages(folio) as the third argument with the more concise > node_stat_add_folio() and node_stat_sub_folio() functions respectively. > > This makes the code more readable and reduces the number of arguments > passed to these functions. Also, that makes it clearer that we always account the full folio, never parts of it. -- Cheers, David