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 734EFF9D0FD for ; Wed, 15 Apr 2026 00:48:49 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id DA4BD6B0092; Tue, 14 Apr 2026 20:48:48 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D54C46B0093; Tue, 14 Apr 2026 20:48:48 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C44936B0095; Tue, 14 Apr 2026 20:48:48 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id B02676B0092 for ; Tue, 14 Apr 2026 20:48:48 -0400 (EDT) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 590BF160210 for ; Wed, 15 Apr 2026 00:48:48 +0000 (UTC) X-FDA: 84658955136.21.65B4D02 Received: from out-173.mta0.migadu.com (out-173.mta0.migadu.com [91.218.175.173]) by imf19.hostedemail.com (Postfix) with ESMTP id 6F1F01A000B for ; Wed, 15 Apr 2026 00:48:46 +0000 (UTC) Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=Wt9j8PlX; spf=pass (imf19.hostedemail.com: domain of ye.liu@linux.dev designates 91.218.175.173 as permitted sender) smtp.mailfrom=ye.liu@linux.dev; dmarc=pass (policy=none) header.from=linux.dev ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1776214126; 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=4dOLQgMFIc5WUqLkqCJZGmnuCCvn5m/W7yOiMCxXGac=; b=nOqoDf98oicnMzfZ7qJNwodPk8NvwHRay+zKGc1e2wH4L6oNmi63ZqMwnNzqS9JJFO3H+b HMv5c4OliePTWqpQvKJf/D9M90Nz4y1THsFjRKmhmf1JrKpKlBg8Z4NZlAO8MijXp8OhAf Ea8VZ1CT1HqUAOFKHw5T8ZSmtnU/DTQ= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1776214126; a=rsa-sha256; cv=none; b=5sTypY1rG+qDN6M7nmEalndtVRCVtVwtt65AkxfAaBOgpbmO8Lv70HBWLHisXP94iYFau4 EJrSR/mbvuQqjbYJ08NMRsInw0+NZmlF/U2+mkdEmvl6xYBdG4hrVzwNS/mfwqBovm1daW 7yNkEToMP5pdU3uUW8wNd8H5A3cU5lg= ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=Wt9j8PlX; spf=pass (imf19.hostedemail.com: domain of ye.liu@linux.dev designates 91.218.175.173 as permitted sender) smtp.mailfrom=ye.liu@linux.dev; dmarc=pass (policy=none) header.from=linux.dev Message-ID: <7388e265-ccb3-4938-90d0-4b503198ddd4@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1776214124; h=from:from: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; bh=4dOLQgMFIc5WUqLkqCJZGmnuCCvn5m/W7yOiMCxXGac=; b=Wt9j8PlXjKFscfm8IaE/7fE32DTbPJEridqhLxVM6uhZW+xqalaHoT9Tt8/Vfn23ji9k45 CBYPlUoobc9vIvtFyDSUZ995PPzra2KnDqphha67t9ihj9dhj9KvKloVCF2praJbRY++id XxDS1vNDRy1nl3tFSewQ91fuGreoRaA= Date: Wed, 15 Apr 2026 08:48:30 +0800 MIME-Version: 1.0 Subject: Re: [PATCH 1/4] mm/vmstat: use node_stat_add_folio/sub_folio for folio_nr_pages operations To: "David Hildenbrand (Arm)" , 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> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Ye Liu In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Rspamd-Queue-Id: 6F1F01A000B X-Stat-Signature: 4iud1rut3fdykdwqw7o7wm5o3m9rfasu X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1776214126-343179 X-HE-Meta: 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 7oadiIx2 ZM7SOWMjpbPdA6swjt5R6qCxEfYc9nzRvRAF6AbUQOg3V/WjwHk7AJKKpawmV62qhurdKl8TqrgpN+rgi8hjXhLv6KCPI+Tmx8uoxohe9eyNgAu7tgFTfvzz4sCu1pgp1Tb0yYeqr2hy/qjfD7D4dyzFxNma6PcPz6pGDBEKv73rzvWB+cm1wFBOHSzHNi+Ip+X/uJo5yUIWASYt9e7rpWzOuRlKaYf26NQeEdvFbkzmSnK4toXvyuEUVO7kJqbGcBcotjgCJh35WeJqBPyxCXnkBTIkHfPFecLnIUCqULN4D0Y7dGsvgM80FtsM/2HYKnPTP/j1nSRz/89r53MswmASbeA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 在 2026/4/15 01:52, David Hildenbrand (Arm) 写道: > 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. > Thank you, David, for your support. I agree that the new functions make the intent more explicit. -- Thanks, Ye Liu