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 37C35CD3445 for ; Sat, 9 May 2026 01:07:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 730B36B02DA; Fri, 8 May 2026 21:07:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6E1506B02DB; Fri, 8 May 2026 21:07:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5F7176B02DC; Fri, 8 May 2026 21:07:34 -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 4AE486B02DA for ; Fri, 8 May 2026 21:07:34 -0400 (EDT) Received: from smtpin06.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay02.hostedemail.com (Postfix) with ESMTP id E493A120436 for ; Sat, 9 May 2026 01:07:33 +0000 (UTC) X-FDA: 84746093586.06.7D52C68 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf11.hostedemail.com (Postfix) with ESMTP id 3E09740003 for ; Sat, 9 May 2026 01:07:32 +0000 (UTC) Authentication-Results: imf11.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Krnqi5HC; spf=pass (imf11.hostedemail.com: domain of sj@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1778288852; 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-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Ex8x9rcsapA0X/Bny6BiTKA9Hp/bDdC+IQV89t/4yxg=; b=JIPDGg/GgQ4/PsFWFGDfimt/UkRMp/nWvxO5sndQK/QdL0IoWTkhqwCPrgeiuH3hUi7gav mRAL6PE5g3xsQRaVjQ4c2MrAKVHINN+wm98w33aq9MSM92FohNmJ/0GK0JoWUWTZJgOQLq 7ZN0FyZa2X/vGq0SUL8NIUtSW7ualDQ= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1778288852; a=rsa-sha256; cv=none; b=f7APOT038AXc4B9so/4vg5SJ4y+HGwLJgx/Ht22Ohxv/PDj9/zNhBZANdI/5iju75jXHWB ZeveA6DcHqYALTuxEmHS1f0q6HblGHgozddTpquVTS2TG0cSZ2OLaynWquwxiocl/rMRYC 1D704rDJZqvYPE5KB07lGJ+XkhNJoic= ARC-Authentication-Results: i=1; imf11.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Krnqi5HC; spf=pass (imf11.hostedemail.com: domain of sj@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 128C241917; Sat, 9 May 2026 01:07:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A1477C2BCB0; Sat, 9 May 2026 01:07:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778288850; bh=2we0wfmewVjEzY98udpopwqzsrMOslpQoy0p1QISyz8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Krnqi5HCNZBb56s0oa3WMaF0sLWUatRFicFZm+7p8yQcexa7KnrCEdo5sBfihvj1f bbH7Im33OvZeWPFw00zae6s5Flo5zL3wI17Xc+QachQtIsuOkGTSk03H7Ng5XAbCZg OIEFvoLhHvdmA/X6hWef6g+yVxJDisLAamrJcmmOYPxALV3yWoG8cty3GEjvWzaE5V Z6C4JmoAvkkLZsLgF4qj3DnPiHwaUkowoJZyI71UQo7xQBTgedPWHRrJRDX4f0Jnar meObzWlSTQerIWjWXyelJsd1DlXmqsle/yPdehr/71kc3lCMQKFLfhaW99iM3Fizzg q4s5Fk5OXpyLA== From: SeongJae Park To: Hao Ge Cc: SeongJae Park , Andrew Morton , David Hildenbrand , linux-mm@kvack.org, virtualization@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mm/balloon: expose per-node balloon pages in node meminfo Date: Fri, 8 May 2026 18:07:28 -0700 Message-ID: <20260509010728.84832-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260508094736.142467-1-hao.ge@linux.dev> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3E09740003 X-Stat-Signature: fe7rpotey79sjsj45g3nxqpiwrj7ycge X-Rspam-User: X-HE-Tag: 1778288852-268878 X-HE-Meta: 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 C8lOwNa1 K2qTma8XxxiHwPbDQgTSc0zLSphioGhOuYWdgRJtgRHufkYZ7Ze3xItv7aCYf2oLljmWqXd0vFtTAfJRhKhjbS7c7EkvWCO5L4n+O/1BXNHoNaHl6MCBdJgHJxh7y2iFEzZj4g7HIInEqdj7+L7kv+gdZwl22wNuMQxjUk1Cht/5LqIwcYb9rmxGPs1ejJri7NHglmMfJaUNcc7UzFhhwEREbPyTgHtYzVEsfAaHQopSGegQKSjtLKnlixqjyU+3AQXEI Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, 8 May 2026 17:47:36 +0800 Hao Ge wrote: > Commit 835de37603ef ("meminfo: add a per node counter for balloon > drivers") added NR_BALLOON_PAGES and exposed it in /proc/meminfo. > However, the per-node view at /sys/devices/system/node/nodeX/meminfo > was not updated, even though the counter is already tracked per-node. > > Add it to node_read_meminfo() so users can see balloon usage per > NUMA node without having to parse the raw vmstat file. Makes sense to me. > > Signed-off-by: Hao Ge Acked-by: SeongJae Park > --- > v2: Move Balloon field after Unaccepted to match /proc/meminfo ordering > (suggested by David Hildenbrand) Adding a link to previous revision [1] would be nice. [1] https://docs.kernel.org/process/submitting-patches.html#commentary Thanks, SJ [...]