From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5DA531A6803; Sat, 9 May 2026 01:07:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778288851; cv=none; b=PwtWQPjeGGGpIWF6lmymuagpLNZP75YCn/T+JI688p3JDfyrDH+38iSrOZ+gvV4RsS+/GK3RbU4jSFMftjWDyk8yxVZt0bzBzT/5xksqog/Uudzra75ePnRZhdDb2FbTSqcS4iiDj+xcQ6c9hZCWu/rqRQA/qE8/7bjvQ8DmkMo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778288851; c=relaxed/simple; bh=2we0wfmewVjEzY98udpopwqzsrMOslpQoy0p1QISyz8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=oyIcmxCfG7M6lj0jKMoARnzyxttYorBszuKJZ/YXGkKdWhTQ27Za2bd67nb9pwgPiTL2LKx404ECstfcpkbKENPSoJGuDJqrqY/j4uL3Xa+SFVktV+YiQ34DBeyP0CIPG6nwmemeQxjSEEP64N7JWniMdlH4HcGamlhJ9QxuQ/Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Krnqi5HC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Krnqi5HC" 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: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 [...]