From nobody Mon Feb 9 04:29:09 2026 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 97955333423; Fri, 17 Oct 2025 21:27:15 +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=1760736435; cv=none; b=FRFIJM2sthTMix0OACStsSx5jJ/OFYhon4C6FcoC3yuqrE6Qy+uz8BGYRk/p2DT5Z9nC2CcMqM2vjNDDPPUnkb9X8TpD1ix1/JR9agzv6v3oS8L0eYgSVmGbcPcwZZfe1GoLw6KtO+7KECiUCJNZOAAsXtCACjB0MERPyqMAocw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760736435; c=relaxed/simple; bh=PeYfeE2IAy0+xdX4Fi40UdJR+73VcJkJ2XijKRhczHg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gxY7DYZ/GEKJxSFJpoRoDyOACVrA+SZ+ZVXzo2HCorkyCBL0ZlKUBJMoSuNXYZPY4wnvycROFpgPAX1isHWQDN1YdXEhgaAZDeNcDiia0YfxT+XdPLATFbz8FvqHUhohiti4hENRaSZebJrCdy57Hu1IXpgV43TwJZ6IgBKcNAI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KRBgGGWz; 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="KRBgGGWz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 626AFC116B1; Fri, 17 Oct 2025 21:27:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760736435; bh=PeYfeE2IAy0+xdX4Fi40UdJR+73VcJkJ2XijKRhczHg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KRBgGGWzBbvi48oZxlBMJilkQ39aJ5kTPsrxNezkedQxg5ESYKEAoiBMBs23dJlZ7 iAxuFABZq4nh0DVOcsCx3oeluVIoFlLUDRJTGQgUwhbx46BQMlE4vDbCa43JuKODEw v+IkO6XF/YZK0NWK8QPx3p9wv2MGqN4VrPNaDuXaOwaCV4mQE3kjhTmG/5pqwEfm+F 18SgycU4J7Mntq5hoiAokrpztEmKXIuM1yZeNCuQv1q775St4DH/yosDqyR3/igebY 0UK0uSFPQR2+Z4VxYYIdw43Pw8Z0z8A3NGPPV1INCqCvs4M1PGndx3a5wdSDV2eex4 gSUwbiCKiX84g== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 07/10] mm/damon/sysfs-schemes: support DAMOS_QUOTA_NODE_MEMCG_FREE_BP Date: Fri, 17 Oct 2025 14:26:59 -0700 Message-ID: <20251017212706.183502-8-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251017212706.183502-1-sj@kernel.org> References: <20251017212706.183502-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Extend DAMON sysfs to support DAMOS_QUOTA_NODE_MEMCG_FREE_BP. Signed-off-by: SeongJae Park --- mm/damon/sysfs-schemes.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index c679e62fd4b9..c98cf4bd2fbb 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -1034,6 +1034,10 @@ struct damos_sysfs_qgoal_metric_name damos_sysfs_qgo= al_metric_names[] =3D { .metric =3D DAMOS_QUOTA_NODE_MEMCG_USED_BP, .name =3D "node_memcg_used_bp", }, + { + .metric =3D DAMOS_QUOTA_NODE_MEMCG_FREE_BP, + .name =3D "node_memcg_free_bp", + }, }; =20 static ssize_t target_metric_show(struct kobject *kobj, @@ -2552,6 +2556,7 @@ static int damos_sysfs_add_quota_score( goal->nid =3D sysfs_goal->nid; break; case DAMOS_QUOTA_NODE_MEMCG_USED_BP: + case DAMOS_QUOTA_NODE_MEMCG_FREE_BP: err =3D damon_sysfs_memcg_path_to_id( sysfs_goal->path, &goal->memcg_id); if (err) { --=20 2.47.3