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[23.116.43.216]) by smtp.gmail.com with ESMTPSA id 00721157ae682-7943af14427sm6466517b3.12.2026.01.22.20.57.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Jan 2026 20:57:48 -0800 (PST) From: Ravi Jonnalagadda To: damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: sj@kernel.org, akpm@linux-foundation.org, corbet@lwn.net, bijan311@gmail.com, ajayjoshi@micron.com, Ravi Jonnalagadda Subject: [RFC PATCH 5/5] mm/damon/sysfs-schemes: accept "node_sys_bp" in goal's target_metric Date: Thu, 22 Jan 2026 20:57:28 -0800 Message-ID: <20260123045733.6954-6-ravis.opensrc@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260123045733.6954-1-ravis.opensrc@gmail.com> References: <20260123045733.6954-1-ravis.opensrc@gmail.com> 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" Allow userspace to select the new goal metric "node_sys_bp" by writing it to goals//target_metric. Also set goal->nid for this metric when committing goals from sysfs to the running schemes. Signed-off-by: Ravi Jonnalagadda --- mm/damon/sysfs-schemes.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index 3a699dcd5a7f..37cd5d715821 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -1038,6 +1038,10 @@ struct damos_sysfs_qgoal_metric_name damos_sysfs_qgo= al_metric_names[] =3D { .metric =3D DAMOS_QUOTA_NODE_MEMCG_FREE_BP, .name =3D "node_memcg_free_bp", }, + { + .metric =3D DAMOS_QUOTA_NODE_SYS_BP, + .name =3D "node_sys_bp", + }, }; =20 static ssize_t target_metric_show(struct kobject *kobj, @@ -2566,6 +2570,9 @@ static int damos_sysfs_add_quota_score( } goal->nid =3D sysfs_goal->nid; break; + case DAMOS_QUOTA_NODE_SYS_BP: + goal->nid =3D sysfs_goal->nid; + break; default: break; } --=20 2.43.0