From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>,
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 [thread overview]
Message-ID: <20251017212706.183502-8-sj@kernel.org> (raw)
In-Reply-To: <20251017212706.183502-1-sj@kernel.org>
Extend DAMON sysfs to support DAMOS_QUOTA_NODE_MEMCG_FREE_BP.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
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_qgoal_metric_names[] = {
.metric = DAMOS_QUOTA_NODE_MEMCG_USED_BP,
.name = "node_memcg_used_bp",
},
+ {
+ .metric = DAMOS_QUOTA_NODE_MEMCG_FREE_BP,
+ .name = "node_memcg_free_bp",
+ },
};
static ssize_t target_metric_show(struct kobject *kobj,
@@ -2552,6 +2556,7 @@ static int damos_sysfs_add_quota_score(
goal->nid = sysfs_goal->nid;
break;
case DAMOS_QUOTA_NODE_MEMCG_USED_BP:
+ case DAMOS_QUOTA_NODE_MEMCG_FREE_BP:
err = damon_sysfs_memcg_path_to_id(
sysfs_goal->path, &goal->memcg_id);
if (err) {
--
2.47.3
next prev parent reply other threads:[~2025-10-17 21:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-17 21:26 [PATCH 00/10] mm/damon: allow DAMOS auto-tuned for per-memcg per-node memory usage SeongJae Park
2025-10-17 21:26 ` [PATCH 01/10] mm/damon: document damos_quota_goal->nid use case SeongJae Park
2025-10-17 21:26 ` [PATCH 02/10] mm/damon: add DAMOS quota goal type for per-memcg per-node memory usage SeongJae Park
2025-10-17 21:26 ` [PATCH 03/10] mm/damon/core: implement DAMOS_QUOTA_NODE_MEMCG_USED_BP SeongJae Park
2025-10-17 21:26 ` [PATCH 04/10] mm/damon/sysfs-schemes: implement path file under quota goal directory SeongJae Park
2025-10-17 21:26 ` [PATCH 05/10] mm/damon/sysfs-schemes: support DAMOS_QUOTA_NODE_MEMCG_USED_BP SeongJae Park
2025-10-17 21:26 ` [PATCH 06/10] mm/damon/core: add DAMOS quota gaol metric for per-memcg per-numa free memory SeongJae Park
2025-10-17 21:26 ` SeongJae Park [this message]
2025-10-17 21:27 ` [PATCH 08/10] Docs/mm/damon/design: document DAMOS_QUOTA_NODE_MEMCG_{USED,FREE}_BP SeongJae Park
2025-10-17 21:27 ` [PATCH 09/10] Docs/admin-guide/mm/damon/usage: document DAMOS quota goal path file SeongJae Park
2025-10-17 21:27 ` [PATCH 10/10] Docs/ABI/damon: " SeongJae Park
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