From: SeongJae Park <sj@kernel.org>
Cc: SeongJae Park <sj@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
damon@lists.linux.dev, kernel-team@meta.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [RFC PATCH 3/4] mm/damon/sysfs-schemes: connect damos_quota_goal nid with core layer
Date: Wed, 19 Mar 2025 22:39:36 -0700 [thread overview]
Message-ID: <20250320053937.57734-4-sj@kernel.org> (raw)
In-Reply-To: <20250320053937.57734-1-sj@kernel.org>
DAMON sysfs interface file for DAMOS quota goal's node id argument is
not passed to core layer. Implement the link.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
mm/damon/sysfs-schemes.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c
index 8c51906c8268..e85559b16d6e 100644
--- a/mm/damon/sysfs-schemes.c
+++ b/mm/damon/sysfs-schemes.c
@@ -2153,8 +2153,17 @@ static int damos_sysfs_add_quota_score(
sysfs_goal->target_value);
if (!goal)
return -ENOMEM;
- if (sysfs_goal->metric == DAMOS_QUOTA_USER_INPUT)
+ switch (sysfs_goal->metric) {
+ case DAMOS_QUOTA_USER_INPUT:
goal->current_value = sysfs_goal->current_value;
+ break;
+ case DAMOS_QUOTA_NODE_MEM_USED_BP:
+ case DAMOS_QUOTA_NODE_MEM_FREE_BP:
+ goal->nid = sysfs_goal->nid;
+ break;
+ default:
+ break;
+ }
damos_add_quota_goal(quota, goal);
}
return 0;
--
2.39.5
next prev parent reply other threads:[~2025-03-20 5:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-20 5:39 [RFC PATCH 0/4] mm/damon: let DAMON-based memory tiering self-tuned and just works SeongJae Park
2025-03-20 5:39 ` [RFC PATCH 1/4] mm/damon/core: introduce two damos quota goal metrics for NUMA memory utilization and free space ratios SeongJae Park
2025-03-20 5:39 ` [RFC PATCH 2/4] mm/damon/sysfs-schemes: implement file for quota goal nid parameter SeongJae Park
2025-03-20 5:39 ` SeongJae Park [this message]
2025-03-20 5:39 ` [RFC PATCH 4/4] samples/damon: implement a DAMON module for memory tiering SeongJae Park
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