linux-kernel - [RFC PATCH 3/4] mm/damon/sysfs-schemes: connect damos_quota

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Message-Id: <20250320053937.57734-4-sj@kernel.org>
Date: Wed, 19 Mar 2025 22:39:36 -0700
From: SeongJae Park <sj@...nel.org>
To: 
Cc: SeongJae Park <sj@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	damon@...ts.linux.dev,
	kernel-team@...a.com,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: [RFC PATCH 3/4] mm/damon/sysfs-schemes: connect damos_quota_goal nid with core layer

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@...nel.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