+ mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer.patch added to mm-unstable branch

+ mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm/damon/sysfs-schemes: connect damos_quota_goal nid with core layer
has been added to the -mm mm-unstable branch.  Its filename is
     mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: SeongJae Park <sj@kernel.org>
Subject: mm/damon/sysfs-schemes: connect damos_quota_goal nid with core layer
Date: Sun, 20 Apr 2025 12:40:26 -0700

DAMON sysfs interface file for DAMOS quota goal's node id argument is not
passed to core layer.  Implement the link.

Link: https://lkml.kernel.org/r/20250420194030.75838-4-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/damon/sysfs-schemes.c |   11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

--- a/mm/damon/sysfs-schemes.c~mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer
+++ a/mm/damon/sysfs-schemes.c
@@ -2149,8 +2149,17 @@ 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;
_

Patches currently in -mm which might be from sj@kernel.org are

mm-madvise-define-and-use-madvise_behavior-struct-for-madvise_do_behavior.patch
mm-madvise-batch-tlb-flushes-for-madv_free.patch
mm-memory-split-non-tlb-flushing-part-from-zap_page_range_single.patch
mm-madvise-batch-tlb-flushes-for-madv_dontneed.patch
mm-damon-core-introduce-damos-quota-goal-metrics-for-memory-node-utilization.patch
mm-damon-sysfs-schemes-implement-file-for-quota-goal-nid-parameter.patch
mm-damon-sysfs-schemes-connect-damos_quota_goal-nid-with-core-layer.patch
docs-mm-damon-design-document-node_mem_usedfree_bp.patch
docs-admin-guide-mm-damon-usage-document-nid-file.patch
docs-abi-damon-document-nid-file.patch
samples-damon-implement-a-damon-module-for-memory-tiering.patch