+ mm-damon-core-remove-unused-damon_targets_empty.patch added to mm-new branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: mm/damon/core: remove unused damon_targets_empty()
has been added to the -mm mm-new branch.  Its filename is
     mm-damon-core-remove-unused-damon_targets_empty.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-core-remove-unused-damon_targets_empty.patch

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

Note, mm-new is a provisional staging ground for work-in-progress
patches, and acceptance into mm-new is a notification for others take
notice and to finish up reviews.  Please do not hesitate to respond to
review feedback and post updated versions to replace or incrementally
fixup patches in mm-new.

The mm-new branch of mm.git is not included in linux-next

If a few days of testing in mm-new is successful, the patch will me moved
into mm.git's mm-unstable branch, which is included in linux-next

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------------------------------------------------------
From: Cheng-Han Wu <hank20010209@gmail.com>
Subject: mm/damon/core: remove unused damon_targets_empty()
Date: Mon, 31 Aug 2026 07:57:21 -0700

Patch series "mm/damon/core: remove unused helper functions", v2.

Both damon_targets_empty() and damon_nr_running_ctxs() have had no in-tree
users since commit 5ec4333b1967 ("mm/damon: remove DAMON debugfs
interface") removed their remaining callers.

Remove the unused declarations and definitions.


This patch (of 2):

damon_targets_empty() has had no in-tree users since commit 5ec4333b1967
("mm/damon: remove DAMON debugfs interface") removed its last caller.

Remove the unused declaration and definition.

Link: https://lore.kernel.org/20260831145724.82387-1-sj@kernel.org
Link: https://lore.kernel.org/20260831145724.82387-2-sj@kernel.org
Signed-off-by: Cheng-Han Wu <hank20010209@gmail.com>
Signed-off-by: SJ Park <sj@kernel.org>
Reviewed-by: SJ Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/damon.h |    1 -
 mm/damon/core.c       |    5 -----
 2 files changed, 6 deletions(-)

--- a/include/linux/damon.h~mm-damon-core-remove-unused-damon_targets_empty
+++ a/include/linux/damon.h
@@ -1055,7 +1055,6 @@ int damos_commit_quota_goals(struct damo
 
 struct damon_target *damon_new_target(void);
 void damon_add_target(struct damon_ctx *ctx, struct damon_target *t);
-bool damon_targets_empty(struct damon_ctx *ctx);
 void damon_free_target(struct damon_target *t);
 void damon_destroy_target(struct damon_target *t, struct damon_ctx *ctx);
 unsigned int damon_nr_regions(struct damon_target *t);
--- a/mm/damon/core.c~mm-damon-core-remove-unused-damon_targets_empty
+++ a/mm/damon/core.c
@@ -795,11 +795,6 @@ void damon_add_target(struct damon_ctx *
 	list_add_tail(&t->list, &ctx->adaptive_targets);
 }
 
-bool damon_targets_empty(struct damon_ctx *ctx)
-{
-	return list_empty(&ctx->adaptive_targets);
-}
-
 static void damon_del_target(struct damon_target *t)
 {
 	list_del(&t->list);
_

Patches currently in -mm which might be from hank20010209@gmail.com are

mm-damon-core-remove-unused-damon_targets_empty.patch
mm-damon-core-remove-unused-damon_nr_running_ctxs.patch