+ mm-damon-remove-unused-target-param-of-get_scheme_score.patch added to mm-new branch

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

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

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-remove-unused-target-param-of-get_scheme_score.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
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fixup patches in mm-new.

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------------------------------------------------------
From: Asier Gutierrez <gutierrez.asier@huawei-partners.com>
Subject: mm/damon: remove unused target param of get_scheme_score()
Date: Fri, 13 Feb 2026 14:50:32 +0000

damon_target is not used by get_scheme_score operations, nor with virtual
neither with physical addresses.

Link: https://lkml.kernel.org/r/20260213145032.1740407-1-gutierrez.asier@huawei-partners.com
Signed-off-by: Asier Gutierrez <gutierrez.asier@huawei-partners.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Quanmin Yan <yanquanmin1@huawei.com>
Cc: ze zuo <zuoze1@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/damon.h |    3 +--
 mm/damon/core.c       |   10 +++++-----
 mm/damon/paddr.c      |    3 +--
 mm/damon/vaddr.c      |    3 +--
 4 files changed, 8 insertions(+), 11 deletions(-)

--- a/include/linux/damon.h~mm-damon-remove-unused-target-param-of-get_scheme_score
+++ a/include/linux/damon.h
@@ -647,8 +647,7 @@ struct damon_operations {
 	void (*prepare_access_checks)(struct damon_ctx *context);
 	unsigned int (*check_accesses)(struct damon_ctx *context);
 	int (*get_scheme_score)(struct damon_ctx *context,
-			struct damon_target *t, struct damon_region *r,
-			struct damos *scheme);
+			struct damon_region *r, struct damos *scheme);
 	unsigned long (*apply_scheme)(struct damon_ctx *context,
 			struct damon_target *t, struct damon_region *r,
 			struct damos *scheme, unsigned long *sz_filter_passed);
--- a/mm/damon/core.c~mm-damon-remove-unused-target-param-of-get_scheme_score
+++ a/mm/damon/core.c
@@ -1682,15 +1682,15 @@ static bool __damos_valid_target(struct
 		r->age <= s->pattern.max_age_region;
 }
 
-static bool damos_valid_target(struct damon_ctx *c, struct damon_target *t,
-		struct damon_region *r, struct damos *s)
+static bool damos_valid_target(struct damon_ctx *c, struct damon_region *r,
+		struct damos *s)
 {
 	bool ret = __damos_valid_target(r, s);
 
 	if (!ret || !s->quota.esz || !c->ops.get_scheme_score)
 		return ret;
 
-	return c->ops.get_scheme_score(c, t, r, s) >= s->quota.min_score;
+	return c->ops.get_scheme_score(c, r, s) >= s->quota.min_score;
 }
 
 /*
@@ -2014,7 +2014,7 @@ static void damon_do_apply_schemes(struc
 				s->max_nr_snapshots <= s->stat.nr_snapshots)
 			continue;
 
-		if (damos_valid_target(c, t, r, s))
+		if (damos_valid_target(c, r, s))
 			damos_apply_scheme(c, t, r, s);
 
 		if (damon_is_last_region(r, t))
@@ -2312,7 +2312,7 @@ static void damos_adjust_quota(struct da
 		damon_for_each_region(r, t) {
 			if (!__damos_valid_target(r, s))
 				continue;
-			score = c->ops.get_scheme_score(c, t, r, s);
+			score = c->ops.get_scheme_score(c, r, s);
 			c->regions_score_histogram[score] +=
 				damon_sz_region(r);
 			if (score > max_score)
--- a/mm/damon/paddr.c~mm-damon-remove-unused-target-param-of-get_scheme_score
+++ a/mm/damon/paddr.c
@@ -343,8 +343,7 @@ static unsigned long damon_pa_apply_sche
 }
 
 static int damon_pa_scheme_score(struct damon_ctx *context,
-		struct damon_target *t, struct damon_region *r,
-		struct damos *scheme)
+		struct damon_region *r, struct damos *scheme)
 {
 	switch (scheme->action) {
 	case DAMOS_PAGEOUT:
--- a/mm/damon/vaddr.c~mm-damon-remove-unused-target-param-of-get_scheme_score
+++ a/mm/damon/vaddr.c
@@ -986,8 +986,7 @@ static unsigned long damon_va_apply_sche
 }
 
 static int damon_va_scheme_score(struct damon_ctx *context,
-		struct damon_target *t, struct damon_region *r,
-		struct damos *scheme)
+		struct damon_region *r, struct damos *scheme)
 {
 
 	switch (scheme->action) {
_

Patches currently in -mm which might be from gutierrez.asier@huawei-partners.com are

mm-damon-remove-unused-target-param-of-get_scheme_score.patch