[PATCH v1] mm/damon: remove unused code

[gutierrez.asier]

From: Asier Gutierrez <gutierrez.asier@xxxxxxxxxxxxxxxxxxx>

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

Signed-off-by: Asier Gutierrez <gutierrez.asier@xxxxxxxxxxxxxxxxxxx>

---
 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(-)

diff --git a/include/linux/damon.h b/include/linux/damon.h
index 3813373a9200..34b68f5af425 100644
--- a/include/linux/damon.h
+++ b/include/linux/damon.h
@@ -639,8 +639,7 @@ 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);
diff --git a/mm/damon/core.c b/mm/damon/core.c
index 84f80a20f233..cc4cc953f3a4 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -1651,15 +1651,15 @@ static bool __damos_valid_target(struct damon_region *r, struct damos *s)
 		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;
 }
 
 /*
@@ -1978,7 +1978,7 @@ static void damon_do_apply_schemes(struct damon_ctx *c,
 		if (damos_skip_charged_region(t, &r, s, c->min_sz_region))
 			continue;
 
-		if (!damos_valid_target(c, t, r, s))
+		if (!damos_valid_target(c, r, s))
 			continue;
 
 		damos_apply_scheme(c, t, r, s);
@@ -2256,7 +2256,7 @@ static void damos_adjust_quota(struct damon_ctx *c, struct damos *s)
 		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)
diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c
index 07a8aead439e..7b4b1e27beb7 100644
--- a/mm/damon/paddr.c
+++ b/mm/damon/paddr.c
@@ -345,8 +345,7 @@ static unsigned long damon_pa_apply_scheme(struct damon_ctx *ctx,
 }
 
 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:
diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c
index 23ed738a0bd6..757b9e18847a 100644
--- a/mm/damon/vaddr.c
+++ b/mm/damon/vaddr.c
@@ -986,8 +986,7 @@ static unsigned long damon_va_apply_scheme(struct damon_ctx *ctx,
 }
 
 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) {
-- 
2.43.0