[merged mm-stable] mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch removed from -mm tree

[merged mm-stable] mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm/damon/reclaim: remove unnecessary code for online tuning
has been removed from the -mm tree.  Its filename was
     mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: SeongJae Park <sj@kernel.org>
Subject: mm/damon/reclaim: remove unnecessary code for online tuning
Date: Tue, 18 Jun 2024 11:18:07 -0700

DAMON_RECLAIM contains code for handling of online DAMON parameters update
edge cases.  It is no more necessary since damon_commit_ctx() takes care
of the cases.  Remove the unnecessary code.

Link: https://lkml.kernel.org/r/20240618181809.82078-11-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/damon/reclaim.c |   19 +------------------
 1 file changed, 1 insertion(+), 18 deletions(-)

--- a/mm/damon/reclaim.c~mm-damon-reclaim-remove-unnecessary-code-for-online-tuning
+++ a/mm/damon/reclaim.c
@@ -181,23 +181,11 @@ static struct damos *damon_reclaim_new_s
 			NUMA_NO_NODE);
 }
 
-static void damon_reclaim_copy_quota_status(struct damos_quota *dst,
-		struct damos_quota *src)
-{
-	dst->total_charged_sz = src->total_charged_sz;
-	dst->total_charged_ns = src->total_charged_ns;
-	dst->charged_sz = src->charged_sz;
-	dst->charged_from = src->charged_from;
-	dst->charge_target_from = src->charge_target_from;
-	dst->charge_addr_from = src->charge_addr_from;
-	dst->esz_bp = src->esz_bp;
-}
-
 static int damon_reclaim_apply_parameters(void)
 {
 	struct damon_ctx *param_ctx;
 	struct damon_target *param_target;
-	struct damos *scheme, *old_scheme;
+	struct damos *scheme;
 	struct damos_quota_goal *goal;
 	struct damos_filter *filter;
 	int err;
@@ -214,11 +202,6 @@ static int damon_reclaim_apply_parameter
 	scheme = damon_reclaim_new_scheme();
 	if (!scheme)
 		goto out;
-	if (!list_empty(&ctx->schemes)) {
-		damon_for_each_scheme(old_scheme, ctx)
-			damon_reclaim_copy_quota_status(&scheme->quota,
-					&old_scheme->quota);
-	}
 	damon_set_schemes(ctx, &scheme, 1);
 
 	if (quota_mem_pressure_us) {
_

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

mm-damon-core-merge-regions-aggressively-when-max_nr_regions-is-unmet.patch
docs-mm-damon-maintainer-profile-introduce-hackermail.patch
docs-mm-damon-maintainer-profile-document-damon-community-meetups.patch