[PATCH 10/12] mm/damon/reclaim: remove unnecessary code for online tuning

SeongJae Park
2024-06-18T18:18:23Z

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.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
mm/damon/reclaim.c | 19 +------------------
1 file changed, 1 insertion(+), 18 deletions(-)

diff --git a/mm/damon/reclaim.c b/mm/damon/reclaim.c
index be7f04b00d0c..9e0077a9404e 100644
--- a/mm/damon/reclaim.c
+++ b/mm/damon/reclaim.c
@@ -181,23 +181,11 @@ static struct damos *damon_reclaim_new_scheme(void)
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_parameters(void)
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) {
--
2.39.2