The patch titled
Subject: mm/damon/reclaim: remove unnecessary code for online tuning
has been added to the -mm mm-unstable branch. Its filename is
mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: SeongJae Park <sj@xxxxxxxxxx>
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@xxxxxxxxxx
Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
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@xxxxxxxxxx are
mm-damon-core-implement-damos-quota-goals-online-commit-function.patch
mm-damon-core-implement-damon-context-commit-function.patch
mm-damon-sysfs-use-damon_commit_ctx.patch
mm-damon-sysfs-schemes-use-damos_commit_quota_goals.patch
mm-damon-sysfs-remove-unnecessary-online-tuning-handling-code.patch
mm-damon-sysfs-rename-damon_sysfs_set_targets-to-add_targets.patch
mm-damon-sysfs-schemes-remove-unnecessary-online-tuning-handling-code.patch
mm-damon-sysfs-schemes-rename-_set_schemesscheme_filtersquota_scoreschemes.patch
mm-damon-reclaim-use-damon_commit_ctx.patch
mm-damon-reclaim-remove-unnecessary-code-for-online-tuning.patch
mm-damon-lru_sort-use-damon_commit_ctx.patch
mm-damon-lru_sort-remove-unnecessary-online-tuning-handling-code.patch
