The patch titled
Subject: mm/damon/reclaim: use monitoring attributes parameters generator macro
has been added to the -mm mm-unstable branch. Its filename is
mm-damon-reclaim-use-monitoring-attributes-parameters-generator-macro.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-use-monitoring-attributes-parameters-generator-macro.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: SeongJae Park <sj@xxxxxxxxxx>
Subject: mm/damon/reclaim: use monitoring attributes parameters generator macro
Date: Tue, 13 Sep 2022 17:44:38 +0000
This commit makes DAMON_RECLAIM to generate the module parameters for
DAMON monitoring attributes using the generator macro to simplify the code
and reduce duplicates.
Link: https://lkml.kernel.org/r/20220913174449.50645-12-sj@xxxxxxxxxx
Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/damon/reclaim.c | 47 ++++---------------------------------------
1 file changed, 5 insertions(+), 42 deletions(-)
--- a/mm/damon/reclaim.c~mm-damon-reclaim-use-monitoring-attributes-parameters-generator-macro
+++ a/mm/damon/reclaim.c
@@ -13,6 +13,8 @@
#include <linux/sched.h>
#include <linux/workqueue.h>
+#include "modules-common.h"
+
#ifdef MODULE_PARAM_PREFIX
#undef MODULE_PARAM_PREFIX
#endif
@@ -130,52 +132,13 @@ static unsigned long wmarks_low __read_m
module_param(wmarks_low, ulong, 0600);
static struct damon_attrs damon_reclaim_mon_attrs = {
- .sample_interval = 5000,
- .aggr_interval = 100000,
+ .sample_interval = 5000, /* 5 ms */
+ .aggr_interval = 100000, /* 100 ms */
.ops_update_interval = 0,
.min_nr_regions = 10,
.max_nr_regions = 1000,
};
-
-/*
- * Sampling interval for the monitoring in microseconds.
- *
- * The sampling interval of DAMON for the cold memory monitoring. Please refer
- * to the DAMON documentation for more detail. 5 ms by default.
- */
-module_param_named(sample_interval, damon_reclaim_mon_attrs.sample_interval,
- ulong, 0600);
-
-/*
- * Aggregation interval for the monitoring in microseconds.
- *
- * The aggregation interval of DAMON for the cold memory monitoring. Please
- * refer to the DAMON documentation for more detail. 100 ms by default.
- */
-module_param_named(aggr_interval, damon_reclaim_mon_attrs.aggr_interval, ulong,
- 0600);
-
-/*
- * Minimum number of monitoring regions.
- *
- * The minimal number of monitoring regions of DAMON for the cold memory
- * monitoring. This can be used to set lower-bound of the monitoring quality.
- * But, setting this too high could result in increased monitoring overhead.
- * Please refer to the DAMON documentation for more detail. 10 by default.
- */
-module_param_named(min_nr_regions, damon_reclaim_mon_attrs.min_nr_regions,
- ulong, 0600);
-
-/*
- * Maximum number of monitoring regions.
- *
- * The maximum number of monitoring regions of DAMON for the cold memory
- * monitoring. This can be used to set upper-bound of the monitoring overhead.
- * However, setting this too low could result in bad monitoring quality.
- * Please refer to the DAMON documentation for more detail. 1000 by default.
- */
-module_param_named(max_nr_regions, damon_reclaim_mon_attrs.max_nr_regions,
- ulong, 0600);
+DEFINE_DAMON_MODULES_MON_ATTRS_PARAMS(damon_reclaim_mon_attrs);
/*
* Start of the target memory region in physical address.
_
Patches currently in -mm which might be from sj@xxxxxxxxxx are
mm-demotion-update-node_is_toptier-to-work-with-memory-tiers-fix.patch
selftest-damon-add-a-test-for-duplicate-context-dirs-creation.patch
mm-damon-core-avoid-holes-in-newly-set-monitoring-target-ranges.patch
mm-damon-core-test-test-damon_set_regions.patch
docs-admin-guide-mm-damon-rename-the-title-of-the-document.patch
mm-damon-kconfig-notify-debugfs-deprecation-plan.patch
docs-admin-guide-mm-damon-start-mention-the-dependency-as-sysfs-instead-of-debugfs.patch
docs-admin-guide-mm-damon-usage-note-damon-debugfs-interface-deprecation-plan.patch
mm-damon-paddr-make-supported-damos-actions-of-paddr-clear.patch
mm-damon-paddr-deduplicate-damon_pa_mark_accesseddeactivate_pages.patch
mm-damon-core-copy-struct-to-struct-instead-of-field-to-field-in-damon_new_scheme.patch
mm-damon-core-factor-out-damos_quota-private-fileds-initialization.patch
mm-damon-core-use-a-dedicated-struct-for-monitoring-attributes.patch
mm-damon-core-reduce-parameters-for-damon_set_attrs.patch
mm-damon-reclaim-use-struct-damon_attrs-for-storing-parameters-for-it.patch
mm-damon-lru_sort-use-struct-damon_attrs-for-storing-parameters-for-it.patch
mm-damon-implement-a-monitoring-attributes-module-parameters-generator-macro.patch
mm-damon-lru_sort-use-monitoring-attributes-parameters-generaotr-macro.patch
mm-damon-reclaim-use-monitoring-attributes-parameters-generator-macro.patch
mm-damon-modules-common-implement-a-watermarks-module-parameters-generator-macro.patch
mm-damon-lru_sort-use-watermarks-parameters-generator-macro.patch
mm-damon-reclaim-use-watermarks-parameters-generator-macro.patch
mm-damon-modules-common-implement-a-stats-parameters-generator-macro.patch
mm-damon-reclaim-use-stat-parameters-generator.patch
mm-damon-lru_sort-use-stat-generator.patch
mm-damon-modules-common-implement-a-damos-quota-params-generator.patch
mm-damon-modules-common-implement-damos-time-quota-params-generator.patch
mm-damon-reclaim-use-the-quota-params-generator-macro.patch
mm-damon-lru_sort-use-quotas-param-generator.patch
mm-damon-lru_sort-deduplicate-hot-cold-schemes-generators.patch
