mm/damon/lru_sort: use monitoring attributes parameters generaotr macro

This commit makes DAMON_LRU_SORT 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/20220913174449.50645-11-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/damon/lru_sort.c b/mm/damon/lru_sort.c
index ade985b..e95626a 100644 (file)
--- a/mm/damon/lru_sort.c
+++ b/mm/damon/lru_sort.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
@@ -128,52 +130,13 @@ static unsigned long wmarks_low __read_mostly = 50;
 module_param(wmarks_low, ulong, 0600);
 
 static struct damon_attrs damon_lru_sort_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 hot/cold memory monitoring.  Please
- * refer to the DAMON documentation for more detail.  5 ms by default.
- */
-module_param_named(sample_interval, damon_lru_sort_mon_attrs.sample_interval,
-               ulong, 0600);
-
-/*
- * Aggregation interval for the monitoring in microseconds.
- *
- * The aggregation interval of DAMON for the hot/cold memory monitoring.
- * Please refer to the DAMON documentation for more detail.  100 ms by default.
- */
-module_param_named(aggr_interval, damon_lru_sort_mon_attrs.aggr_interval, ulong,
-               0600);
-
-/*
- * Minimum number of monitoring regions.
- *
- * The minimal number of monitoring regions of DAMON for the hot/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_lru_sort_mon_attrs.min_nr_regions,
-               ulong, 0600);
-
-/*
- * Maximum number of monitoring regions.
- *
- * The maximum number of monitoring regions of DAMON for the hot/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_lru_sort_mon_attrs.max_nr_regions,
-               ulong, 0600);
+DEFINE_DAMON_MODULES_MON_ATTRS_PARAMS(damon_lru_sort_mon_attrs);
 
 /*
  * Start of the target memory region in physical address.