linux-kernel - [PATCH 12/22] mm/damon/modules-common: implement a watermarks module parameters generator macro

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Date:   Tue, 13 Sep 2022 17:44:39 +0000
From:   SeongJae Park <sj@...nel.org>
To:     SeongJae Park <sj@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     damon@...ts.linux.dev, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 12/22] mm/damon/modules-common: implement a watermarks module parameters generator macro

DAMON_RECLAIM and DAMON_LRU_SORT have module parameters for watermarks
that having same names.  This commit implements a macro for generating
such module parameters so that we can reuse later.

Signed-off-by: SeongJae Park <sj@...nel.org>
---
 mm/damon/modules-common.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/mm/damon/modules-common.h b/mm/damon/modules-common.h
index 0abd0636bc64..1370590a37d1 100644
--- a/mm/damon/modules-common.h
+++ b/mm/damon/modules-common.h
@@ -16,3 +16,10 @@
 			0600);						\
 	module_param_named(max_nr_regions, attrs.max_nr_regions, ulong,	\
 			0600);
+
+#define DEFINE_DAMON_MODULES_WMARKS_PARAMS(wmarks)			\
+	module_param_named(wmarks_interval, wmarks->interval, ulong,	\
+			0600);						\
+	module_param_named(wmarks_high, wmarks.high, ulong, 0600);	\
+	module_param_named(wmarks_mid, wmarks.mid, ulong, 0600);	\
+	module_param_named(wmarks_low, wmarks.lowulong, 0600);
-- 
2.25.1