linux-kernel - [PATCH 1/2] mm: KSM: fix ksm

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Message-ID: <343394260f599d940cacc37f1dcc0309239ae220.1626371112.git.zhansayabagdaulet@gmail.com>
Date:   Fri, 16 Jul 2021 00:01:01 +0600
From:   Zhansaya Bagdauletkyzy <zhansayabagdaulet@...il.com>
To:     akpm@...ux-foundation.org
Cc:     tyhicks@...ux.microsoft.com, pasha.tatashin@...een.com,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] mm: KSM: fix ksm_run data type

ksm_run is declared as unsigned long but in run_store(), it is converted
to unsigned int. Change its type to unsigned int.

Signed-off-by: Zhansaya Bagdauletkyzy <zhansayabagdaulet@...il.com>
---
 mm/ksm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/ksm.c b/mm/ksm.c
index 3fa9bc8a67cf..057d0c245bf4 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -289,7 +289,7 @@ static int ksm_nr_node_ids = 1;
 #define KSM_RUN_MERGE	1
 #define KSM_RUN_UNMERGE	2
 #define KSM_RUN_OFFLINE	4
-static unsigned long ksm_run = KSM_RUN_STOP;
+static unsigned int ksm_run = KSM_RUN_STOP;
 static void wait_while_offlining(void);
 
 static DECLARE_WAIT_QUEUE_HEAD(ksm_thread_wait);
@@ -2874,7 +2874,7 @@ KSM_ATTR(pages_to_scan);
 static ssize_t run_show(struct kobject *kobj, struct kobj_attribute *attr,
 			char *buf)
 {
-	return sysfs_emit(buf, "%lu\n", ksm_run);
+	return sysfs_emit(buf, "%u\n", ksm_run);
 }
 
 static ssize_t run_store(struct kobject *kobj, struct kobj_attribute *attr,
-- 
2.25.1