linux-kernel - [PATCH] kasan: change memory hot-add error messages to info messages

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Date:	Wed,  1 Jun 2016 09:20:30 -0600
From:	Shuah Khan <shuahkh@....samsung.com>
To:	ryabinin@...tuozzo.com, glider@...gle.com, dvyukov@...gle.com
Cc:	Shuah Khan <shuahkh@....samsung.com>, kasan-dev@...glegroups.com,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: [PATCH] kasan: change memory hot-add error messages to info messages

Change the following memory hot-add error messages to info messages. There
is no need for these to be errors.

[    8.221108] kasan: WARNING: KASAN doesn't support memory hot-add
[    8.221117] kasan: Memory hot-add will be disabled

Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
---
Note: This is applicable to 4.6 stable releases.

 mm/kasan/kasan.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c
index 18b6a2b..28439ac 100644
--- a/mm/kasan/kasan.c
+++ b/mm/kasan/kasan.c
@@ -763,8 +763,8 @@ static int kasan_mem_notifier(struct notifier_block *nb,
 
 static int __init kasan_memhotplug_init(void)
 {
-	pr_err("WARNING: KASAN doesn't support memory hot-add\n");
-	pr_err("Memory hot-add will be disabled\n");
+	pr_info("WARNING: KASAN doesn't support memory hot-add\n");
+	pr_info("Memory hot-add will be disabled\n");
 
 	hotplug_memory_notifier(kasan_mem_notifier, 0);
 
-- 
2.7.4