[RFC PATCH] delayacct: delayacct_stats[] can be static

[kernel test robot]

Reported-by: kernel test robot <l...@intel.com>
Signed-off-by: kernel test robot <l...@intel.com>
---
 delayacct.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/delayacct.c b/kernel/delayacct.c
index b8d719fbfc404..2505aa9f87f61 100644
--- a/kernel/delayacct.c
+++ b/kernel/delayacct.c
@@ -32,7 +32,7 @@ struct delayacct_stat {
        unsigned int idx;
 };
 
-struct delayacct_stat delayacct_stats[] = {
+static struct delayacct_stat delayacct_stats[] = {
        {"blkio", DELAYACCT_BLKIO},
        {"swapin", DELAYACCT_SWAPIN},
        {"pagecache_thrashing", DELAYACCT_THRASHING},