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-rw-r--r--include/linux/mmzone.h2
-rw-r--r--mm/page_alloc.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 5b4bfb90fb94..e0c3bc2edbbd 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -65,7 +65,7 @@ enum migratetype {
};
/* In mm/page_alloc.c; keep in sync also with show_migration_types() there */
-extern char * const migratetype_names[MIGRATE_TYPES];
+extern const char * const migratetype_names[MIGRATE_TYPES];
#ifdef CONFIG_CMA
# define is_migrate_cma(migratetype) unlikely((migratetype) == MIGRATE_CMA)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 80373eca453d..4115d7f20223 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -236,7 +236,7 @@ static char * const zone_names[MAX_NR_ZONES] = {
#endif
};
-char * const migratetype_names[MIGRATE_TYPES] = {
+const char * const migratetype_names[MIGRATE_TYPES] = {
"Unmovable",
"Movable",
"Reclaimable",