* [PATCH] mm: make "migratetype_names" const char *
@ 2018-11-24 9:03 Alexey Dobriyan
0 siblings, 0 replies; only message in thread
From: Alexey Dobriyan @ 2018-11-24 9:03 UTC (permalink / raw)
To: akpm; +Cc: linux-mm
Those strings are immutable in fact.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
include/linux/mmzone.h | 2 +-
mm/page_alloc.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
--- 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)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -237,7 +237,7 @@ 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",
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2018-11-24 9:03 [PATCH] mm: make "migratetype_names" const char * Alexey Dobriyan
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