diff options
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 0b9e7c1513bf..5f948b46451e 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1265,6 +1265,11 @@ void __init page_alloc_init_late(void) #endif /* CONFIG_DEFERRED_STRUCT_PAGE_INIT */ #ifdef CONFIG_CMA +bool is_cma_pageblock(struct page *page) +{ + return get_pageblock_migratetype(page) == MIGRATE_CMA; +} + /* Free whole pageblock and set its migration type to MIGRATE_CMA. */ void __init init_cma_reserved_pageblock(struct page *page) { |