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-rw-r--r--include/linux/mmzone.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 633812a1d220..c11b7cde81ef 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -76,9 +76,12 @@ extern const char * const migratetype_names[MIGRATE_TYPES];
#ifdef CONFIG_CMA
# define is_migrate_cma(migratetype) unlikely((migratetype) == MIGRATE_CMA)
# define is_migrate_cma_page(_page) (get_pageblock_migratetype(_page) == MIGRATE_CMA)
+# define is_migrate_cma_folio(folio, pfn) (MIGRATE_CMA == \
+ get_pfnblock_flags_mask(&folio->page, pfn, MIGRATETYPE_MASK))
#else
# define is_migrate_cma(migratetype) false
# define is_migrate_cma_page(_page) false
+# define is_migrate_cma_folio(folio, pfn) false
#endif
static inline bool is_migrate_movable(int mt)