diff options
Diffstat (limited to 'include/linux/mmzone.h')
| -rw-r--r-- | include/linux/mmzone.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 5bec8b1d0e66..76d66c07b673 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -92,8 +92,12 @@ 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)) +/* + * __dump_folio() in mm/debug.c passes a folio pointer to on-stack struct folio, + * so folio_pfn() cannot be used and pfn is needed. + */ +# define is_migrate_cma_folio(folio, pfn) \ + (get_pfnblock_migratetype(&folio->page, pfn) == MIGRATE_CMA) #else # define is_migrate_cma(migratetype) false # define is_migrate_cma_page(_page) false @@ -122,14 +126,12 @@ static inline bool migratetype_is_mergeable(int mt) extern int page_group_by_mobility_disabled; -#define MIGRATETYPE_MASK ((1UL << PB_migratetype_bits) - 1) +#define get_pageblock_migratetype(page) \ + get_pfnblock_migratetype(page, page_to_pfn(page)) -#define get_pageblock_migratetype(page) \ - get_pfnblock_flags_mask(page, page_to_pfn(page), MIGRATETYPE_MASK) +#define folio_migratetype(folio) \ + get_pageblock_migratetype(&folio->page) -#define folio_migratetype(folio) \ - get_pfnblock_flags_mask(&folio->page, folio_pfn(folio), \ - MIGRATETYPE_MASK) struct free_area { struct list_head free_list[MIGRATE_TYPES]; unsigned long nr_free; |