diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/memremap.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 450d4bb6835c..aa1b6aa877a0 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -170,11 +170,17 @@ static inline bool is_device_private_page(const struct page *page) folio_is_device_private(page_folio(page)); } +static inline bool folio_is_pci_p2pdma(const struct folio *folio) +{ + return IS_ENABLED(CONFIG_PCI_P2PDMA) && + folio_is_zone_device(folio) && + folio->pgmap->type == MEMORY_DEVICE_PCI_P2PDMA; +} + static inline bool is_pci_p2pdma_page(const struct page *page) { return IS_ENABLED(CONFIG_PCI_P2PDMA) && - is_zone_device_page(page) && - page_pgmap(page)->type == MEMORY_DEVICE_PCI_P2PDMA; + folio_is_pci_p2pdma(page_folio(page)); } static inline bool folio_is_device_coherent(const struct folio *folio) |