mm: always enable thp for dax mappings

[mirror_ubuntu-bionic-kernel.git] / include / linux / dax.h

diff --git a/include/linux/dax.h b/include/linux/dax.h
index 8f39db7439c3c88ad0a375b83fb67d12552067c3..79481187573288505a8136e8dffbf810cf9088a2 100644 (file)
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -154,11 +154,6 @@ static inline unsigned int dax_radix_order(void *entry)
 #endif
 int dax_pfn_mkwrite(struct vm_fault *vmf);
 
-static inline bool vma_is_dax(struct vm_area_struct *vma)
-{
-       return vma->vm_file && IS_DAX(vma->vm_file->f_mapping->host);
-}
-
 static inline bool dax_mapping(struct address_space *mapping)
 {
        return mapping->host && IS_DAX(mapping->host);