int bdev_dax_pgoff(struct block_device *, sector_t, size_t, pgoff_t *pgoff);
#if IS_ENABLED(CONFIG_FS_DAX)
-int __bdev_dax_supported(struct super_block *sb, int blocksize);
-static inline int bdev_dax_supported(struct super_block *sb, int blocksize)
+bool __bdev_dax_supported(struct block_device *bdev, int blocksize);
+static inline bool bdev_dax_supported(struct block_device *bdev, int blocksize)
{
- return __bdev_dax_supported(sb, blocksize);
+ return __bdev_dax_supported(bdev, blocksize);
}
static inline struct dax_device *fs_dax_get_by_host(const char *host)
struct dax_device *fs_dax_get_by_bdev(struct block_device *bdev);
#else
-static inline int bdev_dax_supported(struct super_block *sb, int blocksize)
+static inline bool bdev_dax_supported(struct block_device *bdev,
+ int blocksize)
{
- return -EOPNOTSUPP;
+ return false;
}
static inline struct dax_device *fs_dax_get_by_host(const char *host)