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-rw-r--r--include/linux/dax.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/dax.h b/include/linux/dax.h
index 9c6dc7704043..a0595b4ddbd8 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -6,9 +6,13 @@
#include <linux/radix-tree.h>
#include <asm/pgtable.h>
+struct iomap_ops;
+
/* We use lowest available exceptional entry bit for locking */
#define RADIX_DAX_ENTRY_LOCK (1 << RADIX_TREE_EXCEPTIONAL_SHIFT)
+ssize_t iomap_dax_rw(struct kiocb *iocb, struct iov_iter *iter,
+ struct iomap_ops *ops);
ssize_t dax_do_io(struct kiocb *, struct inode *, struct iov_iter *,
get_block_t, dio_iodone_t, int flags);
int dax_zero_page_range(struct inode *, loff_t from, unsigned len, get_block_t);