diff --git a/fs/dax.c b/fs/dax.c
index fe5e338..cb53f9b 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -26,7 +26,6 @@
 #include <linux/mmu_notifier.h>
 #include <linux/iomap.h>
 #include <asm/pgalloc.h>
-#include "internal.h"
 
 #define CREATE_TRACE_POINTS
 #include <trace/events/fs_dax.h>
diff --git a/fs/internal.h b/fs/internal.h
index 2f3c3de..2b0bebd 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -182,15 +182,5 @@
 extern int do_vfs_ioctl(struct file *file, unsigned int fd, unsigned int cmd,
 		    unsigned long arg);
 
-/*
- * iomap support:
- */
-typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len,
-		void *data, struct iomap *iomap);
-
-loff_t iomap_apply(struct inode *inode, loff_t pos, loff_t length,
-		unsigned flags, const struct iomap_ops *ops, void *data,
-		iomap_actor_t actor);
-
 /* direct-io.c: */
 int sb_init_dio_done_wq(struct super_block *sb);
diff --git a/fs/iomap/apply.c b/fs/iomap/apply.c
index 844e566..54c02ae 100644
--- a/fs/iomap/apply.c
+++ b/fs/iomap/apply.c
@@ -8,8 +8,6 @@
 #include <linux/fs.h>
 #include <linux/iomap.h>
 
-#include "internal.h"
-
 /*
  * Execute a iomap write on a segment of the mapping that spans a
  * contiguous range of pages that have identical block mapping state.
diff --git a/fs/iomap/fiemap.c b/fs/iomap/fiemap.c
index 1f43315..f26fdd3 100644
--- a/fs/iomap/fiemap.c
+++ b/fs/iomap/fiemap.c
@@ -7,8 +7,6 @@
 #include <linux/fs.h>
 #include <linux/iomap.h>
 
-#include "internal.h"
-
 struct fiemap_ctx {
 	struct fiemap_extent_info *fi;
 	struct iomap prev;
diff --git a/fs/iomap/migrate.c b/fs/iomap/migrate.c
index d8116d3..12130e3 100644
--- a/fs/iomap/migrate.c
+++ b/fs/iomap/migrate.c
@@ -9,8 +9,6 @@
 #include <linux/iomap.h>
 #include <linux/migrate.h>
 
-#include "internal.h"
-
 int
 iomap_migrate_page(struct address_space *mapping, struct page *newpage,
 		struct page *page, enum migrate_mode mode)
diff --git a/fs/iomap/seek.c b/fs/iomap/seek.c
index 0c36bef..ece71fd 100644
--- a/fs/iomap/seek.c
+++ b/fs/iomap/seek.c
@@ -10,8 +10,6 @@
 #include <linux/pagemap.h>
 #include <linux/pagevec.h>
 
-#include "internal.h"
-
 /*
  * Seek for SEEK_DATA / SEEK_HOLE within @page, starting at @lastoff.
  * Returns true if found and updates @lastoff to the offset in file.
diff --git a/fs/iomap/swapfile.c b/fs/iomap/swapfile.c
index 0bd578b..152a230 100644
--- a/fs/iomap/swapfile.c
+++ b/fs/iomap/swapfile.c
@@ -9,8 +9,6 @@
 #include <linux/iomap.h>
 #include <linux/swap.h>
 
-#include "internal.h"
-
 /* Swapfile activation */
 
 struct iomap_swapfile_info {
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index baa1e2d..bc499ce 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -123,6 +123,16 @@
 };
 
 /*
+ * Main iomap iterator function.
+ */
+typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len,
+		void *data, struct iomap *iomap);
+
+loff_t iomap_apply(struct inode *inode, loff_t pos, loff_t length,
+		unsigned flags, const struct iomap_ops *ops, void *data,
+		iomap_actor_t actor);
+
+/*
  * Structure allocate for each page when block size < PAGE_SIZE to track
  * sub-page uptodate status and I/O completions.
  */