Commit befb503c authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Dave Chinner
Browse files

iomap: expose iomap_apply outside iomap.c 



This allows the DAX code to use it.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarRoss Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: default avatarDave Chinner <david@fromorbit.com>
parent ecd50729

fs/internal.h

+11 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
struct super_block;

struct file_system_type;

struct iomap;

struct iomap_ops;

struct linux_binprm;

struct path;

struct mount;
@@ -164,3 +165,13 @@ extern struct dentry_operations ns_dentry_operations; 
extern int do_vfs_ioctl(struct file *file, unsigned int fd, unsigned int cmd,

		    unsigned long arg);

extern long vfs_ioctl(struct file *file, 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, struct iomap_ops *ops, void *data,

		iomap_actor_t actor);

fs/iomap.c

+1 −4
Original line number Diff line number Diff line
@@ -27,9 +27,6 @@ 
#include <linux/dax.h>

#include "internal.h"



typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len,

		void *data, struct iomap *iomap);



/*

 * Execute a iomap write on a segment of the mapping that spans a

 * contiguous range of pages that have identical block mapping state.
@@ -41,7 +38,7 @@ typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len, 
 * resources they require in the iomap_begin call, and release them in the

 * iomap_end call.

 */

static loff_t

loff_t

iomap_apply(struct inode *inode, loff_t pos, loff_t length, unsigned flags,

		struct iomap_ops *ops, void *data, iomap_actor_t actor)

{