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fs: move struct iomap from exportfs.h to a separate header
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Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
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Christoph Hellwig authored and dchinner committed Jun 20, 2016
1 parent 1a695a9 commit 199a31c
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Showing 5 changed files with 25 additions and 15 deletions.
1 change: 1 addition & 0 deletions fs/nfsd/blocklayout.c
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* Copyright (c) 2014-2016 Christoph Hellwig.
*/
#include <linux/exportfs.h>
#include <linux/iomap.h>
#include <linux/genhd.h>
#include <linux/slab.h>
#include <linux/pr.h>
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1 change: 1 addition & 0 deletions fs/nfsd/blocklayoutxdr.c
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*/
#include <linux/sunrpc/svc.h>
#include <linux/exportfs.h>
#include <linux/iomap.h>
#include <linux/nfs4.h>

#include "nfsd.h"
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1 change: 1 addition & 0 deletions fs/xfs/xfs_pnfs.c
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@@ -1,6 +1,7 @@
/*
* Copyright (c) 2014 Christoph Hellwig.
*/
#include <linux/iomap.h>
#include "xfs.h"
#include "xfs_format.h"
#include "xfs_log_format.h"
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16 changes: 1 addition & 15 deletions include/linux/exportfs.h
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struct dentry;
struct iattr;
struct inode;
struct iomap;
struct super_block;
struct vfsmount;

Expand Down Expand Up @@ -187,21 +188,6 @@ struct fid {
* get_name is not (which is possibly inconsistent)
*/

/* types of block ranges for multipage write mappings. */
#define IOMAP_HOLE 0x01 /* no blocks allocated, need allocation */
#define IOMAP_DELALLOC 0x02 /* delayed allocation blocks */
#define IOMAP_MAPPED 0x03 /* blocks allocated @blkno */
#define IOMAP_UNWRITTEN 0x04 /* blocks allocated @blkno in unwritten state */

#define IOMAP_NULL_BLOCK -1LL /* blkno is not valid */

struct iomap {
sector_t blkno; /* first sector of mapping */
loff_t offset; /* file offset of mapping, bytes */
u64 length; /* length of mapping, bytes */
int type; /* type of mapping */
};

struct export_operations {
int (*encode_fh)(struct inode *inode, __u32 *fh, int *max_len,
struct inode *parent);
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21 changes: 21 additions & 0 deletions include/linux/iomap.h
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#ifndef LINUX_IOMAP_H
#define LINUX_IOMAP_H 1

#include <linux/types.h>

/* types of block ranges for multipage write mappings. */
#define IOMAP_HOLE 0x01 /* no blocks allocated, need allocation */
#define IOMAP_DELALLOC 0x02 /* delayed allocation blocks */
#define IOMAP_MAPPED 0x03 /* blocks allocated @blkno */
#define IOMAP_UNWRITTEN 0x04 /* blocks allocated @blkno in unwritten state */

#define IOMAP_NULL_BLOCK -1LL /* blkno is not valid */

struct iomap {
sector_t blkno; /* first sector of mapping */
loff_t offset; /* file offset of mapping, bytes */
u64 length; /* length of mapping, bytes */
int type; /* type of mapping */
};

#endif /* LINUX_IOMAP_H */

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