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exportfs: make struct export_operations const

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Now that nfsd has stopped writing to the find_exported_dentry member we an
mark the export_operations const

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Neil Brown <neilb@suse.de>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: <linux-ext4@vger.kernel.org>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Cc: Anton Altaparmakov <aia21@cantab.net>
Cc: David Chinner <dgc@sgi.com>
Cc: Timothy Shimmin <tes@sgi.com>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: Chris Mason <mason@suse.com>
Cc: Jeff Mahoney <jeffm@suse.com>
Cc: "Vladimir V. Saveliev" <vs@namesys.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Mark Fasheh <mark.fasheh@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2007-10-21 16:42:17 -07:00 committed by Linus Torvalds
parent cfaea787c0
commit 3965516440
22 changed files with 25 additions and 25 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
fs/cifs/cifsfs.h
View file

@ -103,7 +103,7 @@ extern int cifs_ioctl(struct inode *inode, struct file *filep,
unsigned int command, unsigned long arg);
#ifdef CONFIG_CIFS_EXPERIMENTAL
extern struct export_operations cifs_export_ops;
extern const struct export_operations cifs_export_ops;
#endif /* EXPERIMENTAL */
#define CIFS_VERSION "1.51"

2
fs/cifs/export.c
View file

@ -53,7 +53,7 @@ static struct dentry *cifs_get_parent(struct dentry *dentry)
return ERR_PTR(-EACCES);
}
struct export_operations cifs_export_ops = {
const struct export_operations cifs_export_ops = {
.get_parent = cifs_get_parent,
/* Following five export operations are unneeded so far and can default:
.get_dentry =

2
fs/efs/super.c
View file

@ -113,7 +113,7 @@ static const struct super_operations efs_superblock_operations = {
.remount_fs = efs_remount,
};
static struct export_operations efs_export_ops = {
static const struct export_operations efs_export_ops = {
.fh_to_dentry = efs_fh_to_dentry,
.fh_to_parent = efs_fh_to_parent,
.get_parent = efs_get_parent,

6
fs/exportfs/expfs.c
View file

@ -16,7 +16,7 @@ static int get_name(struct dentry *dentry, char *name,
static int exportfs_get_name(struct dentry *dir, char *name,
struct dentry *child)
{
struct export_operations *nop = dir->d_sb->s_export_op;
const struct export_operations *nop = dir->d_sb->s_export_op;
if (nop->get_name)
return nop->get_name(dir, name, child);
@ -333,7 +333,7 @@ static int export_encode_fh(struct dentry *dentry, struct fid *fid,
int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
int connectable)
{
struct export_operations *nop = dentry->d_sb->s_export_op;
const struct export_operations *nop = dentry->d_sb->s_export_op;
int error;
if (nop->encode_fh)
@ -349,7 +349,7 @@ struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid,
int fh_len, int fileid_type,
int (*acceptable)(void *, struct dentry *), void *context)
{
struct export_operations *nop = mnt->mnt_sb->s_export_op;
const struct export_operations *nop = mnt->mnt_sb->s_export_op;
struct dentry *result, *alias;
int err;

2
fs/ext2/super.c
View file

@ -357,7 +357,7 @@ static struct dentry *ext2_fh_to_parent(struct super_block *sb, struct fid *fid,
* systems, but can be improved upon.
* Currently only get_parent is required.
*/
static struct export_operations ext2_export_ops = {
static const struct export_operations ext2_export_ops = {
.fh_to_dentry = ext2_fh_to_dentry,
.fh_to_parent = ext2_fh_to_parent,
.get_parent = ext2_get_parent,

2
fs/ext3/super.c
View file

@ -741,7 +741,7 @@ static const struct super_operations ext3_sops = {
#endif
};
static struct export_operations ext3_export_ops = {
static const struct export_operations ext3_export_ops = {
.fh_to_dentry = ext3_fh_to_dentry,
.fh_to_parent = ext3_fh_to_parent,
.get_parent = ext3_get_parent,

2
fs/ext4/super.c
View file

@ -796,7 +796,7 @@ static const struct super_operations ext4_sops = {
#endif
};
static struct export_operations ext4_export_ops = {
static const struct export_operations ext4_export_ops = {
.fh_to_dentry = ext4_fh_to_dentry,
.fh_to_parent = ext4_fh_to_parent,
.get_parent = ext4_get_parent,

2
fs/fat/inode.c
View file

@ -774,7 +774,7 @@ out:
return parent;
}
static struct export_operations fat_export_ops = {
static const struct export_operations fat_export_ops = {
.encode_fh = fat_encode_fh,
.fh_to_dentry = fat_fh_to_dentry,
.get_parent = fat_get_parent,

2
fs/gfs2/ops_export.c
View file

@ -294,7 +294,7 @@ static struct dentry *gfs2_fh_to_parent(struct super_block *sb, struct fid *fid,
}
}
struct export_operations gfs2_export_ops = {
const struct export_operations gfs2_export_ops = {
.encode_fh = gfs2_encode_fh,
.fh_to_dentry = gfs2_fh_to_dentry,
.fh_to_parent = gfs2_fh_to_parent,

2
fs/gfs2/ops_fstype.h
View file

@ -14,6 +14,6 @@
extern struct file_system_type gfs2_fs_type;
extern struct file_system_type gfs2meta_fs_type;
extern struct export_operations gfs2_export_ops;
extern const struct export_operations gfs2_export_ops;
#endif /* __OPS_FSTYPE_DOT_H__ */

2
fs/isofs/export.c
View file

@ -207,7 +207,7 @@ static struct dentry *isofs_fh_to_parent(struct super_block *sb,
fh_len > 4 ? ifid->parent_generation : 0);
}
struct export_operations isofs_export_ops = {
const struct export_operations isofs_export_ops = {
.encode_fh = isofs_export_encode_fh,
.fh_to_dentry = isofs_fh_to_dentry,
.fh_to_parent = isofs_fh_to_parent,

2
fs/isofs/isofs.h
View file

@ -178,4 +178,4 @@ isofs_normalize_block_and_offset(struct iso_directory_record* de,
extern const struct inode_operations isofs_dir_inode_operations;
extern const struct file_operations isofs_dir_operations;
extern const struct address_space_operations isofs_symlink_aops;
extern struct export_operations isofs_export_ops;
extern const struct export_operations isofs_export_ops;

4
fs/jfs/super.c
View file

@ -48,7 +48,7 @@ MODULE_LICENSE("GPL");
static struct kmem_cache * jfs_inode_cachep;
static const struct super_operations jfs_super_operations;
static struct export_operations jfs_export_operations;
static const struct export_operations jfs_export_operations;
static struct file_system_type jfs_fs_type;
#define MAX_COMMIT_THREADS 64
@ -737,7 +737,7 @@ static const struct super_operations jfs_super_operations = {
#endif
};
static struct export_operations jfs_export_operations = {
static const struct export_operations jfs_export_operations = {
.fh_to_dentry = jfs_fh_to_dentry,
.fh_to_parent = jfs_fh_to_parent,
.get_parent = jfs_get_parent,

2
fs/ntfs/namei.c
View file

@ -499,7 +499,7 @@ static struct dentry *ntfs_fh_to_parent(struct super_block *sb, struct fid *fid,
* allowing the inode number 0 which is used in NTFS for the system file $MFT
* and due to using iget() whereas NTFS needs ntfs_iget().
*/
struct export_operations ntfs_export_ops = {
const struct export_operations ntfs_export_ops = {
.get_parent = ntfs_get_parent, /* Find the parent of a given
directory. */
.fh_to_dentry = ntfs_fh_to_dentry,

2
fs/ntfs/ntfs.h
View file

@ -69,7 +69,7 @@ extern const struct inode_operations ntfs_dir_inode_ops;
extern const struct file_operations ntfs_empty_file_ops;
extern const struct inode_operations ntfs_empty_inode_ops;
extern struct export_operations ntfs_export_ops;
extern const struct export_operations ntfs_export_ops;
/**
* NTFS_SB - return the ntfs volume given a vfs super block

2
fs/ocfs2/export.c
View file

@ -222,7 +222,7 @@ static struct dentry *ocfs2_fh_to_parent(struct super_block *sb,
return ocfs2_get_dentry(sb, &parent);
}
struct export_operations ocfs2_export_ops = {
const struct export_operations ocfs2_export_ops = {
.encode_fh = ocfs2_encode_fh,
.fh_to_dentry = ocfs2_fh_to_dentry,
.fh_to_parent = ocfs2_fh_to_parent,

2
fs/ocfs2/export.h
View file

@ -28,6 +28,6 @@
#include <linux/exportfs.h>
extern struct export_operations ocfs2_export_ops;
extern const struct export_operations ocfs2_export_ops;
#endif /* OCFS2_EXPORT_H */

2
fs/reiserfs/super.c
View file

@ -661,7 +661,7 @@ static struct quotactl_ops reiserfs_qctl_operations = {
};
#endif
static struct export_operations reiserfs_export_ops = {
static const struct export_operations reiserfs_export_ops = {
.encode_fh = reiserfs_encode_fh,
.fh_to_dentry = reiserfs_fh_to_dentry,
.fh_to_parent = reiserfs_fh_to_parent,

2
fs/xfs/linux-2.6/xfs_export.c
View file

@ -220,7 +220,7 @@ xfs_fs_get_parent(
return parent;
}
struct export_operations xfs_export_operations = {
const struct export_operations xfs_export_operations = {
.encode_fh = xfs_fs_encode_fh,
.fh_to_dentry = xfs_fs_fh_to_dentry,
.fh_to_parent = xfs_fs_fh_to_parent,

2
fs/xfs/linux-2.6/xfs_super.h
View file

@ -118,7 +118,7 @@ extern int xfs_blkdev_get(struct xfs_mount *, const char *,
extern void xfs_blkdev_put(struct block_device *);
extern void xfs_blkdev_issue_flush(struct xfs_buftarg *);
extern struct export_operations xfs_export_operations;
extern const struct export_operations xfs_export_operations;
#define XFS_M(sb) ((struct xfs_mount *)((sb)->s_fs_info))

2
include/linux/fs.h
View file

@ -987,7 +987,7 @@ struct super_block {
const struct super_operations *s_op;
struct dquot_operations *dq_op;
struct quotactl_ops *s_qcop;
struct export_operations *s_export_op;
const struct export_operations *s_export_op;
unsigned long s_flags;
unsigned long s_magic;
struct dentry *s_root;

2
mm/shmem.c
View file

@ -2071,7 +2071,7 @@ static int shmem_encode_fh(struct dentry *dentry, __u32 *fh, int *len,
return 1;
}
static struct export_operations shmem_export_ops = {
static const struct export_operations shmem_export_ops = {
.get_parent = shmem_get_parent,
.encode_fh = shmem_encode_fh,
.fh_to_dentry = shmem_fh_to_dentry,