Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=39655164405940d4818224a085e35420e2f97aed
Commit:     39655164405940d4818224a085e35420e2f97aed
Parent:     cfaea787c05822acbb4d8963baee5edd1cc0258f
Author:     Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Sun Oct 21 16:42:17 2007 -0700
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Oct 22 08:13:21 2007 -0700

    exportfs: make struct export_operations const
    
    Now that nfsd has stopped writing to the find_exported_dentry member we an
    mark the export_operations const
    
    Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
    Cc: Neil Brown <[EMAIL PROTECTED]>
    Cc: "J. Bruce Fields" <[EMAIL PROTECTED]>
    Cc: <[EMAIL PROTECTED]>
    Cc: Dave Kleikamp <[EMAIL PROTECTED]>
    Cc: Anton Altaparmakov <[EMAIL PROTECTED]>
    Cc: David Chinner <[EMAIL PROTECTED]>
    Cc: Timothy Shimmin <[EMAIL PROTECTED]>
    Cc: OGAWA Hirofumi <[EMAIL PROTECTED]>
    Cc: Hugh Dickins <[EMAIL PROTECTED]>
    Cc: Chris Mason <[EMAIL PROTECTED]>
    Cc: Jeff Mahoney <[EMAIL PROTECTED]>
    Cc: "Vladimir V. Saveliev" <[EMAIL PROTECTED]>
    Cc: Steven Whitehouse <[EMAIL PROTECTED]>
    Cc: Mark Fasheh <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
 fs/cifs/cifsfs.h              |    2 +-
 fs/cifs/export.c              |    2 +-
 fs/efs/super.c                |    2 +-
 fs/exportfs/expfs.c           |    6 +++---
 fs/ext2/super.c               |    2 +-
 fs/ext3/super.c               |    2 +-
 fs/ext4/super.c               |    2 +-
 fs/fat/inode.c                |    2 +-
 fs/gfs2/ops_export.c          |    2 +-
 fs/gfs2/ops_fstype.h          |    2 +-
 fs/isofs/export.c             |    2 +-
 fs/isofs/isofs.h              |    2 +-
 fs/jfs/super.c                |    4 ++--
 fs/ntfs/namei.c               |    2 +-
 fs/ntfs/ntfs.h                |    2 +-
 fs/ocfs2/export.c             |    2 +-
 fs/ocfs2/export.h             |    2 +-
 fs/reiserfs/super.c           |    2 +-
 fs/xfs/linux-2.6/xfs_export.c |    2 +-
 fs/xfs/linux-2.6/xfs_super.h  |    2 +-
 include/linux/fs.h            |    2 +-
 mm/shmem.c                    |    2 +-
 22 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 0a3ee5a..5574ba3 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -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"
diff --git a/fs/cifs/export.c b/fs/cifs/export.c
index d614b91..75949d6 100644
--- a/fs/cifs/export.c
+++ b/fs/cifs/export.c
@@ -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 =
diff --git a/fs/efs/super.c b/fs/efs/super.c
index d8ce21b..c79bc62 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -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,
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index e68f027..3524653 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -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;
 
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 4a03d0c..154e25f 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -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,
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 6a66f3d..de55da9 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -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,
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 9f0d37a..8031dc0 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -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,
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 14d75fc..920a576 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -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,
diff --git a/fs/gfs2/ops_export.c b/fs/gfs2/ops_export.c
index c291005..b9da623 100644
--- a/fs/gfs2/ops_export.c
+++ b/fs/gfs2/ops_export.c
@@ -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,
diff --git a/fs/gfs2/ops_fstype.h b/fs/gfs2/ops_fstype.h
index 407029b..da84905 100644
--- a/fs/gfs2/ops_fstype.h
+++ b/fs/gfs2/ops_fstype.h
@@ -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__ */
diff --git a/fs/isofs/export.c b/fs/isofs/export.c
index 511c351..29f9753 100644
--- a/fs/isofs/export.c
+++ b/fs/isofs/export.c
@@ -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,
diff --git a/fs/isofs/isofs.h b/fs/isofs/isofs.h
index a07e67b..f3213f9 100644
--- a/fs/isofs/isofs.h
+++ b/fs/isofs/isofs.h
@@ -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;
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 81c3228..314bb4f 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -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,
diff --git a/fs/ntfs/namei.c b/fs/ntfs/namei.c
index 887c5e1..e1781c8 100644
--- a/fs/ntfs/namei.c
+++ b/fs/ntfs/namei.c
@@ -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,
diff --git a/fs/ntfs/ntfs.h b/fs/ntfs/ntfs.h
index d73f5a9..d6a340b 100644
--- a/fs/ntfs/ntfs.h
+++ b/fs/ntfs/ntfs.h
@@ -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
diff --git a/fs/ocfs2/export.c b/fs/ocfs2/export.c
index 3ad83e3..535bfa9 100644
--- a/fs/ocfs2/export.c
+++ b/fs/ocfs2/export.c
@@ -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,
diff --git a/fs/ocfs2/export.h b/fs/ocfs2/export.h
index e08bed9..41a7386 100644
--- a/fs/ocfs2/export.h
+++ b/fs/ocfs2/export.h
@@ -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 */
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 708269f..5cd85fe 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -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,
diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/linux-2.6/xfs_export.c
index 7178d61..15bd494 100644
--- a/fs/xfs/linux-2.6/xfs_export.c
+++ b/fs/xfs/linux-2.6/xfs_export.c
@@ -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,
diff --git a/fs/xfs/linux-2.6/xfs_super.h b/fs/xfs/linux-2.6/xfs_super.h
index c78c233..3efcf45 100644
--- a/fs/xfs/linux-2.6/xfs_super.h
+++ b/fs/xfs/linux-2.6/xfs_super.h
@@ -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))
 
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 50078bb..b3ec4a4 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -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;
diff --git a/mm/shmem.c b/mm/shmem.c
index 9dd219e..404e53b 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -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,
-
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