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-rw-r--r--include/linux/fs.h3
-rw-r--r--include/linux/mount.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index e1a123760dbf..87858f72a143 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1733,6 +1733,8 @@ struct super_operations {
int (*unfreeze_fs) (struct super_block *);
int (*statfs) (struct dentry *, struct kstatfs *);
int (*remount_fs) (struct super_block *, int *, char *);
+ void *(*clone_mnt_data) (void *);
+ void (*copy_mnt_data) (void *, void *);
void (*umount_begin) (struct super_block *);
int (*show_options)(struct seq_file *, struct dentry *);
@@ -1967,6 +1969,7 @@ struct file_system_type {
#define FS_RENAME_DOES_D_MOVE 32768 /* FS will handle d_move() during rename() internally. */
struct dentry *(*mount) (struct file_system_type *, int,
const char *, void *);
+ void *(*alloc_mnt_data) (void);
void (*kill_sb) (struct super_block *);
struct module *owner;
struct file_system_type * next;
diff --git a/include/linux/mount.h b/include/linux/mount.h
index f822c3c11377..0e9b0977237a 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -67,6 +67,7 @@ struct vfsmount {
struct dentry *mnt_root; /* root of the mounted tree */
struct super_block *mnt_sb; /* pointer to superblock */
int mnt_flags;
+ void *data;
};
struct file; /* forward dec */