diff options
Diffstat (limited to 'include/linux/kernfs.h')
| -rw-r--r-- | include/linux/kernfs.h | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index ca1be5c9136c..17aa1cce6f8e 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -161,6 +161,10 @@ struct kernfs_root { /* private fields, do not use outside kernfs proper */ struct ida ino_ida; struct kernfs_syscall_ops *syscall_ops; + + /* list of kernfs_super_info of this root, protected by kernfs_mutex */ + struct list_head supers; + wait_queue_head_t deactivate_waitq; }; @@ -297,8 +301,8 @@ void kernfs_notify(struct kernfs_node *kn); const void *kernfs_super_ns(struct super_block *sb); struct dentry *kernfs_mount_ns(struct file_system_type *fs_type, int flags, - struct kernfs_root *root, bool *new_sb_created, - const void *ns); + struct kernfs_root *root, unsigned long magic, + bool *new_sb_created, const void *ns); void kernfs_kill_sb(struct super_block *sb); void kernfs_init(void); @@ -391,7 +395,8 @@ static inline const void *kernfs_super_ns(struct super_block *sb) static inline struct dentry * kernfs_mount_ns(struct file_system_type *fs_type, int flags, - struct kernfs_root *root, bool *new_sb_created, const void *ns) + struct kernfs_root *root, unsigned long magic, + bool *new_sb_created, const void *ns) { return ERR_PTR(-ENOSYS); } static inline void kernfs_kill_sb(struct super_block *sb) { } @@ -449,9 +454,11 @@ static inline int kernfs_rename(struct kernfs_node *kn, static inline struct dentry * kernfs_mount(struct file_system_type *fs_type, int flags, - struct kernfs_root *root, bool *new_sb_created) + struct kernfs_root *root, unsigned long magic, + bool *new_sb_created) { - return kernfs_mount_ns(fs_type, flags, root, new_sb_created, NULL); + return kernfs_mount_ns(fs_type, flags, root, + magic, new_sb_created, NULL); } #endif /* __LINUX_KERNFS_H */ |