diff options
Diffstat (limited to 'fs/internal.h')
| -rw-r--r-- | fs/internal.h | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/fs/internal.h b/fs/internal.h index e7f02ae1e098..ab638d41ab81 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -53,7 +53,7 @@ extern int finish_clean_context(struct fs_context *fc); * namei.c */ extern int filename_lookup(int dfd, struct filename *name, unsigned flags, - struct path *path, struct path *root); + struct path *path, const struct path *root); int do_rmdir(int dfd, struct filename *name); int do_unlinkat(int dfd, struct filename *name); int may_linkat(struct mnt_idmap *idmap, const struct path *link); @@ -66,6 +66,10 @@ int do_linkat(int olddfd, struct filename *old, int newdfd, int vfs_tmpfile(struct mnt_idmap *idmap, const struct path *parentpath, struct file *file, umode_t mode); +struct dentry *d_hash_and_lookup(struct dentry *, struct qstr *); +struct dentry *start_dirop(struct dentry *parent, struct qstr *name, + unsigned int lookup_flags); +int lookup_noperm_common(struct qstr *qname, struct dentry *base); /* * namespace.c @@ -83,9 +87,9 @@ void mnt_put_write_access_file(struct file *file); extern void dissolve_on_fput(struct vfsmount *); extern bool may_mount(void); -int path_mount(const char *dev_name, struct path *path, +int path_mount(const char *dev_name, const struct path *path, const char *type_page, unsigned long flags, void *data_page); -int path_umount(struct path *path, int flags); +int path_umount(const struct path *path, int flags); int show_path(struct seq_file *m, struct dentry *root); @@ -100,6 +104,7 @@ extern void chroot_fs_refs(const struct path *, const struct path *); struct file *alloc_empty_file(int flags, const struct cred *cred); struct file *alloc_empty_file_noaccount(int flags, const struct cred *cred); struct file *alloc_empty_backing_file(int flags, const struct cred *cred); +void backing_file_set_user_path(struct file *f, const struct path *path); static inline void file_put_write_access(struct file *file) { @@ -118,6 +123,9 @@ static inline void put_file_access(struct file *file) } } +void fput_close_sync(struct file *); +void fput_close(struct file *); + /* * super.c */ @@ -187,8 +195,8 @@ extern struct open_how build_open_how(int flags, umode_t mode); extern int build_open_flags(const struct open_how *how, struct open_flags *op); struct file *file_close_fd_locked(struct files_struct *files, unsigned fd); -long do_ftruncate(struct file *file, loff_t length, int small); -long do_sys_ftruncate(unsigned int fd, loff_t length, int small); +int do_ftruncate(struct file *file, loff_t length, int small); +int do_sys_ftruncate(unsigned int fd, loff_t length, int small); int chmod_common(const struct path *path, umode_t mode); int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group, int flag); @@ -207,7 +215,6 @@ bool in_group_or_capable(struct mnt_idmap *idmap, * fs-writeback.c */ extern long get_nr_dirty_inodes(void); -void invalidate_inodes(struct super_block *sb); /* * dcache.c @@ -223,7 +230,6 @@ extern void shrink_dcache_for_umount(struct super_block *); extern struct dentry *__d_lookup(const struct dentry *, const struct qstr *); extern struct dentry *__d_lookup_rcu(const struct dentry *parent, const struct qstr *name, unsigned *seq); -extern void d_genocide(struct dentry *); /* * pipe.c @@ -319,12 +325,16 @@ struct mnt_idmap *alloc_mnt_idmap(struct user_namespace *mnt_userns); struct mnt_idmap *mnt_idmap_get(struct mnt_idmap *idmap); void mnt_idmap_put(struct mnt_idmap *idmap); struct stashed_operations { + struct dentry *(*stash_dentry)(struct dentry **stashed, + struct dentry *dentry); void (*put_data)(void *data); int (*init_inode)(struct inode *inode, void *data); }; int path_from_stashed(struct dentry **stashed, struct vfsmount *mnt, void *data, struct path *path); void stashed_dentry_prune(struct dentry *dentry); +struct dentry *stash_dentry(struct dentry **stashed, struct dentry *dentry); +struct dentry *stashed_dentry_get(struct dentry **stashed); /** * path_mounted - check whether path is mounted * @path: path to check @@ -338,3 +348,13 @@ static inline bool path_mounted(const struct path *path) return path->mnt->mnt_root == path->dentry; } void file_f_owner_release(struct file *file); +bool file_seek_cur_needs_f_lock(struct file *file); +int statmount_mnt_idmap(struct mnt_idmap *idmap, struct seq_file *seq, bool uid_map); +struct dentry *find_next_child(struct dentry *parent, struct dentry *prev); +int anon_inode_getattr(struct mnt_idmap *idmap, const struct path *path, + struct kstat *stat, u32 request_mask, + unsigned int query_flags); +int anon_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, + struct iattr *attr); +void pidfs_get_root(struct path *path); +void nsfs_get_root(struct path *path); |