diff options
Diffstat (limited to 'fs/internal.h')
| -rw-r--r-- | fs/internal.h | 56 |
1 files changed, 44 insertions, 12 deletions
diff --git a/fs/internal.h b/fs/internal.h index 7ca738904e34..393f6c5c24f6 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -17,6 +17,7 @@ struct fs_context; struct pipe_inode_info; struct iov_iter; struct mnt_idmap; +struct ns_common; /* * block/bdev.c @@ -62,6 +63,10 @@ int do_mkdirat(int dfd, struct filename *name, umode_t mode); int do_symlinkat(struct filename *from, int newdfd, struct filename *to); int do_linkat(int olddfd, struct filename *old, int newdfd, struct filename *new, int flags); +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 *); /* * namespace.c @@ -114,6 +119,9 @@ static inline void put_file_access(struct file *file) } } +void fput_close_sync(struct file *); +void fput_close(struct file *); + /* * super.c */ @@ -183,8 +191,8 @@ 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); @@ -203,7 +211,6 @@ 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 @@ -236,14 +243,16 @@ extern void mnt_pin_kill(struct mount *m); * fs/nsfs.c */ extern const struct dentry_operations ns_dentry_operations; +int open_namespace(struct ns_common *ns); /* * fs/stat.c: */ -int getname_statx_lookup_flags(int flags); int do_statx(int dfd, struct filename *filename, unsigned int flags, unsigned int mask, struct statx __user *buffer); +int do_statx_fd(int fd, unsigned int flags, unsigned int mask, + struct statx __user *buffer); /* * fs/splice.c: @@ -260,7 +269,7 @@ struct xattr_name { char name[XATTR_NAME_MAX + 1]; }; -struct xattr_ctx { +struct kernel_xattr_ctx { /* Value of attribute */ union { const void __user *cvalue; @@ -273,14 +282,15 @@ struct xattr_ctx { unsigned int flags; }; +ssize_t file_getxattr(struct file *file, struct kernel_xattr_ctx *ctx); +ssize_t filename_getxattr(int dfd, struct filename *filename, + unsigned int lookup_flags, struct kernel_xattr_ctx *ctx); +int file_setxattr(struct file *file, struct kernel_xattr_ctx *ctx); +int filename_setxattr(int dfd, struct filename *filename, + unsigned int lookup_flags, struct kernel_xattr_ctx *ctx); +int setxattr_copy(const char __user *name, struct kernel_xattr_ctx *ctx); +int import_xattr_name(struct xattr_name *kname, const char __user *name); -ssize_t do_getxattr(struct mnt_idmap *idmap, - struct dentry *d, - struct xattr_ctx *ctx); - -int setxattr_copy(const char __user *name, struct xattr_ctx *ctx); -int do_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, - struct xattr_ctx *ctx); int may_write_xattr(struct mnt_idmap *idmap, struct inode *inode); #ifdef CONFIG_FS_POSIX_ACL @@ -318,3 +328,25 @@ struct stashed_operations { int path_from_stashed(struct dentry **stashed, struct vfsmount *mnt, void *data, struct path *path); void stashed_dentry_prune(struct dentry *dentry); +struct dentry *stashed_dentry_get(struct dentry **stashed); +/** + * path_mounted - check whether path is mounted + * @path: path to check + * + * Determine whether @path refers to the root of a mount. + * + * Return: true if @path is the root of a mount, false if not. + */ +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); |