diff options
Diffstat (limited to 'include/linux/fdtable.h')
-rw-r--r-- | include/linux/fdtable.h | 39 |
1 files changed, 12 insertions, 27 deletions
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h index 158a41eed314..45052aa814c8 100644 --- a/include/linux/fdtable.h +++ b/include/linux/fdtable.h @@ -30,31 +30,11 @@ struct fdtable { struct fdtable *next; }; -static inline void __set_close_on_exec(int fd, struct fdtable *fdt) -{ - __set_bit(fd, fdt->close_on_exec); -} - -static inline void __clear_close_on_exec(int fd, struct fdtable *fdt) -{ - __clear_bit(fd, fdt->close_on_exec); -} - static inline bool close_on_exec(int fd, const struct fdtable *fdt) { return test_bit(fd, fdt->close_on_exec); } -static inline void __set_open_fd(int fd, struct fdtable *fdt) -{ - __set_bit(fd, fdt->open_fds); -} - -static inline void __clear_open_fd(int fd, struct fdtable *fdt) -{ - __clear_bit(fd, fdt->open_fds); -} - static inline bool fd_is_open(int fd, const struct fdtable *fdt) { return test_bit(fd, fdt->open_fds); @@ -93,15 +73,8 @@ struct file_operations; struct vfsmount; struct dentry; -extern int expand_files(struct files_struct *, int nr); -extern void free_fdtable_rcu(struct rcu_head *rcu); extern void __init files_defer_init(void); -static inline void free_fdtable(struct fdtable *fdt) -{ - call_rcu(&fdt->rcu, free_fdtable_rcu); -} - static inline struct file * fcheck_files(struct files_struct *files, unsigned int fd) { struct file * file = NULL; @@ -122,8 +95,20 @@ struct task_struct; struct files_struct *get_files_struct(struct task_struct *); void put_files_struct(struct files_struct *fs); void reset_files_struct(struct files_struct *); +void daemonize_descriptors(void); int unshare_files(struct files_struct **); struct files_struct *dup_fd(struct files_struct *, int *); +void do_close_on_exec(struct files_struct *); +int iterate_fd(struct files_struct *, unsigned, + int (*)(const void *, struct file *, unsigned), + const void *); + +extern int __alloc_fd(struct files_struct *files, + unsigned start, unsigned end, unsigned flags); +extern void __fd_install(struct files_struct *files, + unsigned int fd, struct file *file); +extern int __close_fd(struct files_struct *files, + unsigned int fd); extern struct kmem_cache *files_cachep; |