35 struct fd {  struct
42 static inline void fdput(struct fd fd)  in fdput()  argument
44 	if (fd.flags & FDPUT_FPUT)  in fdput()
45 		fput(fd.file);  in fdput()
48 extern struct file *fget(unsigned int fd);
49 extern struct file *fget_raw(unsigned int fd);
50 extern struct file *fget_task(struct task_struct *task, unsigned int fd);
51 extern unsigned long __fdget(unsigned int fd);
52 extern unsigned long __fdget_raw(unsigned int fd);
53 extern unsigned long __fdget_pos(unsigned int fd);
56 static inline struct fd __to_fd(unsigned long v)  in __to_fd()
58 	return (struct fd){(struct file *)(v & ~3),v & 3};  in __to_fd()
61 static inline struct fd fdget(unsigned int fd)  in fdget()  argument
63 	return __to_fd(__fdget(fd));  in fdget()
66 static inline struct fd fdget_raw(unsigned int fd)  in fdget_raw()  argument
68 	return __to_fd(__fdget_raw(fd));  in fdget_raw()
71 static inline struct fd fdget_pos(int fd)  in fdget_pos()  argument
73 	return __to_fd(__fdget_pos(fd));  in fdget_pos()
76 static inline void fdput_pos(struct fd f)  in fdput_pos()
84 extern int replace_fd(unsigned fd, struct file *file, unsigned flags);
85 extern void set_close_on_exec(unsigned int fd, int flag);
86 extern bool get_close_on_exec(unsigned int fd);
89 extern void put_unused_fd(unsigned int fd);
91 extern void fd_install(unsigned int fd, struct file *file);