35 static long vfs_ioctl(struct file *filp, unsigned int cmd,  in vfs_ioctl()  argument
40 	if (!filp->f_op->unlocked_ioctl)  in vfs_ioctl()
43 	error = filp->f_op->unlocked_ioctl(filp, cmd, arg);  in vfs_ioctl()
50 static int ioctl_fibmap(struct file *filp, int __user *p)  in ioctl_fibmap()  argument
52 	struct address_space *mapping = filp->f_mapping;  in ioctl_fibmap()
173 static int ioctl_fiemap(struct file *filp, unsigned long arg)  in ioctl_fiemap()  argument
178 	struct inode *inode = file_inode(filp);  in ioctl_fiemap()
430 int ioctl_preallocate(struct file *filp, void __user *argp)  in ioctl_preallocate()  argument
432 	struct inode *inode = file_inode(filp);  in ioctl_preallocate()
442 		sr.l_start += filp->f_pos;  in ioctl_preallocate()
451 	return vfs_fallocate(filp, FALLOC_FL_KEEP_SIZE, sr.l_start, sr.l_len);  in ioctl_preallocate()
454 static int file_ioctl(struct file *filp, unsigned int cmd,  in file_ioctl()  argument
457 	struct inode *inode = file_inode(filp);  in file_ioctl()
462 		return ioctl_fibmap(filp, p);  in file_ioctl()
464 		return put_user(i_size_read(inode) - filp->f_pos, p);  in file_ioctl()
467 		return ioctl_preallocate(filp, p);  in file_ioctl()
470 	return vfs_ioctl(filp, cmd, arg);  in file_ioctl()
473 static int ioctl_fionbio(struct file *filp, int __user *argp)  in ioctl_fionbio()  argument
487 	spin_lock(&filp->f_lock);  in ioctl_fionbio()
489 		filp->f_flags |= flag;  in ioctl_fionbio()
491 		filp->f_flags &= ~flag;  in ioctl_fionbio()
492 	spin_unlock(&filp->f_lock);  in ioctl_fionbio()
496 static int ioctl_fioasync(unsigned int fd, struct file *filp,  in ioctl_fioasync()  argument
508 	if ((flag ^ filp->f_flags) & FASYNC) {  in ioctl_fioasync()
509 		if (filp->f_op->fasync)  in ioctl_fioasync()
511 			error = filp->f_op->fasync(fd, filp, on);  in ioctl_fioasync()
518 static int ioctl_fsfreeze(struct file *filp)  in ioctl_fsfreeze()  argument
520 	struct super_block *sb = file_inode(filp)->i_sb;  in ioctl_fsfreeze()
535 static int ioctl_fsthaw(struct file *filp)  in ioctl_fsthaw()  argument
537 	struct super_block *sb = file_inode(filp)->i_sb;  in ioctl_fsthaw()
555 int do_vfs_ioctl(struct file *filp, unsigned int fd, unsigned int cmd,  in do_vfs_ioctl()  argument
560 	struct inode *inode = file_inode(filp);  in do_vfs_ioctl()
572 		error = ioctl_fionbio(filp, argp);  in do_vfs_ioctl()
576 		error = ioctl_fioasync(fd, filp, argp);  in do_vfs_ioctl()
590 		error = ioctl_fsfreeze(filp);  in do_vfs_ioctl()
594 		error = ioctl_fsthaw(filp);  in do_vfs_ioctl()
598 		return ioctl_fiemap(filp, arg);  in do_vfs_ioctl()
605 			error = file_ioctl(filp, cmd, arg);  in do_vfs_ioctl()
607 			error = vfs_ioctl(filp, cmd, arg);  in do_vfs_ioctl()