482 static int f2fs_file_open(struct inode *inode, struct file *filp)  in f2fs_file_open()  argument
484 	int err = fscrypt_file_open(inode, filp);  in f2fs_file_open()
489 	filp->f_mode |= FMODE_NOWAIT;  in f2fs_file_open()
491 	return dquot_file_open(inode, filp);  in f2fs_file_open()
1554 static int f2fs_release_file(struct inode *inode, struct file *filp)  in f2fs_release_file()  argument
1560 	if (!(filp->f_mode & FMODE_WRITE) ||  in f2fs_release_file()
1593 static int f2fs_ioc_getflags(struct file *filp, unsigned long arg)  in f2fs_ioc_getflags()  argument
1595 	struct inode *inode = file_inode(filp);  in f2fs_ioc_getflags()
1601 static int f2fs_ioc_setflags(struct file *filp, unsigned long arg)  in f2fs_ioc_setflags()  argument
1603 	struct inode *inode = file_inode(filp);  in f2fs_ioc_setflags()
1615 	ret = mnt_want_write_file(filp);  in f2fs_ioc_setflags()
1647 	mnt_drop_write_file(filp);  in f2fs_ioc_setflags()
1651 static int f2fs_ioc_getversion(struct file *filp, unsigned long arg)  in f2fs_ioc_getversion()  argument
1653 	struct inode *inode = file_inode(filp);  in f2fs_ioc_getversion()
1658 static int f2fs_ioc_start_atomic_write(struct file *filp)  in f2fs_ioc_start_atomic_write()  argument
1660 	struct inode *inode = file_inode(filp);  in f2fs_ioc_start_atomic_write()
1669 	ret = mnt_want_write_file(filp);  in f2fs_ioc_start_atomic_write()
1705 	mnt_drop_write_file(filp);  in f2fs_ioc_start_atomic_write()
1709 static int f2fs_ioc_commit_atomic_write(struct file *filp)  in f2fs_ioc_commit_atomic_write()  argument
1711 	struct inode *inode = file_inode(filp);  in f2fs_ioc_commit_atomic_write()
1717 	ret = mnt_want_write_file(filp);  in f2fs_ioc_commit_atomic_write()
1733 		ret = f2fs_do_sync_file(filp, 0, LLONG_MAX, 0, true);  in f2fs_ioc_commit_atomic_write()
1740 		ret = f2fs_do_sync_file(filp, 0, LLONG_MAX, 1, false);  in f2fs_ioc_commit_atomic_write()
1745 	mnt_drop_write_file(filp);  in f2fs_ioc_commit_atomic_write()
1749 static int f2fs_ioc_start_volatile_write(struct file *filp)  in f2fs_ioc_start_volatile_write()  argument
1751 	struct inode *inode = file_inode(filp);  in f2fs_ioc_start_volatile_write()
1760 	ret = mnt_want_write_file(filp);  in f2fs_ioc_start_volatile_write()
1780 	mnt_drop_write_file(filp);  in f2fs_ioc_start_volatile_write()
1784 static int f2fs_ioc_release_volatile_write(struct file *filp)  in f2fs_ioc_release_volatile_write()  argument
1786 	struct inode *inode = file_inode(filp);  in f2fs_ioc_release_volatile_write()
1792 	ret = mnt_want_write_file(filp);  in f2fs_ioc_release_volatile_write()
1809 	mnt_drop_write_file(filp);  in f2fs_ioc_release_volatile_write()
1813 static int f2fs_ioc_abort_volatile_write(struct file *filp)  in f2fs_ioc_abort_volatile_write()  argument
1815 	struct inode *inode = file_inode(filp);  in f2fs_ioc_abort_volatile_write()
1821 	ret = mnt_want_write_file(filp);  in f2fs_ioc_abort_volatile_write()
1832 		ret = f2fs_do_sync_file(filp, 0, LLONG_MAX, 0, true);  in f2fs_ioc_abort_volatile_write()
1837 	mnt_drop_write_file(filp);  in f2fs_ioc_abort_volatile_write()
1842 static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)  in f2fs_ioc_shutdown()  argument
1844 	struct inode *inode = file_inode(filp);  in f2fs_ioc_shutdown()
1856 	ret = mnt_want_write_file(filp);  in f2fs_ioc_shutdown()
1899 	mnt_drop_write_file(filp);  in f2fs_ioc_shutdown()
1903 static int f2fs_ioc_fitrim(struct file *filp, unsigned long arg)  in f2fs_ioc_fitrim()  argument
1905 	struct inode *inode = file_inode(filp);  in f2fs_ioc_fitrim()
1921 	ret = mnt_want_write_file(filp);  in f2fs_ioc_fitrim()
1928 	mnt_drop_write_file(filp);  in f2fs_ioc_fitrim()
1949 static int f2fs_ioc_set_encryption_policy(struct file *filp, unsigned long arg)  in f2fs_ioc_set_encryption_policy()  argument
1951 	struct inode *inode = file_inode(filp);  in f2fs_ioc_set_encryption_policy()
1958 	return fscrypt_ioctl_set_policy(filp, (const void __user *)arg);  in f2fs_ioc_set_encryption_policy()
1961 static int f2fs_ioc_get_encryption_policy(struct file *filp, unsigned long arg)  in f2fs_ioc_get_encryption_policy()  argument
1963 	if (!f2fs_sb_has_encrypt(file_inode(filp)->i_sb))  in f2fs_ioc_get_encryption_policy()
1965 	return fscrypt_ioctl_get_policy(filp, (void __user *)arg);  in f2fs_ioc_get_encryption_policy()
1968 static int f2fs_ioc_get_encryption_pwsalt(struct file *filp, unsigned long arg)  in f2fs_ioc_get_encryption_pwsalt()  argument
1970 	struct inode *inode = file_inode(filp);  in f2fs_ioc_get_encryption_pwsalt()
1977 	err = mnt_want_write_file(filp);  in f2fs_ioc_get_encryption_pwsalt()
2001 	mnt_drop_write_file(filp);  in f2fs_ioc_get_encryption_pwsalt()
2005 static int f2fs_ioc_gc(struct file *filp, unsigned long arg)  in f2fs_ioc_gc()  argument
2007 	struct inode *inode = file_inode(filp);  in f2fs_ioc_gc()
2021 	ret = mnt_want_write_file(filp);  in f2fs_ioc_gc()
2036 	mnt_drop_write_file(filp);  in f2fs_ioc_gc()
2040 static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg)  in f2fs_ioc_gc_range()  argument
2042 	struct inode *inode = file_inode(filp);  in f2fs_ioc_gc_range()
2058 	ret = mnt_want_write_file(filp);  in f2fs_ioc_gc_range()
2082 	mnt_drop_write_file(filp);  in f2fs_ioc_gc_range()
2086 static int f2fs_ioc_write_checkpoint(struct file *filp, unsigned long arg)  in f2fs_ioc_write_checkpoint()  argument
2088 	struct inode *inode = file_inode(filp);  in f2fs_ioc_write_checkpoint()
2098 	ret = mnt_want_write_file(filp);  in f2fs_ioc_write_checkpoint()
2104 	mnt_drop_write_file(filp);  in f2fs_ioc_write_checkpoint()
2109 					struct file *filp,  in f2fs_defragment_range()  argument
2112 	struct inode *inode = file_inode(filp);  in f2fs_defragment_range()
2253 static int f2fs_ioc_defragment(struct file *filp, unsigned long arg)  in f2fs_ioc_defragment()  argument
2255 	struct inode *inode = file_inode(filp);  in f2fs_ioc_defragment()
2281 	err = mnt_want_write_file(filp);  in f2fs_ioc_defragment()
2285 	err = f2fs_defragment_range(sbi, filp, &range);  in f2fs_ioc_defragment()
2286 	mnt_drop_write_file(filp);  in f2fs_ioc_defragment()
2406 static int f2fs_ioc_move_range(struct file *filp, unsigned long arg)  in f2fs_ioc_move_range()  argument
2412 	if (!(filp->f_mode & FMODE_READ) ||  in f2fs_ioc_move_range()
2413 			!(filp->f_mode & FMODE_WRITE))  in f2fs_ioc_move_range()
2429 	err = mnt_want_write_file(filp);  in f2fs_ioc_move_range()
2433 	err = f2fs_move_file_range(filp, range.pos_in, dst.file,  in f2fs_ioc_move_range()
2436 	mnt_drop_write_file(filp);  in f2fs_ioc_move_range()
2448 static int f2fs_ioc_flush_device(struct file *filp, unsigned long arg)  in f2fs_ioc_flush_device()  argument
2450 	struct inode *inode = file_inode(filp);  in f2fs_ioc_flush_device()
2477 	ret = mnt_want_write_file(filp);  in f2fs_ioc_flush_device()
2506 	mnt_drop_write_file(filp);  in f2fs_ioc_flush_device()
2510 static int f2fs_ioc_get_features(struct file *filp, unsigned long arg)  in f2fs_ioc_get_features()  argument
2512 	struct inode *inode = file_inode(filp);  in f2fs_ioc_get_features()
2540 static int f2fs_ioc_set_pin_file(struct file *filp, unsigned long arg)  in f2fs_ioc_set_pin_file()  argument
2542 	struct inode *inode = file_inode(filp);  in f2fs_ioc_set_pin_file()
2558 	ret = mnt_want_write_file(filp);  in f2fs_ioc_set_pin_file()
2589 	mnt_drop_write_file(filp);  in f2fs_ioc_set_pin_file()
2593 static int f2fs_ioc_get_pin_file(struct file *filp, unsigned long arg)  in f2fs_ioc_get_pin_file()  argument
2595 	struct inode *inode = file_inode(filp);  in f2fs_ioc_get_pin_file()
2635 static int f2fs_ioc_precache_extents(struct file *filp, unsigned long arg)  in f2fs_ioc_precache_extents()  argument
2637 	return f2fs_precache_extents(file_inode(filp));  in f2fs_ioc_precache_extents()
2640 long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in f2fs_ioctl()  argument
2642 	if (unlikely(f2fs_cp_error(F2FS_I_SB(file_inode(filp)))))  in f2fs_ioctl()
2647 		return f2fs_ioc_getflags(filp, arg);  in f2fs_ioctl()
2649 		return f2fs_ioc_setflags(filp, arg);  in f2fs_ioctl()
2651 		return f2fs_ioc_getversion(filp, arg);  in f2fs_ioctl()
2653 		return f2fs_ioc_start_atomic_write(filp);  in f2fs_ioctl()
2655 		return f2fs_ioc_commit_atomic_write(filp);  in f2fs_ioctl()
2657 		return f2fs_ioc_start_volatile_write(filp);  in f2fs_ioctl()
2659 		return f2fs_ioc_release_volatile_write(filp);  in f2fs_ioctl()
2661 		return f2fs_ioc_abort_volatile_write(filp);  in f2fs_ioctl()
2663 		return f2fs_ioc_shutdown(filp, arg);  in f2fs_ioctl()
2665 		return f2fs_ioc_fitrim(filp, arg);  in f2fs_ioctl()
2667 		return f2fs_ioc_set_encryption_policy(filp, arg);  in f2fs_ioctl()
2669 		return f2fs_ioc_get_encryption_policy(filp, arg);  in f2fs_ioctl()
2671 		return f2fs_ioc_get_encryption_pwsalt(filp, arg);  in f2fs_ioctl()
2673 		return f2fs_ioc_gc(filp, arg);  in f2fs_ioctl()
2675 		return f2fs_ioc_gc_range(filp, arg);  in f2fs_ioctl()
2677 		return f2fs_ioc_write_checkpoint(filp, arg);  in f2fs_ioctl()
2679 		return f2fs_ioc_defragment(filp, arg);  in f2fs_ioctl()
2681 		return f2fs_ioc_move_range(filp, arg);  in f2fs_ioctl()
2683 		return f2fs_ioc_flush_device(filp, arg);  in f2fs_ioctl()
2685 		return f2fs_ioc_get_features(filp, arg);  in f2fs_ioctl()
2687 		return f2fs_ioc_get_pin_file(filp, arg);  in f2fs_ioctl()
2689 		return f2fs_ioc_set_pin_file(filp, arg);  in f2fs_ioctl()
2691 		return f2fs_ioc_precache_extents(filp, arg);  in f2fs_ioctl()