Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * This file is part of UBIFS.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (C) 2006-2008 Nokia Corporation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * Copyright (C) 2006, 2007 University of Szeged, Hungary
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * Authors: Zoltan Sogor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  *          Artem Bityutskiy (Битюцкий Артём)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *          Adrian Hunter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) /* This file implements EXT2-compatible extended attribute ioctl() calls */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/compat.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/mount.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include "ubifs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) /* Need to be kept consistent with checked flags in ioctl2ubifs() */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #define UBIFS_SETTABLE_IOCTL_FLAGS \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 	(FS_COMPR_FL | FS_SYNC_FL | FS_APPEND_FL | \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 	 FS_IMMUTABLE_FL | FS_DIRSYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) /* Need to be kept consistent with checked flags in ubifs2ioctl() */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #define UBIFS_GETTABLE_IOCTL_FLAGS \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 	(UBIFS_SETTABLE_IOCTL_FLAGS | FS_ENCRYPT_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29)  * ubifs_set_inode_flags - set VFS inode flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30)  * @inode: VFS inode to set flags for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32)  * This function propagates flags from UBIFS inode object to VFS inode object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) void ubifs_set_inode_flags(struct inode *inode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	unsigned int flags = ubifs_inode(inode)->flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	inode->i_flags &= ~(S_SYNC | S_APPEND | S_IMMUTABLE | S_DIRSYNC |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 			    S_ENCRYPTED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	if (flags & UBIFS_SYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 		inode->i_flags |= S_SYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	if (flags & UBIFS_APPEND_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 		inode->i_flags |= S_APPEND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	if (flags & UBIFS_IMMUTABLE_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 		inode->i_flags |= S_IMMUTABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	if (flags & UBIFS_DIRSYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 		inode->i_flags |= S_DIRSYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	if (flags & UBIFS_CRYPT_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 		inode->i_flags |= S_ENCRYPTED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53)  * ioctl2ubifs - convert ioctl inode flags to UBIFS inode flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54)  * @ioctl_flags: flags to convert
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56)  * This function converts ioctl flags (@FS_COMPR_FL, etc) to UBIFS inode flags
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57)  * (@UBIFS_COMPR_FL, etc).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) static int ioctl2ubifs(int ioctl_flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	int ubifs_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	if (ioctl_flags & FS_COMPR_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 		ubifs_flags |= UBIFS_COMPR_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	if (ioctl_flags & FS_SYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 		ubifs_flags |= UBIFS_SYNC_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	if (ioctl_flags & FS_APPEND_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		ubifs_flags |= UBIFS_APPEND_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	if (ioctl_flags & FS_IMMUTABLE_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 		ubifs_flags |= UBIFS_IMMUTABLE_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	if (ioctl_flags & FS_DIRSYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		ubifs_flags |= UBIFS_DIRSYNC_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	return ubifs_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78)  * ubifs2ioctl - convert UBIFS inode flags to ioctl inode flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79)  * @ubifs_flags: flags to convert
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81)  * This function converts UBIFS inode flags (@UBIFS_COMPR_FL, etc) to ioctl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82)  * flags (@FS_COMPR_FL, etc).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) static int ubifs2ioctl(int ubifs_flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	int ioctl_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	if (ubifs_flags & UBIFS_COMPR_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 		ioctl_flags |= FS_COMPR_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	if (ubifs_flags & UBIFS_SYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 		ioctl_flags |= FS_SYNC_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	if (ubifs_flags & UBIFS_APPEND_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		ioctl_flags |= FS_APPEND_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	if (ubifs_flags & UBIFS_IMMUTABLE_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 		ioctl_flags |= FS_IMMUTABLE_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	if (ubifs_flags & UBIFS_DIRSYNC_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 		ioctl_flags |= FS_DIRSYNC_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	if (ubifs_flags & UBIFS_CRYPT_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		ioctl_flags |= FS_ENCRYPT_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	return ioctl_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) static int setflags(struct inode *inode, int flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	int oldflags, err, release;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	struct ubifs_inode *ui = ubifs_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	struct ubifs_info *c = inode->i_sb->s_fs_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	struct ubifs_budget_req req = { .dirtied_ino = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 			.dirtied_ino_d = ALIGN(ui->data_len, 8) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	err = ubifs_budget_space(c, &req);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	mutex_lock(&ui->ui_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	oldflags = ubifs2ioctl(ui->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	err = vfs_ioc_setflags_prepare(inode, oldflags, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 		goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	ui->flags &= ~ioctl2ubifs(UBIFS_SETTABLE_IOCTL_FLAGS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	ui->flags |= ioctl2ubifs(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	ubifs_set_inode_flags(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	inode->i_ctime = current_time(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	release = ui->dirty;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	mark_inode_dirty_sync(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	mutex_unlock(&ui->ui_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	if (release)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 		ubifs_release_budget(c, &req);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	if (IS_SYNC(inode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		err = write_inode_now(inode, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) out_unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	mutex_unlock(&ui->ui_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	ubifs_release_budget(c, &req);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) long ubifs_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	int flags, err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	struct inode *inode = file_inode(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	switch (cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	case FS_IOC_GETFLAGS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 		flags = ubifs2ioctl(ubifs_inode(inode)->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 		dbg_gen("get flags: %#x, i_flags %#x", flags, inode->i_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 		return put_user(flags, (int __user *) arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	case FS_IOC_SETFLAGS: {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 		if (IS_RDONLY(inode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 			return -EROFS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 		if (!inode_owner_or_capable(inode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 			return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 		if (get_user(flags, (int __user *) arg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 			return -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 		if (flags & ~UBIFS_GETTABLE_IOCTL_FLAGS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 			return -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 		flags &= UBIFS_SETTABLE_IOCTL_FLAGS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 		if (!S_ISDIR(inode->i_mode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 			flags &= ~FS_DIRSYNC_FL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 		 * Make sure the file-system is read-write and make sure it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 		 * will not become read-only while we are changing the flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		err = mnt_want_write_file(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 			return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		dbg_gen("set flags: %#x, i_flags %#x", flags, inode->i_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 		err = setflags(inode, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		mnt_drop_write_file(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	case FS_IOC_SET_ENCRYPTION_POLICY: {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 		struct ubifs_info *c = inode->i_sb->s_fs_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 		err = ubifs_enable_encryption(c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 		if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 			return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		return fscrypt_ioctl_set_policy(file, (const void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	case FS_IOC_GET_ENCRYPTION_POLICY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 		return fscrypt_ioctl_get_policy(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	case FS_IOC_GET_ENCRYPTION_POLICY_EX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 		return fscrypt_ioctl_get_policy_ex(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	case FS_IOC_ADD_ENCRYPTION_KEY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 		return fscrypt_ioctl_add_key(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	case FS_IOC_REMOVE_ENCRYPTION_KEY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 		return fscrypt_ioctl_remove_key(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 		return fscrypt_ioctl_remove_key_all_users(file,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 							  (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 		return fscrypt_ioctl_get_key_status(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	case FS_IOC_GET_ENCRYPTION_NONCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		return fscrypt_ioctl_get_nonce(file, (void __user *)arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 		return -ENOTTY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) #ifdef CONFIG_COMPAT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) long ubifs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	switch (cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	case FS_IOC32_GETFLAGS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 		cmd = FS_IOC_GETFLAGS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	case FS_IOC32_SETFLAGS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 		cmd = FS_IOC_SETFLAGS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	case FS_IOC_SET_ENCRYPTION_POLICY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	case FS_IOC_GET_ENCRYPTION_POLICY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 	case FS_IOC_GET_ENCRYPTION_POLICY_EX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	case FS_IOC_ADD_ENCRYPTION_KEY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 	case FS_IOC_REMOVE_ENCRYPTION_KEY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 	case FS_IOC_GET_ENCRYPTION_NONCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 		return -ENOIOCTLCMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 	return ubifs_ioctl(file, cmd, (unsigned long)compat_ptr(arg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) #endif