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# Copyright 2018 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
include <uapi/linux/fs.h>
include <uapi/linux/fsmap.h>
include <fs/ext4/ext4.h>
ioctl$EXT4_IOC_SETFLAGS(fd fd, cmd const[EXT4_IOC_SETFLAGS], arg ptr[in, flags[ext4_inode_flags, intptr]])
ioctl$EXT4_IOC_GROUP_EXTEND(fd fd, cmd const[EXT4_IOC_GROUP_EXTEND], arg ptr[in, intptr])
ioctl$EXT4_IOC_GROUP_ADD(fd fd, cmd const[EXT4_IOC_GROUP_ADD], arg ptr[in, ext4_new_group_input])
ioctl$EXT4_IOC_MIGRATE(fd fd, cmd const[EXT4_IOC_MIGRATE])
ioctl$EXT4_IOC_ALLOC_DA_BLKS(fd fd, cmd const[EXT4_IOC_ALLOC_DA_BLKS])
ioctl$EXT4_IOC_MOVE_EXT(fd fd, cmd const[EXT4_IOC_MOVE_EXT], arg ptr[in, move_extent])
ioctl$EXT4_IOC_SWAP_BOOT(fd fd, cmd const[EXT4_IOC_SWAP_BOOT])
ioctl$EXT4_IOC_PRECACHE_EXTENTS(fd fd, cmd const[EXT4_IOC_PRECACHE_EXTENTS])
ext4_inode_flags = EXT4_SECRM_FL, EXT4_UNRM_FL, EXT4_COMPR_FL, EXT4_SYNC_FL, EXT4_IMMUTABLE_FL, EXT4_APPEND_FL, EXT4_NODUMP_FL, EXT4_NOATIME_FL, EXT4_PROJINHERIT_FL, EXT4_JOURNAL_DATA_FL, EXT4_NOTAIL_FL, EXT4_DIRSYNC_FL, EXT4_TOPDIR_FL, EXT4_EXTENTS_FL
# EXT4_IOC_SHUTDOWN on root fs effectively brings the machine down in weird ways.
# Fortunately, the value does not conflict with any other ioctl commands for now.
ioctl$EXT4_IOC_SHUTDOWN(fd fd, cmd const[EXT4_IOC_SHUTDOWN]) (disabled)
# EXT4_IOC_RESIZE_FS on root fs can shrink it to 0 (or whatever is the minimum size)
# and then creation of new temp dirs for tests will fail.
# TODO: not necessary for sandbox=namespace as it tests in a tmpfs
# and/or if we mount tmpfs for sandbox=none (#971).
ioctl$EXT4_IOC_RESIZE_FS(fd fd, cmd const[EXT4_IOC_RESIZE_FS]) (disabled)
ext4_new_group_input {
group int32
block_bitmap int64
inode_bitmap int64
inode_table int64
blocks_count int32
reserved_blocks int16
unused const[0, int16]
}
move_extent {
reserved const[0, int32]
donor_fd fd
orig_start int64
donor_start int64
len int64
moved_len int64
}
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