Gecko [ nbspublicschool.com ]

Name	Size	Permission
byteorder	[ DIR ]	drwxr-xr-x
caif	[ DIR ]	drwxr-xr-x
can	[ DIR ]	drwxr-xr-x
dvb	[ DIR ]	drwxr-xr-x
hdlc	[ DIR ]	drwxr-xr-x
hsi	[ DIR ]	drwxr-xr-x
iio	[ DIR ]	drwxr-xr-x
isdn	[ DIR ]	drwxr-xr-x
mmc	[ DIR ]	drwxr-xr-x
netfilter	[ DIR ]	drwxr-xr-x
netfilter_arp	[ DIR ]	drwxr-xr-x
netfilter_bridge	[ DIR ]	drwxr-xr-x
netfilter_ipv4	[ DIR ]	drwxr-xr-x
netfilter_ipv6	[ DIR ]	drwxr-xr-x
nfsd	[ DIR ]	drwxr-xr-x
raid	[ DIR ]	drwxr-xr-x
spi	[ DIR ]	drwxr-xr-x
sunrpc	[ DIR ]	drwxr-xr-x
tc_act	[ DIR ]	drwxr-xr-x
tc_ematch	[ DIR ]	drwxr-xr-x
usb	[ DIR ]	drwxr-xr-x
wimax	[ DIR ]	drwxr-xr-x
a.out.h	7.15 KB	-rw-r--r--
acct.h	3.58 KB	-rw-r--r--
adb.h	1.05 KB	-rw-r--r--
adfs_fs.h	873 B	-rw-r--r--
affs_hardblocks.h	1.45 KB	-rw-r--r--
agpgart.h	3.83 KB	-rw-r--r--
aio_abi.h	3.1 KB	-rw-r--r--
apm_bios.h	3.46 KB	-rw-r--r--
arcfb.h	150 B	-rw-r--r--
atalk.h	960 B	-rw-r--r--
atm.h	7.64 KB	-rw-r--r--
atm_eni.h	585 B	-rw-r--r--
atm_he.h	343 B	-rw-r--r--
atm_idt77105.h	892 B	-rw-r--r--
atm_nicstar.h	1.19 KB	-rw-r--r--
atm_tcp.h	1.52 KB	-rw-r--r--
atm_zatm.h	1.57 KB	-rw-r--r--
atmapi.h	889 B	-rw-r--r--
atmarp.h	1.2 KB	-rw-r--r--
atmbr2684.h	3.13 KB	-rw-r--r--
atmclip.h	513 B	-rw-r--r--
atmdev.h	7.44 KB	-rw-r--r--
atmioc.h	1.55 KB	-rw-r--r--
atmlec.h	2.26 KB	-rw-r--r--
atmmpc.h	4.07 KB	-rw-r--r--
atmppp.h	576 B	-rw-r--r--
atmsap.h	4.79 KB	-rw-r--r--
atmsvc.h	1.75 KB	-rw-r--r--
audit.h	18.03 KB	-rw-r--r--
auto_fs.h	2.53 KB	-rw-r--r--
auto_fs4.h	4.3 KB	-rw-r--r--
auxvec.h	1.4 KB	-rw-r--r--
ax25.h	2.7 KB	-rw-r--r--
b1lli.h	1.62 KB	-rw-r--r--
baycom.h	820 B	-rw-r--r--
bfs_fs.h	1.79 KB	-rw-r--r--
binfmts.h	565 B	-rw-r--r--
blkpg.h	1.53 KB	-rw-r--r--
blktrace_api.h	4.38 KB	-rw-r--r--
bpf.h	22.04 KB	-rw-r--r--
bpf_common.h	1.2 KB	-rw-r--r--
bpf_perf_event.h	453 B	-rw-r--r--
bpqether.h	952 B	-rw-r--r--
bsg.h	2.37 KB	-rw-r--r--
bt-bmc.h	508 B	-rw-r--r--
btrfs.h	25.07 KB	-rw-r--r--
can.h	5.46 KB	-rw-r--r--
capability.h	11.25 KB	-rw-r--r--
capi.h	2.99 KB	-rw-r--r--
cciss_defs.h	3.14 KB	-rw-r--r--
cciss_ioctl.h	2.63 KB	-rw-r--r--
cdrom.h	28.12 KB	-rw-r--r--
cgroupstats.h	2.1 KB	-rw-r--r--
chio.h	5.16 KB	-rw-r--r--
cm4000_cs.h	1.68 KB	-rw-r--r--
cn_proc.h	3.19 KB	-rw-r--r--
coda.h	17.09 KB	-rw-r--r--
coda_psdev.h	720 B	-rw-r--r--
coff.h	12.12 KB	-rw-r--r--
connector.h	2.14 KB	-rw-r--r--
const.h	673 B	-rw-r--r--
cramfs_fs.h	2.68 KB	-rw-r--r--
cuda.h	842 B	-rw-r--r--
cyclades.h	16.65 KB	-rw-r--r--
cycx_cfm.h	2.86 KB	-rw-r--r--
dcbnl.h	24.5 KB	-rw-r--r--
dccp.h	6.22 KB	-rw-r--r--
devlink.h	9.66 KB	-rw-r--r--
dlm.h	2.43 KB	-rw-r--r--
dlm_device.h	2.42 KB	-rw-r--r--
dlm_netlink.h	1.04 KB	-rw-r--r--
dlm_plock.h	831 B	-rw-r--r--
dlmconstants.h	4.9 KB	-rw-r--r--
dm-ioctl.h	10.55 KB	-rw-r--r--
dm-log-userspace.h	14.82 KB	-rw-r--r--
dn.h	4.42 KB	-rw-r--r--
dqblk_xfs.h	8.72 KB	-rw-r--r--
edd.h	5.41 KB	-rw-r--r--
efs_fs_sb.h	2.11 KB	-rw-r--r--
elf-em.h	1.83 KB	-rw-r--r--
elf-fdpic.h	1.04 KB	-rw-r--r--
elf.h	12.69 KB	-rw-r--r--
elfcore.h	2.86 KB	-rw-r--r--
errno.h	23 B	-rw-r--r--
errqueue.h	1.1 KB	-rw-r--r--
ethtool.h	71.11 KB	-rw-r--r--
eventpoll.h	1.76 KB	-rw-r--r--
fadvise.h	779 B	-rw-r--r--
falloc.h	2.72 KB	-rw-r--r--
fanotify.h	3.52 KB	-rw-r--r--
fb.h	16 KB	-rw-r--r--
fcntl.h	2.16 KB	-rw-r--r--
fd.h	11.31 KB	-rw-r--r--
fdreg.h	5.23 KB	-rw-r--r--
fib_rules.h	1.58 KB	-rw-r--r--
fiemap.h	2.65 KB	-rw-r--r--
filter.h	1.99 KB	-rw-r--r--
firewire-cdev.h	42.86 KB	-rw-r--r--
firewire-constants.h	3.16 KB	-rw-r--r--
flat.h	2.04 KB	-rw-r--r--
fou.h	617 B	-rw-r--r--
fs.h	8.47 KB	-rw-r--r--
fsl_hypervisor.h	7.05 KB	-rw-r--r--
fuse.h	16.41 KB	-rw-r--r--
futex.h	4.81 KB	-rw-r--r--
gameport.h	834 B	-rw-r--r--
gen_stats.h	1.5 KB	-rw-r--r--
genetlink.h	1.82 KB	-rw-r--r--
gfs2_ondisk.h	12 KB	-rw-r--r--
gigaset_dev.h	1.35 KB	-rw-r--r--
hdlc.h	574 B	-rw-r--r--
hdlcdrv.h	2.78 KB	-rw-r--r--
hdreg.h	22.11 KB	-rw-r--r--
hid.h	1.79 KB	-rw-r--r--
hiddev.h	6.13 KB	-rw-r--r--
hidraw.h	1.41 KB	-rw-r--r--
hpet.h	680 B	-rw-r--r--
hw_breakpoint.h	679 B	-rw-r--r--
hyperv.h	10.22 KB	-rw-r--r--
hysdn_if.h	1.29 KB	-rw-r--r--
i2c-dev.h	2.37 KB	-rw-r--r--
i2c.h	6.66 KB	-rw-r--r--
i2o-dev.h	11.22 KB	-rw-r--r--
i8k.h	1.4 KB	-rw-r--r--
icmp.h	2.82 KB	-rw-r--r--
icmpv6.h	3.82 KB	-rw-r--r--
if.h	9.26 KB	-rw-r--r--
if_addr.h	1.7 KB	-rw-r--r--
if_addrlabel.h	658 B	-rw-r--r--
if_alg.h	816 B	-rw-r--r--
if_arcnet.h	3.63 KB	-rw-r--r--
if_arp.h	6.3 KB	-rw-r--r--
if_bonding.h	4.66 KB	-rw-r--r--
if_bridge.h	6.46 KB	-rw-r--r--
if_cablemodem.h	922 B	-rw-r--r--
if_eql.h	1.26 KB	-rw-r--r--
if_ether.h	7.25 KB	-rw-r--r--
if_fc.h	1.63 KB	-rw-r--r--
if_fddi.h	3.6 KB	-rw-r--r--
if_frad.h	2.89 KB	-rw-r--r--
if_hippi.h	4.07 KB	-rw-r--r--
if_infiniband.h	1.13 KB	-rw-r--r--
if_link.h	19.58 KB	-rw-r--r--
if_ltalk.h	147 B	-rw-r--r--
if_macsec.h	5.42 KB	-rw-r--r--
if_packet.h	7.15 KB	-rw-r--r--
if_phonet.h	361 B	-rw-r--r--
if_plip.h	596 B	-rw-r--r--
if_ppp.h	29 B	-rw-r--r--
if_pppol2tp.h	3.18 KB	-rw-r--r--
if_pppox.h	4.64 KB	-rw-r--r--
if_slip.h	809 B	-rw-r--r--
if_team.h	2.48 KB	-rw-r--r--
if_tun.h	3.71 KB	-rw-r--r--
if_tunnel.h	3.03 KB	-rw-r--r--
if_vlan.h	1.69 KB	-rw-r--r--
if_x25.h	817 B	-rw-r--r--
ife.h	288 B	-rw-r--r--
igmp.h	2.88 KB	-rw-r--r--
in.h	9.36 KB	-rw-r--r--
in6.h	6.97 KB	-rw-r--r--
in_route.h	873 B	-rw-r--r--
inet_diag.h	2.77 KB	-rw-r--r--
inotify.h	2.85 KB	-rw-r--r--
input.h	32.52 KB	-rw-r--r--
ioctl.h	100 B	-rw-r--r--
ip.h	3.47 KB	-rw-r--r--
ip6_tunnel.h	1.67 KB	-rw-r--r--
ip_vs.h	12.77 KB	-rw-r--r--
ipc.h	1.99 KB	-rw-r--r--
ipmi.h	14.63 KB	-rw-r--r--
ipmi_msgdefs.h	3.21 KB	-rw-r--r--
ipsec.h	884 B	-rw-r--r--
ipv6.h	3.66 KB	-rw-r--r--
ipv6_route.h	1.73 KB	-rw-r--r--
ipx.h	1.79 KB	-rw-r--r--
irda.h	7.31 KB	-rw-r--r--
irqnr.h	104 B	-rw-r--r--
isdn.h	5.58 KB	-rw-r--r--
isdn_divertif.h	1.11 KB	-rw-r--r--
isdn_ppp.h	1.82 KB	-rw-r--r--
isdnif.h	2.25 KB	-rw-r--r--
iso_fs.h	6.29 KB	-rw-r--r--
ivtv.h	2.89 KB	-rw-r--r--
ivtvfb.h	1.12 KB	-rw-r--r--
ixjuser.h	24.53 KB	-rw-r--r--
jffs2.h	6.85 KB	-rw-r--r--
joystick.h	3.5 KB	-rw-r--r--
kd.h	6.04 KB	-rw-r--r--
kdev_t.h	320 B	-rw-r--r--
kernel-page-flags.h	788 B	-rw-r--r--
kernel.h	375 B	-rw-r--r--
kernelcapi.h	956 B	-rw-r--r--
kexec.h	1.92 KB	-rw-r--r--
keyboard.h	12.42 KB	-rw-r--r--
keyctl.h	2.98 KB	-rw-r--r--
kvm.h	33.89 KB	-rw-r--r--
kvm_para.h	819 B	-rw-r--r--
l2tp.h	4.98 KB	-rw-r--r--
libc-compat.h	4.03 KB	-rw-r--r--
limits.h	874 B	-rw-r--r--
llc.h	2.98 KB	-rw-r--r--
loop.h	2.31 KB	-rw-r--r--
lp.h	3.72 KB	-rw-r--r--
lwtunnel.h	839 B	-rw-r--r--
magic.h	2.9 KB	-rw-r--r--
major.h	4.48 KB	-rw-r--r--
map_to_7segment.h	7.02 KB	-rw-r--r--
matroxfb.h	1.37 KB	-rw-r--r--
mdio.h	13.74 KB	-rw-r--r--
media.h	3.5 KB	-rw-r--r--
mei.h	4.62 KB	-rw-r--r--
membarrier.h	7.71 KB	-rw-r--r--
memfd.h	186 B	-rw-r--r--
mempolicy.h	2.35 KB	-rw-r--r--
meye.h	2.41 KB	-rw-r--r--
mii.h	7.76 KB	-rw-r--r--
minix_fs.h	2.01 KB	-rw-r--r--
mman.h	230 B	-rw-r--r--
mmtimer.h	2.01 KB	-rw-r--r--
mpls.h	1.33 KB	-rw-r--r--
mqueue.h	2.01 KB	-rw-r--r--
mroute.h	4.06 KB	-rw-r--r--
mroute6.h	4.08 KB	-rw-r--r--
msdos_fs.h	6.28 KB	-rw-r--r--
msg.h	3.21 KB	-rw-r--r--
mtio.h	7.92 KB	-rw-r--r--
n_r3964.h	2.29 KB	-rw-r--r--
nbd.h	2.34 KB	-rw-r--r--
ncp.h	4.94 KB	-rw-r--r--
ncp_fs.h	3.27 KB	-rw-r--r--
ncp_mount.h	2.06 KB	-rw-r--r--
ncp_no.h	651 B	-rw-r--r--
ndctl.h	6.6 KB	-rw-r--r--
neighbour.h	4.17 KB	-rw-r--r--
net.h	1.97 KB	-rw-r--r--
net_dropmon.h	1.07 KB	-rw-r--r--
net_namespace.h	609 B	-rw-r--r--
net_tstamp.h	4.06 KB	-rw-r--r--
netconf.h	423 B	-rw-r--r--
netdevice.h	1.46 KB	-rw-r--r--
netfilter.h	1.6 KB	-rw-r--r--
netfilter_arp.h	380 B	-rw-r--r--
netfilter_bridge.h	768 B	-rw-r--r--
netfilter_decnet.h	1.83 KB	-rw-r--r--
netfilter_ipv4.h	2.02 KB	-rw-r--r--
netfilter_ipv6.h	2.04 KB	-rw-r--r--
netlink.h	6.13 KB	-rw-r--r--
netlink_diag.h	1005 B	-rw-r--r--
netrom.h	744 B	-rw-r--r--
nfc.h	7.72 KB	-rw-r--r--
nfs.h	4.31 KB	-rw-r--r--
nfs2.h	1.37 KB	-rw-r--r--
nfs3.h	2.24 KB	-rw-r--r--
nfs4.h	5.95 KB	-rw-r--r--
nfs4_mount.h	1.83 KB	-rw-r--r--
nfs_fs.h	1.51 KB	-rw-r--r--
nfs_idmap.h	2.19 KB	-rw-r--r--
nfs_mount.h	2.32 KB	-rw-r--r--
nfsacl.h	605 B	-rw-r--r--
nl80211.h	270.89 KB	-rw-r--r--
nubus.h	8.17 KB	-rw-r--r--
nvme_ioctl.h	1.55 KB	-rw-r--r--
nvram.h	469 B	-rw-r--r--
omap3isp.h	20.19 KB	-rw-r--r--
omapfb.h	5.72 KB	-rw-r--r--
oom.h	448 B	-rw-r--r--
openvswitch.h	31.79 KB	-rw-r--r--
packet_diag.h	1.5 KB	-rw-r--r--
param.h	78 B	-rw-r--r--
parport.h	3.56 KB	-rw-r--r--
patchkey.h	829 B	-rw-r--r--
pci.h	1.29 KB	-rw-r--r--
pci_regs.h	50.79 KB	-rw-r--r--
perf_event.h	31.96 KB	-rw-r--r--
personality.h	1.99 KB	-rw-r--r--
pfkeyv2.h	9.91 KB	-rw-r--r--
pg.h	2.23 KB	-rw-r--r--
phantom.h	1.55 KB	-rw-r--r--
phonet.h	4.51 KB	-rw-r--r--
pkt_cls.h	12.49 KB	-rw-r--r--
pkt_sched.h	20.63 KB	-rw-r--r--
pktcdvd.h	2.56 KB	-rw-r--r--
pmu.h	5.13 KB	-rw-r--r--
poll.h	22 B	-rw-r--r--
posix_types.h	1.01 KB	-rw-r--r--
ppdev.h	3.07 KB	-rw-r--r--
ppp-comp.h	2.41 KB	-rw-r--r--
ppp-ioctl.h	5.29 KB	-rw-r--r--
ppp_defs.h	4.93 KB	-rw-r--r--
pps.h	4.06 KB	-rw-r--r--
prctl.h	6.75 KB	-rw-r--r--
psample.h	735 B	-rw-r--r--
ptp_clock.h	5.09 KB	-rw-r--r--
ptrace.h	3.08 KB	-rw-r--r--
qnx4_fs.h	2.21 KB	-rw-r--r--
qnxtypes.h	561 B	-rw-r--r--
quota.h	5.78 KB	-rw-r--r--
radeonfb.h	297 B	-rw-r--r--
random.h	1.2 KB	-rw-r--r--
raw.h	302 B	-rw-r--r--
rds.h	7.9 KB	-rw-r--r--
reboot.h	1.25 KB	-rw-r--r--
reiserfs_fs.h	712 B	-rw-r--r--
reiserfs_xattr.h	470 B	-rw-r--r--
resource.h	2.09 KB	-rw-r--r--
rfkill.h	3.5 KB	-rw-r--r--
romfs_fs.h	1.15 KB	-rw-r--r--
rose.h	2.12 KB	-rw-r--r--
route.h	2.21 KB	-rw-r--r--
rtc.h	3.85 KB	-rw-r--r--
rtnetlink.h	17.02 KB	-rw-r--r--
scc.h	4.43 KB	-rw-r--r--
sched.h	2.26 KB	-rw-r--r--
screen_info.h	2.36 KB	-rw-r--r--
sctp.h	29.53 KB	-rw-r--r--
sdla.h	2.71 KB	-rw-r--r--
seccomp.h	1.83 KB	-rw-r--r--
securebits.h	2.58 KB	-rw-r--r--
selinux_netlink.h	1.11 KB	-rw-r--r--
sem.h	2.54 KB	-rw-r--r--
serial.h	3.04 KB	-rw-r--r--
serial_core.h	5.11 KB	-rw-r--r--
serial_reg.h	15.66 KB	-rw-r--r--
serio.h	1.81 KB	-rw-r--r--
shm.h	2.19 KB	-rw-r--r--
signal.h	171 B	-rw-r--r--
signalfd.h	1.07 KB	-rw-r--r--
snmp.h	12.42 KB	-rw-r--r--
sock_diag.h	431 B	-rw-r--r--
socket.h	738 B	-rw-r--r--
sockios.h	5.83 KB	-rw-r--r--
som.h	5.35 KB	-rw-r--r--
sonet.h	2.17 KB	-rw-r--r--
sonypi.h	5.12 KB	-rw-r--r--
sound.h	1.15 KB	-rw-r--r--
soundcard.h	44.96 KB	-rw-r--r--
stat.h	1 KB	-rw-r--r--
stddef.h	1 B	-rw-r--r--
string.h	175 B	-rw-r--r--
suspend_ioctls.h	1.34 KB	-rw-r--r--
swab.h	6.36 KB	-rw-r--r--
synclink.h	8.71 KB	-rw-r--r--
sysctl.h	25.46 KB	-rw-r--r--
sysinfo.h	986 B	-rw-r--r--
target_core_user.h	3.65 KB	-rw-r--r--
taskstats.h	6.83 KB	-rw-r--r--
tcp.h	5.93 KB	-rw-r--r--
tcp_metrics.h	1.45 KB	-rw-r--r--
telephony.h	8.84 KB	-rw-r--r--
termios.h	443 B	-rw-r--r--
time.h	1.54 KB	-rw-r--r--
times.h	215 B	-rw-r--r--
timex.h	6.17 KB	-rw-r--r--
tiocl.h	1.63 KB	-rw-r--r--
tipc.h	5.44 KB	-rw-r--r--
tipc_config.h	14.1 KB	-rw-r--r--
toshiba.h	1.24 KB	-rw-r--r--
tty.h	1.33 KB	-rw-r--r--
tty_flags.h	3.66 KB	-rw-r--r--
types.h	1.4 KB	-rw-r--r--
udf_fs_i.h	634 B	-rw-r--r--
udp.h	1.28 KB	-rw-r--r--
uhid.h	2.15 KB	-rw-r--r--
uinput.h	5 KB	-rw-r--r--
uio.h	668 B	-rw-r--r--
ultrasound.h	4.39 KB	-rw-r--r--
un.h	239 B	-rw-r--r--
unistd.h	157 B	-rw-r--r--
unix_diag.h	1.1 KB	-rw-r--r--
usbdevice_fs.h	6.78 KB	-rw-r--r--
userfaultfd.h	6.59 KB	-rw-r--r--
utime.h	152 B	-rw-r--r--
utsname.h	606 B	-rw-r--r--
uuid.h	1.5 KB	-rw-r--r--
uvcvideo.h	1.6 KB	-rw-r--r--
v4l2-common.h	2.38 KB	-rw-r--r--
v4l2-controls.h	37.34 KB	-rw-r--r--
v4l2-dv-timings.h	25.75 KB	-rw-r--r--
v4l2-mediabus.h	4.55 KB	-rw-r--r--
v4l2-subdev.h	5.27 KB	-rw-r--r--
version.h	332 B	-rw-r--r--
veth.h	161 B	-rw-r--r--
vfio.h	26.54 KB	-rw-r--r--
vhost.h	7.13 KB	-rw-r--r--
videodev2.h	67.36 KB	-rw-r--r--
virtio_9p.h	1.99 KB	-rw-r--r--
virtio_balloon.h	3.71 KB	-rw-r--r--
virtio_blk.h	5.2 KB	-rw-r--r--
virtio_config.h	3.34 KB	-rw-r--r--
virtio_console.h	2.94 KB	-rw-r--r--
virtio_gpu.h	8.23 KB	-rw-r--r--
virtio_ids.h	2.32 KB	-rw-r--r--
virtio_input.h	2.45 KB	-rw-r--r--
virtio_net.h	9.5 KB	-rw-r--r--
virtio_pci.h	6.63 KB	-rw-r--r--
virtio_ring.h	6.18 KB	-rw-r--r--
virtio_rng.h	265 B	-rw-r--r--
virtio_scsi.h	5.13 KB	-rw-r--r--
virtio_types.h	2.11 KB	-rw-r--r--
virtio_vsock.h	3.01 KB	-rw-r--r--
vm_sockets.h	5.13 KB	-rw-r--r--
vsockmon.h	1.78 KB	-rw-r--r--
vt.h	2.98 KB	-rw-r--r--
vtpm_proxy.h	1.62 KB	-rw-r--r--
wait.h	600 B	-rw-r--r--
wanrouter.h	390 B	-rw-r--r--
watchdog.h	2.22 KB	-rw-r--r--
wimax.h	8.17 KB	-rw-r--r--
wireless.h	41.65 KB	-rw-r--r--
wmi.h	1.84 KB	-rw-r--r--
x25.h	3.42 KB	-rw-r--r--
xattr.h	2.53 KB	-rw-r--r--
xfrm.h	11 KB	-rw-r--r--

Code Editor : btrfs.h

/*
 * Copyright (C) 2007 Oracle.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */

#ifndef _LINUX_BTRFS_H
#define _LINUX_BTRFS_H
#include <linux/types.h>
#include <linux/ioctl.h>

#define BTRFS_IOCTL_MAGIC 0x94
#define BTRFS_VOL_NAME_MAX 255
#define BTRFS_LABEL_SIZE 256

/* this should be 4k */
#define BTRFS_PATH_NAME_MAX 4087
struct btrfs_ioctl_vol_args {
	__s64 fd;
	char name[BTRFS_PATH_NAME_MAX + 1];
};

#define BTRFS_DEVICE_PATH_NAME_MAX 1024

#define BTRFS_SUBVOL_CREATE_ASYNC	(1ULL << 0)
#define BTRFS_SUBVOL_RDONLY		(1ULL << 1)
#define BTRFS_SUBVOL_QGROUP_INHERIT	(1ULL << 2)
#define BTRFS_DEVICE_SPEC_BY_ID		(1ULL << 3)

#define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED		\
			(BTRFS_SUBVOL_CREATE_ASYNC |	\
			BTRFS_SUBVOL_RDONLY |		\
			BTRFS_SUBVOL_QGROUP_INHERIT |	\
			BTRFS_DEVICE_SPEC_BY_ID)

#define BTRFS_FSID_SIZE 16
#define BTRFS_UUID_SIZE 16
#define BTRFS_UUID_UNPARSED_SIZE	37

/*
 * flags definition for qgroup limits
 *
 * Used by:
 * struct btrfs_qgroup_limit.flags
 * struct btrfs_qgroup_limit_item.flags
 */
#define BTRFS_QGROUP_LIMIT_MAX_RFER	(1ULL << 0)
#define BTRFS_QGROUP_LIMIT_MAX_EXCL	(1ULL << 1)
#define BTRFS_QGROUP_LIMIT_RSV_RFER	(1ULL << 2)
#define BTRFS_QGROUP_LIMIT_RSV_EXCL	(1ULL << 3)
#define BTRFS_QGROUP_LIMIT_RFER_CMPR	(1ULL << 4)
#define BTRFS_QGROUP_LIMIT_EXCL_CMPR	(1ULL << 5)

struct btrfs_qgroup_limit {
	__u64	flags;
	__u64	max_rfer;
	__u64	max_excl;
	__u64	rsv_rfer;
	__u64	rsv_excl;
};

/*
 * flags definition for qgroup inheritance
 *
 * Used by:
 * struct btrfs_qgroup_inherit.flags
 */
#define BTRFS_QGROUP_INHERIT_SET_LIMITS	(1ULL << 0)

struct btrfs_qgroup_inherit {
	__u64	flags;
	__u64	num_qgroups;
	__u64	num_ref_copies;
	__u64	num_excl_copies;
	struct btrfs_qgroup_limit lim;
	__u64	qgroups[0];
};

struct btrfs_ioctl_qgroup_limit_args {
	__u64	qgroupid;
	struct btrfs_qgroup_limit lim;
};

#define BTRFS_SUBVOL_NAME_MAX 4039
struct btrfs_ioctl_vol_args_v2 {
	__s64 fd;
	__u64 transid;
	__u64 flags;
	union {
		struct {
			__u64 size;
			struct btrfs_qgroup_inherit *qgroup_inherit;
		};
		__u64 unused[4];
	};
	union {
		char name[BTRFS_SUBVOL_NAME_MAX + 1];
		__u64 devid;
	};
};

/*
 * structure to report errors and progress to userspace, either as a
 * result of a finished scrub, a canceled scrub or a progress inquiry
 */
struct btrfs_scrub_progress {
	__u64 data_extents_scrubbed;	/* # of data extents scrubbed */
	__u64 tree_extents_scrubbed;	/* # of tree extents scrubbed */
	__u64 data_bytes_scrubbed;	/* # of data bytes scrubbed */
	__u64 tree_bytes_scrubbed;	/* # of tree bytes scrubbed */
	__u64 read_errors;		/* # of read errors encountered (EIO) */
	__u64 csum_errors;		/* # of failed csum checks */
	__u64 verify_errors;		/* # of occurences, where the metadata
					 * of a tree block did not match the
					 * expected values, like generation or
					 * logical */
	__u64 no_csum;			/* # of 4k data block for which no csum
					 * is present, probably the result of
					 * data written with nodatasum */
	__u64 csum_discards;		/* # of csum for which no data was found
					 * in the extent tree. */
	__u64 super_errors;		/* # of bad super blocks encountered */
	__u64 malloc_errors;		/* # of internal kmalloc errors. These
					 * will likely cause an incomplete
					 * scrub */
	__u64 uncorrectable_errors;	/* # of errors where either no intact
					 * copy was found or the writeback
					 * failed */
	__u64 corrected_errors;		/* # of errors corrected */
	__u64 last_physical;		/* last physical address scrubbed. In
					 * case a scrub was aborted, this can
					 * be used to restart the scrub */
	__u64 unverified_errors;	/* # of occurences where a read for a
					 * full (64k) bio failed, but the re-
					 * check succeeded for each 4k piece.
					 * Intermittent error. */
};

#define BTRFS_SCRUB_READONLY	1
struct btrfs_ioctl_scrub_args {
	__u64 devid;				/* in */
	__u64 start;				/* in */
	__u64 end;				/* in */
	__u64 flags;				/* in */
	struct btrfs_scrub_progress progress;	/* out */
	/* pad to 1k */
	__u64 unused[(1024-32-sizeof(struct btrfs_scrub_progress))/8];
};

#define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS	0
#define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID	1
struct btrfs_ioctl_dev_replace_start_params {
	__u64 srcdevid;	/* in, if 0, use srcdev_name instead */
	__u64 cont_reading_from_srcdev_mode;	/* in, see #define
						 * above */
	__u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1];	/* in */
	__u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1];	/* in */
};

#define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED	0
#define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED		1
#define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED		2
#define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED		3
#define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED		4
struct btrfs_ioctl_dev_replace_status_params {
	__u64 replace_state;	/* out, see #define above */
	__u64 progress_1000;	/* out, 0 <= x <= 1000 */
	__u64 time_started;	/* out, seconds since 1-Jan-1970 */
	__u64 time_stopped;	/* out, seconds since 1-Jan-1970 */
	__u64 num_write_errors;	/* out */
	__u64 num_uncorrectable_read_errors;	/* out */
};

#define BTRFS_IOCTL_DEV_REPLACE_CMD_START			0
#define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS			1
#define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL			2
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR			0
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED		1
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED		2
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS		3
struct btrfs_ioctl_dev_replace_args {
	__u64 cmd;	/* in */
	__u64 result;	/* out */

union {
		struct btrfs_ioctl_dev_replace_start_params start;
		struct btrfs_ioctl_dev_replace_status_params status;
	};	/* in/out */

__u64 spare[64];
};

struct btrfs_ioctl_dev_info_args {
	__u64 devid;				/* in/out */
	__u8 uuid[BTRFS_UUID_SIZE];		/* in/out */
	__u64 bytes_used;			/* out */
	__u64 total_bytes;			/* out */
	__u64 unused[379];			/* pad to 4k */
	__u8 path[BTRFS_DEVICE_PATH_NAME_MAX];	/* out */
};

struct btrfs_ioctl_fs_info_args {
	__u64 max_id;				/* out */
	__u64 num_devices;			/* out */
	__u8 fsid[BTRFS_FSID_SIZE];		/* out */
	__u32 nodesize;				/* out */
	__u32 sectorsize;			/* out */
	__u32 clone_alignment;			/* out */
	__u32 reserved32;
	__u64 reserved[122];			/* pad to 1k */
};

/*
 * feature flags
 *
 * Used by:
 * struct btrfs_ioctl_feature_flags
 */
#define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE		(1ULL << 0)
/*
 * Older kernels (< 4.9) on big-endian systems produced broken free space tree
 * bitmaps, and btrfs-progs also used to corrupt the free space tree (versions
 * < 4.7.3).  If this bit is clear, then the free space tree cannot be trusted.
 * btrfs-progs can also intentionally clear this bit to ask the kernel to
 * rebuild the free space tree, however this might not work on older kernels
 * that do not know about this bit. If not sure, clear the cache manually on
 * first mount when booting older kernel versions.
 */
#define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE_VALID	(1ULL << 1)

#define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF	(1ULL << 0)
#define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL	(1ULL << 1)
#define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS	(1ULL << 2)
#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO	(1ULL << 3)
/*
 * some patches floated around with a second compression method
 * lets save that incompat here for when they do get in
 * Note we don't actually support it, we're just reserving the
 * number
 */
#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZOv2	(1ULL << 4)

/*
 * older kernels tried to do bigger metadata blocks, but the
 * code was pretty buggy.  Lets not let them try anymore.
 */
#define BTRFS_FEATURE_INCOMPAT_BIG_METADATA	(1ULL << 5)

#define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF	(1ULL << 6)
#define BTRFS_FEATURE_INCOMPAT_RAID56		(1ULL << 7)
#define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA	(1ULL << 8)
#define BTRFS_FEATURE_INCOMPAT_NO_HOLES		(1ULL << 9)

struct btrfs_ioctl_feature_flags {
	__u64 compat_flags;
	__u64 compat_ro_flags;
	__u64 incompat_flags;
};

/* balance control ioctl modes */
#define BTRFS_BALANCE_CTL_PAUSE		1
#define BTRFS_BALANCE_CTL_CANCEL	2

/*
 * this is packed, because it should be exactly the same as its disk
 * byte order counterpart (struct btrfs_disk_balance_args)
 */
struct btrfs_balance_args {
	__u64 profiles;
	union {
		__le64 usage;
		struct {
			__le32 usage_min;
			__le32 usage_max;
		};
	};
	__u64 devid;
	__u64 pstart;
	__u64 pend;
	__u64 vstart;
	__u64 vend;

__u64 target;

__u64 flags;

/*
	 * BTRFS_BALANCE_ARGS_LIMIT with value 'limit'
	 * BTRFS_BALANCE_ARGS_LIMIT_RANGE - the extend version can use minimum
	 * and maximum
	 */
	union {
		__u64 limit;		/* limit number of processed chunks */
		struct {
			__u32 limit_min;
			__u32 limit_max;
		};
	};

/*
	 * Process chunks that cross stripes_min..stripes_max devices,
	 * BTRFS_BALANCE_ARGS_STRIPES_RANGE
	 */
	__le32 stripes_min;
	__le32 stripes_max;

__u64 unused[6];
} __attribute__ ((__packed__));

/* report balance progress to userspace */
struct btrfs_balance_progress {
	__u64 expected;		/* estimated # of chunks that will be
				 * relocated to fulfill the request */
	__u64 considered;	/* # of chunks we have considered so far */
	__u64 completed;	/* # of chunks relocated so far */
};

/*
 * flags definition for balance
 *
 * Restriper's general type filter
 *
 * Used by:
 * btrfs_ioctl_balance_args.flags
 * btrfs_balance_control.flags (internal)
 */
#define BTRFS_BALANCE_DATA		(1ULL << 0)
#define BTRFS_BALANCE_SYSTEM		(1ULL << 1)
#define BTRFS_BALANCE_METADATA		(1ULL << 2)

#define BTRFS_BALANCE_TYPE_MASK		(BTRFS_BALANCE_DATA |	    \
					 BTRFS_BALANCE_SYSTEM |	    \
					 BTRFS_BALANCE_METADATA)

#define BTRFS_BALANCE_FORCE		(1ULL << 3)
#define BTRFS_BALANCE_RESUME		(1ULL << 4)

/*
 * flags definitions for per-type balance args
 *
 * Balance filters
 *
 * Used by:
 * struct btrfs_balance_args
 */
#define BTRFS_BALANCE_ARGS_PROFILES	(1ULL << 0)
#define BTRFS_BALANCE_ARGS_USAGE	(1ULL << 1)
#define BTRFS_BALANCE_ARGS_DEVID	(1ULL << 2)
#define BTRFS_BALANCE_ARGS_DRANGE	(1ULL << 3)
#define BTRFS_BALANCE_ARGS_VRANGE	(1ULL << 4)
#define BTRFS_BALANCE_ARGS_LIMIT	(1ULL << 5)
#define BTRFS_BALANCE_ARGS_LIMIT_RANGE	(1ULL << 6)
#define BTRFS_BALANCE_ARGS_STRIPES_RANGE (1ULL << 7)
#define BTRFS_BALANCE_ARGS_USAGE_RANGE	(1ULL << 10)

/*
 * Profile changing flags.  When SOFT is set we won't relocate chunk if
 * it already has the target profile (even though it may be
 * half-filled).
 */
#define BTRFS_BALANCE_ARGS_CONVERT	(1ULL << 8)
#define BTRFS_BALANCE_ARGS_SOFT		(1ULL << 9)

/*
 * flags definition for balance state
 *
 * Used by:
 * struct btrfs_ioctl_balance_args.state
 */
#define BTRFS_BALANCE_STATE_RUNNING	(1ULL << 0)
#define BTRFS_BALANCE_STATE_PAUSE_REQ	(1ULL << 1)
#define BTRFS_BALANCE_STATE_CANCEL_REQ	(1ULL << 2)

struct btrfs_ioctl_balance_args {
	__u64 flags;				/* in/out */
	__u64 state;				/* out */

struct btrfs_balance_args data;		/* in/out */
	struct btrfs_balance_args meta;		/* in/out */
	struct btrfs_balance_args sys;		/* in/out */

struct btrfs_balance_progress stat;	/* out */

__u64 unused[72];			/* pad to 1k */
};

#define BTRFS_INO_LOOKUP_PATH_MAX 4080
struct btrfs_ioctl_ino_lookup_args {
	__u64 treeid;
	__u64 objectid;
	char name[BTRFS_INO_LOOKUP_PATH_MAX];
};

struct btrfs_ioctl_search_key {
	/* which root are we searching.  0 is the tree of tree roots */
	__u64 tree_id;

/* keys returned will be >= min and <= max */
	__u64 min_objectid;
	__u64 max_objectid;

/* keys returned will be >= min and <= max */
	__u64 min_offset;
	__u64 max_offset;

/* max and min transids to search for */
	__u64 min_transid;
	__u64 max_transid;

/* keys returned will be >= min and <= max */
	__u32 min_type;
	__u32 max_type;

/*
	 * how many items did userland ask for, and how many are we
	 * returning
	 */
	__u32 nr_items;

/* align to 64 bits */
	__u32 unused;

/* some extra for later */
	__u64 unused1;
	__u64 unused2;
	__u64 unused3;
	__u64 unused4;
};

struct btrfs_ioctl_search_header {
	__u64 transid;
	__u64 objectid;
	__u64 offset;
	__u32 type;
	__u32 len;
};

#define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
/*
 * the buf is an array of search headers where
 * each header is followed by the actual item
 * the type field is expanded to 32 bits for alignment
 */
struct btrfs_ioctl_search_args {
	struct btrfs_ioctl_search_key key;
	char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
};

struct btrfs_ioctl_search_args_v2 {
	struct btrfs_ioctl_search_key key; /* in/out - search parameters */
	__u64 buf_size;		   /* in - size of buffer
					    * out - on EOVERFLOW: needed size
					    *       to store item */
	__u64 buf[0];                       /* out - found items */
};

struct btrfs_ioctl_clone_range_args {
  __s64 src_fd;
  __u64 src_offset, src_length;
  __u64 dest_offset;
};

/*
 * flags definition for the defrag range ioctl
 *
 * Used by:
 * struct btrfs_ioctl_defrag_range_args.flags
 */
#define BTRFS_DEFRAG_RANGE_COMPRESS 1
#define BTRFS_DEFRAG_RANGE_START_IO 2
struct btrfs_ioctl_defrag_range_args {
	/* start of the defrag operation */
	__u64 start;

/* number of bytes to defrag, use (u64)-1 to say all */
	__u64 len;

/*
	 * flags for the operation, which can include turning
	 * on compression for this one defrag
	 */
	__u64 flags;

/*
	 * any extent bigger than this will be considered
	 * already defragged.  Use 0 to take the kernel default
	 * Use 1 to say every single extent must be rewritten
	 */
	__u32 extent_thresh;

/*
	 * which compression method to use if turning on compression
	 * for this defrag operation.  If unspecified, zlib will
	 * be used
	 */
	__u32 compress_type;

/* spare for later */
	__u32 unused[4];
};

#define BTRFS_SAME_DATA_DIFFERS	1
/* For extent-same ioctl */
struct btrfs_ioctl_same_extent_info {
	__s64 fd;		/* in - destination file */
	__u64 logical_offset;	/* in - start of extent in destination */
	__u64 bytes_deduped;	/* out - total # of bytes we were able
				 * to dedupe from this file */
	/* status of this dedupe operation:
	 * 0 if dedup succeeds
	 * < 0 for error
	 * == BTRFS_SAME_DATA_DIFFERS if data differs
	 */
	__s32 status;		/* out - see above description */
	__u32 reserved;
};

struct btrfs_ioctl_same_args {
	__u64 logical_offset;	/* in - start of extent in source */
	__u64 length;		/* in - length of extent */
	__u16 dest_count;	/* in - total elements in info array */
	__u16 reserved1;
	__u32 reserved2;
	struct btrfs_ioctl_same_extent_info info[0];
};

struct btrfs_ioctl_space_info {
	__u64 flags;
	__u64 total_bytes;
	__u64 used_bytes;
};

struct btrfs_ioctl_space_args {
	__u64 space_slots;
	__u64 total_spaces;
	struct btrfs_ioctl_space_info spaces[0];
};

struct btrfs_data_container {
	__u32	bytes_left;	/* out -- bytes not needed to deliver output */
	__u32	bytes_missing;	/* out -- additional bytes needed for result */
	__u32	elem_cnt;	/* out */
	__u32	elem_missed;	/* out */
	__u64	val[0];		/* out */
};

struct btrfs_ioctl_ino_path_args {
	__u64				inum;		/* in */
	__u64				size;		/* in */
	__u64				reserved[4];
	/* struct btrfs_data_container	*fspath;	   out */
	__u64				fspath;		/* out */
};

struct btrfs_ioctl_logical_ino_args {
	__u64				logical;	/* in */
	__u64				size;		/* in */
	__u64				reserved[4];
	/* struct btrfs_data_container	*inodes;	out   */
	__u64				inodes;
};

enum btrfs_dev_stat_values {
	/* disk I/O failure stats */
	BTRFS_DEV_STAT_WRITE_ERRS, /* EIO or EREMOTEIO from lower layers */
	BTRFS_DEV_STAT_READ_ERRS, /* EIO or EREMOTEIO from lower layers */
	BTRFS_DEV_STAT_FLUSH_ERRS, /* EIO or EREMOTEIO from lower layers */

/* stats for indirect indications for I/O failures */
	BTRFS_DEV_STAT_CORRUPTION_ERRS, /* checksum error, bytenr error or
					 * contents is illegal: this is an
					 * indication that the block was damaged
					 * during read or write, or written to
					 * wrong location or read from wrong
					 * location */
	BTRFS_DEV_STAT_GENERATION_ERRS, /* an indication that blocks have not
					 * been written */

BTRFS_DEV_STAT_VALUES_MAX
};

/* Reset statistics after reading; needs SYS_ADMIN capability */
#define	BTRFS_DEV_STATS_RESET		(1ULL << 0)

struct btrfs_ioctl_get_dev_stats {
	__u64 devid;				/* in */
	__u64 nr_items;				/* in/out */
	__u64 flags;				/* in/out */

/* out values: */
	__u64 values[BTRFS_DEV_STAT_VALUES_MAX];

__u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; /* pad to 1k */
};

#define BTRFS_QUOTA_CTL_ENABLE	1
#define BTRFS_QUOTA_CTL_DISABLE	2
#define BTRFS_QUOTA_CTL_RESCAN__NOTUSED	3
struct btrfs_ioctl_quota_ctl_args {
	__u64 cmd;
	__u64 status;
};

struct btrfs_ioctl_quota_rescan_args {
	__u64	flags;
	__u64   progress;
	__u64   reserved[6];
};

struct btrfs_ioctl_qgroup_assign_args {
	__u64 assign;
	__u64 src;
	__u64 dst;
};

struct btrfs_ioctl_qgroup_create_args {
	__u64 create;
	__u64 qgroupid;
};
struct btrfs_ioctl_timespec {
	__u64 sec;
	__u32 nsec;
};

struct btrfs_ioctl_received_subvol_args {
	char	uuid[BTRFS_UUID_SIZE];	/* in */
	__u64	stransid;		/* in */
	__u64	rtransid;		/* out */
	struct btrfs_ioctl_timespec stime; /* in */
	struct btrfs_ioctl_timespec rtime; /* out */
	__u64	flags;			/* in */
	__u64	reserved[16];		/* in */
};

/*
 * Caller doesn't want file data in the send stream, even if the
 * search of clone sources doesn't find an extent. UPDATE_EXTENT
 * commands will be sent instead of WRITE commands.
 */
#define BTRFS_SEND_FLAG_NO_FILE_DATA		0x1

/*
 * Do not add the leading stream header. Used when multiple snapshots
 * are sent back to back.
 */
#define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER	0x2

/*
 * Omit the command at the end of the stream that indicated the end
 * of the stream. This option is used when multiple snapshots are
 * sent back to back.
 */
#define BTRFS_SEND_FLAG_OMIT_END_CMD		0x4

#define BTRFS_SEND_FLAG_MASK \
	(BTRFS_SEND_FLAG_NO_FILE_DATA | \
	 BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | \
	 BTRFS_SEND_FLAG_OMIT_END_CMD)

struct btrfs_ioctl_send_args {
	__s64 send_fd;			/* in */
	__u64 clone_sources_count;	/* in */
	__u64 *clone_sources;	/* in */
	__u64 parent_root;		/* in */
	__u64 flags;			/* in */
	__u64 reserved[4];		/* in */
};

/* Error codes as returned by the kernel */
enum btrfs_err_code {
	notused,
	BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET,
	BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET,
	BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET,
	BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET,
	BTRFS_ERROR_DEV_TGT_REPLACE,
	BTRFS_ERROR_DEV_MISSING_NOT_FOUND,
	BTRFS_ERROR_DEV_ONLY_WRITABLE,
	BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS
};
/* An error code to error string mapping for the kernel
*  error codes
*/
static __inline__ char *btrfs_err_str(enum btrfs_err_code err_code)
{
	switch (err_code) {
		case BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET:
			return "unable to go below two devices on raid1";
		case BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET:
			return "unable to go below four devices on raid10";
		case BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET:
			return "unable to go below two devices on raid5";
		case BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET:
			return "unable to go below three devices on raid6";
		case BTRFS_ERROR_DEV_TGT_REPLACE:
			return "unable to remove the dev_replace target dev";
		case BTRFS_ERROR_DEV_MISSING_NOT_FOUND:
			return "no missing devices found to remove";
		case BTRFS_ERROR_DEV_ONLY_WRITABLE:
			return "unable to remove the only writeable device";
		case BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS:
			return "add/delete/balance/replace/resize operation "\
				"in progress";
		default:
			return NULL;
	}
}

#define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, \
				   struct btrfs_ioctl_vol_args)
/* trans start and trans end are dangerous, and only for
 * use by applications that know how to avoid the
 * resulting deadlocks
 */
#define BTRFS_IOC_TRANS_START  _IO(BTRFS_IOCTL_MAGIC, 6)
#define BTRFS_IOC_TRANS_END    _IO(BTRFS_IOCTL_MAGIC, 7)
#define BTRFS_IOC_SYNC         _IO(BTRFS_IOCTL_MAGIC, 8)

#define BTRFS_IOC_CLONE        _IOW(BTRFS_IOCTL_MAGIC, 9, int)
#define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, \
				   struct btrfs_ioctl_vol_args)

#define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \
				  struct btrfs_ioctl_clone_range_args)

#define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
				   struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
				struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, \
				struct btrfs_ioctl_defrag_range_args)
#define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \
				   struct btrfs_ioctl_search_args)
#define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, \
					   struct btrfs_ioctl_search_args_v2)
#define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \
				   struct btrfs_ioctl_ino_lookup_args)
#define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64)
#define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, \
				    struct btrfs_ioctl_space_args)
#define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64)
#define BTRFS_IOC_WAIT_SYNC  _IOW(BTRFS_IOCTL_MAGIC, 22, __u64)
#define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
				   struct btrfs_ioctl_vol_args_v2)
#define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, \
				   struct btrfs_ioctl_vol_args_v2)
#define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
#define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
#define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \
			      struct btrfs_ioctl_scrub_args)
#define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28)
#define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, \
				       struct btrfs_ioctl_scrub_args)
#define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
				 struct btrfs_ioctl_dev_info_args)
#define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
			       struct btrfs_ioctl_fs_info_args)
#define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, \
				   struct btrfs_ioctl_balance_args)
#define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int)
#define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, \
					struct btrfs_ioctl_balance_args)
#define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, \
					struct btrfs_ioctl_ino_path_args)
#define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, \
					struct btrfs_ioctl_ino_path_args)
#define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, \
				struct btrfs_ioctl_received_subvol_args)
#define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args)
#define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
				     struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \
			       struct btrfs_ioctl_quota_ctl_args)
#define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, \
			       struct btrfs_ioctl_qgroup_assign_args)
#define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, \
			       struct btrfs_ioctl_qgroup_create_args)
#define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \
			       struct btrfs_ioctl_qgroup_limit_args)
#define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, \
			       struct btrfs_ioctl_quota_rescan_args)
#define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, \
			       struct btrfs_ioctl_quota_rescan_args)
#define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46)
#define BTRFS_IOC_GET_FSLABEL _IOR(BTRFS_IOCTL_MAGIC, 49, \
				   char[BTRFS_LABEL_SIZE])
#define BTRFS_IOC_SET_FSLABEL _IOW(BTRFS_IOCTL_MAGIC, 50, \
				   char[BTRFS_LABEL_SIZE])
#define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, \
				      struct btrfs_ioctl_get_dev_stats)
#define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, \
				    struct btrfs_ioctl_dev_replace_args)
#define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, \
					 struct btrfs_ioctl_same_args)
#define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
				   struct btrfs_ioctl_feature_flags)
#define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, \
				   struct btrfs_ioctl_feature_flags[2])
#define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
				   struct btrfs_ioctl_feature_flags[3])
#define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, \
				   struct btrfs_ioctl_vol_args_v2)

#endif /* _LINUX_BTRFS_H */

${this.title}

Code Editor : btrfs.h