FM / linux

/usr/include/linux

Name	Size	Mode	Actions
android/	-	0755	rm
byteorder/	-	0755	rm
caif/	-	0755	rm
can/	-	0755	rm
cifs/	-	0755	rm
dvb/	-	0755	rm
genwqe/	-	0755	rm
hdlc/	-	0755	rm
hsi/	-	0755	rm
iio/	-	0755	rm
isdn/	-	0755	rm
mmc/	-	0755	rm
netfilter/	-	0755	rm
netfilter_arp/	-	0755	rm
netfilter_bridge/	-	0755	rm
netfilter_ipv4/	-	0755	rm
netfilter_ipv6/	-	0755	rm
nfsd/	-	0755	rm
raid/	-	0755	rm
sched/	-	0755	rm
spi/	-	0755	rm
sunrpc/	-	0755	rm
tc_act/	-	0755	rm
tc_ematch/	-	0755	rm
usb/	-	0755	rm
wimax/	-	0755	rm
a.out.h	6892	0644	edit dl rm
acct.h	3733	0644	edit dl rm
adb.h	1140	0644	edit dl rm
adfs_fs.h	936	0644	edit dl rm
affs_hardblocks.h	1544	0644	edit dl rm
agpgart.h	3940	0644	edit dl rm
aio_abi.h	3417	0644	edit dl rm
am437x-vpfe.h	3681	0644	edit dl rm
apm_bios.h	3683	0644	edit dl rm
arcfb.h	213	0644	edit dl rm
arm_sdei.h	2751	0644	edit dl rm
aspeed-lpc-ctrl.h	1780	0644	edit dl rm
atalk.h	1023	0644	edit dl rm
atm.h	7888	0644	edit dl rm
atmapi.h	952	0644	edit dl rm
atmarp.h	1296	0644	edit dl rm
atmbr2684.h	3271	0644	edit dl rm
atmclip.h	576	0644	edit dl rm
atmdev.h	7677	0644	edit dl rm
atmioc.h	1646	0644	edit dl rm
atmlec.h	2381	0644	edit dl rm
atmmpc.h	4226	0644	edit dl rm
atmppp.h	639	0644	edit dl rm
atmsap.h	4970	0644	edit dl rm
atmsvc.h	1853	0644	edit dl rm
atm_eni.h	648	0644	edit dl rm
atm_he.h	406	0644	edit dl rm
atm_idt77105.h	955	0644	edit dl rm
atm_nicstar.h	1278	0644	edit dl rm
atm_tcp.h	1622	0644	edit dl rm
atm_zatm.h	1540	0644	edit dl rm
audit.h	20394	0644	edit dl rm
auto_dev-ioctl.h	4986	0644	edit dl rm
auto_fs.h	6428	0644	edit dl rm
auto_fs4.h	451	0644	edit dl rm
auxvec.h	1597	0644	edit dl rm
ax25.h	2824	0644	edit dl rm
b1lli.h	1717	0644	edit dl rm
batadv_packet.h	20495	0644	edit dl rm
batman_adv.h	11977	0644	edit dl rm
baycom.h	883	0644	edit dl rm
bcache.h	8366	0644	edit dl rm
bcm933xx_hcs.h	419	0644	edit dl rm
bfs_fs.h	1893	0644	edit dl rm
binfmts.h	628	0644	edit dl rm
blkpg.h	904	0644	edit dl rm
blktrace_api.h	4701	0644	edit dl rm
blkzoned.h	6608	0644	edit dl rm
bpf.h	228660	0644	edit dl rm
bpfilter.h	465	0644	edit dl rm
bpf_common.h	1367	0644	edit dl rm
bpf_perf_event.h	529	0644	edit dl rm
bpqether.h	981	0644	edit dl rm
bsg.h	2494	0644	edit dl rm
bt-bmc.h	572	0644	edit dl rm
btf.h	4796	0644	edit dl rm
btrfs.h	28913	0644	edit dl rm
btrfs_tree.h	25285	0644	edit dl rm
can.h	7881	0644	edit dl rm
capability.h	13521	0644	edit dl rm
capi.h	3124	0644	edit dl rm
cciss_defs.h	3281	0644	edit dl rm
cciss_ioctl.h	2761	0644	edit dl rm
cdrom.h	28859	0644	edit dl rm
cec-funcs.h	53901	0644	edit dl rm
cec.h	37691	0644	edit dl rm
cfm_bridge.h	1456	0644	edit dl rm
cgroupstats.h	2219	0644	edit dl rm
chio.h	5344	0644	edit dl rm
close_range.h	377	0644	edit dl rm
cm4000_cs.h	1806	0644	edit dl rm
cn_proc.h	3456	0644	edit dl rm
coda.h	17505	0644	edit dl rm
coda_psdev.h	783	0644	edit dl rm
coff.h	12476	0644	edit dl rm
connector.h	2253	0644	edit dl rm
const.h	788	0644	edit dl rm
coresight-stm.h	674	0644	edit dl rm
cramfs_fs.h	3555	0644	edit dl rm
cryptouser.h	3392	0644	edit dl rm
cuda.h	905	0644	edit dl rm
cyclades.h	17108	0644	edit dl rm
cycx_cfm.h	2990	0644	edit dl rm
dcbnl.h	25238	0644	edit dl rm
dccp.h	6436	0644	edit dl rm
devlink.h	21556	0644	edit dl rm
dlm.h	2553	0644	edit dl rm
dlmconstants.h	5080	0644	edit dl rm
dlm_device.h	2543	0644	edit dl rm
dlm_netlink.h	1159	0644	edit dl rm
dlm_plock.h	894	0644	edit dl rm
dm-ioctl.h	11400	0644	edit dl rm
dm-log-userspace.h	15191	0644	edit dl rm
dma-buf.h	5247	0644	edit dl rm
dn.h	4642	0644	edit dl rm
dqblk_xfs.h	9245	0644	edit dl rm
edd.h	5604	0644	edit dl rm
efs_fs_sb.h	2227	0644	edit dl rm
elf-em.h	2187	0644	edit dl rm
elf-fdpic.h	1124	0644	edit dl rm
elf.h	13471	0644	edit dl rm
elfcore.h	2995	0644	edit dl rm
errno.h	23	0644	edit dl rm
errqueue.h	1477	0644	edit dl rm
erspan.h	1059	0644	edit dl rm
ethtool.h	83855	0644	edit dl rm
ethtool_netlink.h	22826	0644	edit dl rm
eventpoll.h	2734	0644	edit dl rm
fadvise.h	842	0644	edit dl rm
falloc.h	3584	0644	edit dl rm
fanotify.h	5341	0644	edit dl rm
fb.h	16477	0644	edit dl rm
fcntl.h	4174	0644	edit dl rm
fd.h	11672	0644	edit dl rm
fdreg.h	5420	0644	edit dl rm
fib_rules.h	2036	0644	edit dl rm
fiemap.h	2775	0644	edit dl rm
filter.h	2216	0644	edit dl rm
firewire-cdev.h	43886	0644	edit dl rm
firewire-constants.h	3231	0644	edit dl rm
flat.h	2148	0644	edit dl rm
fou.h	694	0644	edit dl rm
fpga-dfl.h	8728	0644	edit dl rm
fs.h	13424	0644	edit dl rm
fsl_hypervisor.h	7301	0644	edit dl rm
fsmap.h	4393	0644	edit dl rm
fuse.h	23473	0644	edit dl rm
futex.h	4993	0644	edit dl rm
gameport.h	897	0644	edit dl rm
genetlink.h	2175	0644	edit dl rm
gen_stats.h	1526	0644	edit dl rm
gfs2_ondisk.h	14743	0644	edit dl rm
gigaset_dev.h	1442	0644	edit dl rm
gpio.h	6751	0644	edit dl rm
gsmmux.h	1041	0644	edit dl rm
gtp.h	681	0644	edit dl rm
hash_info.h	921	0644	edit dl rm
hdlc.h	637	0644	edit dl rm
hdlcdrv.h	2908	0644	edit dl rm
hdreg.h	22703	0644	edit dl rm
hid.h	1901	0644	edit dl rm
hiddev.h	6345	0644	edit dl rm
hidraw.h	1993	0644	edit dl rm
hpet.h	743	0644	edit dl rm
hsr_netlink.h	1081	0644	edit dl rm
hw_breakpoint.h	742	0644	edit dl rm
hyperv.h	11152	0644	edit dl rm
hysdn_if.h	1382	0644	edit dl rm
i2c-dev.h	2612	0644	edit dl rm
i2c.h	7132	0644	edit dl rm
i2o-dev.h	11555	0644	edit dl rm
i8k.h	1528	0644	edit dl rm
icmp.h	2975	0644	edit dl rm
icmpv6.h	4038	0644	edit dl rm
idxd.h	8417	0644	edit dl rm
if.h	10901	0644	edit dl rm
ife.h	351	0644	edit dl rm
if_addr.h	1886	0644	edit dl rm
if_addrlabel.h	721	0644	edit dl rm
if_alg.h	946	0644	edit dl rm
if_arcnet.h	3717	0644	edit dl rm
if_arp.h	6577	0644	edit dl rm
if_bonding.h	5291	0644	edit dl rm
if_bridge.h	19514	0644	edit dl rm
if_cablemodem.h	986	0644	edit dl rm
if_eql.h	1349	0644	edit dl rm
if_ether.h	8248	0644	edit dl rm
if_fc.h	1738	0644	edit dl rm
if_fddi.h	3748	0644	edit dl rm
if_frad.h	3019	0644	edit dl rm
if_hippi.h	4235	0644	edit dl rm
if_infiniband.h	1245	0644	edit dl rm
if_link.h	31005	0644	edit dl rm
if_ltalk.h	210	0644	edit dl rm
if_macsec.h	5832	0644	edit dl rm
if_packet.h	7919	0644	edit dl rm
if_phonet.h	424	0644	edit dl rm
if_plip.h	660	0644	edit dl rm
if_ppp.h	29	0644	edit dl rm
if_pppol2tp.h	3292	0644	edit dl rm
if_pppox.h	4879	0644	edit dl rm
if_slip.h	872	0644	edit dl rm
if_team.h	2600	0644	edit dl rm
if_tun.h	4098	0644	edit dl rm
if_tunnel.h	4512	0644	edit dl rm
if_vlan.h	1831	0644	edit dl rm
if_x25.h	881	0644	edit dl rm
if_xdp.h	3011	0644	edit dl rm
igmp.h	3064	0644	edit dl rm
ila.h	1246	0644	edit dl rm
in.h	10014	0644	edit dl rm
in6.h	7438	0644	edit dl rm
inet_diag.h	4672	0644	edit dl rm
inotify.h	3292	0644	edit dl rm
input-event-codes.h	28606	0644	edit dl rm
input.h	15985	0644	edit dl rm
in_route.h	936	0644	edit dl rm
ioctl.h	163	0644	edit dl rm
iommu.h	4904	0644	edit dl rm
io_uring.h	6207	0644	edit dl rm
ip.h	4728	0644	edit dl rm
ip6_tunnel.h	1953	0644	edit dl rm
ipc.h	2101	0644	edit dl rm
ipmi.h	15442	0644	edit dl rm
ipmi_bmc.h	464	0644	edit dl rm
ipmi_msgdefs.h	3430	0644	edit dl rm
ipmi_ssif_bmc.h	441	0644	edit dl rm
ipsec.h	947	0644	edit dl rm
ipv6.h	3967	0644	edit dl rm
ipv6_route.h	1908	0644	edit dl rm
ipx.h	2347	0644	edit dl rm
ip_vs.h	13631	0644	edit dl rm
irqnr.h	104	0644	edit dl rm
isdn.h	5774	0644	edit dl rm
isdnif.h	2370	0644	edit dl rm
isdn_divertif.h	1200	0644	edit dl rm
isdn_ppp.h	1923	0644	edit dl rm
iso_fs.h	6485	0644	edit dl rm
isst_if.h	5384	0644	edit dl rm
ivtv.h	3022	0644	edit dl rm
ivtvfb.h	1207	0644	edit dl rm
jffs2.h	7018	0644	edit dl rm
joystick.h	3434	0644	edit dl rm
kcm.h	822	0644	edit dl rm
kcmp.h	522	0644	edit dl rm
kcov.h	1099	0644	edit dl rm
kd.h	6253	0644	edit dl rm
kdev_t.h	383	0644	edit dl rm
kernel-page-flags.h	900	0644	edit dl rm
kernel.h	438	0644	edit dl rm
kernelcapi.h	1019	0644	edit dl rm
kexec.h	1835	0644	edit dl rm
keyboard.h	12783	0644	edit dl rm
keyctl.h	3500	0644	edit dl rm
kfd_ioctl.h	28814	0644	edit dl rm
kfd_sysfs.h	4350	0644	edit dl rm
kvm.h	61561	0644	edit dl rm
kvm_para.h	1001	0644	edit dl rm
l2tp.h	5591	0644	edit dl rm
libc-compat.h	8289	0644	edit dl rm
lightnvm.h	5042	0644	edit dl rm
limits.h	937	0644	edit dl rm
lirc.h	7813	0644	edit dl rm
llc.h	3164	0644	edit dl rm
loop.h	3497	0644	edit dl rm
lp.h	4190	0644	edit dl rm
lwtunnel.h	2179	0644	edit dl rm
magic.h	3531	0644	edit dl rm
major.h	4713	0644	edit dl rm
map_to_7segment.h	7251	0644	edit dl rm
matroxfb.h	1464	0644	edit dl rm
max2175.h	1035	0644	edit dl rm
mdio.h	17272	0644	edit dl rm
media-bus-format.h	6411	0644	edit dl rm
media.h	11382	0644	edit dl rm
mei.h	3475	0644	edit dl rm
membarrier.h	7899	0644	edit dl rm
memfd.h	1324	0644	edit dl rm
mempolicy.h	2231	0644	edit dl rm
meye.h	2529	0644	edit dl rm
mic_common.h	6519	0644	edit dl rm
mic_ioctl.h	2252	0644	edit dl rm
mii.h	9496	0644	edit dl rm
minix_fs.h	2122	0644	edit dl rm
mman.h	1385	0644	edit dl rm
mmtimer.h	2117	0644	edit dl rm
module.h	255	0644	edit dl rm
mount.h	4546	0644	edit dl rm
mpls.h	2302	0644	edit dl rm
mpls_iptunnel.h	761	0644	edit dl rm
mptcp.h	5608	0644	edit dl rm
mqueue.h	2201	0644	edit dl rm
mroute.h	5427	0644	edit dl rm
mroute6.h	4577	0644	edit dl rm
mrp_bridge.h	1708	0644	edit dl rm
msdos_fs.h	6963	0644	edit dl rm
msg.h	3374	0644	edit dl rm
mtio.h	8175	0644	edit dl rm
nbd-netlink.h	2408	0644	edit dl rm
nbd.h	3024	0644	edit dl rm
ncsi.h	3880	0644	edit dl rm
ndctl.h	6866	0644	edit dl rm
neighbour.h	5138	0644	edit dl rm
net.h	2085	0644	edit dl rm
netconf.h	614	0644	edit dl rm
netdevice.h	2253	0644	edit dl rm
netfilter.h	1820	0644	edit dl rm
netfilter_arp.h	445	0644	edit dl rm
netfilter_bridge.h	1168	0644	edit dl rm
netfilter_decnet.h	1979	0644	edit dl rm
netfilter_ipv4.h	2169	0644	edit dl rm
netfilter_ipv6.h	2189	0644	edit dl rm
netlink.h	11495	0644	edit dl rm
netlink_diag.h	1524	0644	edit dl rm
netrom.h	807	0644	edit dl rm
net_dropmon.h	2922	0644	edit dl rm
net_namespace.h	715	0644	edit dl rm
net_tstamp.h	5806	0644	edit dl rm
nexthop.h	1534	0644	edit dl rm
nfc.h	11209	0644	edit dl rm
nfs.h	4500	0644	edit dl rm
nfs2.h	1468	0644	edit dl rm
nfs3.h	2453	0644	edit dl rm
nfs4.h	6599	0644	edit dl rm
nfs4_mount.h	1932	0644	edit dl rm
nfsacl.h	718	0644	edit dl rm
nfs_fs.h	1641	0644	edit dl rm
nfs_idmap.h	2243	0644	edit dl rm
nfs_mount.h	2142	0644	edit dl rm
nilfs2_api.h	7589	0644	edit dl rm
nilfs2_ondisk.h	18033	0644	edit dl rm
nitro_enclaves.h	13152	0644	edit dl rm
nl80211.h	335264	0644	edit dl rm
nsfs.h	639	0644	edit dl rm
nubus.h	8191	0644	edit dl rm
nvme_ioctl.h	2112	0644	edit dl rm
nvram.h	532	0644	edit dl rm
n_r3964.h	2410	0644	edit dl rm
omap3isp.h	20853	0644	edit dl rm
omapfb.h	5918	0644	edit dl rm
oom.h	511	0644	edit dl rm
openat2.h	1289	0644	edit dl rm
openvswitch.h	40184	0644	edit dl rm
packet_diag.h	1672	0644	edit dl rm
param.h	141	0644	edit dl rm
parport.h	3644	0644	edit dl rm
patchkey.h	892	0644	edit dl rm
pci.h	1380	0644	edit dl rm
pcitest.h	711	0644	edit dl rm
pci_regs.h	57827	0644	edit dl rm
perf_event.h	40580	0644	edit dl rm
personality.h	2097	0644	edit dl rm
pfkeyv2.h	10569	0644	edit dl rm
pfrut.h	7987	0644	edit dl rm
pg.h	2394	0644	edit dl rm
phantom.h	1654	0644	edit dl rm
phonet.h	4677	0644	edit dl rm
pktcdvd.h	2687	0644	edit dl rm
pkt_cls.h	18511	0644	edit dl rm
pkt_sched.h	30296	0644	edit dl rm
pmu.h	5319	0644	edit dl rm
poll.h	22	0644	edit dl rm
posix_acl.h	1254	0644	edit dl rm
posix_acl_xattr.h	1115	0644	edit dl rm
posix_types.h	1098	0644	edit dl rm
ppdev.h	3211	0644	edit dl rm
ppp-comp.h	2527	0644	edit dl rm
ppp-ioctl.h	5475	0644	edit dl rm
ppp_defs.h	5107	0644	edit dl rm
pps.h	4734	0644	edit dl rm
pr.h	1073	0644	edit dl rm
prctl.h	8023	0644	edit dl rm
psample.h	2271	0644	edit dl rm
psci.h	4328	0644	edit dl rm
psp-sev.h	4586	0644	edit dl rm
ptp_clock.h	7456	0644	edit dl rm
ptrace.h	3674	0644	edit dl rm
qemu_fw_cfg.h	2469	0644	edit dl rm
qnx4_fs.h	2328	0644	edit dl rm
qnxtypes.h	624	0644	edit dl rm
qrtr.h	893	0644	edit dl rm
quota.h	6291	0644	edit dl rm
radeonfb.h	360	0644	edit dl rm
random.h	1370	0644	edit dl rm
raw.h	365	0644	edit dl rm
rds.h	9301	0644	edit dl rm
reboot.h	1343	0644	edit dl rm
reiserfs_fs.h	775	0644	edit dl rm
reiserfs_xattr.h	533	0644	edit dl rm
resource.h	2347	0644	edit dl rm
rfkill.h	6608	0644	edit dl rm
rio_cm_cdev.h	3248	0644	edit dl rm
rio_mport_cdev.h	9330	0644	edit dl rm
romfs_fs.h	1238	0644	edit dl rm
rose.h	2232	0644	edit dl rm
route.h	2332	0644	edit dl rm
rpmsg.h	544	0644	edit dl rm
rseq.h	4904	0644	edit dl rm
rtc.h	4009	0644	edit dl rm
rtnetlink.h	20201	0644	edit dl rm
rxrpc.h	5080	0644	edit dl rm
scc.h	4597	0644	edit dl rm
sched.h	2797	0644	edit dl rm
scif_ioctl.h	6382	0644	edit dl rm
screen_info.h	2479	0644	edit dl rm
sctp.h	35994	0644	edit dl rm
sdla.h	2839	0644	edit dl rm
seccomp.h	2257	0644	edit dl rm
securebits.h	2704	0644	edit dl rm
sed-opal.h	3275	0644	edit dl rm
seg6.h	1170	0644	edit dl rm
seg6_genl.h	589	0644	edit dl rm
seg6_hmac.h	423	0644	edit dl rm
seg6_iptunnel.h	927	0644	edit dl rm
seg6_local.h	2060	0644	edit dl rm
selinux_netlink.h	1195	0644	edit dl rm
sem.h	3043	0644	edit dl rm
serial.h	3866	0644	edit dl rm
serial_core.h	6245	0644	edit dl rm
serial_reg.h	15496	0644	edit dl rm
serio.h	2037	0644	edit dl rm
sev-guest.h	2303	0644	edit dl rm
shm.h	3785	0644	edit dl rm
signal.h	388	0644	edit dl rm
signalfd.h	1233	0644	edit dl rm
smc.h	8513	0644	edit dl rm
smc_diag.h	2728	0644	edit dl rm
smiapp.h	1058	0644	edit dl rm
snmp.h	13663	0644	edit dl rm
socket.h	901	0644	edit dl rm
sockios.h	6106	0644	edit dl rm
sock_diag.h	1301	0644	edit dl rm
sonet.h	2290	0644	edit dl rm
sonypi.h	5309	0644	edit dl rm
sound.h	1237	0644	edit dl rm
soundcard.h	46038	0644	edit dl rm
stat.h	6352	0644	edit dl rm
stddef.h	1532	0644	edit dl rm
stm.h	1275	0644	edit dl rm
string.h	238	0644	edit dl rm
suspend_ioctls.h	1431	0644	edit dl rm
swab.h	6921	0644	edit dl rm
switchtec_ioctl.h	5262	0644	edit dl rm
synclink.h	8985	0644	edit dl rm
sync_file.h	2883	0644	edit dl rm
sysctl.h	25842	0644	edit dl rm
sysinfo.h	1049	0644	edit dl rm
target_core_user.h	4633	0644	edit dl rm
taskstats.h	7180	0644	edit dl rm
tcp.h	9920	0644	edit dl rm
tcp_metrics.h	1549	0644	edit dl rm
tdx-guest.h	1305	0644	edit dl rm
tee.h	13165	0644	edit dl rm
termios.h	506	0644	edit dl rm
thermal.h	3309	0644	edit dl rm
time.h	1748	0644	edit dl rm
timerfd.h	936	0644	edit dl rm
times.h	278	0644	edit dl rm
timex.h	6403	0644	edit dl rm
time_types.h	1175	0644	edit dl rm
tiocl.h	1729	0644	edit dl rm
tipc.h	8825	0644	edit dl rm
tipc_config.h	14708	0644	edit dl rm
tipc_netlink.h	9395	0644	edit dl rm
tipc_sockets_diag.h	468	0644	edit dl rm
tls.h	4288	0644	edit dl rm
toshiba.h	1930	0644	edit dl rm
tty.h	1585	0644	edit dl rm
tty_flags.h	4527	0644	edit dl rm
types.h	1476	0644	edit dl rm
udf_fs_i.h	697	0644	edit dl rm
udp.h	1661	0644	edit dl rm
uhid.h	4648	0644	edit dl rm
uinput.h	9261	0644	edit dl rm
uio.h	732	0644	edit dl rm
uleds.h	798	0644	edit dl rm
ultrasound.h	4562	0644	edit dl rm
un.h	384	0644	edit dl rm
unistd.h	220	0644	edit dl rm
unix_diag.h	1253	0644	edit dl rm
usbdevice_fs.h	8317	0644	edit dl rm
usbip.h	640	0644	edit dl rm
userfaultfd.h	7774	0644	edit dl rm
userio.h	1516	0644	edit dl rm
utime.h	215	0644	edit dl rm
utsname.h	669	0644	edit dl rm
uuid.h	1356	0644	edit dl rm
uvcvideo.h	2635	0644	edit dl rm
v4l2-common.h	4177	0644	edit dl rm
v4l2-controls.h	51777	0644	edit dl rm
v4l2-dv-timings.h	31562	0644	edit dl rm
v4l2-mediabus.h	5101	0644	edit dl rm
v4l2-subdev.h	6096	0644	edit dl rm
vboxguest.h	8729	0644	edit dl rm
vbox_err.h	7257	0644	edit dl rm
vbox_vmmdev_types.h	8356	0644	edit dl rm
vdpa.h	1421	0644	edit dl rm
version.h	430	0644	edit dl rm
veth.h	224	0644	edit dl rm
vfio.h	52223	0644	edit dl rm
vfio_ccw.h	1317	0644	edit dl rm
vfio_zdev.h	2542	0644	edit dl rm
vhost.h	6418	0644	edit dl rm
vhost_types.h	3997	0644	edit dl rm
videodev2.h	90741	0644	edit dl rm
virtio_9p.h	2041	0644	edit dl rm
virtio_balloon.h	5274	0644	edit dl rm
virtio_blk.h	6797	0644	edit dl rm
virtio_bt.h	772	0644	edit dl rm
virtio_config.h	4005	0644	edit dl rm
virtio_console.h	3136	0644	edit dl rm
virtio_crypto.h	13874	0644	edit dl rm
virtio_fs.h	572	0644	edit dl rm
virtio_gpu.h	11454	0644	edit dl rm
virtio_ids.h	3269	0644	edit dl rm
virtio_input.h	2506	0644	edit dl rm
virtio_iommu.h	3783	0644	edit dl rm
virtio_mem.h	7157	0644	edit dl rm
virtio_mmio.h	4969	0644	edit dl rm
virtio_net.h	10549	0644	edit dl rm
virtio_pci.h	7406	0644	edit dl rm
virtio_ring.h	7497	0644	edit dl rm
virtio_rng.h	265	0644	edit dl rm
virtio_scsi.h	6035	0644	edit dl rm
virtio_snd.h	9304	0644	edit dl rm
virtio_types.h	2153	0644	edit dl rm
virtio_vsock.h	3086	0644	edit dl rm
vmcore.h	431	0644	edit dl rm
vm_sockets.h	6494	0644	edit dl rm
vm_sockets_diag.h	963	0644	edit dl rm
vsockmon.h	1885	0644	edit dl rm
vt.h	3059	0644	edit dl rm
vtpm_proxy.h	1719	0644	edit dl rm
wait.h	682	0644	edit dl rm
wanrouter.h	453	0644	edit dl rm
watchdog.h	2335	0644	edit dl rm
wimax.h	8371	0644	edit dl rm
wireless.h	42703	0644	edit dl rm
wmi.h	1886	0644	edit dl rm
x25.h	3562	0644	edit dl rm
xattr.h	2860	0644	edit dl rm
xdp_diag.h	1468	0644	edit dl rm
xfrm.h	11994	0644	edit dl rm
xilinx-v4l2-controls.h	2976	0644	edit dl rm
zorro.h	3296	0644	edit dl rm
zorro_ids.h	29963	0644	edit dl rm

Edit: /usr/include/linux/btrfs_tree.h (25285B)

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _BTRFS_CTREE_H_
#define _BTRFS_CTREE_H_

#include <linux/btrfs.h>
#include <linux/types.h>

/*
 * This header contains the structure definitions and constants used
 * by file system objects that can be retrieved using
 * the BTRFS_IOC_SEARCH_TREE ioctl.  That means basically anything that
 * is needed to describe a leaf node's key or item contents.
 */

/* holds pointers to all of the tree roots */
#define BTRFS_ROOT_TREE_OBJECTID 1ULL

/* stores information about which extents are in use, and reference counts */
#define BTRFS_EXTENT_TREE_OBJECTID 2ULL

/*
 * chunk tree stores translations from logical -> physical block numbering
 * the super block points to the chunk tree
 */
#define BTRFS_CHUNK_TREE_OBJECTID 3ULL

/*
 * stores information about which areas of a given device are in use.
 * one per device.  The tree of tree roots points to the device tree
 */
#define BTRFS_DEV_TREE_OBJECTID 4ULL

/* one per subvolume, storing files and directories */
#define BTRFS_FS_TREE_OBJECTID 5ULL

/* directory objectid inside the root tree */
#define BTRFS_ROOT_TREE_DIR_OBJECTID 6ULL

/* holds checksums of all the data extents */
#define BTRFS_CSUM_TREE_OBJECTID 7ULL

/* holds quota configuration and tracking */
#define BTRFS_QUOTA_TREE_OBJECTID 8ULL

/* for storing items that use the BTRFS_UUID_KEY* types */
#define BTRFS_UUID_TREE_OBJECTID 9ULL

/* tracks free space in block groups. */
#define BTRFS_FREE_SPACE_TREE_OBJECTID 10ULL

/* device stats in the device tree */
#define BTRFS_DEV_STATS_OBJECTID 0ULL

/* for storing balance parameters in the root tree */
#define BTRFS_BALANCE_OBJECTID -4ULL

/* orhpan objectid for tracking unlinked/truncated files */
#define BTRFS_ORPHAN_OBJECTID -5ULL

/* does write ahead logging to speed up fsyncs */
#define BTRFS_TREE_LOG_OBJECTID -6ULL
#define BTRFS_TREE_LOG_FIXUP_OBJECTID -7ULL

/* for space balancing */
#define BTRFS_TREE_RELOC_OBJECTID -8ULL
#define BTRFS_DATA_RELOC_TREE_OBJECTID -9ULL

/*
 * extent checksums all have this objectid
 * this allows them to share the logging tree
 * for fsyncs
 */
#define BTRFS_EXTENT_CSUM_OBJECTID -10ULL

/* For storing free space cache */
#define BTRFS_FREE_SPACE_OBJECTID -11ULL

/*
 * The inode number assigned to the special inode for storing
 * free ino cache
 */
#define BTRFS_FREE_INO_OBJECTID -12ULL

/* dummy objectid represents multiple objectids */
#define BTRFS_MULTIPLE_OBJECTIDS -255ULL

/*
 * All files have objectids in this range.
 */
#define BTRFS_FIRST_FREE_OBJECTID 256ULL
#define BTRFS_LAST_FREE_OBJECTID -256ULL
#define BTRFS_FIRST_CHUNK_TREE_OBJECTID 256ULL

/*
 * the device items go into the chunk tree.  The key is in the form
 * [ 1 BTRFS_DEV_ITEM_KEY device_id ]
 */
#define BTRFS_DEV_ITEMS_OBJECTID 1ULL

#define BTRFS_BTREE_INODE_OBJECTID 1

#define BTRFS_EMPTY_SUBVOL_DIR_OBJECTID 2

#define BTRFS_DEV_REPLACE_DEVID 0ULL

/*
 * inode items have the data typically returned from stat and store other
 * info about object characteristics.  There is one for every file and dir in
 * the FS
 */
#define BTRFS_INODE_ITEM_KEY		1
#define BTRFS_INODE_REF_KEY		12
#define BTRFS_INODE_EXTREF_KEY		13
#define BTRFS_XATTR_ITEM_KEY		24
#define BTRFS_ORPHAN_ITEM_KEY		48
/* reserve 2-15 close to the inode for later flexibility */

/*
 * dir items are the name -> inode pointers in a directory.  There is one
 * for every name in a directory.
 */
#define BTRFS_DIR_LOG_ITEM_KEY  60
#define BTRFS_DIR_LOG_INDEX_KEY 72
#define BTRFS_DIR_ITEM_KEY	84
#define BTRFS_DIR_INDEX_KEY	96
/*
 * extent data is for file data
 */
#define BTRFS_EXTENT_DATA_KEY	108

/*
 * extent csums are stored in a separate tree and hold csums for
 * an entire extent on disk.
 */
#define BTRFS_EXTENT_CSUM_KEY	128

/*
 * root items point to tree roots.  They are typically in the root
 * tree used by the super block to find all the other trees
 */
#define BTRFS_ROOT_ITEM_KEY	132

/*
 * root backrefs tie subvols and snapshots to the directory entries that
 * reference them
 */
#define BTRFS_ROOT_BACKREF_KEY	144

/*
 * root refs make a fast index for listing all of the snapshots and
 * subvolumes referenced by a given root.  They point directly to the
 * directory item in the root that references the subvol
 */
#define BTRFS_ROOT_REF_KEY	156

/*
 * extent items are in the extent map tree.  These record which blocks
 * are used, and how many references there are to each block
 */
#define BTRFS_EXTENT_ITEM_KEY	168

/*
 * The same as the BTRFS_EXTENT_ITEM_KEY, except it's metadata we already know
 * the length, so we save the level in key->offset instead of the length.
 */
#define BTRFS_METADATA_ITEM_KEY	169

#define BTRFS_TREE_BLOCK_REF_KEY	176

#define BTRFS_EXTENT_DATA_REF_KEY	178

#define BTRFS_EXTENT_REF_V0_KEY		180

#define BTRFS_SHARED_BLOCK_REF_KEY	182

#define BTRFS_SHARED_DATA_REF_KEY	184

/*
 * block groups give us hints into the extent allocation trees.  Which
 * blocks are free etc etc
 */
#define BTRFS_BLOCK_GROUP_ITEM_KEY 192

/*
 * Every block group is represented in the free space tree by a free space info
 * item, which stores some accounting information. It is keyed on
 * (block_group_start, FREE_SPACE_INFO, block_group_length).
 */
#define BTRFS_FREE_SPACE_INFO_KEY 198

/*
 * A free space extent tracks an extent of space that is free in a block group.
 * It is keyed on (start, FREE_SPACE_EXTENT, length).
 */
#define BTRFS_FREE_SPACE_EXTENT_KEY 199

/*
 * When a block group becomes very fragmented, we convert it to use bitmaps
 * instead of extents. A free space bitmap is keyed on
 * (start, FREE_SPACE_BITMAP, length); the corresponding item is a bitmap with
 * (length / sectorsize) bits.
 */
#define BTRFS_FREE_SPACE_BITMAP_KEY 200

#define BTRFS_DEV_EXTENT_KEY	204
#define BTRFS_DEV_ITEM_KEY	216
#define BTRFS_CHUNK_ITEM_KEY	228

/*
 * Records the overall state of the qgroups.
 * There's only one instance of this key present,
 * (0, BTRFS_QGROUP_STATUS_KEY, 0)
 */
#define BTRFS_QGROUP_STATUS_KEY         240
/*
 * Records the currently used space of the qgroup.
 * One key per qgroup, (0, BTRFS_QGROUP_INFO_KEY, qgroupid).
 */
#define BTRFS_QGROUP_INFO_KEY           242
/*
 * Contains the user configured limits for the qgroup.
 * One key per qgroup, (0, BTRFS_QGROUP_LIMIT_KEY, qgroupid).
 */
#define BTRFS_QGROUP_LIMIT_KEY          244
/*
 * Records the child-parent relationship of qgroups. For
 * each relation, 2 keys are present:
 * (childid, BTRFS_QGROUP_RELATION_KEY, parentid)
 * (parentid, BTRFS_QGROUP_RELATION_KEY, childid)
 */
#define BTRFS_QGROUP_RELATION_KEY       246

/*
 * Obsolete name, see BTRFS_TEMPORARY_ITEM_KEY.
 */
#define BTRFS_BALANCE_ITEM_KEY	248

/*
 * The key type for tree items that are stored persistently, but do not need to
 * exist for extended period of time. The items can exist in any tree.
 *
 * [subtype, BTRFS_TEMPORARY_ITEM_KEY, data]
 *
 * Existing items:
 *
 * - balance status item
 *   (BTRFS_BALANCE_OBJECTID, BTRFS_TEMPORARY_ITEM_KEY, 0)
 */
#define BTRFS_TEMPORARY_ITEM_KEY	248

/*
 * Obsolete name, see BTRFS_PERSISTENT_ITEM_KEY
 */
#define BTRFS_DEV_STATS_KEY		249

/*
 * The key type for tree items that are stored persistently and usually exist
 * for a long period, eg. filesystem lifetime. The item kinds can be status
 * information, stats or preference values. The item can exist in any tree.
 *
 * [subtype, BTRFS_PERSISTENT_ITEM_KEY, data]
 *
 * Existing items:
 *
 * - device statistics, store IO stats in the device tree, one key for all
 *   stats
 *   (BTRFS_DEV_STATS_OBJECTID, BTRFS_DEV_STATS_KEY, 0)
 */
#define BTRFS_PERSISTENT_ITEM_KEY	249

/*
 * Persistantly stores the device replace state in the device tree.
 * The key is built like this: (0, BTRFS_DEV_REPLACE_KEY, 0).
 */
#define BTRFS_DEV_REPLACE_KEY	250

/*
 * Stores items that allow to quickly map UUIDs to something else.
 * These items are part of the filesystem UUID tree.
 * The key is built like this:
 * (UUID_upper_64_bits, BTRFS_UUID_KEY*, UUID_lower_64_bits).
 */
#if BTRFS_UUID_SIZE != 16
#error "UUID items require BTRFS_UUID_SIZE == 16!"
#endif
#define BTRFS_UUID_KEY_SUBVOL	251	/* for UUIDs assigned to subvols */
#define BTRFS_UUID_KEY_RECEIVED_SUBVOL	252	/* for UUIDs assigned to
						 * received subvols */

/*
 * string items are for debugging.  They just store a short string of
 * data in the FS
 */
#define BTRFS_STRING_ITEM_KEY	253

/* 32 bytes in various csum fields */
#define BTRFS_CSUM_SIZE 32

/* csum types */
#define BTRFS_CSUM_TYPE_CRC32	0

/*
 * flags definitions for directory entry item type
 *
 * Used by:
 * struct btrfs_dir_item.type
 */
#define BTRFS_FT_UNKNOWN	0
#define BTRFS_FT_REG_FILE	1
#define BTRFS_FT_DIR		2
#define BTRFS_FT_CHRDEV		3
#define BTRFS_FT_BLKDEV		4
#define BTRFS_FT_FIFO		5
#define BTRFS_FT_SOCK		6
#define BTRFS_FT_SYMLINK	7
#define BTRFS_FT_XATTR		8
#define BTRFS_FT_MAX		9

/*
 * The key defines the order in the tree, and so it also defines (optimal)
 * block layout.
 *
 * objectid corresponds to the inode number.
 *
 * type tells us things about the object, and is a kind of stream selector.
 * so for a given inode, keys with type of 1 might refer to the inode data,
 * type of 2 may point to file data in the btree and type == 3 may point to
 * extents.
 *
 * offset is the starting byte offset for this key in the stream.
 *
 * btrfs_disk_key is in disk byte order.  struct btrfs_key is always
 * in cpu native order.  Otherwise they are identical and their sizes
 * should be the same (ie both packed)
 */
struct btrfs_disk_key {
	__le64 objectid;
	__u8 type;
	__le64 offset;
} __attribute__ ((__packed__));

struct btrfs_key {
	__u64 objectid;
	__u8 type;
	__u64 offset;
} __attribute__ ((__packed__));

struct btrfs_dev_item {
	/* the internal btrfs device id */
	__le64 devid;

/* size of the device */
	__le64 total_bytes;

/* bytes used */
	__le64 bytes_used;

/* optimal io alignment for this device */
	__le32 io_align;

/* optimal io width for this device */
	__le32 io_width;

/* minimal io size for this device */
	__le32 sector_size;

/* type and info about this device */
	__le64 type;

/* expected generation for this device */
	__le64 generation;

/*
	 * starting byte of this partition on the device,
	 * to allow for stripe alignment in the future
	 */
	__le64 start_offset;

/* grouping information for allocation decisions */
	__le32 dev_group;

/* seek speed 0-100 where 100 is fastest */
	__u8 seek_speed;

/* bandwidth 0-100 where 100 is fastest */
	__u8 bandwidth;

/* btrfs generated uuid for this device */
	__u8 uuid[BTRFS_UUID_SIZE];

/* uuid of FS who owns this device */
	__u8 fsid[BTRFS_UUID_SIZE];
} __attribute__ ((__packed__));

struct btrfs_stripe {
	__le64 devid;
	__le64 offset;
	__u8 dev_uuid[BTRFS_UUID_SIZE];
} __attribute__ ((__packed__));

struct btrfs_chunk {
	/* size of this chunk in bytes */
	__le64 length;

/* objectid of the root referencing this chunk */
	__le64 owner;

__le64 stripe_len;
	__le64 type;

/* optimal io alignment for this chunk */
	__le32 io_align;

/* optimal io width for this chunk */
	__le32 io_width;

/* minimal io size for this chunk */
	__le32 sector_size;

/* 2^16 stripes is quite a lot, a second limit is the size of a single
	 * item in the btree
	 */
	__le16 num_stripes;

/* sub stripes only matter for raid10 */
	__le16 sub_stripes;
	struct btrfs_stripe stripe;
	/* additional stripes go here */
} __attribute__ ((__packed__));

#define BTRFS_FREE_SPACE_EXTENT	1
#define BTRFS_FREE_SPACE_BITMAP	2

struct btrfs_free_space_entry {
	__le64 offset;
	__le64 bytes;
	__u8 type;
} __attribute__ ((__packed__));

struct btrfs_free_space_header {
	struct btrfs_disk_key location;
	__le64 generation;
	__le64 num_entries;
	__le64 num_bitmaps;
} __attribute__ ((__packed__));

#define BTRFS_HEADER_FLAG_WRITTEN	(1ULL << 0)
#define BTRFS_HEADER_FLAG_RELOC		(1ULL << 1)

/* Super block flags */
/* Errors detected */
#define BTRFS_SUPER_FLAG_ERROR		(1ULL << 2)

#define BTRFS_SUPER_FLAG_SEEDING	(1ULL << 32)
#define BTRFS_SUPER_FLAG_METADUMP	(1ULL << 33)
#define BTRFS_SUPER_FLAG_METADUMP_V2	(1ULL << 34)
#define BTRFS_SUPER_FLAG_CHANGING_FSID	(1ULL << 35)

/*
 * items in the extent btree are used to record the objectid of the
 * owner of the block and the number of references
 */

struct btrfs_extent_item {
	__le64 refs;
	__le64 generation;
	__le64 flags;
} __attribute__ ((__packed__));

struct btrfs_extent_item_v0 {
	__le32 refs;
} __attribute__ ((__packed__));

#define BTRFS_EXTENT_FLAG_DATA		(1ULL << 0)
#define BTRFS_EXTENT_FLAG_TREE_BLOCK	(1ULL << 1)

/* following flags only apply to tree blocks */

/* use full backrefs for extent pointers in the block */
#define BTRFS_BLOCK_FLAG_FULL_BACKREF	(1ULL << 8)

/*
 * this flag is only used internally by scrub and may be changed at any time
 * it is only declared here to avoid collisions
 */
#define BTRFS_EXTENT_FLAG_SUPER		(1ULL << 48)

struct btrfs_tree_block_info {
	struct btrfs_disk_key key;
	__u8 level;
} __attribute__ ((__packed__));

struct btrfs_extent_data_ref {
	__le64 root;
	__le64 objectid;
	__le64 offset;
	__le32 count;
} __attribute__ ((__packed__));

struct btrfs_shared_data_ref {
	__le32 count;
} __attribute__ ((__packed__));

struct btrfs_extent_inline_ref {
	__u8 type;
	__le64 offset;
} __attribute__ ((__packed__));

/* old style backrefs item */
struct btrfs_extent_ref_v0 {
	__le64 root;
	__le64 generation;
	__le64 objectid;
	__le32 count;
} __attribute__ ((__packed__));

/* dev extents record free space on individual devices.  The owner
 * field points back to the chunk allocation mapping tree that allocated
 * the extent.  The chunk tree uuid field is a way to double check the owner
 */
struct btrfs_dev_extent {
	__le64 chunk_tree;
	__le64 chunk_objectid;
	__le64 chunk_offset;
	__le64 length;
	__u8 chunk_tree_uuid[BTRFS_UUID_SIZE];
} __attribute__ ((__packed__));

struct btrfs_inode_ref {
	__le64 index;
	__le16 name_len;
	/* name goes here */
} __attribute__ ((__packed__));

struct btrfs_inode_extref {
	__le64 parent_objectid;
	__le64 index;
	__le16 name_len;
	__u8   name[0];
	/* name goes here */
} __attribute__ ((__packed__));

struct btrfs_timespec {
	__le64 sec;
	__le32 nsec;
} __attribute__ ((__packed__));

struct btrfs_inode_item {
	/* nfs style generation number */
	__le64 generation;
	/* transid that last touched this inode */
	__le64 transid;
	__le64 size;
	__le64 nbytes;
	__le64 block_group;
	__le32 nlink;
	__le32 uid;
	__le32 gid;
	__le32 mode;
	__le64 rdev;
	__le64 flags;

/* modification sequence number for NFS */
	__le64 sequence;

/*
	 * a little future expansion, for more than this we can
	 * just grow the inode item and version it
	 */
	__le64 reserved[4];
	struct btrfs_timespec atime;
	struct btrfs_timespec ctime;
	struct btrfs_timespec mtime;
	struct btrfs_timespec otime;
} __attribute__ ((__packed__));

struct btrfs_dir_log_item {
	__le64 end;
} __attribute__ ((__packed__));

struct btrfs_dir_item {
	struct btrfs_disk_key location;
	__le64 transid;
	__le16 data_len;
	__le16 name_len;
	__u8 type;
} __attribute__ ((__packed__));

#define BTRFS_ROOT_SUBVOL_RDONLY	(1ULL << 0)

/*
 * Internal in-memory flag that a subvolume has been marked for deletion but
 * still visible as a directory
 */
#define BTRFS_ROOT_SUBVOL_DEAD		(1ULL << 48)

struct btrfs_root_item {
	struct btrfs_inode_item inode;
	__le64 generation;
	__le64 root_dirid;
	__le64 bytenr;
	__le64 byte_limit;
	__le64 bytes_used;
	__le64 last_snapshot;
	__le64 flags;
	__le32 refs;
	struct btrfs_disk_key drop_progress;
	__u8 drop_level;
	__u8 level;

/*
	 * The following fields appear after subvol_uuids+subvol_times
	 * were introduced.
	 */

/*
	 * This generation number is used to test if the new fields are valid
	 * and up to date while reading the root item. Every time the root item
	 * is written out, the "generation" field is copied into this field. If
	 * anyone ever mounted the fs with an older kernel, we will have
	 * mismatching generation values here and thus must invalidate the
	 * new fields. See btrfs_update_root and btrfs_find_last_root for
	 * details.
	 * the offset of generation_v2 is also used as the start for the memset
	 * when invalidating the fields.
	 */
	__le64 generation_v2;
	__u8 uuid[BTRFS_UUID_SIZE];
	__u8 parent_uuid[BTRFS_UUID_SIZE];
	__u8 received_uuid[BTRFS_UUID_SIZE];
	__le64 ctransid; /* updated when an inode changes */
	__le64 otransid; /* trans when created */
	__le64 stransid; /* trans when sent. non-zero for received subvol */
	__le64 rtransid; /* trans when received. non-zero for received subvol */
	struct btrfs_timespec ctime;
	struct btrfs_timespec otime;
	struct btrfs_timespec stime;
	struct btrfs_timespec rtime;
	__le64 reserved[8]; /* for future */
} __attribute__ ((__packed__));

/*
 * this is used for both forward and backward root refs
 */
struct btrfs_root_ref {
	__le64 dirid;
	__le64 sequence;
	__le16 name_len;
} __attribute__ ((__packed__));

struct btrfs_disk_balance_args {
	/*
	 * profiles to operate on, single is denoted by
	 * BTRFS_AVAIL_ALLOC_BIT_SINGLE
	 */
	__le64 profiles;

/*
	 * usage filter
	 * BTRFS_BALANCE_ARGS_USAGE with a single value means '0..N'
	 * BTRFS_BALANCE_ARGS_USAGE_RANGE - range syntax, min..max
	 */
	union {
		__le64 usage;
		struct {
			__le32 usage_min;
			__le32 usage_max;
		};
	};

/* devid filter */
	__le64 devid;

/* devid subset filter [pstart..pend) */
	__le64 pstart;
	__le64 pend;

/* btrfs virtual address space subset filter [vstart..vend) */
	__le64 vstart;
	__le64 vend;

/*
	 * profile to convert to, single is denoted by
	 * BTRFS_AVAIL_ALLOC_BIT_SINGLE
	 */
	__le64 target;

/* BTRFS_BALANCE_ARGS_* */
	__le64 flags;

/*
	 * BTRFS_BALANCE_ARGS_LIMIT with value 'limit'
	 * BTRFS_BALANCE_ARGS_LIMIT_RANGE - the extend version can use minimum
	 * and maximum
	 */
	union {
		__le64 limit;
		struct {
			__le32 limit_min;
			__le32 limit_max;
		};
	};

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

__le64 unused[6];
} __attribute__ ((__packed__));

/*
 * store balance parameters to disk so that balance can be properly
 * resumed after crash or unmount
 */
struct btrfs_balance_item {
	/* BTRFS_BALANCE_* */
	__le64 flags;

struct btrfs_disk_balance_args data;
	struct btrfs_disk_balance_args meta;
	struct btrfs_disk_balance_args sys;

__le64 unused[4];
} __attribute__ ((__packed__));

#define BTRFS_FILE_EXTENT_INLINE 0
#define BTRFS_FILE_EXTENT_REG 1
#define BTRFS_FILE_EXTENT_PREALLOC 2
#define BTRFS_FILE_EXTENT_TYPES	2

struct btrfs_file_extent_item {
	/*
	 * transaction id that created this extent
	 */
	__le64 generation;
	/*
	 * max number of bytes to hold this extent in ram
	 * when we split a compressed extent we can't know how big
	 * each of the resulting pieces will be.  So, this is
	 * an upper limit on the size of the extent in ram instead of
	 * an exact limit.
	 */
	__le64 ram_bytes;

/*
	 * 32 bits for the various ways we might encode the data,
	 * including compression and encryption.  If any of these
	 * are set to something a given disk format doesn't understand
	 * it is treated like an incompat flag for reading and writing,
	 * but not for stat.
	 */
	__u8 compression;
	__u8 encryption;
	__le16 other_encoding; /* spare for later use */

/* are we __inline__ data or a real extent? */
	__u8 type;

/*
	 * disk space consumed by the extent, checksum blocks are included
	 * in these numbers
	 *
	 * At this offset in the structure, the __inline__ extent data start.
	 */
	__le64 disk_bytenr;
	__le64 disk_num_bytes;
	/*
	 * the logical offset in file blocks (no csums)
	 * this extent record is for.  This allows a file extent to point
	 * into the middle of an existing extent on disk, sharing it
	 * between two snapshots (useful if some bytes in the middle of the
	 * extent have changed
	 */
	__le64 offset;
	/*
	 * the logical number of file blocks (no csums included).  This
	 * always reflects the size uncompressed and without encoding.
	 */
	__le64 num_bytes;

} __attribute__ ((__packed__));

struct btrfs_csum_item {
	__u8 csum;
} __attribute__ ((__packed__));

struct btrfs_dev_stats_item {
	/*
	 * grow this item struct at the end for future enhancements and keep
	 * the existing values unchanged
	 */
	__le64 values[BTRFS_DEV_STAT_VALUES_MAX];
} __attribute__ ((__packed__));

#define BTRFS_DEV_REPLACE_ITEM_CONT_READING_FROM_SRCDEV_MODE_ALWAYS	0
#define BTRFS_DEV_REPLACE_ITEM_CONT_READING_FROM_SRCDEV_MODE_AVOID	1
#define BTRFS_DEV_REPLACE_ITEM_STATE_NEVER_STARTED	0
#define BTRFS_DEV_REPLACE_ITEM_STATE_STARTED		1
#define BTRFS_DEV_REPLACE_ITEM_STATE_SUSPENDED		2
#define BTRFS_DEV_REPLACE_ITEM_STATE_FINISHED		3
#define BTRFS_DEV_REPLACE_ITEM_STATE_CANCELED		4

struct btrfs_dev_replace_item {
	/*
	 * grow this item struct at the end for future enhancements and keep
	 * the existing values unchanged
	 */
	__le64 src_devid;
	__le64 cursor_left;
	__le64 cursor_right;
	__le64 cont_reading_from_srcdev_mode;

__le64 replace_state;
	__le64 time_started;
	__le64 time_stopped;
	__le64 num_write_errors;
	__le64 num_uncorrectable_read_errors;
} __attribute__ ((__packed__));

/* different types of block groups (and chunks) */
#define BTRFS_BLOCK_GROUP_DATA		(1ULL << 0)
#define BTRFS_BLOCK_GROUP_SYSTEM	(1ULL << 1)
#define BTRFS_BLOCK_GROUP_METADATA	(1ULL << 2)
#define BTRFS_BLOCK_GROUP_RAID0		(1ULL << 3)
#define BTRFS_BLOCK_GROUP_RAID1		(1ULL << 4)
#define BTRFS_BLOCK_GROUP_DUP		(1ULL << 5)
#define BTRFS_BLOCK_GROUP_RAID10	(1ULL << 6)
#define BTRFS_BLOCK_GROUP_RAID5         (1ULL << 7)
#define BTRFS_BLOCK_GROUP_RAID6         (1ULL << 8)
#define BTRFS_BLOCK_GROUP_RESERVED	(BTRFS_AVAIL_ALLOC_BIT_SINGLE | \
					 BTRFS_SPACE_INFO_GLOBAL_RSV)

enum btrfs_raid_types {
	BTRFS_RAID_RAID10,
	BTRFS_RAID_RAID1,
	BTRFS_RAID_DUP,
	BTRFS_RAID_RAID0,
	BTRFS_RAID_SINGLE,
	BTRFS_RAID_RAID5,
	BTRFS_RAID_RAID6,
	BTRFS_NR_RAID_TYPES
};

#define BTRFS_BLOCK_GROUP_TYPE_MASK	(BTRFS_BLOCK_GROUP_DATA |    \
					 BTRFS_BLOCK_GROUP_SYSTEM |  \
					 BTRFS_BLOCK_GROUP_METADATA)

#define BTRFS_BLOCK_GROUP_PROFILE_MASK	(BTRFS_BLOCK_GROUP_RAID0 |   \
					 BTRFS_BLOCK_GROUP_RAID1 |   \
					 BTRFS_BLOCK_GROUP_RAID5 |   \
					 BTRFS_BLOCK_GROUP_RAID6 |   \
					 BTRFS_BLOCK_GROUP_DUP |     \
					 BTRFS_BLOCK_GROUP_RAID10)
#define BTRFS_BLOCK_GROUP_RAID56_MASK	(BTRFS_BLOCK_GROUP_RAID5 |   \
					 BTRFS_BLOCK_GROUP_RAID6)

/*
 * We need a bit for restriper to be able to tell when chunks of type
 * SINGLE are available.  This "extended" profile format is used in
 * fs_info->avail_*_alloc_bits (in-memory) and balance item fields
 * (on-disk).  The corresponding on-disk bit in chunk.type is reserved
 * to avoid remappings between two formats in future.
 */
#define BTRFS_AVAIL_ALLOC_BIT_SINGLE	(1ULL << 48)

/*
 * A fake block group type that is used to communicate global block reserve
 * size to userspace via the SPACE_INFO ioctl.
 */
#define BTRFS_SPACE_INFO_GLOBAL_RSV	(1ULL << 49)

#define BTRFS_EXTENDED_PROFILE_MASK	(BTRFS_BLOCK_GROUP_PROFILE_MASK | \
					 BTRFS_AVAIL_ALLOC_BIT_SINGLE)

static __inline__ __u64 chunk_to_extended(__u64 flags)
{
	if ((flags & BTRFS_BLOCK_GROUP_PROFILE_MASK) == 0)
		flags |= BTRFS_AVAIL_ALLOC_BIT_SINGLE;

return flags;
}
static __inline__ __u64 extended_to_chunk(__u64 flags)
{
	return flags & ~BTRFS_AVAIL_ALLOC_BIT_SINGLE;
}

struct btrfs_block_group_item {
	__le64 used;
	__le64 chunk_objectid;
	__le64 flags;
} __attribute__ ((__packed__));

struct btrfs_free_space_info {
	__le32 extent_count;
	__le32 flags;
} __attribute__ ((__packed__));

#define BTRFS_FREE_SPACE_USING_BITMAPS (1ULL << 0)

#define BTRFS_QGROUP_LEVEL_SHIFT		48
static __inline__ __u64 btrfs_qgroup_level(__u64 qgroupid)
{
	return qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT;
}

/*
 * is subvolume quota turned on?
 */
#define BTRFS_QGROUP_STATUS_FLAG_ON		(1ULL << 0)
/*
 * RESCAN is set during the initialization phase
 */
#define BTRFS_QGROUP_STATUS_FLAG_RESCAN		(1ULL << 1)
/*
 * Some qgroup entries are known to be out of date,
 * either because the configuration has changed in a way that
 * makes a rescan necessary, or because the fs has been mounted
 * with a non-qgroup-aware version.
 * Turning qouta off and on again makes it inconsistent, too.
 */
#define BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT	(1ULL << 2)

#define BTRFS_QGROUP_STATUS_VERSION        1

struct btrfs_qgroup_status_item {
	__le64 version;
	/*
	 * the generation is updated during every commit. As older
	 * versions of btrfs are not aware of qgroups, it will be
	 * possible to detect inconsistencies by checking the
	 * generation on mount time
	 */
	__le64 generation;

/* flag definitions see above */
	__le64 flags;

/*
	 * only used during scanning to record the progress
	 * of the scan. It contains a logical address
	 */
	__le64 rescan;
} __attribute__ ((__packed__));

struct btrfs_qgroup_info_item {
	__le64 generation;
	__le64 rfer;
	__le64 rfer_cmpr;
	__le64 excl;
	__le64 excl_cmpr;
} __attribute__ ((__packed__));

struct btrfs_qgroup_limit_item {
	/*
	 * only updated when any of the other values change
	 */
	__le64 flags;
	__le64 max_rfer;
	__le64 max_excl;
	__le64 rsv_rfer;
	__le64 rsv_excl;
} __attribute__ ((__packed__));

#endif /* _BTRFS_CTREE_H_ */

cmd: