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Name	Size	Permission
amba	[ DIR ]	drwxr-xr-x
atomic	[ DIR ]	drwxr-xr-x
avf	[ DIR ]	drwxr-xr-x
bcma	[ DIR ]	drwxr-xr-x
byteorder	[ DIR ]	drwxr-xr-x
can	[ DIR ]	drwxr-xr-x
ceph	[ DIR ]	drwxr-xr-x
clk	[ DIR ]	drwxr-xr-x
crush	[ DIR ]	drwxr-xr-x
decompress	[ DIR ]	drwxr-xr-x
device	[ DIR ]	drwxr-xr-x
dma	[ DIR ]	drwxr-xr-x
dsa	[ DIR ]	drwxr-xr-x
extcon	[ DIR ]	drwxr-xr-x
firmware	[ DIR ]	drwxr-xr-x
fpga	[ DIR ]	drwxr-xr-x
fsl	[ DIR ]	drwxr-xr-x
gpio	[ DIR ]	drwxr-xr-x
greybus	[ DIR ]	drwxr-xr-x
hsi	[ DIR ]	drwxr-xr-x
i3c	[ DIR ]	drwxr-xr-x
iio	[ DIR ]	drwxr-xr-x
input	[ DIR ]	drwxr-xr-x
irqchip	[ DIR ]	drwxr-xr-x
isdn	[ DIR ]	drwxr-xr-x
lockd	[ DIR ]	drwxr-xr-x
mailbox	[ DIR ]	drwxr-xr-x
mdio	[ DIR ]	drwxr-xr-x
mfd	[ DIR ]	drwxr-xr-x
mlx4	[ DIR ]	drwxr-xr-x
mlx5	[ DIR ]	drwxr-xr-x
mmc	[ DIR ]	drwxr-xr-x
mtd	[ DIR ]	drwxr-xr-x
mux	[ DIR ]	drwxr-xr-x
net	[ 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
pcs	[ DIR ]	drwxr-xr-x
perf	[ DIR ]	drwxr-xr-x
phy	[ DIR ]	drwxr-xr-x
pinctrl	[ DIR ]	drwxr-xr-x
platform_data	[ DIR ]	drwxr-xr-x
power	[ DIR ]	drwxr-xr-x
qed	[ DIR ]	drwxr-xr-x
raid	[ DIR ]	drwxr-xr-x
regulator	[ DIR ]	drwxr-xr-x
remoteproc	[ DIR ]	drwxr-xr-x
reset	[ DIR ]	drwxr-xr-x
rpmsg	[ DIR ]	drwxr-xr-x
rtc	[ DIR ]	drwxr-xr-x
sched	[ DIR ]	drwxr-xr-x
soc	[ DIR ]	drwxr-xr-x
soundwire	[ DIR ]	drwxr-xr-x
spi	[ DIR ]	drwxr-xr-x
ssb	[ DIR ]	drwxr-xr-x
sunrpc	[ DIR ]	drwxr-xr-x
surface_aggregator	[ DIR ]	drwxr-xr-x
ulpi	[ DIR ]	drwxr-xr-x
unaligned	[ DIR ]	drwxr-xr-x
usb	[ DIR ]	drwxr-xr-x
8250_pci.h	1.01 KB	-rw-r--r--
a.out.h	354 B	-rw-r--r--
acct.h	2.49 KB	-rw-r--r--
acpi.h	39.5 KB	-rw-r--r--
acpi_dma.h	3.08 KB	-rw-r--r--
acpi_iort.h	2.27 KB	-rw-r--r--
acpi_mdio.h	631 B	-rw-r--r--
acpi_pmtmr.h	674 B	-rw-r--r--
acpi_viot.h	389 B	-rw-r--r--
adb.h	1.79 KB	-rw-r--r--
adfs_fs.h	574 B	-rw-r--r--
adreno-smmu-priv.h	2.74 KB	-rw-r--r--
adxl.h	310 B	-rw-r--r--
aer.h	1.78 KB	-rw-r--r--
agp_backend.h	3.45 KB	-rw-r--r--
agpgart.h	3.79 KB	-rw-r--r--
ahci-remap.h	607 B	-rw-r--r--
ahci_platform.h	1.54 KB	-rw-r--r--
aio.h	651 B	-rw-r--r--
alarmtimer.h	1.94 KB	-rw-r--r--
alcor_pci.h	8.83 KB	-rw-r--r--
align.h	552 B	-rw-r--r--
altera_jtaguart.h	379 B	-rw-r--r--
altera_uart.h	397 B	-rw-r--r--
amd-iommu.h	6.18 KB	-rw-r--r--
anon_inodes.h	670 B	-rw-r--r--
apm-emulation.h	1.56 KB	-rw-r--r--
apm_bios.h	2.25 KB	-rw-r--r--
apple-gmux.h	918 B	-rw-r--r--
apple_bl.h	498 B	-rw-r--r--
arch_topology.h	2.49 KB	-rw-r--r--
arm-cci.h	1.36 KB	-rw-r--r--
arm-smccc.h	17.7 KB	-rw-r--r--
arm_ffa.h	7.36 KB	-rw-r--r--
arm_sdei.h	2.51 KB	-rw-r--r--
armada-37xx-rwtm-mailbox.h	431 B	-rw-r--r--
ascii85.h	555 B	-rw-r--r--
asn1.h	1.79 KB	-rw-r--r--
asn1_ber_bytecode.h	2.52 KB	-rw-r--r--
asn1_decoder.h	468 B	-rw-r--r--
asn1_encoder.h	1006 B	-rw-r--r--
assoc_array.h	2.88 KB	-rw-r--r--
assoc_array_priv.h	5.3 KB	-rw-r--r--
async.h	4.26 KB	-rw-r--r--
async_tx.h	6.7 KB	-rw-r--r--
ata.h	32.52 KB	-rw-r--r--
ata_platform.h	749 B	-rw-r--r--
atalk.h	4.48 KB	-rw-r--r--
ath9k_platform.h	1.44 KB	-rw-r--r--
atm.h	287 B	-rw-r--r--
atm_tcp.h	511 B	-rw-r--r--
atmdev.h	9.99 KB	-rw-r--r--
atmel-isc-media.h	2.07 KB	-rw-r--r--
atmel-mci.h	1.4 KB	-rw-r--r--
atmel-ssc.h	9.74 KB	-rw-r--r--
atmel_pdc.h	1.26 KB	-rw-r--r--
atomic.h	2.58 KB	-rw-r--r--
attribute_container.h	2.74 KB	-rw-r--r--
audit.h	19.45 KB	-rw-r--r--
auto_dev-ioctl.h	296 B	-rw-r--r--
auto_fs.h	278 B	-rw-r--r--
auxiliary_bus.h	2.48 KB	-rw-r--r--
auxvec.h	304 B	-rw-r--r--
average.h	2.42 KB	-rw-r--r--
backing-dev-defs.h	8.55 KB	-rw-r--r--
backing-dev.h	11.81 KB	-rw-r--r--
backlight.h	13.13 KB	-rw-r--r--
badblocks.h	2.14 KB	-rw-r--r--
balloon_compaction.h	6.59 KB	-rw-r--r--
bcd.h	559 B	-rw-r--r--
bch.h	2.1 KB	-rw-r--r--
bcm47xx_nvram.h	1.01 KB	-rw-r--r--
bcm47xx_sprom.h	616 B	-rw-r--r--
bcm47xx_wdt.h	555 B	-rw-r--r--
bcm963xx_nvram.h	2.96 KB	-rw-r--r--
bcm963xx_tag.h	3.6 KB	-rw-r--r--
binfmts.h	4.48 KB	-rw-r--r--
bio.h	19.64 KB	-rw-r--r--
bit_spinlock.h	2.3 KB	-rw-r--r--
bitfield.h	4.75 KB	-rw-r--r--
bitmap.h	21.62 KB	-rw-r--r--
bitops.h	8.53 KB	-rw-r--r--
bitrev.h	2.53 KB	-rw-r--r--
bits.h	1.35 KB	-rw-r--r--
blk-cgroup.h	21.4 KB	-rw-r--r--
blk-crypto.h	4.02 KB	-rw-r--r--
blk-mq-pci.h	269 B	-rw-r--r--
blk-mq-rdma.h	273 B	-rw-r--r--
blk-mq-virtio.h	293 B	-rw-r--r--
blk-mq.h	19.37 KB	-rw-r--r--
blk-pm.h	708 B	-rw-r--r--
blk_types.h	15.42 KB	-rw-r--r--
blkdev.h	56.35 KB	-rw-r--r--
blkpg.h	436 B	-rw-r--r--
blktrace_api.h	3.77 KB	-rw-r--r--
blockgroup_lock.h	810 B	-rw-r--r--
bma150.h	1.26 KB	-rw-r--r--
bootconfig.h	8.51 KB	-rw-r--r--
bootmem_info.h	1.61 KB	-rw-r--r--
bottom_half.h	974 B	-rw-r--r--
bpf-cgroup.h	18.52 KB	-rw-r--r--
bpf-netns.h	1.52 KB	-rw-r--r--
bpf.h	69.46 KB	-rw-r--r--
bpf_lirc.h	698 B	-rw-r--r--
bpf_local_storage.h	5.23 KB	-rw-r--r--
bpf_lsm.h	1.42 KB	-rw-r--r--
bpf_trace.h	166 B	-rw-r--r--
bpf_types.h	5.41 KB	-rw-r--r--
bpf_verifier.h	18.45 KB	-rw-r--r--
bpfilter.h	791 B	-rw-r--r--
bpfptr.h	1.83 KB	-rw-r--r--
brcmphy.h	13.67 KB	-rw-r--r--
bsearch.h	624 B	-rw-r--r--
bsg-lib.h	1.72 KB	-rw-r--r--
bsg.h	492 B	-rw-r--r--
btf.h	7.26 KB	-rw-r--r--
btf_ids.h	5.32 KB	-rw-r--r--
btree-128.h	2.67 KB	-rw-r--r--
btree-type.h	3.9 KB	-rw-r--r--
btree.h	6.84 KB	-rw-r--r--
btrfs.h	145 B	-rw-r--r--
buffer_head.h	13.54 KB	-rw-r--r--
bug.h	2.17 KB	-rw-r--r--
build-salt.h	375 B	-rw-r--r--
build_bug.h	2.76 KB	-rw-r--r--
buildid.h	561 B	-rw-r--r--
bvec.h	6.17 KB	-rw-r--r--
c2port.h	1.35 KB	-rw-r--r--
cache.h	2.55 KB	-rw-r--r--
cacheinfo.h	3.75 KB	-rw-r--r--
capability.h	8.29 KB	-rw-r--r--
cb710.h	5.36 KB	-rw-r--r--
cc_platform.h	2.32 KB	-rw-r--r--
cciss_ioctl.h	1.03 KB	-rw-r--r--
ccp.h	18.14 KB	-rw-r--r--
cdev.h	845 B	-rw-r--r--
cdrom.h	8.98 KB	-rw-r--r--
cfag12864b.h	1.47 KB	-rw-r--r--
cfi.h	1.13 KB	-rw-r--r--
cgroup-defs.h	24.1 KB	-rw-r--r--
cgroup.h	28.19 KB	-rw-r--r--
cgroup_rdma.h	1.18 KB	-rw-r--r--
cgroup_subsys.h	1.23 KB	-rw-r--r--
circ_buf.h	1.09 KB	-rw-r--r--
cleancache.h	3.89 KB	-rw-r--r--
clk-provider.h	56.38 KB	-rw-r--r--
clk.h	29.59 KB	-rw-r--r--
clkdev.h	1.29 KB	-rw-r--r--
clockchips.h	7.27 KB	-rw-r--r--
clocksource.h	9.57 KB	-rw-r--r--
clocksource_ids.h	247 B	-rw-r--r--
cm4000_cs.h	199 B	-rw-r--r--
cma.h	1.59 KB	-rw-r--r--
cn_proc.h	1.85 KB	-rw-r--r--
cnt32_to_63.h	3.46 KB	-rw-r--r--
coda.h	2.16 KB	-rw-r--r--
compaction.h	7.15 KB	-rw-r--r--
compat.h	31.35 KB	-rw-r--r--
compiler-clang.h	2.27 KB	-rw-r--r--
compiler-gcc.h	4.44 KB	-rw-r--r--
compiler-intel.h	949 B	-rw-r--r--
compiler-version.h	517 B	-rw-r--r--
compiler.h	7.78 KB	-rw-r--r--
compiler_attributes.h	12.15 KB	-rw-r--r--
compiler_types.h	10.46 KB	-rw-r--r--
completion.h	4 KB	-rw-r--r--
component.h	4.07 KB	-rw-r--r--
configfs.h	8.48 KB	-rw-r--r--
connector.h	3.83 KB	-rw-r--r--
console.h	7.28 KB	-rw-r--r--
console_struct.h	7.08 KB	-rw-r--r--
consolemap.h	1.05 KB	-rw-r--r--
const.h	421 B	-rw-r--r--
container.h	610 B	-rw-r--r--
context_tracking.h	3.28 KB	-rw-r--r--
context_tracking_state.h	1.58 KB	-rw-r--r--
cookie.h	1.22 KB	-rw-r--r--
cordic.h	2.08 KB	-rw-r--r--
coredump.h	1.23 KB	-rw-r--r--
coresight-pmu.h	1.32 KB	-rw-r--r--
coresight-stm.h	152 B	-rw-r--r--
coresight.h	17.81 KB	-rw-r--r--
count_zeros.h	1.42 KB	-rw-r--r--
counter.h	15.13 KB	-rw-r--r--
counter_enum.h	1.43 KB	-rw-r--r--
cper.h	16.41 KB	-rw-r--r--
cpu.h	7.31 KB	-rw-r--r--
cpu_cooling.h	1.86 KB	-rw-r--r--
cpu_pm.h	2.38 KB	-rw-r--r--
cpu_rmap.h	1.68 KB	-rw-r--r--
cpufeature.h	1.71 KB	-rw-r--r--
cpufreq.h	32.57 KB	-rw-r--r--
cpuhotplug.h	16.47 KB	-rw-r--r--
cpuidle.h	10.27 KB	-rw-r--r--
cpuidle_haltpoll.h	312 B	-rw-r--r--
cpumask.h	28.61 KB	-rw-r--r--
cpuset.h	7.34 KB	-rw-r--r--
crash_core.h	3.38 KB	-rw-r--r--
crash_dump.h	4.05 KB	-rw-r--r--
crc-ccitt.h	609 B	-rw-r--r--
crc-itu-t.h	531 B	-rw-r--r--
crc-t10dif.h	453 B	-rw-r--r--
crc16.h	540 B	-rw-r--r--
crc32.h	2.83 KB	-rw-r--r--
crc32c.h	331 B	-rw-r--r--
crc32poly.h	610 B	-rw-r--r--
crc4.h	192 B	-rw-r--r--
crc64.h	280 B	-rw-r--r--
crc7.h	316 B	-rw-r--r--
crc8.h	3.66 KB	-rw-r--r--
cred.h	12.48 KB	-rw-r--r--
crypto.h	27.08 KB	-rw-r--r--
cs5535.h	6.13 KB	-rw-r--r--
ctype.h	1.87 KB	-rw-r--r--
cuda.h	613 B	-rw-r--r--
damon.h	10.35 KB	-rw-r--r--
dasd_mod.h	204 B	-rw-r--r--
davinci_emac.h	1.05 KB	-rw-r--r--
dax.h	6.56 KB	-rw-r--r--
dca.h	1.88 KB	-rw-r--r--
dcache.h	18.63 KB	-rw-r--r--
dccp.h	10.73 KB	-rw-r--r--
debug_locks.h	1.59 KB	-rw-r--r--
debugfs.h	11.22 KB	-rw-r--r--
debugobjects.h	3.99 KB	-rw-r--r--
delay.h	2.43 KB	-rw-r--r--
delayacct.h	5.45 KB	-rw-r--r--
delayed_call.h	709 B	-rw-r--r--
dev_printk.h	9.05 KB	-rw-r--r--
devcoredump.h	2.21 KB	-rw-r--r--
devfreq-event.h	5.95 KB	-rw-r--r--
devfreq.h	13.98 KB	-rw-r--r--
devfreq_cooling.h	2.7 KB	-rw-r--r--
device-mapper.h	18.92 KB	-rw-r--r--
device.h	32.89 KB	-rw-r--r--
device_cgroup.h	1.57 KB	-rw-r--r--
devm-helpers.h	2.68 KB	-rw-r--r--
devpts_fs.h	1.13 KB	-rw-r--r--
dfl.h	2.38 KB	-rw-r--r--
digsig.h	1.18 KB	-rw-r--r--
dim.h	9.13 KB	-rw-r--r--
dio.h	10.76 KB	-rw-r--r--
dirent.h	215 B	-rw-r--r--
dlm.h	5.86 KB	-rw-r--r--
dlm_plock.h	532 B	-rw-r--r--
dm-bufio.h	4.88 KB	-rw-r--r--
dm-dirty-log.h	3.94 KB	-rw-r--r--
dm-io.h	1.93 KB	-rw-r--r--
dm-kcopyd.h	2.94 KB	-rw-r--r--
dm-region-hash.h	3.11 KB	-rw-r--r--
dm9000.h	987 B	-rw-r--r--
dma-buf-map.h	8.12 KB	-rw-r--r--
dma-buf.h	20.47 KB	-rw-r--r--
dma-direct.h	3.59 KB	-rw-r--r--
dma-direction.h	407 B	-rw-r--r--
dma-fence-array.h	2.14 KB	-rw-r--r--
dma-fence-chain.h	3.07 KB	-rw-r--r--
dma-fence.h	20.25 KB	-rw-r--r--
dma-heap.h	1.58 KB	-rw-r--r--
dma-iommu.h	2.21 KB	-rw-r--r--
dma-map-ops.h	12.73 KB	-rw-r--r--
dma-mapping.h	19.81 KB	-rw-r--r--
dma-resv.h	9.05 KB	-rw-r--r--
dmaengine.h	53.53 KB	-rw-r--r--
dmapool.h	1.79 KB	-rw-r--r--
dmar.h	7.74 KB	-rw-r--r--
dmi.h	4.27 KB	-rw-r--r--
dnotify.h	1.02 KB	-rw-r--r--
dns_resolver.h	1.36 KB	-rw-r--r--
dqblk_qtree.h	2.19 KB	-rw-r--r--
dqblk_v1.h	327 B	-rw-r--r--
dqblk_v2.h	406 B	-rw-r--r--
drbd.h	10.07 KB	-rw-r--r--
drbd_genl.h	21.49 KB	-rw-r--r--
drbd_genl_api.h	1.77 KB	-rw-r--r--
drbd_limits.h	7.82 KB	-rw-r--r--
ds2782_battery.h	158 B	-rw-r--r--
dtlk.h	3.5 KB	-rw-r--r--
dtpm.h	1.64 KB	-rw-r--r--
dw_apb_timer.h	1.53 KB	-rw-r--r--
dynamic_debug.h	6.6 KB	-rw-r--r--
dynamic_queue_limits.h	3.72 KB	-rw-r--r--
earlycpio.h	359 B	-rw-r--r--
ecryptfs.h	3.82 KB	-rw-r--r--
edac.h	19.46 KB	-rw-r--r--
edd.h	1.05 KB	-rw-r--r--
eeprom_93cx6.h	2.31 KB	-rw-r--r--
eeprom_93xx46.h	1.04 KB	-rw-r--r--
efi-bgrt.h	644 B	-rw-r--r--
efi.h	42.25 KB	-rw-r--r--
efi_embedded_fw.h	1.04 KB	-rw-r--r--
efs_vh.h	1.55 KB	-rw-r--r--
eisa.h	2.96 KB	-rw-r--r--
elevator.h	5.52 KB	-rw-r--r--
elf-fdpic.h	1.98 KB	-rw-r--r--
elf-randomize.h	583 B	-rw-r--r--
elf.h	2.96 KB	-rw-r--r--
elfcore-compat.h	1.27 KB	-rw-r--r--
elfcore.h	4.11 KB	-rw-r--r--
elfnote-lto.h	314 B	-rw-r--r--
elfnote.h	3.54 KB	-rw-r--r--
enclosure.h	4.02 KB	-rw-r--r--
energy_model.h	8.17 KB	-rw-r--r--
entry-common.h	16.95 KB	-rw-r--r--
entry-kvm.h	2.75 KB	-rw-r--r--
err.h	1.49 KB	-rw-r--r--
errname.h	283 B	-rw-r--r--
errno.h	1.45 KB	-rw-r--r--
error-injection.h	607 B	-rw-r--r--
errqueue.h	524 B	-rw-r--r--
errseq.h	382 B	-rw-r--r--
etherdevice.h	16.41 KB	-rw-r--r--
ethtool.h	31.72 KB	-rw-r--r--
ethtool_netlink.h	1.98 KB	-rw-r--r--
eventfd.h	2.1 KB	-rw-r--r--
eventpoll.h	2.4 KB	-rw-r--r--
evm.h	3.42 KB	-rw-r--r--
export.h	5.24 KB	-rw-r--r--
exportfs.h	8.25 KB	-rw-r--r--
ext2_fs.h	967 B	-rw-r--r--
extable.h	1.28 KB	-rw-r--r--
extcon-provider.h	3.83 KB	-rw-r--r--
extcon.h	10.17 KB	-rw-r--r--
f2fs_fs.h	19 KB	-rw-r--r--
f75375s.h	541 B	-rw-r--r--
falloc.h	1.59 KB	-rw-r--r--
fanotify.h	3.85 KB	-rw-r--r--
fault-inject-usercopy.h	496 B	-rw-r--r--
fault-inject.h	1.93 KB	-rw-r--r--
fb.h	27.83 KB	-rw-r--r--
fbcon.h	1.88 KB	-rw-r--r--
fcdevice.h	774 B	-rw-r--r--
fcntl.h	1.66 KB	-rw-r--r--
fd.h	490 B	-rw-r--r--
fddidevice.h	833 B	-rw-r--r--
fdtable.h	3.58 KB	-rw-r--r--
fec.h	463 B	-rw-r--r--
fiemap.h	713 B	-rw-r--r--
file.h	2.89 KB	-rw-r--r--
fileattr.h	1.91 KB	-rw-r--r--
filter.h	42.08 KB	-rw-r--r--
fips.h	303 B	-rw-r--r--
firewire.h	13.4 KB	-rw-r--r--
firmware-map.h	959 B	-rw-r--r--
firmware.h	3.27 KB	-rw-r--r--
fixp-arith.h	4.19 KB	-rw-r--r--
flat.h	2.57 KB	-rw-r--r--
flex_proportions.h	2.81 KB	-rw-r--r--
font.h	1.67 KB	-rw-r--r--
fortify-string.h	9.11 KB	-rw-r--r--
freelist.h	3.8 KB	-rw-r--r--
freezer.h	8.98 KB	-rw-r--r--
frontswap.h	3.04 KB	-rw-r--r--
fs.h	120.45 KB	-rw-r--r--
fs_context.h	8.68 KB	-rw-r--r--
fs_enet_pd.h	3.38 KB	-rw-r--r--
fs_parser.h	4.44 KB	-rw-r--r--
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fs_stack.h	811 B	-rw-r--r--
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fsnotify.h	8.85 KB	-rw-r--r--
fsnotify_backend.h	22.93 KB	-rw-r--r--
fsverity.h	6.75 KB	-rw-r--r--
ftrace.h	34.75 KB	-rw-r--r--
ftrace_irq.h	884 B	-rw-r--r--
futex.h	2.44 KB	-rw-r--r--
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fwnode_mdio.h	858 B	-rw-r--r--
gameport.h	5.42 KB	-rw-r--r--
gcd.h	193 B	-rw-r--r--
genalloc.h	7.68 KB	-rw-r--r--
generic-radix-tree.h	6.35 KB	-rw-r--r--
genetlink.h	589 B	-rw-r--r--
genhd.h	9.23 KB	-rw-r--r--
genl_magic_func.h	11.53 KB	-rw-r--r--
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getcpu.h	641 B	-rw-r--r--
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glob.h	256 B	-rw-r--r--
gnss.h	1.56 KB	-rw-r--r--
goldfish.h	762 B	-rw-r--r--
gpio-pxa.h	571 B	-rw-r--r--
gpio.h	5.3 KB	-rw-r--r--
gpio_keys.h	1.74 KB	-rw-r--r--
greybus.h	4.14 KB	-rw-r--r--
hardirq.h	3.43 KB	-rw-r--r--
hash.h	3 KB	-rw-r--r--
hashtable.h	6.67 KB	-rw-r--r--
hdlc.h	3.19 KB	-rw-r--r--
hdlcdrv.h	6.32 KB	-rw-r--r--
hdmi.h	12.41 KB	-rw-r--r--
hid-debug.h	1.42 KB	-rw-r--r--
hid-roccat.h	484 B	-rw-r--r--
hid-sensor-hub.h	8.97 KB	-rw-r--r--
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hid.h	37.67 KB	-rw-r--r--
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hiddev.h	1.42 KB	-rw-r--r--
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highmem-internal.h	5.06 KB	-rw-r--r--
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highuid.h	3.12 KB	-rw-r--r--
hil.h	18.42 KB	-rw-r--r--
hil_mlc.h	5.13 KB	-rw-r--r--
hippidevice.h	1.03 KB	-rw-r--r--
hmm.h	4.07 KB	-rw-r--r--
host1x.h	10.74 KB	-rw-r--r--
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hpet.h	2.55 KB	-rw-r--r--
hrtimer.h	16.01 KB	-rw-r--r--
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htcpld.h	617 B	-rw-r--r--
huge_mm.h	13.27 KB	-rw-r--r--
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hugetlb_cgroup.h	7.07 KB	-rw-r--r--
hugetlb_inline.h	374 B	-rw-r--r--
hw_breakpoint.h	4.15 KB	-rw-r--r--
hw_random.h	2.24 KB	-rw-r--r--
hwmon-sysfs.h	2.77 KB	-rw-r--r--
hwmon-vid.h	862 B	-rw-r--r--
hwmon.h	14.78 KB	-rw-r--r--
hwspinlock.h	15.64 KB	-rw-r--r--
hyperv.h	47.93 KB	-rw-r--r--
hypervisor.h	608 B	-rw-r--r--
i2c-algo-bit.h	1.4 KB	-rw-r--r--
i2c-algo-pca.h	2.89 KB	-rw-r--r--
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i2c-dev.h	371 B	-rw-r--r--
i2c-mux.h	1.63 KB	-rw-r--r--
i2c-smbus.h	1.73 KB	-rw-r--r--
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i8042.h	1.99 KB	-rw-r--r--
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icmp.h	1 KB	-rw-r--r--
icmpv6.h	2.7 KB	-rw-r--r--
idle_inject.h	932 B	-rw-r--r--
idr.h	9.58 KB	-rw-r--r--
ieee80211.h	123.96 KB	-rw-r--r--
ieee802154.h	11.12 KB	-rw-r--r--
if_arp.h	1.63 KB	-rw-r--r--
if_bridge.h	4.9 KB	-rw-r--r--
if_eql.h	1.07 KB	-rw-r--r--
if_ether.h	1.26 KB	-rw-r--r--
if_fddi.h	3.24 KB	-rw-r--r--
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if_link.h	592 B	-rw-r--r--
if_ltalk.h	188 B	-rw-r--r--
if_macvlan.h	2.69 KB	-rw-r--r--
if_phonet.h	319 B	-rw-r--r--
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if_pppox.h	2.84 KB	-rw-r--r--
if_rmnet.h	2.04 KB	-rw-r--r--
if_tap.h	2.21 KB	-rw-r--r--
if_team.h	7.84 KB	-rw-r--r--
if_tun.h	1.55 KB	-rw-r--r--
if_tunnel.h	409 B	-rw-r--r--
if_vlan.h	20.37 KB	-rw-r--r--
igmp.h	4.33 KB	-rw-r--r--
ihex.h	2.15 KB	-rw-r--r--
ima.h	5.7 KB	-rw-r--r--
imx-media.h	605 B	-rw-r--r--
in.h	2.29 KB	-rw-r--r--
in6.h	1.63 KB	-rw-r--r--
indirect_call_wrapper.h	2.23 KB	-rw-r--r--
inet.h	2.64 KB	-rw-r--r--
inet_diag.h	2.74 KB	-rw-r--r--
inetdevice.h	8.87 KB	-rw-r--r--
init.h	11.39 KB	-rw-r--r--
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init_syscalls.h	1.01 KB	-rw-r--r--
init_task.h	1.3 KB	-rw-r--r--
initrd.h	1.02 KB	-rw-r--r--
inotify.h	713 B	-rw-r--r--
input.h	19.88 KB	-rw-r--r--
instrumentation.h	1.93 KB	-rw-r--r--
instrumented.h	3.6 KB	-rw-r--r--
integrity.h	1.15 KB	-rw-r--r--
intel-iommu.h	27.48 KB	-rw-r--r--
intel-ish-client-if.h	3.97 KB	-rw-r--r--
intel-svm.h	1.54 KB	-rw-r--r--
intel_rapl.h	4.14 KB	-rw-r--r--
intel_th.h	2.44 KB	-rw-r--r--
interconnect-provider.h	5.51 KB	-rw-r--r--
interconnect.h	2.88 KB	-rw-r--r--
interrupt.h	23.81 KB	-rw-r--r--
interval_tree.h	831 B	-rw-r--r--
interval_tree_generic.h	6.7 KB	-rw-r--r--
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io-mapping.h	4.65 KB	-rw-r--r--
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io.h	5.02 KB	-rw-r--r--
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ioam6_genl.h	266 B	-rw-r--r--
ioam6_iptunnel.h	285 B	-rw-r--r--
ioasid.h	2.07 KB	-rw-r--r--
iocontext.h	4.59 KB	-rw-r--r--
iomap.h	11.67 KB	-rw-r--r--
iommu-helper.h	1.12 KB	-rw-r--r--
iommu.h	34.04 KB	-rw-r--r--
iopoll.h	7.58 KB	-rw-r--r--
ioport.h	12.16 KB	-rw-r--r--
ioprio.h	1.74 KB	-rw-r--r--
iova.h	6.15 KB	-rw-r--r--
ip.h	1 KB	-rw-r--r--
ipack.h	8.69 KB	-rw-r--r--
ipc.h	613 B	-rw-r--r--
ipc_namespace.h	4.98 KB	-rw-r--r--
ipmi.h	10.88 KB	-rw-r--r--
ipmi_smi.h	7.98 KB	-rw-r--r--
ipv6.h	8.67 KB	-rw-r--r--
ipv6_route.h	372 B	-rw-r--r--
irq.h	41.58 KB	-rw-r--r--
irq_poll.h	575 B	-rw-r--r--
irq_sim.h	789 B	-rw-r--r--
irq_work.h	1.79 KB	-rw-r--r--
irqbypass.h	3.45 KB	-rw-r--r--
irqchip.h	2.33 KB	-rw-r--r--
irqdesc.h	7.75 KB	-rw-r--r--
irqdomain.h	19.98 KB	-rw-r--r--
irqflags.h	7.7 KB	-rw-r--r--
irqhandler.h	300 B	-rw-r--r--
irqnr.h	856 B	-rw-r--r--
irqreturn.h	503 B	-rw-r--r--
isa.h	2.12 KB	-rw-r--r--
isapnp.h	2.88 KB	-rw-r--r--
iscsi_boot_sysfs.h	3.71 KB	-rw-r--r--
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iversion.h	12.37 KB	-rw-r--r--
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journal-head.h	2.91 KB	-rw-r--r--
joystick.h	437 B	-rw-r--r--
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jump_label_ratelimit.h	2.77 KB	-rw-r--r--
jz4740-adc.h	1023 B	-rw-r--r--
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kallsyms.h	4.5 KB	-rw-r--r--
kasan-checks.h	1.46 KB	-rw-r--r--
kasan-tags.h	487 B	-rw-r--r--
kasan.h	13.31 KB	-rw-r--r--
kbd_diacr.h	198 B	-rw-r--r--
kbd_kern.h	3.6 KB	-rw-r--r--
kbuild.h	380 B	-rw-r--r--
kconfig.h	2.63 KB	-rw-r--r--
kcore.h	891 B	-rw-r--r--
kcov.h	2.41 KB	-rw-r--r--
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kdev_t.h	1.8 KB	-rw-r--r--
kern_levels.h	1.57 KB	-rw-r--r--
kernel-page-flags.h	528 B	-rw-r--r--
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kernel_read_file.h	1.64 KB	-rw-r--r--
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kernelcapi.h	1.45 KB	-rw-r--r--
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kexec.h	11.37 KB	-rw-r--r--
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key.h	15.75 KB	-rw-r--r--
keyboard.h	665 B	-rw-r--r--
keyctl.h	1.25 KB	-rw-r--r--
keyslot-manager.h	3.78 KB	-rw-r--r--
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kfifo.h	26.18 KB	-rw-r--r--
kgdb.h	12.05 KB	-rw-r--r--
khugepaged.h	2.74 KB	-rw-r--r--
klist.h	1.88 KB	-rw-r--r--
kmemleak.h	3.27 KB	-rw-r--r--
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ksm.h	2.47 KB	-rw-r--r--
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ktime.h	5.38 KB	-rw-r--r--
kvm_dirty_ring.h	2.73 KB	-rw-r--r--
kvm_host.h	58.09 KB	-rw-r--r--
kvm_irqfd.h	2 KB	-rw-r--r--
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l2tp.h	261 B	-rw-r--r--
lantiq.h	365 B	-rw-r--r--
lapb.h	1.71 KB	-rw-r--r--
latencytop.h	1.16 KB	-rw-r--r--
lcd.h	3.78 KB	-rw-r--r--
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led-class-flash.h	6.74 KB	-rw-r--r--
led-class-multicolor.h	3.26 KB	-rw-r--r--
led-lm3530.h	3.7 KB	-rw-r--r--
leds-bd2802.h	476 B	-rw-r--r--
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leds-pca9532.h	866 B	-rw-r--r--
leds-regulator.h	1.14 KB	-rw-r--r--
leds-ti-lmu-common.h	1.12 KB	-rw-r--r--
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libata.h	66.97 KB	-rw-r--r--
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libgcc.h	463 B	-rw-r--r--
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libps2.h	1.89 KB	-rw-r--r--
license.h	418 B	-rw-r--r--
limits.h	715 B	-rw-r--r--
linear_range.h	1.72 KB	-rw-r--r--
linkage.h	9.57 KB	-rw-r--r--
linkmode.h	2.5 KB	-rw-r--r--
linux_logo.h	1.91 KB	-rw-r--r--
lis3lv02d.h	5 KB	-rw-r--r--
list.h	29.78 KB	-rw-r--r--
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litex.h	2.06 KB	-rw-r--r--
livepatch.h	8.22 KB	-rw-r--r--
llc.h	749 B	-rw-r--r--
llist.h	9.06 KB	-rw-r--r--
local_lock.h	1.33 KB	-rw-r--r--
local_lock_internal.h	3.42 KB	-rw-r--r--
lockdep.h	21.34 KB	-rw-r--r--
lockdep_types.h	5.18 KB	-rw-r--r--
lockref.h	1.5 KB	-rw-r--r--
log2.h	6.22 KB	-rw-r--r--
logic_iomem.h	2.07 KB	-rw-r--r--
logic_pio.h	3.23 KB	-rw-r--r--
lp.h	2.76 KB	-rw-r--r--
lru_cache.h	11.83 KB	-rw-r--r--
lsm_audit.h	2.81 KB	-rw-r--r--
lsm_hook_defs.h	20.89 KB	-rw-r--r--
lsm_hooks.h	74.39 KB	-rw-r--r--
lz4.h	26.44 KB	-rw-r--r--
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mISDNdsp.h	1.19 KB	-rw-r--r--
mISDNhw.h	5.39 KB	-rw-r--r--
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mailbox_client.h	1.71 KB	-rw-r--r--
mailbox_controller.h	5.67 KB	-rw-r--r--
maple.h	2.71 KB	-rw-r--r--
marvell_phy.h	1.69 KB	-rw-r--r--
math.h	5.06 KB	-rw-r--r--
math64.h	7.48 KB	-rw-r--r--
mbcache.h	1.57 KB	-rw-r--r--
mbus.h	3.09 KB	-rw-r--r--
mc146818rtc.h	4.46 KB	-rw-r--r--
mc6821.h	1.18 KB	-rw-r--r--
mcb.h	3.72 KB	-rw-r--r--
mdev.h	5.94 KB	-rw-r--r--
mdio-bitbang.h	1.31 KB	-rw-r--r--
mdio-gpio.h	177 B	-rw-r--r--
mdio-mux.h	1021 B	-rw-r--r--
mdio.h	12.42 KB	-rw-r--r--
mei_cl_bus.h	3.75 KB	-rw-r--r--
mem_encrypt.h	885 B	-rw-r--r--
memblock.h	20.08 KB	-rw-r--r--
memcontrol.h	43.18 KB	-rw-r--r--
memfd.h	365 B	-rw-r--r--
memory.h	5.99 KB	-rw-r--r--
memory_hotplug.h	11.42 KB	-rw-r--r--
mempolicy.h	7.37 KB	-rw-r--r--
mempool.h	3.35 KB	-rw-r--r--
memregion.h	403 B	-rw-r--r--
memremap.h	5.97 KB	-rw-r--r--
memstick.h	9.6 KB	-rw-r--r--
mhi.h	26.04 KB	-rw-r--r--
micrel_phy.h	1.85 KB	-rw-r--r--
microchipphy.h	2.65 KB	-rw-r--r--
migrate.h	5.41 KB	-rw-r--r--
migrate_mode.h	758 B	-rw-r--r--
mii.h	16.33 KB	-rw-r--r--
mii_timestamper.h	3.57 KB	-rw-r--r--
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minmax.h	4.02 KB	-rw-r--r--
misc_cgroup.h	2.95 KB	-rw-r--r--
miscdevice.h	3.2 KB	-rw-r--r--
mm.h	104.32 KB	-rw-r--r--
mm_inline.h	2.92 KB	-rw-r--r--
mm_types.h	25.06 KB	-rw-r--r--
mm_types_task.h	2.5 KB	-rw-r--r--
mman.h	3.91 KB	-rw-r--r--
mmap_lock.h	4.25 KB	-rw-r--r--
mmdebug.h	2.25 KB	-rw-r--r--
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mmu_context.h	855 B	-rw-r--r--
mmu_notifier.h	24.64 KB	-rw-r--r--
mmzone.h	46.64 KB	-rw-r--r--
mnt_namespace.h	697 B	-rw-r--r--
mod_devicetable.h	23.42 KB	-rw-r--r--
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moduleloader.h	3.1 KB	-rw-r--r--
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most.h	12.2 KB	-rw-r--r--
mount.h	3.93 KB	-rw-r--r--
moxtet.h	2.36 KB	-rw-r--r--
mpage.h	737 B	-rw-r--r--
mpi.h	8.41 KB	-rw-r--r--
mpls.h	394 B	-rw-r--r--
mpls_iptunnel.h	178 B	-rw-r--r--
mroute.h	1.97 KB	-rw-r--r--
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mroute_base.h	12.17 KB	-rw-r--r--
msdos_fs.h	273 B	-rw-r--r--
msdos_partition.h	1.62 KB	-rw-r--r--
msg.h	395 B	-rw-r--r--
msi.h	15.36 KB	-rw-r--r--
mtio.h	1.29 KB	-rw-r--r--
mutex.h	6.65 KB	-rw-r--r--
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mv643xx_eth.h	1.95 KB	-rw-r--r--
mv643xx_i2c.h	335 B	-rw-r--r--
mvebu-pmsu.h	520 B	-rw-r--r--
mxm-wmi.h	399 B	-rw-r--r--
namei.h	3.85 KB	-rw-r--r--
nd.h	5.55 KB	-rw-r--r--
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net.h	11.43 KB	-rw-r--r--
netdev_features.h	10.75 KB	-rw-r--r--
netdevice.h	167.19 KB	-rw-r--r--
netfilter.h	13.47 KB	-rw-r--r--
netfilter_bridge.h	2.08 KB	-rw-r--r--
netfilter_defs.h	486 B	-rw-r--r--
netfilter_ingress.h	1.44 KB	-rw-r--r--
netfilter_ipv4.h	1.05 KB	-rw-r--r--
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netfs.h	7.93 KB	-rw-r--r--
netlink.h	7.88 KB	-rw-r--r--
netpoll.h	2.4 KB	-rw-r--r--
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nfs3.h	260 B	-rw-r--r--
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nfs_page.h	6.75 KB	-rw-r--r--
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nfs_xdr.h	42.12 KB	-rw-r--r--
nfsacl.h	1.4 KB	-rw-r--r--
nitro_enclaves.h	267 B	-rw-r--r--
nl802154.h	3.85 KB	-rw-r--r--
nls.h	3.08 KB	-rw-r--r--
nmi.h	6.72 KB	-rw-r--r--
node.h	4.67 KB	-rw-r--r--
nodemask.h	16.99 KB	-rw-r--r--
nospec.h	2.16 KB	-rw-r--r--
notifier.h	7.84 KB	-rw-r--r--
ns_common.h	283 B	-rw-r--r--
nsc_gpio.h	1.42 KB	-rw-r--r--
nsproxy.h	3.09 KB	-rw-r--r--
ntb.h	52.43 KB	-rw-r--r--
ntb_transport.h	3.8 KB	-rw-r--r--
nubus.h	5.54 KB	-rw-r--r--
numa.h	1.25 KB	-rw-r--r--
nvme-fc-driver.h	45.86 KB	-rw-r--r--
nvme-fc.h	9.72 KB	-rw-r--r--
nvme-rdma.h	2.04 KB	-rw-r--r--
nvme-tcp.h	4.4 KB	-rw-r--r--
nvme.h	37.72 KB	-rw-r--r--
nvmem-consumer.h	6.78 KB	-rw-r--r--
nvmem-provider.h	4.72 KB	-rw-r--r--
nvram.h	3.47 KB	-rw-r--r--
objagg.h	1.99 KB	-rw-r--r--
objtool.h	4.35 KB	-rw-r--r--
of.h	43.24 KB	-rw-r--r--
of_address.h	4.17 KB	-rw-r--r--
of_clk.h	819 B	-rw-r--r--
of_device.h	2.93 KB	-rw-r--r--
of_dma.h	2.3 KB	-rw-r--r--
of_fdt.h	3.65 KB	-rw-r--r--
of_gpio.h	4.07 KB	-rw-r--r--
of_graph.h	3.55 KB	-rw-r--r--
of_iommu.h	505 B	-rw-r--r--
of_irq.h	3.75 KB	-rw-r--r--
of_mdio.h	3.51 KB	-rw-r--r--
of_net.h	824 B	-rw-r--r--
of_pci.h	915 B	-rw-r--r--
of_pdt.h	1.14 KB	-rw-r--r--
of_platform.h	3.88 KB	-rw-r--r--
of_reserved_mem.h	2.24 KB	-rw-r--r--
oid_registry.h	5.63 KB	-rw-r--r--
olpc-ec.h	1.95 KB	-rw-r--r--
omap-dma.h	9.79 KB	-rw-r--r--
omap-gpmc.h	2.64 KB	-rw-r--r--
omap-iommu.h	880 B	-rw-r--r--
omap-mailbox.h	689 B	-rw-r--r--
omapfb.h	576 B	-rw-r--r--
once.h	1.87 KB	-rw-r--r--
once_lite.h	677 B	-rw-r--r--
oom.h	3.26 KB	-rw-r--r--
openvswitch.h	403 B	-rw-r--r--
osq_lock.h	1.04 KB	-rw-r--r--
overflow.h	6.42 KB	-rw-r--r--
packing.h	1.76 KB	-rw-r--r--
padata.h	6.12 KB	-rw-r--r--
page-flags-layout.h	3.21 KB	-rw-r--r--
page-flags.h	28 KB	-rw-r--r--
page-isolation.h	1.64 KB	-rw-r--r--
page_counter.h	2.3 KB	-rw-r--r--
page_ext.h	1.83 KB	-rw-r--r--
page_idle.h	2.61 KB	-rw-r--r--
page_owner.h	2.31 KB	-rw-r--r--
page_ref.h	4.95 KB	-rw-r--r--
page_reporting.h	895 B	-rw-r--r--
pageblock-flags.h	2.31 KB	-rw-r--r--
pagemap.h	31.48 KB	-rw-r--r--
pagevec.h	2.04 KB	-rw-r--r--
pagewalk.h	4.07 KB	-rw-r--r--
panic.h	2.69 KB	-rw-r--r--
panic_notifier.h	296 B	-rw-r--r--
parman.h	2.87 KB	-rw-r--r--
parport.h	19.09 KB	-rw-r--r--
parport_pc.h	6.56 KB	-rw-r--r--
parser.h	1.17 KB	-rw-r--r--
part_stat.h	2.38 KB	-rw-r--r--
pata_arasan_cf_data.h	1.22 KB	-rw-r--r--
patchkey.h	757 B	-rw-r--r--
path.h	572 B	-rw-r--r--
pch_dma.h	408 B	-rw-r--r--
pci-acpi.h	3.85 KB	-rw-r--r--
pci-ats.h	1.76 KB	-rw-r--r--
pci-dma-compat.h	3.66 KB	-rw-r--r--
pci-ecam.h	3.2 KB	-rw-r--r--
pci-ep-cfs.h	956 B	-rw-r--r--
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pci-p2pdma.h	3.95 KB	-rw-r--r--
pci.h	89.14 KB	-rw-r--r--
pci_hotplug.h	4.35 KB	-rw-r--r--
pci_ids.h	120.69 KB	-rw-r--r--
pcs-lynx.h	425 B	-rw-r--r--
pda_power.h	1005 B	-rw-r--r--
pe.h	16.17 KB	-rw-r--r--
percpu-defs.h	18.12 KB	-rw-r--r--
percpu-refcount.h	10.84 KB	-rw-r--r--
percpu-rwsem.h	4.16 KB	-rw-r--r--
percpu.h	4.65 KB	-rw-r--r--
percpu_counter.h	4.39 KB	-rw-r--r--
perf_event.h	46.38 KB	-rw-r--r--
perf_regs.h	1.05 KB	-rw-r--r--
personality.h	393 B	-rw-r--r--
pfn.h	666 B	-rw-r--r--
pfn_t.h	3.21 KB	-rw-r--r--
pgtable.h	43.89 KB	-rw-r--r--
phonet.h	537 B	-rw-r--r--
phy.h	57.75 KB	-rw-r--r--
phy_fixed.h	1.77 KB	-rw-r--r--
phy_led_triggers.h	1.01 KB	-rw-r--r--
phylink.h	19.37 KB	-rw-r--r--
pid.h	6.29 KB	-rw-r--r--
pid_namespace.h	2.08 KB	-rw-r--r--
pim.h	2.67 KB	-rw-r--r--
pipe_fs_i.h	8.68 KB	-rw-r--r--
pkeys.h	990 B	-rw-r--r--
pktcdvd.h	5.87 KB	-rw-r--r--
pl320-ipc.h	209 B	-rw-r--r--
platform_device.h	12.21 KB	-rw-r--r--
platform_profile.h	1.12 KB	-rw-r--r--
pldmfw.h	4.76 KB	-rw-r--r--
plist.h	8.66 KB	-rw-r--r--
pm-trace.h	940 B	-rw-r--r--
pm.h	32.64 KB	-rw-r--r--
pm_clock.h	2.58 KB	-rw-r--r--
pm_domain.h	13.18 KB	-rw-r--r--
pm_opp.h	15.1 KB	-rw-r--r--
pm_qos.h	10.41 KB	-rw-r--r--
pm_runtime.h	18.5 KB	-rw-r--r--
pm_wakeirq.h	1.31 KB	-rw-r--r--
pm_wakeup.h	6.28 KB	-rw-r--r--
pmbus.h	2.48 KB	-rw-r--r--
pmu.h	2.44 KB	-rw-r--r--
pnfs_osd_xdr.h	9.27 KB	-rw-r--r--
pnp.h	14.9 KB	-rw-r--r--
poison.h	2.48 KB	-rw-r--r--
poll.h	4.07 KB	-rw-r--r--
posix-clock.h	3.91 KB	-rw-r--r--
posix-timers.h	7.01 KB	-rw-r--r--
posix_acl.h	3.27 KB	-rw-r--r--
posix_acl_xattr.h	1.75 KB	-rw-r--r--
power_supply.h	17.74 KB	-rw-r--r--
powercap.h	11.98 KB	-rw-r--r--
ppp-comp.h	2.95 KB	-rw-r--r--
ppp_channel.h	2.99 KB	-rw-r--r--
ppp_defs.h	305 B	-rw-r--r--
pps_kernel.h	2.9 KB	-rw-r--r--
pr.h	566 B	-rw-r--r--
prandom.h	3.75 KB	-rw-r--r--
preempt.h	11.99 KB	-rw-r--r--
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prime_numbers.h	1.35 KB	-rw-r--r--
printk.h	22.19 KB	-rw-r--r--
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proc_fs.h	8.35 KB	-rw-r--r--
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processor.h	1.84 KB	-rw-r--r--
profile.h	2.65 KB	-rw-r--r--
projid.h	2.22 KB	-rw-r--r--
property.h	17.28 KB	-rw-r--r--
pruss_driver.h	1.27 KB	-rw-r--r--
psci.h	1.52 KB	-rw-r--r--
pseudo_fs.h	355 B	-rw-r--r--
psi.h	1.56 KB	-rw-r--r--
psi_types.h	4.31 KB	-rw-r--r--
psp-sev.h	17.76 KB	-rw-r--r--
psp-tee.h	2.65 KB	-rw-r--r--
pstore.h	7.63 KB	-rw-r--r--
pstore_blk.h	1.53 KB	-rw-r--r--
pstore_ram.h	3.82 KB	-rw-r--r--
pstore_zone.h	2.28 KB	-rw-r--r--
ptdump.h	567 B	-rw-r--r--
pti.h	240 B	-rw-r--r--
ptp_classify.h	4.35 KB	-rw-r--r--
ptp_clock_kernel.h	12.2 KB	-rw-r--r--
ptp_kvm.h	430 B	-rw-r--r--
ptp_pch.h	623 B	-rw-r--r--
ptr_ring.h	16.29 KB	-rw-r--r--
ptrace.h	14.92 KB	-rw-r--r--
purgatory.h	590 B	-rw-r--r--
pvclock_gtod.h	548 B	-rw-r--r--
pwm.h	16.37 KB	-rw-r--r--
pwm_backlight.h	722 B	-rw-r--r--
pxa168_eth.h	728 B	-rw-r--r--
pxa2xx_ssp.h	11.13 KB	-rw-r--r--
qcom-geni-se.h	13.74 KB	-rw-r--r--
qcom_scm.h	3.81 KB	-rw-r--r--
qnx6_fs.h	3.27 KB	-rw-r--r--
quota.h	18.67 KB	-rw-r--r--
quotaops.h	10.28 KB	-rw-r--r--
radix-tree.h	15.63 KB	-rw-r--r--
raid_class.h	2.1 KB	-rw-r--r--
ramfs.h	695 B	-rw-r--r--
random.h	4.12 KB	-rw-r--r--
randomize_kstack.h	1.92 KB	-rw-r--r--
range.h	775 B	-rw-r--r--
ras.h	1.02 KB	-rw-r--r--
ratelimit.h	1.72 KB	-rw-r--r--
ratelimit_types.h	1.14 KB	-rw-r--r--
rational.h	639 B	-rw-r--r--
rbtree.h	8.93 KB	-rw-r--r--
rbtree_augmented.h	9.53 KB	-rw-r--r--
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rbtree_types.h	946 B	-rw-r--r--
rcu_node_tree.h	3.73 KB	-rw-r--r--
rcu_segcblist.h	10.03 KB	-rw-r--r--
rcu_sync.h	1.46 KB	-rw-r--r--
rculist.h	28.56 KB	-rw-r--r--
rculist_bl.h	3.29 KB	-rw-r--r--
rculist_nulls.h	6.57 KB	-rw-r--r--
rcupdate.h	36.33 KB	-rw-r--r--
rcupdate_trace.h	3.08 KB	-rw-r--r--
rcupdate_wait.h	1.73 KB	-rw-r--r--
rcutiny.h	3.32 KB	-rw-r--r--
rcutree.h	2.34 KB	-rw-r--r--
rcuwait.h	1.84 KB	-rw-r--r--
reboot-mode.h	600 B	-rw-r--r--
reboot.h	2.18 KB	-rw-r--r--
reciprocal_div.h	3.28 KB	-rw-r--r--
refcount.h	12.02 KB	-rw-r--r--
regmap.h	62.95 KB	-rw-r--r--
regset.h	11.35 KB	-rw-r--r--
relay.h	8.47 KB	-rw-r--r--
remoteproc.h	24.77 KB	-rw-r--r--
resctrl.h	6.5 KB	-rw-r--r--
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reset.h	30.24 KB	-rw-r--r--
resource.h	339 B	-rw-r--r--
resource_ext.h	2.08 KB	-rw-r--r--
restart_block.h	1.11 KB	-rw-r--r--
rfkill.h	10.52 KB	-rw-r--r--
rhashtable-types.h	3.45 KB	-rw-r--r--
rhashtable.h	37.59 KB	-rw-r--r--
ring_buffer.h	7.43 KB	-rw-r--r--
rio.h	19.02 KB	-rw-r--r--
rio_drv.h	14.32 KB	-rw-r--r--
rio_ids.h	1.08 KB	-rw-r--r--
rio_regs.h	19.07 KB	-rw-r--r--
rmap.h	8.96 KB	-rw-r--r--
rmi.h	12.04 KB	-rw-r--r--
rndis.h	16.86 KB	-rw-r--r--
rodata_test.h	394 B	-rw-r--r--
root_dev.h	619 B	-rw-r--r--
rpmsg.h	8.4 KB	-rw-r--r--
rslib.h	3.67 KB	-rw-r--r--
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rtmutex.h	2.97 KB	-rw-r--r--
rtnetlink.h	4.46 KB	-rw-r--r--
rtsx_common.h	890 B	-rw-r--r--
rtsx_pci.h	39.82 KB	-rw-r--r--
rtsx_usb.h	15.42 KB	-rw-r--r--
rwbase_rt.h	876 B	-rw-r--r--
rwlock.h	4.55 KB	-rw-r--r--
rwlock_api_smp.h	7.65 KB	-rw-r--r--
rwlock_rt.h	2.98 KB	-rw-r--r--
rwlock_types.h	1.77 KB	-rw-r--r--
rwsem.h	7.32 KB	-rw-r--r--
s3c_adc_battery.h	923 B	-rw-r--r--
sbitmap.h	16.9 KB	-rw-r--r--
scatterlist.h	17.56 KB	-rw-r--r--
scc.h	2.84 KB	-rw-r--r--
sched.h	64.44 KB	-rw-r--r--
sched_clock.h	1.44 KB	-rw-r--r--
scmi_protocol.h	26.03 KB	-rw-r--r--
scpi_protocol.h	2.67 KB	-rw-r--r--
screen_info.h	191 B	-rw-r--r--
scs.h	1.83 KB	-rw-r--r--
sctp.h	22.88 KB	-rw-r--r--
scx200.h	1.82 KB	-rw-r--r--
scx200_gpio.h	2.38 KB	-rw-r--r--
sdb.h	4.17 KB	-rw-r--r--
seccomp.h	3.45 KB	-rw-r--r--
secretmem.h	1.17 KB	-rw-r--r--
securebits.h	239 B	-rw-r--r--
security.h	58.64 KB	-rw-r--r--
sed-opal.h	1.66 KB	-rw-r--r--
seg6.h	121 B	-rw-r--r--
seg6_genl.h	136 B	-rw-r--r--
seg6_hmac.h	136 B	-rw-r--r--
seg6_iptunnel.h	148 B	-rw-r--r--
seg6_local.h	100 B	-rw-r--r--
selection.h	1.81 KB	-rw-r--r--
sem.h	599 B	-rw-r--r--
semaphore.h	1.35 KB	-rw-r--r--
seq_buf.h	3.94 KB	-rw-r--r--
seq_file.h	8.75 KB	-rw-r--r--
seq_file_net.h	730 B	-rw-r--r--
seqlock.h	38.18 KB	-rw-r--r--
seqno-fence.h	3.57 KB	-rw-r--r--
serdev.h	9.82 KB	-rw-r--r--
serial.h	630 B	-rw-r--r--
serial_8250.h	6.57 KB	-rw-r--r--
serial_bcm63xx.h	4.73 KB	-rw-r--r--
serial_core.h	17.65 KB	-rw-r--r--
serial_max3100.h	1.19 KB	-rw-r--r--
serial_s3c.h	9.42 KB	-rw-r--r--
serial_sci.h	1.6 KB	-rw-r--r--
serio.h	4.28 KB	-rw-r--r--
set_memory.h	1.66 KB	-rw-r--r--
sfp.h	15.87 KB	-rw-r--r--
sh_clk.h	5.96 KB	-rw-r--r--
sh_dma.h	3.47 KB	-rw-r--r--
sh_eth.h	369 B	-rw-r--r--
sh_intc.h	3.42 KB	-rw-r--r--
sh_timer.h	172 B	-rw-r--r--
shdma-base.h	4.27 KB	-rw-r--r--
shm.h	968 B	-rw-r--r--
shmem_fs.h	5.81 KB	-rw-r--r--
shrinker.h	3.25 KB	-rw-r--r--
signal.h	13.56 KB	-rw-r--r--
signal_types.h	1.68 KB	-rw-r--r--
signalfd.h	817 B	-rw-r--r--
siox.h	2.26 KB	-rw-r--r--
siphash.h	4.53 KB	-rw-r--r--
sizes.h	1.27 KB	-rw-r--r--
skb_array.h	5.18 KB	-rw-r--r--
skbuff.h	133.77 KB	-rw-r--r--
skmsg.h	13.29 KB	-rw-r--r--
slab.h	22.32 KB	-rw-r--r--
slab_def.h	3.02 KB	-rw-r--r--
slimbus.h	6.93 KB	-rw-r--r--
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sm501-regs.h	11.62 KB	-rw-r--r--
sm501.h	4.02 KB	-rw-r--r--
smc911x.h	294 B	-rw-r--r--
smc91x.h	1.57 KB	-rw-r--r--
smp.h	7.63 KB	-rw-r--r--
smp_types.h	1.35 KB	-rw-r--r--
smpboot.h	1.68 KB	-rw-r--r--
smsc911x.h	1.63 KB	-rw-r--r--
smscphy.h	1.25 KB	-rw-r--r--
sock_diag.h	2.31 KB	-rw-r--r--
socket.h	15.04 KB	-rw-r--r--
sockptr.h	2.23 KB	-rw-r--r--
sonet.h	469 B	-rw-r--r--
sony-laptop.h	1.41 KB	-rw-r--r--
sonypi.h	1.71 KB	-rw-r--r--
sort.h	346 B	-rw-r--r--
sound.h	685 B	-rw-r--r--
soundcard.h	1.59 KB	-rw-r--r--
spinlock.h	14.07 KB	-rw-r--r--
spinlock_api_smp.h	5.47 KB	-rw-r--r--
spinlock_api_up.h	3.31 KB	-rw-r--r--
spinlock_rt.h	4.11 KB	-rw-r--r--
spinlock_types.h	1.78 KB	-rw-r--r--
spinlock_types_raw.h	1.69 KB	-rw-r--r--
spinlock_types_up.h	726 B	-rw-r--r--
spinlock_up.h	2.16 KB	-rw-r--r--
splice.h	3.24 KB	-rw-r--r--
spmi.h	5.59 KB	-rw-r--r--
sram.h	844 B	-rw-r--r--
srcu.h	6.93 KB	-rw-r--r--
srcutiny.h	2.75 KB	-rw-r--r--
srcutree.h	4.8 KB	-rw-r--r--
ssbi.h	726 B	-rw-r--r--
stackdepot.h	768 B	-rw-r--r--
stackleak.h	902 B	-rw-r--r--
stackprotector.h	361 B	-rw-r--r--
stacktrace.h	3.89 KB	-rw-r--r--
start_kernel.h	415 B	-rw-r--r--
stat.h	1.33 KB	-rw-r--r--
statfs.h	1.78 KB	-rw-r--r--
static_call.h	10.17 KB	-rw-r--r--
static_call_types.h	2.74 KB	-rw-r--r--
static_key.h	30 B	-rw-r--r--
stdarg.h	313 B	-rw-r--r--
stddef.h	827 B	-rw-r--r--
stm.h	4.34 KB	-rw-r--r--
stmmac.h	6.75 KB	-rw-r--r--
stmp3xxx_rtc_wdt.h	331 B	-rw-r--r--
stmp_device.h	412 B	-rw-r--r--
stop_machine.h	4.41 KB	-rw-r--r--
string.h	8.66 KB	-rw-r--r--
string_helpers.h	2.69 KB	-rw-r--r--
stringhash.h	2.65 KB	-rw-r--r--
stringify.h	341 B	-rw-r--r--
sungem_phy.h	3.94 KB	-rw-r--r--
sunserialcore.h	1.08 KB	-rw-r--r--
sunxi-rsb.h	2.89 KB	-rw-r--r--
superhyway.h	2.81 KB	-rw-r--r--
surface_acpi_notify.h	1.07 KB	-rw-r--r--
suspend.h	20.02 KB	-rw-r--r--
svga.h	3.75 KB	-rw-r--r--
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swab.h	569 B	-rw-r--r--
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swap.h	23.51 KB	-rw-r--r--
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swap_slots.h	841 B	-rw-r--r--
swapfile.h	556 B	-rw-r--r--
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swiotlb.h	5.33 KB	-rw-r--r--
switchtec.h	10.9 KB	-rw-r--r--
sxgbe_platform.h	1.23 KB	-rw-r--r--
sync_core.h	581 B	-rw-r--r--
sync_file.h	1.57 KB	-rw-r--r--
synclink.h	989 B	-rw-r--r--
sys.h	960 B	-rw-r--r--
sys_soc.h	1.26 KB	-rw-r--r--
syscall_user_dispatch.h	930 B	-rw-r--r--
syscalls.h	55.31 KB	-rw-r--r--
syscore_ops.h	633 B	-rw-r--r--
sysctl.h	7.73 KB	-rw-r--r--
sysfb.h	2.39 KB	-rw-r--r--
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syslog.h	1.24 KB	-rw-r--r--
sysrq.h	1.96 KB	-rw-r--r--
sysv_fs.h	9.03 KB	-rw-r--r--
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Code Editor : bpf.h

/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
 */
#ifndef _LINUX_BPF_H
#define _LINUX_BPF_H 1

#include <uapi/linux/bpf.h>

#include <linux/workqueue.h>
#include <linux/file.h>
#include <linux/percpu.h>
#include <linux/err.h>
#include <linux/rbtree_latch.h>
#include <linux/numa.h>
#include <linux/mm_types.h>
#include <linux/wait.h>
#include <linux/refcount.h>
#include <linux/mutex.h>
#include <linux/module.h>
#include <linux/kallsyms.h>
#include <linux/capability.h>
#include <linux/sched/mm.h>
#include <linux/slab.h>
#include <linux/percpu-refcount.h>
#include <linux/bpfptr.h>

struct bpf_verifier_env;
struct bpf_verifier_log;
struct perf_event;
struct bpf_prog;
struct bpf_prog_aux;
struct bpf_map;
struct sock;
struct seq_file;
struct btf;
struct btf_type;
struct exception_table_entry;
struct seq_operations;
struct bpf_iter_aux_info;
struct bpf_local_storage;
struct bpf_local_storage_map;
struct kobject;
struct mem_cgroup;
struct module;
struct bpf_func_state;

extern struct idr btf_idr;
extern spinlock_t btf_idr_lock;
extern struct kobject *btf_kobj;

typedef int (*bpf_iter_init_seq_priv_t)(void *private_data,
					struct bpf_iter_aux_info *aux);
typedef void (*bpf_iter_fini_seq_priv_t)(void *private_data);
struct bpf_iter_seq_info {
	const struct seq_operations *seq_ops;
	bpf_iter_init_seq_priv_t init_seq_private;
	bpf_iter_fini_seq_priv_t fini_seq_private;
	u32 seq_priv_size;
};

/* map is generic key/value storage optionally accessible by eBPF programs */
struct bpf_map_ops {
	/* funcs callable from userspace (via syscall) */
	int (*map_alloc_check)(union bpf_attr *attr);
	struct bpf_map *(*map_alloc)(union bpf_attr *attr);
	void (*map_release)(struct bpf_map *map, struct file *map_file);
	void (*map_free)(struct bpf_map *map);
	int (*map_get_next_key)(struct bpf_map *map, void *key, void *next_key);
	void (*map_release_uref)(struct bpf_map *map);
	void *(*map_lookup_elem_sys_only)(struct bpf_map *map, void *key);
	int (*map_lookup_batch)(struct bpf_map *map, const union bpf_attr *attr,
				union bpf_attr __user *uattr);
	int (*map_lookup_and_delete_elem)(struct bpf_map *map, void *key,
					  void *value, u64 flags);
	int (*map_lookup_and_delete_batch)(struct bpf_map *map,
					   const union bpf_attr *attr,
					   union bpf_attr __user *uattr);
	int (*map_update_batch)(struct bpf_map *map, const union bpf_attr *attr,
				union bpf_attr __user *uattr);
	int (*map_delete_batch)(struct bpf_map *map, const union bpf_attr *attr,
				union bpf_attr __user *uattr);

/* funcs callable from userspace and from eBPF programs */
	void *(*map_lookup_elem)(struct bpf_map *map, void *key);
	int (*map_update_elem)(struct bpf_map *map, void *key, void *value, u64 flags);
	int (*map_delete_elem)(struct bpf_map *map, void *key);
	int (*map_push_elem)(struct bpf_map *map, void *value, u64 flags);
	int (*map_pop_elem)(struct bpf_map *map, void *value);
	int (*map_peek_elem)(struct bpf_map *map, void *value);

/* funcs called by prog_array and perf_event_array map */
	void *(*map_fd_get_ptr)(struct bpf_map *map, struct file *map_file,
				int fd);
	void (*map_fd_put_ptr)(void *ptr);
	int (*map_gen_lookup)(struct bpf_map *map, struct bpf_insn *insn_buf);
	u32 (*map_fd_sys_lookup_elem)(void *ptr);
	void (*map_seq_show_elem)(struct bpf_map *map, void *key,
				  struct seq_file *m);
	int (*map_check_btf)(const struct bpf_map *map,
			     const struct btf *btf,
			     const struct btf_type *key_type,
			     const struct btf_type *value_type);

/* Prog poke tracking helpers. */
	int (*map_poke_track)(struct bpf_map *map, struct bpf_prog_aux *aux);
	void (*map_poke_untrack)(struct bpf_map *map, struct bpf_prog_aux *aux);
	void (*map_poke_run)(struct bpf_map *map, u32 key, struct bpf_prog *old,
			     struct bpf_prog *new);

/* Direct value access helpers. */
	int (*map_direct_value_addr)(const struct bpf_map *map,
				     u64 *imm, u32 off);
	int (*map_direct_value_meta)(const struct bpf_map *map,
				     u64 imm, u32 *off);
	int (*map_mmap)(struct bpf_map *map, struct vm_area_struct *vma);
	__poll_t (*map_poll)(struct bpf_map *map, struct file *filp,
			     struct poll_table_struct *pts);

/* Functions called by bpf_local_storage maps */
	int (*map_local_storage_charge)(struct bpf_local_storage_map *smap,
					void *owner, u32 size);
	void (*map_local_storage_uncharge)(struct bpf_local_storage_map *smap,
					   void *owner, u32 size);
	struct bpf_local_storage __rcu ** (*map_owner_storage_ptr)(void *owner);

/* Misc helpers.*/
	int (*map_redirect)(struct bpf_map *map, u32 ifindex, u64 flags);

/* map_meta_equal must be implemented for maps that can be
	 * used as an inner map.  It is a runtime check to ensure
	 * an inner map can be inserted to an outer map.
	 *
	 * Some properties of the inner map has been used during the
	 * verification time.  When inserting an inner map at the runtime,
	 * map_meta_equal has to ensure the inserting map has the same
	 * properties that the verifier has used earlier.
	 */
	bool (*map_meta_equal)(const struct bpf_map *meta0,
			       const struct bpf_map *meta1);

int (*map_set_for_each_callback_args)(struct bpf_verifier_env *env,
					      struct bpf_func_state *caller,
					      struct bpf_func_state *callee);
	int (*map_for_each_callback)(struct bpf_map *map, void *callback_fn,
				     void *callback_ctx, u64 flags);

/* BTF name and id of struct allocated by map_alloc */
	const char * const map_btf_name;
	int *map_btf_id;

/* bpf_iter info used to open a seq_file */
	const struct bpf_iter_seq_info *iter_seq_info;
};

struct bpf_map {
	/* The first two cachelines with read-mostly members of which some
	 * are also accessed in fast-path (e.g. ops, max_entries).
	 */
	const struct bpf_map_ops *ops ____cacheline_aligned;
	struct bpf_map *inner_map_meta;
#ifdef CONFIG_SECURITY
	void *security;
#endif
	enum bpf_map_type map_type;
	u32 key_size;
	u32 value_size;
	u32 max_entries;
	u32 map_flags;
	int spin_lock_off; /* >=0 valid offset, <0 error */
	int timer_off; /* >=0 valid offset, <0 error */
	u32 id;
	int numa_node;
	u32 btf_key_type_id;
	u32 btf_value_type_id;
	struct btf *btf;
#ifdef CONFIG_MEMCG_KMEM
	struct mem_cgroup *memcg;
#endif
	char name[BPF_OBJ_NAME_LEN];
	u32 btf_vmlinux_value_type_id;
	bool bypass_spec_v1;
	bool frozen; /* write-once; write-protected by freeze_mutex */
	/* 22 bytes hole */

/* The 3rd and 4th cacheline with misc members to avoid false sharing
	 * particularly with refcounting.
	 */
	atomic64_t refcnt ____cacheline_aligned;
	atomic64_t usercnt;
	struct work_struct work;
	struct mutex freeze_mutex;
	atomic64_t writecnt;
};

static inline bool map_value_has_spin_lock(const struct bpf_map *map)
{
	return map->spin_lock_off >= 0;
}

static inline bool map_value_has_timer(const struct bpf_map *map)
{
	return map->timer_off >= 0;
}

static inline void check_and_init_map_value(struct bpf_map *map, void *dst)
{
	if (unlikely(map_value_has_spin_lock(map)))
		memset(dst + map->spin_lock_off, 0, sizeof(struct bpf_spin_lock));
	if (unlikely(map_value_has_timer(map)))
		memset(dst + map->timer_off, 0, sizeof(struct bpf_timer));
}

/* copy everything but bpf_spin_lock and bpf_timer. There could be one of each. */
static inline void copy_map_value(struct bpf_map *map, void *dst, void *src)
{
	u32 s_off = 0, s_sz = 0, t_off = 0, t_sz = 0;

if (unlikely(map_value_has_spin_lock(map))) {
		s_off = map->spin_lock_off;
		s_sz = sizeof(struct bpf_spin_lock);
	}
	if (unlikely(map_value_has_timer(map))) {
		t_off = map->timer_off;
		t_sz = sizeof(struct bpf_timer);
	}

if (unlikely(s_sz || t_sz)) {
		if (s_off < t_off || !s_sz) {
			swap(s_off, t_off);
			swap(s_sz, t_sz);
		}
		memcpy(dst, src, t_off);
		memcpy(dst + t_off + t_sz,
		       src + t_off + t_sz,
		       s_off - t_off - t_sz);
		memcpy(dst + s_off + s_sz,
		       src + s_off + s_sz,
		       map->value_size - s_off - s_sz);
	} else {
		memcpy(dst, src, map->value_size);
	}
}
void copy_map_value_locked(struct bpf_map *map, void *dst, void *src,
			   bool lock_src);
void bpf_timer_cancel_and_free(void *timer);
int bpf_obj_name_cpy(char *dst, const char *src, unsigned int size);

struct bpf_offload_dev;
struct bpf_offloaded_map;

struct bpf_map_dev_ops {
	int (*map_get_next_key)(struct bpf_offloaded_map *map,
				void *key, void *next_key);
	int (*map_lookup_elem)(struct bpf_offloaded_map *map,
			       void *key, void *value);
	int (*map_update_elem)(struct bpf_offloaded_map *map,
			       void *key, void *value, u64 flags);
	int (*map_delete_elem)(struct bpf_offloaded_map *map, void *key);
};

struct bpf_offloaded_map {
	struct bpf_map map;
	struct net_device *netdev;
	const struct bpf_map_dev_ops *dev_ops;
	void *dev_priv;
	struct list_head offloads;
};

static inline struct bpf_offloaded_map *map_to_offmap(struct bpf_map *map)
{
	return container_of(map, struct bpf_offloaded_map, map);
}

static inline bool bpf_map_offload_neutral(const struct bpf_map *map)
{
	return map->map_type == BPF_MAP_TYPE_PERF_EVENT_ARRAY;
}

static inline bool bpf_map_support_seq_show(const struct bpf_map *map)
{
	return (map->btf_value_type_id || map->btf_vmlinux_value_type_id) &&
		map->ops->map_seq_show_elem;
}

int map_check_no_btf(const struct bpf_map *map,
		     const struct btf *btf,
		     const struct btf_type *key_type,
		     const struct btf_type *value_type);

bool bpf_map_meta_equal(const struct bpf_map *meta0,
			const struct bpf_map *meta1);

extern const struct bpf_map_ops bpf_map_offload_ops;

/* function argument constraints */
enum bpf_arg_type {
	ARG_DONTCARE = 0,	/* unused argument in helper function */

/* the following constraints used to prototype
	 * bpf_map_lookup/update/delete_elem() functions
	 */
	ARG_CONST_MAP_PTR,	/* const argument used as pointer to bpf_map */
	ARG_PTR_TO_MAP_KEY,	/* pointer to stack used as map key */
	ARG_PTR_TO_MAP_VALUE,	/* pointer to stack used as map value */
	ARG_PTR_TO_UNINIT_MAP_VALUE,	/* pointer to valid memory used to store a map value */
	ARG_PTR_TO_MAP_VALUE_OR_NULL,	/* pointer to stack used as map value or NULL */

/* the following constraints used to prototype bpf_memcmp() and other
	 * functions that access data on eBPF program stack
	 */
	ARG_PTR_TO_MEM,		/* pointer to valid memory (stack, packet, map value) */
	ARG_PTR_TO_MEM_OR_NULL, /* pointer to valid memory or NULL */
	ARG_PTR_TO_UNINIT_MEM,	/* pointer to memory does not need to be initialized,
				 * helper function must fill all bytes or clear
				 * them in error case.
				 */

ARG_CONST_SIZE,		/* number of bytes accessed from memory */
	ARG_CONST_SIZE_OR_ZERO,	/* number of bytes accessed from memory or 0 */

ARG_PTR_TO_CTX,		/* pointer to context */
	ARG_PTR_TO_CTX_OR_NULL,	/* pointer to context or NULL */
	ARG_ANYTHING,		/* any (initialized) argument is ok */
	ARG_PTR_TO_SPIN_LOCK,	/* pointer to bpf_spin_lock */
	ARG_PTR_TO_SOCK_COMMON,	/* pointer to sock_common */
	ARG_PTR_TO_INT,		/* pointer to int */
	ARG_PTR_TO_LONG,	/* pointer to long */
	ARG_PTR_TO_SOCKET,	/* pointer to bpf_sock (fullsock) */
	ARG_PTR_TO_SOCKET_OR_NULL,	/* pointer to bpf_sock (fullsock) or NULL */
	ARG_PTR_TO_BTF_ID,	/* pointer to in-kernel struct */
	ARG_PTR_TO_ALLOC_MEM,	/* pointer to dynamically allocated memory */
	ARG_PTR_TO_ALLOC_MEM_OR_NULL,	/* pointer to dynamically allocated memory or NULL */
	ARG_CONST_ALLOC_SIZE_OR_ZERO,	/* number of allocated bytes requested */
	ARG_PTR_TO_BTF_ID_SOCK_COMMON,	/* pointer to in-kernel sock_common or bpf-mirrored bpf_sock */
	ARG_PTR_TO_PERCPU_BTF_ID,	/* pointer to in-kernel percpu type */
	ARG_PTR_TO_FUNC,	/* pointer to a bpf program function */
	ARG_PTR_TO_STACK_OR_NULL,	/* pointer to stack or NULL */
	ARG_PTR_TO_CONST_STR,	/* pointer to a null terminated read-only string */
	ARG_PTR_TO_TIMER,	/* pointer to bpf_timer */
	__BPF_ARG_TYPE_MAX,
};

/* type of values returned from helper functions */
enum bpf_return_type {
	RET_INTEGER,			/* function returns integer */
	RET_VOID,			/* function doesn't return anything */
	RET_PTR_TO_MAP_VALUE,		/* returns a pointer to map elem value */
	RET_PTR_TO_MAP_VALUE_OR_NULL,	/* returns a pointer to map elem value or NULL */
	RET_PTR_TO_SOCKET_OR_NULL,	/* returns a pointer to a socket or NULL */
	RET_PTR_TO_TCP_SOCK_OR_NULL,	/* returns a pointer to a tcp_sock or NULL */
	RET_PTR_TO_SOCK_COMMON_OR_NULL,	/* returns a pointer to a sock_common or NULL */
	RET_PTR_TO_ALLOC_MEM_OR_NULL,	/* returns a pointer to dynamically allocated memory or NULL */
	RET_PTR_TO_BTF_ID_OR_NULL,	/* returns a pointer to a btf_id or NULL */
	RET_PTR_TO_MEM_OR_BTF_ID_OR_NULL, /* returns a pointer to a valid memory or a btf_id or NULL */
	RET_PTR_TO_MEM_OR_BTF_ID,	/* returns a pointer to a valid memory or a btf_id */
	RET_PTR_TO_BTF_ID,		/* returns a pointer to a btf_id */
};

/* eBPF function prototype used by verifier to allow BPF_CALLs from eBPF programs
 * to in-kernel helper functions and for adjusting imm32 field in BPF_CALL
 * instructions after verifying
 */
struct bpf_func_proto {
	u64 (*func)(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
	bool gpl_only;
	bool pkt_access;
	enum bpf_return_type ret_type;
	union {
		struct {
			enum bpf_arg_type arg1_type;
			enum bpf_arg_type arg2_type;
			enum bpf_arg_type arg3_type;
			enum bpf_arg_type arg4_type;
			enum bpf_arg_type arg5_type;
		};
		enum bpf_arg_type arg_type[5];
	};
	union {
		struct {
			u32 *arg1_btf_id;
			u32 *arg2_btf_id;
			u32 *arg3_btf_id;
			u32 *arg4_btf_id;
			u32 *arg5_btf_id;
		};
		u32 *arg_btf_id[5];
	};
	int *ret_btf_id; /* return value btf_id */
	bool (*allowed)(const struct bpf_prog *prog);
};

/* bpf_context is intentionally undefined structure. Pointer to bpf_context is
 * the first argument to eBPF programs.
 * For socket filters: 'struct bpf_context *' == 'struct sk_buff *'
 */
struct bpf_context;

enum bpf_access_type {
	BPF_READ = 1,
	BPF_WRITE = 2
};

/* types of values stored in eBPF registers */
/* Pointer types represent:
 * pointer
 * pointer + imm
 * pointer + (u16) var
 * pointer + (u16) var + imm
 * if (range > 0) then [ptr, ptr + range - off) is safe to access
 * if (id > 0) means that some 'var' was added
 * if (off > 0) means that 'imm' was added
 */
enum bpf_reg_type {
	NOT_INIT = 0,		 /* nothing was written into register */
	SCALAR_VALUE,		 /* reg doesn't contain a valid pointer */
	PTR_TO_CTX,		 /* reg points to bpf_context */
	CONST_PTR_TO_MAP,	 /* reg points to struct bpf_map */
	PTR_TO_MAP_VALUE,	 /* reg points to map element value */
	PTR_TO_MAP_VALUE_OR_NULL,/* points to map elem value or NULL */
	PTR_TO_STACK,		 /* reg == frame_pointer + offset */
	PTR_TO_PACKET_META,	 /* skb->data - meta_len */
	PTR_TO_PACKET,		 /* reg points to skb->data */
	PTR_TO_PACKET_END,	 /* skb->data + headlen */
	PTR_TO_FLOW_KEYS,	 /* reg points to bpf_flow_keys */
	PTR_TO_SOCKET,		 /* reg points to struct bpf_sock */
	PTR_TO_SOCKET_OR_NULL,	 /* reg points to struct bpf_sock or NULL */
	PTR_TO_SOCK_COMMON,	 /* reg points to sock_common */
	PTR_TO_SOCK_COMMON_OR_NULL, /* reg points to sock_common or NULL */
	PTR_TO_TCP_SOCK,	 /* reg points to struct tcp_sock */
	PTR_TO_TCP_SOCK_OR_NULL, /* reg points to struct tcp_sock or NULL */
	PTR_TO_TP_BUFFER,	 /* reg points to a writable raw tp's buffer */
	PTR_TO_XDP_SOCK,	 /* reg points to struct xdp_sock */
	/* PTR_TO_BTF_ID points to a kernel struct that does not need
	 * to be null checked by the BPF program. This does not imply the
	 * pointer is _not_ null and in practice this can easily be a null
	 * pointer when reading pointer chains. The assumption is program
	 * context will handle null pointer dereference typically via fault
	 * handling. The verifier must keep this in mind and can make no
	 * assumptions about null or non-null when doing branch analysis.
	 * Further, when passed into helpers the helpers can not, without
	 * additional context, assume the value is non-null.
	 */
	PTR_TO_BTF_ID,
	/* PTR_TO_BTF_ID_OR_NULL points to a kernel struct that has not
	 * been checked for null. Used primarily to inform the verifier
	 * an explicit null check is required for this struct.
	 */
	PTR_TO_BTF_ID_OR_NULL,
	PTR_TO_MEM,		 /* reg points to valid memory region */
	PTR_TO_MEM_OR_NULL,	 /* reg points to valid memory region or NULL */
	PTR_TO_RDONLY_BUF,	 /* reg points to a readonly buffer */
	PTR_TO_RDONLY_BUF_OR_NULL, /* reg points to a readonly buffer or NULL */
	PTR_TO_RDWR_BUF,	 /* reg points to a read/write buffer */
	PTR_TO_RDWR_BUF_OR_NULL, /* reg points to a read/write buffer or NULL */
	PTR_TO_PERCPU_BTF_ID,	 /* reg points to a percpu kernel variable */
	PTR_TO_FUNC,		 /* reg points to a bpf program function */
	PTR_TO_MAP_KEY,		 /* reg points to a map element key */
	__BPF_REG_TYPE_MAX,
};

/* The information passed from prog-specific *_is_valid_access
 * back to the verifier.
 */
struct bpf_insn_access_aux {
	enum bpf_reg_type reg_type;
	union {
		int ctx_field_size;
		struct {
			struct btf *btf;
			u32 btf_id;
		};
	};
	struct bpf_verifier_log *log; /* for verbose logs */
};

static inline void
bpf_ctx_record_field_size(struct bpf_insn_access_aux *aux, u32 size)
{
	aux->ctx_field_size = size;
}

struct bpf_prog_ops {
	int (*test_run)(struct bpf_prog *prog, const union bpf_attr *kattr,
			union bpf_attr __user *uattr);
};

struct bpf_verifier_ops {
	/* return eBPF function prototype for verification */
	const struct bpf_func_proto *
	(*get_func_proto)(enum bpf_func_id func_id,
			  const struct bpf_prog *prog);

/* return true if 'size' wide access at offset 'off' within bpf_context
	 * with 'type' (read or write) is allowed
	 */
	bool (*is_valid_access)(int off, int size, enum bpf_access_type type,
				const struct bpf_prog *prog,
				struct bpf_insn_access_aux *info);
	int (*gen_prologue)(struct bpf_insn *insn, bool direct_write,
			    const struct bpf_prog *prog);
	int (*gen_ld_abs)(const struct bpf_insn *orig,
			  struct bpf_insn *insn_buf);
	u32 (*convert_ctx_access)(enum bpf_access_type type,
				  const struct bpf_insn *src,
				  struct bpf_insn *dst,
				  struct bpf_prog *prog, u32 *target_size);
	int (*btf_struct_access)(struct bpf_verifier_log *log,
				 const struct btf *btf,
				 const struct btf_type *t, int off, int size,
				 enum bpf_access_type atype,
				 u32 *next_btf_id);
	bool (*check_kfunc_call)(u32 kfunc_btf_id);
};

struct bpf_prog_offload_ops {
	/* verifier basic callbacks */
	int (*insn_hook)(struct bpf_verifier_env *env,
			 int insn_idx, int prev_insn_idx);
	int (*finalize)(struct bpf_verifier_env *env);
	/* verifier optimization callbacks (called after .finalize) */
	int (*replace_insn)(struct bpf_verifier_env *env, u32 off,
			    struct bpf_insn *insn);
	int (*remove_insns)(struct bpf_verifier_env *env, u32 off, u32 cnt);
	/* program management callbacks */
	int (*prepare)(struct bpf_prog *prog);
	int (*translate)(struct bpf_prog *prog);
	void (*destroy)(struct bpf_prog *prog);
};

struct bpf_prog_offload {
	struct bpf_prog		*prog;
	struct net_device	*netdev;
	struct bpf_offload_dev	*offdev;
	void			*dev_priv;
	struct list_head	offloads;
	bool			dev_state;
	bool			opt_failed;
	void			*jited_image;
	u32			jited_len;
};

enum bpf_cgroup_storage_type {
	BPF_CGROUP_STORAGE_SHARED,
	BPF_CGROUP_STORAGE_PERCPU,
	__BPF_CGROUP_STORAGE_MAX
};

#define MAX_BPF_CGROUP_STORAGE_TYPE __BPF_CGROUP_STORAGE_MAX

/* The longest tracepoint has 12 args.
 * See include/trace/bpf_probe.h
 */
#define MAX_BPF_FUNC_ARGS 12

/* The maximum number of arguments passed through registers
 * a single function may have.
 */
#define MAX_BPF_FUNC_REG_ARGS 5

struct btf_func_model {
	u8 ret_size;
	u8 nr_args;
	u8 arg_size[MAX_BPF_FUNC_ARGS];
};

/* Restore arguments before returning from trampoline to let original function
 * continue executing. This flag is used for fentry progs when there are no
 * fexit progs.
 */
#define BPF_TRAMP_F_RESTORE_REGS	BIT(0)
/* Call original function after fentry progs, but before fexit progs.
 * Makes sense for fentry/fexit, normal calls and indirect calls.
 */
#define BPF_TRAMP_F_CALL_ORIG		BIT(1)
/* Skip current frame and return to parent.  Makes sense for fentry/fexit
 * programs only. Should not be used with normal calls and indirect calls.
 */
#define BPF_TRAMP_F_SKIP_FRAME		BIT(2)
/* Store IP address of the caller on the trampoline stack,
 * so it's available for trampoline's programs.
 */
#define BPF_TRAMP_F_IP_ARG		BIT(3)
/* Return the return value of fentry prog. Only used by bpf_struct_ops. */
#define BPF_TRAMP_F_RET_FENTRY_RET	BIT(4)

/* Each call __bpf_prog_enter + call bpf_func + call __bpf_prog_exit is ~50
 * bytes on x86.  Pick a number to fit into BPF_IMAGE_SIZE / 2
 */
#define BPF_MAX_TRAMP_PROGS 38

struct bpf_tramp_progs {
	struct bpf_prog *progs[BPF_MAX_TRAMP_PROGS];
	int nr_progs;
};

/* Different use cases for BPF trampoline:
 * 1. replace nop at the function entry (kprobe equivalent)
 *    flags = BPF_TRAMP_F_RESTORE_REGS
 *    fentry = a set of programs to run before returning from trampoline
 *
 * 2. replace nop at the function entry (kprobe + kretprobe equivalent)
 *    flags = BPF_TRAMP_F_CALL_ORIG | BPF_TRAMP_F_SKIP_FRAME
 *    orig_call = fentry_ip + MCOUNT_INSN_SIZE
 *    fentry = a set of program to run before calling original function
 *    fexit = a set of program to run after original function
 *
 * 3. replace direct call instruction anywhere in the function body
 *    or assign a function pointer for indirect call (like tcp_congestion_ops->cong_avoid)
 *    With flags = 0
 *      fentry = a set of programs to run before returning from trampoline
 *    With flags = BPF_TRAMP_F_CALL_ORIG
 *      orig_call = original callback addr or direct function addr
 *      fentry = a set of program to run before calling original function
 *      fexit = a set of program to run after original function
 */
struct bpf_tramp_image;
int arch_prepare_bpf_trampoline(struct bpf_tramp_image *tr, void *image, void *image_end,
				const struct btf_func_model *m, u32 flags,
				struct bpf_tramp_progs *tprogs,
				void *orig_call);
/* these two functions are called from generated trampoline */
u64 notrace __bpf_prog_enter(struct bpf_prog *prog);
void notrace __bpf_prog_exit(struct bpf_prog *prog, u64 start);
u64 notrace __bpf_prog_enter_sleepable(struct bpf_prog *prog);
void notrace __bpf_prog_exit_sleepable(struct bpf_prog *prog, u64 start);
void notrace __bpf_tramp_enter(struct bpf_tramp_image *tr);
void notrace __bpf_tramp_exit(struct bpf_tramp_image *tr);

struct bpf_ksym {
	unsigned long		 start;
	unsigned long		 end;
	char			 name[KSYM_NAME_LEN];
	struct list_head	 lnode;
	struct latch_tree_node	 tnode;
	bool			 prog;
};

enum bpf_tramp_prog_type {
	BPF_TRAMP_FENTRY,
	BPF_TRAMP_FEXIT,
	BPF_TRAMP_MODIFY_RETURN,
	BPF_TRAMP_MAX,
	BPF_TRAMP_REPLACE, /* more than MAX */
};

struct bpf_tramp_image {
	void *image;
	struct bpf_ksym ksym;
	struct percpu_ref pcref;
	void *ip_after_call;
	void *ip_epilogue;
	union {
		struct rcu_head rcu;
		struct work_struct work;
	};
};

struct bpf_trampoline {
	/* hlist for trampoline_table */
	struct hlist_node hlist;
	/* serializes access to fields of this trampoline */
	struct mutex mutex;
	refcount_t refcnt;
	u64 key;
	struct {
		struct btf_func_model model;
		void *addr;
		bool ftrace_managed;
	} func;
	/* if !NULL this is BPF_PROG_TYPE_EXT program that extends another BPF
	 * program by replacing one of its functions. func.addr is the address
	 * of the function it replaced.
	 */
	struct bpf_prog *extension_prog;
	/* list of BPF programs using this trampoline */
	struct hlist_head progs_hlist[BPF_TRAMP_MAX];
	/* Number of attached programs. A counter per kind. */
	int progs_cnt[BPF_TRAMP_MAX];
	/* Executable image of trampoline */
	struct bpf_tramp_image *cur_image;
	u64 selector;
	struct module *mod;
};

struct bpf_attach_target_info {
	struct btf_func_model fmodel;
	long tgt_addr;
	const char *tgt_name;
	const struct btf_type *tgt_type;
};

#define BPF_DISPATCHER_MAX 48 /* Fits in 2048B */

struct bpf_dispatcher_prog {
	struct bpf_prog *prog;
	refcount_t users;
};

struct bpf_dispatcher {
	/* dispatcher mutex */
	struct mutex mutex;
	void *func;
	struct bpf_dispatcher_prog progs[BPF_DISPATCHER_MAX];
	int num_progs;
	void *image;
	u32 image_off;
	struct bpf_ksym ksym;
};

static __always_inline __nocfi unsigned int bpf_dispatcher_nop_func(
	const void *ctx,
	const struct bpf_insn *insnsi,
	unsigned int (*bpf_func)(const void *,
				 const struct bpf_insn *))
{
	return bpf_func(ctx, insnsi);
}
#ifdef CONFIG_BPF_JIT
int bpf_trampoline_link_prog(struct bpf_prog *prog, struct bpf_trampoline *tr);
int bpf_trampoline_unlink_prog(struct bpf_prog *prog, struct bpf_trampoline *tr);
struct bpf_trampoline *bpf_trampoline_get(u64 key,
					  struct bpf_attach_target_info *tgt_info);
void bpf_trampoline_put(struct bpf_trampoline *tr);
int arch_prepare_bpf_dispatcher(void *image, s64 *funcs, int num_funcs);
#define BPF_DISPATCHER_INIT(_name) {				\
	.mutex = __MUTEX_INITIALIZER(_name.mutex),		\
	.func = &_name##_func,					\
	.progs = {},						\
	.num_progs = 0,						\
	.image = NULL,						\
	.image_off = 0,						\
	.ksym = {						\
		.name  = #_name,				\
		.lnode = LIST_HEAD_INIT(_name.ksym.lnode),	\
	},							\
}

#define DEFINE_BPF_DISPATCHER(name)					\
	noinline __nocfi unsigned int bpf_dispatcher_##name##_func(	\
		const void *ctx,					\
		const struct bpf_insn *insnsi,				\
		unsigned int (*bpf_func)(const void *,			\
					 const struct bpf_insn *))	\
	{								\
		return bpf_func(ctx, insnsi);				\
	}								\
	EXPORT_SYMBOL(bpf_dispatcher_##name##_func);			\
	struct bpf_dispatcher bpf_dispatcher_##name =			\
		BPF_DISPATCHER_INIT(bpf_dispatcher_##name);
#define DECLARE_BPF_DISPATCHER(name)					\
	unsigned int bpf_dispatcher_##name##_func(			\
		const void *ctx,					\
		const struct bpf_insn *insnsi,				\
		unsigned int (*bpf_func)(const void *,			\
					 const struct bpf_insn *));	\
	extern struct bpf_dispatcher bpf_dispatcher_##name;
#define BPF_DISPATCHER_FUNC(name) bpf_dispatcher_##name##_func
#define BPF_DISPATCHER_PTR(name) (&bpf_dispatcher_##name)
void bpf_dispatcher_change_prog(struct bpf_dispatcher *d, struct bpf_prog *from,
				struct bpf_prog *to);
/* Called only from JIT-enabled code, so there's no need for stubs. */
void *bpf_jit_alloc_exec_page(void);
void bpf_image_ksym_add(void *data, struct bpf_ksym *ksym);
void bpf_image_ksym_del(struct bpf_ksym *ksym);
void bpf_ksym_add(struct bpf_ksym *ksym);
void bpf_ksym_del(struct bpf_ksym *ksym);
int bpf_jit_charge_modmem(u32 pages);
void bpf_jit_uncharge_modmem(u32 pages);
#else
static inline int bpf_trampoline_link_prog(struct bpf_prog *prog,
					   struct bpf_trampoline *tr)
{
	return -ENOTSUPP;
}
static inline int bpf_trampoline_unlink_prog(struct bpf_prog *prog,
					     struct bpf_trampoline *tr)
{
	return -ENOTSUPP;
}
static inline struct bpf_trampoline *bpf_trampoline_get(u64 key,
							struct bpf_attach_target_info *tgt_info)
{
	return ERR_PTR(-EOPNOTSUPP);
}
static inline void bpf_trampoline_put(struct bpf_trampoline *tr) {}
#define DEFINE_BPF_DISPATCHER(name)
#define DECLARE_BPF_DISPATCHER(name)
#define BPF_DISPATCHER_FUNC(name) bpf_dispatcher_nop_func
#define BPF_DISPATCHER_PTR(name) NULL
static inline void bpf_dispatcher_change_prog(struct bpf_dispatcher *d,
					      struct bpf_prog *from,
					      struct bpf_prog *to) {}
static inline bool is_bpf_image_address(unsigned long address)
{
	return false;
}
#endif

struct bpf_func_info_aux {
	u16 linkage;
	bool unreliable;
};

enum bpf_jit_poke_reason {
	BPF_POKE_REASON_TAIL_CALL,
};

/* Descriptor of pokes pointing /into/ the JITed image. */
struct bpf_jit_poke_descriptor {
	void *tailcall_target;
	void *tailcall_bypass;
	void *bypass_addr;
	void *aux;
	union {
		struct {
			struct bpf_map *map;
			u32 key;
		} tail_call;
	};
	bool tailcall_target_stable;
	u8 adj_off;
	u16 reason;
	u32 insn_idx;
};

/* reg_type info for ctx arguments */
struct bpf_ctx_arg_aux {
	u32 offset;
	enum bpf_reg_type reg_type;
	u32 btf_id;
};

struct btf_mod_pair {
	struct btf *btf;
	struct module *module;
};

struct bpf_kfunc_desc_tab;

struct bpf_prog_aux {
	atomic64_t refcnt;
	u32 used_map_cnt;
	u32 used_btf_cnt;
	u32 max_ctx_offset;
	u32 max_pkt_offset;
	u32 max_tp_access;
	u32 stack_depth;
	u32 id;
	u32 func_cnt; /* used by non-func prog as the number of func progs */
	u32 func_idx; /* 0 for non-func prog, the index in func array for func prog */
	u32 attach_btf_id; /* in-kernel BTF type id to attach to */
	u32 ctx_arg_info_size;
	u32 max_rdonly_access;
	u32 max_rdwr_access;
	struct btf *attach_btf;
	const struct bpf_ctx_arg_aux *ctx_arg_info;
	struct mutex dst_mutex; /* protects dst_* pointers below, *after* prog becomes visible */
	struct bpf_prog *dst_prog;
	struct bpf_trampoline *dst_trampoline;
	enum bpf_prog_type saved_dst_prog_type;
	enum bpf_attach_type saved_dst_attach_type;
	bool verifier_zext; /* Zero extensions has been inserted by verifier. */
	bool offload_requested;
	bool attach_btf_trace; /* true if attaching to BTF-enabled raw tp */
	bool func_proto_unreliable;
	bool sleepable;
	bool tail_call_reachable;
	struct hlist_node tramp_hlist;
	/* BTF_KIND_FUNC_PROTO for valid attach_btf_id */
	const struct btf_type *attach_func_proto;
	/* function name for valid attach_btf_id */
	const char *attach_func_name;
	struct bpf_prog **func;
	void *jit_data; /* JIT specific data. arch dependent */
	struct bpf_jit_poke_descriptor *poke_tab;
	struct bpf_kfunc_desc_tab *kfunc_tab;
	u32 size_poke_tab;
	struct bpf_ksym ksym;
	const struct bpf_prog_ops *ops;
	struct bpf_map **used_maps;
	struct mutex used_maps_mutex; /* mutex for used_maps and used_map_cnt */
	struct btf_mod_pair *used_btfs;
	struct bpf_prog *prog;
	struct user_struct *user;
	u64 load_time; /* ns since boottime */
	struct bpf_map *cgroup_storage[MAX_BPF_CGROUP_STORAGE_TYPE];
	char name[BPF_OBJ_NAME_LEN];
#ifdef CONFIG_SECURITY
	void *security;
#endif
	struct bpf_prog_offload *offload;
	struct btf *btf;
	struct bpf_func_info *func_info;
	struct bpf_func_info_aux *func_info_aux;
	/* bpf_line_info loaded from userspace.  linfo->insn_off
	 * has the xlated insn offset.
	 * Both the main and sub prog share the same linfo.
	 * The subprog can access its first linfo by
	 * using the linfo_idx.
	 */
	struct bpf_line_info *linfo;
	/* jited_linfo is the jited addr of the linfo.  It has a
	 * one to one mapping to linfo:
	 * jited_linfo[i] is the jited addr for the linfo[i]->insn_off.
	 * Both the main and sub prog share the same jited_linfo.
	 * The subprog can access its first jited_linfo by
	 * using the linfo_idx.
	 */
	void **jited_linfo;
	u32 func_info_cnt;
	u32 nr_linfo;
	/* subprog can use linfo_idx to access its first linfo and
	 * jited_linfo.
	 * main prog always has linfo_idx == 0
	 */
	u32 linfo_idx;
	u32 num_exentries;
	struct exception_table_entry *extable;
	union {
		struct work_struct work;
		struct rcu_head	rcu;
	};
};

struct bpf_array_aux {
	/* 'Ownership' of prog array is claimed by the first program that
	 * is going to use this map or by the first program which FD is
	 * stored in the map to make sure that all callers and callees have
	 * the same prog type and JITed flag.
	 */
	struct {
		spinlock_t lock;
		enum bpf_prog_type type;
		bool jited;
	} owner;
	/* Programs with direct jumps into programs part of this array. */
	struct list_head poke_progs;
	struct bpf_map *map;
	struct mutex poke_mutex;
	struct work_struct work;
};

struct bpf_link {
	atomic64_t refcnt;
	u32 id;
	enum bpf_link_type type;
	const struct bpf_link_ops *ops;
	struct bpf_prog *prog;
	struct work_struct work;
};

struct bpf_link_ops {
	void (*release)(struct bpf_link *link);
	void (*dealloc)(struct bpf_link *link);
	int (*detach)(struct bpf_link *link);
	int (*update_prog)(struct bpf_link *link, struct bpf_prog *new_prog,
			   struct bpf_prog *old_prog);
	void (*show_fdinfo)(const struct bpf_link *link, struct seq_file *seq);
	int (*fill_link_info)(const struct bpf_link *link,
			      struct bpf_link_info *info);
};

struct bpf_link_primer {
	struct bpf_link *link;
	struct file *file;
	int fd;
	u32 id;
};

struct bpf_struct_ops_value;
struct btf_member;

#define BPF_STRUCT_OPS_MAX_NR_MEMBERS 64
struct bpf_struct_ops {
	const struct bpf_verifier_ops *verifier_ops;
	int (*init)(struct btf *btf);
	int (*check_member)(const struct btf_type *t,
			    const struct btf_member *member);
	int (*init_member)(const struct btf_type *t,
			   const struct btf_member *member,
			   void *kdata, const void *udata);
	int (*reg)(void *kdata);
	void (*unreg)(void *kdata);
	const struct btf_type *type;
	const struct btf_type *value_type;
	const char *name;
	struct btf_func_model func_models[BPF_STRUCT_OPS_MAX_NR_MEMBERS];
	u32 type_id;
	u32 value_id;
};

#if defined(CONFIG_BPF_JIT) && defined(CONFIG_BPF_SYSCALL)
#define BPF_MODULE_OWNER ((void *)((0xeB9FUL << 2) + POISON_POINTER_DELTA))
const struct bpf_struct_ops *bpf_struct_ops_find(u32 type_id);
void bpf_struct_ops_init(struct btf *btf, struct bpf_verifier_log *log);
bool bpf_struct_ops_get(const void *kdata);
void bpf_struct_ops_put(const void *kdata);
int bpf_struct_ops_map_sys_lookup_elem(struct bpf_map *map, void *key,
				       void *value);
static inline bool bpf_try_module_get(const void *data, struct module *owner)
{
	if (owner == BPF_MODULE_OWNER)
		return bpf_struct_ops_get(data);
	else
		return try_module_get(owner);
}
static inline void bpf_module_put(const void *data, struct module *owner)
{
	if (owner == BPF_MODULE_OWNER)
		bpf_struct_ops_put(data);
	else
		module_put(owner);
}
#else
static inline const struct bpf_struct_ops *bpf_struct_ops_find(u32 type_id)
{
	return NULL;
}
static inline void bpf_struct_ops_init(struct btf *btf,
				       struct bpf_verifier_log *log)
{
}
static inline bool bpf_try_module_get(const void *data, struct module *owner)
{
	return try_module_get(owner);
}
static inline void bpf_module_put(const void *data, struct module *owner)
{
	module_put(owner);
}
static inline int bpf_struct_ops_map_sys_lookup_elem(struct bpf_map *map,
						     void *key,
						     void *value)
{
	return -EINVAL;
}
#endif

struct bpf_array {
	struct bpf_map map;
	u32 elem_size;
	u32 index_mask;
	struct bpf_array_aux *aux;
	union {
		char value[0] __aligned(8);
		void *ptrs[0] __aligned(8);
		void __percpu *pptrs[0] __aligned(8);
	};
};

#define BPF_COMPLEXITY_LIMIT_INSNS      1000000 /* yes. 1M insns */
#define MAX_TAIL_CALL_CNT 32

#define BPF_F_ACCESS_MASK	(BPF_F_RDONLY |		\
				 BPF_F_RDONLY_PROG |	\
				 BPF_F_WRONLY |		\
				 BPF_F_WRONLY_PROG)

#define BPF_MAP_CAN_READ	BIT(0)
#define BPF_MAP_CAN_WRITE	BIT(1)

static inline u32 bpf_map_flags_to_cap(struct bpf_map *map)
{
	u32 access_flags = map->map_flags & (BPF_F_RDONLY_PROG | BPF_F_WRONLY_PROG);

/* Combination of BPF_F_RDONLY_PROG | BPF_F_WRONLY_PROG is
	 * not possible.
	 */
	if (access_flags & BPF_F_RDONLY_PROG)
		return BPF_MAP_CAN_READ;
	else if (access_flags & BPF_F_WRONLY_PROG)
		return BPF_MAP_CAN_WRITE;
	else
		return BPF_MAP_CAN_READ | BPF_MAP_CAN_WRITE;
}

static inline bool bpf_map_flags_access_ok(u32 access_flags)
{
	return (access_flags & (BPF_F_RDONLY_PROG | BPF_F_WRONLY_PROG)) !=
	       (BPF_F_RDONLY_PROG | BPF_F_WRONLY_PROG);
}

struct bpf_event_entry {
	struct perf_event *event;
	struct file *perf_file;
	struct file *map_file;
	struct rcu_head rcu;
};

bool bpf_prog_array_compatible(struct bpf_array *array, const struct bpf_prog *fp);
int bpf_prog_calc_tag(struct bpf_prog *fp);

const struct bpf_func_proto *bpf_get_trace_printk_proto(void);

typedef unsigned long (*bpf_ctx_copy_t)(void *dst, const void *src,
					unsigned long off, unsigned long len);
typedef u32 (*bpf_convert_ctx_access_t)(enum bpf_access_type type,
					const struct bpf_insn *src,
					struct bpf_insn *dst,
					struct bpf_prog *prog,
					u32 *target_size);

u64 bpf_event_output(struct bpf_map *map, u64 flags, void *meta, u64 meta_size,
		     void *ctx, u64 ctx_size, bpf_ctx_copy_t ctx_copy);

/* an array of programs to be executed under rcu_lock.
 *
 * Typical usage:
 * ret = BPF_PROG_RUN_ARRAY(&bpf_prog_array, ctx, bpf_prog_run);
 *
 * the structure returned by bpf_prog_array_alloc() should be populated
 * with program pointers and the last pointer must be NULL.
 * The user has to keep refcnt on the program and make sure the program
 * is removed from the array before bpf_prog_put().
 * The 'struct bpf_prog_array *' should only be replaced with xchg()
 * since other cpus are walking the array of pointers in parallel.
 */
struct bpf_prog_array_item {
	struct bpf_prog *prog;
	union {
		struct bpf_cgroup_storage *cgroup_storage[MAX_BPF_CGROUP_STORAGE_TYPE];
		u64 bpf_cookie;
	};
};

struct bpf_prog_array {
	struct rcu_head rcu;
	struct bpf_prog_array_item items[];
};

struct bpf_prog_array *bpf_prog_array_alloc(u32 prog_cnt, gfp_t flags);
void bpf_prog_array_free(struct bpf_prog_array *progs);
int bpf_prog_array_length(struct bpf_prog_array *progs);
bool bpf_prog_array_is_empty(struct bpf_prog_array *array);
int bpf_prog_array_copy_to_user(struct bpf_prog_array *progs,
				__u32 __user *prog_ids, u32 cnt);

void bpf_prog_array_delete_safe(struct bpf_prog_array *progs,
				struct bpf_prog *old_prog);
int bpf_prog_array_delete_safe_at(struct bpf_prog_array *array, int index);
int bpf_prog_array_update_at(struct bpf_prog_array *array, int index,
			     struct bpf_prog *prog);
int bpf_prog_array_copy_info(struct bpf_prog_array *array,
			     u32 *prog_ids, u32 request_cnt,
			     u32 *prog_cnt);
int bpf_prog_array_copy(struct bpf_prog_array *old_array,
			struct bpf_prog *exclude_prog,
			struct bpf_prog *include_prog,
			u64 bpf_cookie,
			struct bpf_prog_array **new_array);

struct bpf_run_ctx {};

struct bpf_cg_run_ctx {
	struct bpf_run_ctx run_ctx;
	const struct bpf_prog_array_item *prog_item;
};

struct bpf_trace_run_ctx {
	struct bpf_run_ctx run_ctx;
	u64 bpf_cookie;
};

static inline struct bpf_run_ctx *bpf_set_run_ctx(struct bpf_run_ctx *new_ctx)
{
	struct bpf_run_ctx *old_ctx = NULL;

#ifdef CONFIG_BPF_SYSCALL
	old_ctx = current->bpf_ctx;
	current->bpf_ctx = new_ctx;
#endif
	return old_ctx;
}

static inline void bpf_reset_run_ctx(struct bpf_run_ctx *old_ctx)
{
#ifdef CONFIG_BPF_SYSCALL
	current->bpf_ctx = old_ctx;
#endif
}

/* BPF program asks to bypass CAP_NET_BIND_SERVICE in bind. */
#define BPF_RET_BIND_NO_CAP_NET_BIND_SERVICE			(1 << 0)
/* BPF program asks to set CN on the packet. */
#define BPF_RET_SET_CN						(1 << 0)

typedef u32 (*bpf_prog_run_fn)(const struct bpf_prog *prog, const void *ctx);

static __always_inline u32
BPF_PROG_RUN_ARRAY_CG_FLAGS(const struct bpf_prog_array __rcu *array_rcu,
			    const void *ctx, bpf_prog_run_fn run_prog,
			    u32 *ret_flags)
{
	const struct bpf_prog_array_item *item;
	const struct bpf_prog *prog;
	const struct bpf_prog_array *array;
	struct bpf_run_ctx *old_run_ctx;
	struct bpf_cg_run_ctx run_ctx;
	u32 ret = 1;
	u32 func_ret;

migrate_disable();
	rcu_read_lock();
	array = rcu_dereference(array_rcu);
	item = &array->items[0];
	old_run_ctx = bpf_set_run_ctx(&run_ctx.run_ctx);
	while ((prog = READ_ONCE(item->prog))) {
		run_ctx.prog_item = item;
		func_ret = run_prog(prog, ctx);
		ret &= (func_ret & 1);
		*(ret_flags) |= (func_ret >> 1);
		item++;
	}
	bpf_reset_run_ctx(old_run_ctx);
	rcu_read_unlock();
	migrate_enable();
	return ret;
}

static __always_inline u32
BPF_PROG_RUN_ARRAY_CG(const struct bpf_prog_array __rcu *array_rcu,
		      const void *ctx, bpf_prog_run_fn run_prog)
{
	const struct bpf_prog_array_item *item;
	const struct bpf_prog *prog;
	const struct bpf_prog_array *array;
	struct bpf_run_ctx *old_run_ctx;
	struct bpf_cg_run_ctx run_ctx;
	u32 ret = 1;

migrate_disable();
	rcu_read_lock();
	array = rcu_dereference(array_rcu);
	item = &array->items[0];
	old_run_ctx = bpf_set_run_ctx(&run_ctx.run_ctx);
	while ((prog = READ_ONCE(item->prog))) {
		run_ctx.prog_item = item;
		ret &= run_prog(prog, ctx);
		item++;
	}
	bpf_reset_run_ctx(old_run_ctx);
	rcu_read_unlock();
	migrate_enable();
	return ret;
}

static __always_inline u32
BPF_PROG_RUN_ARRAY(const struct bpf_prog_array __rcu *array_rcu,
		   const void *ctx, bpf_prog_run_fn run_prog)
{
	const struct bpf_prog_array_item *item;
	const struct bpf_prog *prog;
	const struct bpf_prog_array *array;
	struct bpf_run_ctx *old_run_ctx;
	struct bpf_trace_run_ctx run_ctx;
	u32 ret = 1;

migrate_disable();
	rcu_read_lock();
	array = rcu_dereference(array_rcu);
	if (unlikely(!array))
		goto out;
	old_run_ctx = bpf_set_run_ctx(&run_ctx.run_ctx);
	item = &array->items[0];
	while ((prog = READ_ONCE(item->prog))) {
		run_ctx.bpf_cookie = item->bpf_cookie;
		ret &= run_prog(prog, ctx);
		item++;
	}
	bpf_reset_run_ctx(old_run_ctx);
out:
	rcu_read_unlock();
	migrate_enable();
	return ret;
}

/* To be used by __cgroup_bpf_run_filter_skb for EGRESS BPF progs
 * so BPF programs can request cwr for TCP packets.
 *
 * Current cgroup skb programs can only return 0 or 1 (0 to drop the
 * packet. This macro changes the behavior so the low order bit
 * indicates whether the packet should be dropped (0) or not (1)
 * and the next bit is a congestion notification bit. This could be
 * used by TCP to call tcp_enter_cwr()
 *
 * Hence, new allowed return values of CGROUP EGRESS BPF programs are:
 *   0: drop packet
 *   1: keep packet
 *   2: drop packet and cn
 *   3: keep packet and cn
 *
 * This macro then converts it to one of the NET_XMIT or an error
 * code that is then interpreted as drop packet (and no cn):
 *   0: NET_XMIT_SUCCESS  skb should be transmitted
 *   1: NET_XMIT_DROP     skb should be dropped and cn
 *   2: NET_XMIT_CN       skb should be transmitted and cn
 *   3: -EPERM            skb should be dropped
 */
#define BPF_PROG_CGROUP_INET_EGRESS_RUN_ARRAY(array, ctx, func)		\
	({						\
		u32 _flags = 0;				\
		bool _cn;				\
		u32 _ret;				\
		_ret = BPF_PROG_RUN_ARRAY_CG_FLAGS(array, ctx, func, &_flags); \
		_cn = _flags & BPF_RET_SET_CN;		\
		if (_ret)				\
			_ret = (_cn ? NET_XMIT_CN : NET_XMIT_SUCCESS);	\
		else					\
			_ret = (_cn ? NET_XMIT_DROP : -EPERM);		\
		_ret;					\
	})

#ifdef CONFIG_BPF_SYSCALL
DECLARE_PER_CPU(int, bpf_prog_active);
extern struct mutex bpf_stats_enabled_mutex;

/*
 * Block execution of BPF programs attached to instrumentation (perf,
 * kprobes, tracepoints) to prevent deadlocks on map operations as any of
 * these events can happen inside a region which holds a map bucket lock
 * and can deadlock on it.
 */
static inline void bpf_disable_instrumentation(void)
{
	migrate_disable();
	this_cpu_inc(bpf_prog_active);
}

static inline void bpf_enable_instrumentation(void)
{
	this_cpu_dec(bpf_prog_active);
	migrate_enable();
}

extern const struct file_operations bpf_map_fops;
extern const struct file_operations bpf_prog_fops;
extern const struct file_operations bpf_iter_fops;

#define BPF_PROG_TYPE(_id, _name, prog_ctx_type, kern_ctx_type) \
	extern const struct bpf_prog_ops _name ## _prog_ops; \
	extern const struct bpf_verifier_ops _name ## _verifier_ops;
#define BPF_MAP_TYPE(_id, _ops) \
	extern const struct bpf_map_ops _ops;
#define BPF_LINK_TYPE(_id, _name)
#include <linux/bpf_types.h>
#undef BPF_PROG_TYPE
#undef BPF_MAP_TYPE
#undef BPF_LINK_TYPE

extern const struct bpf_prog_ops bpf_offload_prog_ops;
extern const struct bpf_verifier_ops tc_cls_act_analyzer_ops;
extern const struct bpf_verifier_ops xdp_analyzer_ops;

struct bpf_prog *bpf_prog_get(u32 ufd);
struct bpf_prog *bpf_prog_get_type_dev(u32 ufd, enum bpf_prog_type type,
				       bool attach_drv);
void bpf_prog_add(struct bpf_prog *prog, int i);
void bpf_prog_sub(struct bpf_prog *prog, int i);
void bpf_prog_inc(struct bpf_prog *prog);
struct bpf_prog * __must_check bpf_prog_inc_not_zero(struct bpf_prog *prog);
void bpf_prog_put(struct bpf_prog *prog);

void bpf_prog_free_id(struct bpf_prog *prog, bool do_idr_lock);
void bpf_map_free_id(struct bpf_map *map, bool do_idr_lock);

struct bpf_map *bpf_map_get(u32 ufd);
struct bpf_map *bpf_map_get_with_uref(u32 ufd);
struct bpf_map *__bpf_map_get(struct fd f);
void bpf_map_inc(struct bpf_map *map);
void bpf_map_inc_with_uref(struct bpf_map *map);
struct bpf_map * __must_check bpf_map_inc_not_zero(struct bpf_map *map);
void bpf_map_put_with_uref(struct bpf_map *map);
void bpf_map_put(struct bpf_map *map);
void *bpf_map_area_alloc(u64 size, int numa_node);
void *bpf_map_area_mmapable_alloc(u64 size, int numa_node);
void bpf_map_area_free(void *base);
bool bpf_map_write_active(const struct bpf_map *map);
void bpf_map_init_from_attr(struct bpf_map *map, union bpf_attr *attr);
int  generic_map_lookup_batch(struct bpf_map *map,
			      const union bpf_attr *attr,
			      union bpf_attr __user *uattr);
int  generic_map_update_batch(struct bpf_map *map,
			      const union bpf_attr *attr,
			      union bpf_attr __user *uattr);
int  generic_map_delete_batch(struct bpf_map *map,
			      const union bpf_attr *attr,
			      union bpf_attr __user *uattr);
struct bpf_map *bpf_map_get_curr_or_next(u32 *id);
struct bpf_prog *bpf_prog_get_curr_or_next(u32 *id);

#ifdef CONFIG_MEMCG_KMEM
void *bpf_map_kmalloc_node(const struct bpf_map *map, size_t size, gfp_t flags,
			   int node);
void *bpf_map_kzalloc(const struct bpf_map *map, size_t size, gfp_t flags);
void __percpu *bpf_map_alloc_percpu(const struct bpf_map *map, size_t size,
				    size_t align, gfp_t flags);
#else
static inline void *
bpf_map_kmalloc_node(const struct bpf_map *map, size_t size, gfp_t flags,
		     int node)
{
	return kmalloc_node(size, flags, node);
}

static inline void *
bpf_map_kzalloc(const struct bpf_map *map, size_t size, gfp_t flags)
{
	return kzalloc(size, flags);
}

static inline void __percpu *
bpf_map_alloc_percpu(const struct bpf_map *map, size_t size, size_t align,
		     gfp_t flags)
{
	return __alloc_percpu_gfp(size, align, flags);
}
#endif

extern int sysctl_unprivileged_bpf_disabled;

static inline bool bpf_allow_ptr_leaks(void)
{
	return perfmon_capable();
}

static inline bool bpf_allow_uninit_stack(void)
{
	return perfmon_capable();
}

static inline bool bpf_allow_ptr_to_map_access(void)
{
	return perfmon_capable();
}

static inline bool bpf_bypass_spec_v1(void)
{
	return perfmon_capable();
}

static inline bool bpf_bypass_spec_v4(void)
{
	return perfmon_capable();
}

int bpf_map_new_fd(struct bpf_map *map, int flags);
int bpf_prog_new_fd(struct bpf_prog *prog);

void bpf_link_init(struct bpf_link *link, enum bpf_link_type type,
		   const struct bpf_link_ops *ops, struct bpf_prog *prog);
int bpf_link_prime(struct bpf_link *link, struct bpf_link_primer *primer);
int bpf_link_settle(struct bpf_link_primer *primer);
void bpf_link_cleanup(struct bpf_link_primer *primer);
void bpf_link_inc(struct bpf_link *link);
void bpf_link_put(struct bpf_link *link);
int bpf_link_new_fd(struct bpf_link *link);
struct file *bpf_link_new_file(struct bpf_link *link, int *reserved_fd);
struct bpf_link *bpf_link_get_from_fd(u32 ufd);

int bpf_obj_pin_user(u32 ufd, const char __user *pathname);
int bpf_obj_get_user(const char __user *pathname, int flags);

#define BPF_ITER_FUNC_PREFIX "bpf_iter_"
#define DEFINE_BPF_ITER_FUNC(target, args...)			\
	extern int bpf_iter_ ## target(args);			\
	int __init bpf_iter_ ## target(args) { return 0; }

struct bpf_iter_aux_info {
	struct bpf_map *map;
};

typedef int (*bpf_iter_attach_target_t)(struct bpf_prog *prog,
					union bpf_iter_link_info *linfo,
					struct bpf_iter_aux_info *aux);
typedef void (*bpf_iter_detach_target_t)(struct bpf_iter_aux_info *aux);
typedef void (*bpf_iter_show_fdinfo_t) (const struct bpf_iter_aux_info *aux,
					struct seq_file *seq);
typedef int (*bpf_iter_fill_link_info_t)(const struct bpf_iter_aux_info *aux,
					 struct bpf_link_info *info);
typedef const struct bpf_func_proto *
(*bpf_iter_get_func_proto_t)(enum bpf_func_id func_id,
			     const struct bpf_prog *prog);

enum bpf_iter_feature {
	BPF_ITER_RESCHED	= BIT(0),
};

#define BPF_ITER_CTX_ARG_MAX 2
struct bpf_iter_reg {
	const char *target;
	bpf_iter_attach_target_t attach_target;
	bpf_iter_detach_target_t detach_target;
	bpf_iter_show_fdinfo_t show_fdinfo;
	bpf_iter_fill_link_info_t fill_link_info;
	bpf_iter_get_func_proto_t get_func_proto;
	u32 ctx_arg_info_size;
	u32 feature;
	struct bpf_ctx_arg_aux ctx_arg_info[BPF_ITER_CTX_ARG_MAX];
	const struct bpf_iter_seq_info *seq_info;
};

struct bpf_iter_meta {
	__bpf_md_ptr(struct seq_file *, seq);
	u64 session_id;
	u64 seq_num;
};

struct bpf_iter__bpf_map_elem {
	__bpf_md_ptr(struct bpf_iter_meta *, meta);
	__bpf_md_ptr(struct bpf_map *, map);
	__bpf_md_ptr(void *, key);
	__bpf_md_ptr(void *, value);
};

int bpf_iter_reg_target(const struct bpf_iter_reg *reg_info);
void bpf_iter_unreg_target(const struct bpf_iter_reg *reg_info);
bool bpf_iter_prog_supported(struct bpf_prog *prog);
const struct bpf_func_proto *
bpf_iter_get_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog);
int bpf_iter_link_attach(const union bpf_attr *attr, bpfptr_t uattr, struct bpf_prog *prog);
int bpf_iter_new_fd(struct bpf_link *link);
bool bpf_link_is_iter(struct bpf_link *link);
struct bpf_prog *bpf_iter_get_info(struct bpf_iter_meta *meta, bool in_stop);
int bpf_iter_run_prog(struct bpf_prog *prog, void *ctx);
void bpf_iter_map_show_fdinfo(const struct bpf_iter_aux_info *aux,
			      struct seq_file *seq);
int bpf_iter_map_fill_link_info(const struct bpf_iter_aux_info *aux,
				struct bpf_link_info *info);

int map_set_for_each_callback_args(struct bpf_verifier_env *env,
				   struct bpf_func_state *caller,
				   struct bpf_func_state *callee);

int bpf_percpu_hash_copy(struct bpf_map *map, void *key, void *value);
int bpf_percpu_array_copy(struct bpf_map *map, void *key, void *value);
int bpf_percpu_hash_update(struct bpf_map *map, void *key, void *value,
			   u64 flags);
int bpf_percpu_array_update(struct bpf_map *map, void *key, void *value,
			    u64 flags);

int bpf_stackmap_copy(struct bpf_map *map, void *key, void *value);

int bpf_fd_array_map_update_elem(struct bpf_map *map, struct file *map_file,
				 void *key, void *value, u64 map_flags);
int bpf_fd_array_map_lookup_elem(struct bpf_map *map, void *key, u32 *value);
int bpf_fd_htab_map_update_elem(struct bpf_map *map, struct file *map_file,
				void *key, void *value, u64 map_flags);
int bpf_fd_htab_map_lookup_elem(struct bpf_map *map, void *key, u32 *value);

int bpf_get_file_flag(int flags);
int bpf_check_uarg_tail_zero(bpfptr_t uaddr, size_t expected_size,
			     size_t actual_size);

/* memcpy that is used with 8-byte aligned pointers, power-of-8 size and
 * forced to use 'long' read/writes to try to atomically copy long counters.
 * Best-effort only.  No barriers here, since it _will_ race with concurrent
 * updates from BPF programs. Called from bpf syscall and mostly used with
 * size 8 or 16 bytes, so ask compiler to inline it.
 */
static inline void bpf_long_memcpy(void *dst, const void *src, u32 size)
{
	const long *lsrc = src;
	long *ldst = dst;

size /= sizeof(long);
	while (size--)
		*ldst++ = *lsrc++;
}

/* verify correctness of eBPF program */
int bpf_check(struct bpf_prog **fp, union bpf_attr *attr, bpfptr_t uattr);

#ifndef CONFIG_BPF_JIT_ALWAYS_ON
void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth);
#endif

struct btf *bpf_get_btf_vmlinux(void);

/* Map specifics */
struct xdp_buff;
struct sk_buff;
struct bpf_dtab_netdev;
struct bpf_cpu_map_entry;

void __dev_flush(void);
int dev_xdp_enqueue(struct net_device *dev, struct xdp_buff *xdp,
		    struct net_device *dev_rx);
int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp,
		    struct net_device *dev_rx);
int dev_map_enqueue_multi(struct xdp_buff *xdp, struct net_device *dev_rx,
			  struct bpf_map *map, bool exclude_ingress);
int dev_map_generic_redirect(struct bpf_dtab_netdev *dst, struct sk_buff *skb,
			     struct bpf_prog *xdp_prog);
int dev_map_redirect_multi(struct net_device *dev, struct sk_buff *skb,
			   struct bpf_prog *xdp_prog, struct bpf_map *map,
			   bool exclude_ingress);

void __cpu_map_flush(void);
int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, struct xdp_buff *xdp,
		    struct net_device *dev_rx);
int cpu_map_generic_redirect(struct bpf_cpu_map_entry *rcpu,
			     struct sk_buff *skb);

/* Return map's numa specified by userspace */
static inline int bpf_map_attr_numa_node(const union bpf_attr *attr)
{
	return (attr->map_flags & BPF_F_NUMA_NODE) ?
		attr->numa_node : NUMA_NO_NODE;
}

struct bpf_prog *bpf_prog_get_type_path(const char *name, enum bpf_prog_type type);
int array_map_alloc_check(union bpf_attr *attr);

int bpf_prog_test_run_xdp(struct bpf_prog *prog, const union bpf_attr *kattr,
			  union bpf_attr __user *uattr);
int bpf_prog_test_run_skb(struct bpf_prog *prog, const union bpf_attr *kattr,
			  union bpf_attr __user *uattr);
int bpf_prog_test_run_tracing(struct bpf_prog *prog,
			      const union bpf_attr *kattr,
			      union bpf_attr __user *uattr);
int bpf_prog_test_run_flow_dissector(struct bpf_prog *prog,
				     const union bpf_attr *kattr,
				     union bpf_attr __user *uattr);
int bpf_prog_test_run_raw_tp(struct bpf_prog *prog,
			     const union bpf_attr *kattr,
			     union bpf_attr __user *uattr);
int bpf_prog_test_run_sk_lookup(struct bpf_prog *prog,
				const union bpf_attr *kattr,
				union bpf_attr __user *uattr);
bool bpf_prog_test_check_kfunc_call(u32 kfunc_id);
bool btf_ctx_access(int off, int size, enum bpf_access_type type,
		    const struct bpf_prog *prog,
		    struct bpf_insn_access_aux *info);
int btf_struct_access(struct bpf_verifier_log *log, const struct btf *btf,
		      const struct btf_type *t, int off, int size,
		      enum bpf_access_type atype,
		      u32 *next_btf_id);
bool btf_struct_ids_match(struct bpf_verifier_log *log,
			  const struct btf *btf, u32 id, int off,
			  const struct btf *need_btf, u32 need_type_id);

int btf_distill_func_proto(struct bpf_verifier_log *log,
			   struct btf *btf,
			   const struct btf_type *func_proto,
			   const char *func_name,
			   struct btf_func_model *m);

struct bpf_reg_state;
int btf_check_subprog_arg_match(struct bpf_verifier_env *env, int subprog,
				struct bpf_reg_state *regs);
int btf_check_kfunc_arg_match(struct bpf_verifier_env *env,
			      const struct btf *btf, u32 func_id,
			      struct bpf_reg_state *regs);
int btf_prepare_func_args(struct bpf_verifier_env *env, int subprog,
			  struct bpf_reg_state *reg);
int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog,
			 struct btf *btf, const struct btf_type *t);

struct bpf_prog *bpf_prog_by_id(u32 id);
struct bpf_link *bpf_link_by_id(u32 id);

const struct bpf_func_proto *bpf_base_func_proto(enum bpf_func_id func_id);
void bpf_task_storage_free(struct task_struct *task);
bool bpf_prog_has_kfunc_call(const struct bpf_prog *prog);
const struct btf_func_model *
bpf_jit_find_kfunc_model(const struct bpf_prog *prog,
			 const struct bpf_insn *insn);

static inline bool unprivileged_ebpf_enabled(void)
{
	return !sysctl_unprivileged_bpf_disabled;
}

#else /* !CONFIG_BPF_SYSCALL */
static inline struct bpf_prog *bpf_prog_get(u32 ufd)
{
	return ERR_PTR(-EOPNOTSUPP);
}

static inline struct bpf_prog *bpf_prog_get_type_dev(u32 ufd,
						     enum bpf_prog_type type,
						     bool attach_drv)
{
	return ERR_PTR(-EOPNOTSUPP);
}

static inline void bpf_prog_add(struct bpf_prog *prog, int i)
{
}

static inline void bpf_prog_sub(struct bpf_prog *prog, int i)
{
}

static inline void bpf_prog_put(struct bpf_prog *prog)
{
}

static inline void bpf_prog_inc(struct bpf_prog *prog)
{
}

static inline struct bpf_prog *__must_check
bpf_prog_inc_not_zero(struct bpf_prog *prog)
{
	return ERR_PTR(-EOPNOTSUPP);
}

static inline void bpf_link_init(struct bpf_link *link, enum bpf_link_type type,
				 const struct bpf_link_ops *ops,
				 struct bpf_prog *prog)
{
}

static inline int bpf_link_prime(struct bpf_link *link,
				 struct bpf_link_primer *primer)
{
	return -EOPNOTSUPP;
}

static inline int bpf_link_settle(struct bpf_link_primer *primer)
{
	return -EOPNOTSUPP;
}

static inline void bpf_link_cleanup(struct bpf_link_primer *primer)
{
}

static inline void bpf_link_inc(struct bpf_link *link)
{
}

static inline void bpf_link_put(struct bpf_link *link)
{
}

static inline int bpf_obj_get_user(const char __user *pathname, int flags)
{
	return -EOPNOTSUPP;
}

static inline bool dev_map_can_have_prog(struct bpf_map *map)
{
	return false;
}

static inline void __dev_flush(void)
{
}

struct xdp_buff;
struct bpf_dtab_netdev;
struct bpf_cpu_map_entry;

static inline
int dev_xdp_enqueue(struct net_device *dev, struct xdp_buff *xdp,
		    struct net_device *dev_rx)
{
	return 0;
}

static inline
int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp,
		    struct net_device *dev_rx)
{
	return 0;
}

static inline
int dev_map_enqueue_multi(struct xdp_buff *xdp, struct net_device *dev_rx,
			  struct bpf_map *map, bool exclude_ingress)
{
	return 0;
}

struct sk_buff;

static inline int dev_map_generic_redirect(struct bpf_dtab_netdev *dst,
					   struct sk_buff *skb,
					   struct bpf_prog *xdp_prog)
{
	return 0;
}

static inline
int dev_map_redirect_multi(struct net_device *dev, struct sk_buff *skb,
			   struct bpf_prog *xdp_prog, struct bpf_map *map,
			   bool exclude_ingress)
{
	return 0;
}

static inline void __cpu_map_flush(void)
{
}

static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu,
				  struct xdp_buff *xdp,
				  struct net_device *dev_rx)
{
	return 0;
}

static inline int cpu_map_generic_redirect(struct bpf_cpu_map_entry *rcpu,
					   struct sk_buff *skb)
{
	return -EOPNOTSUPP;
}

static inline bool cpu_map_prog_allowed(struct bpf_map *map)
{
	return false;
}

static inline struct bpf_prog *bpf_prog_get_type_path(const char *name,
				enum bpf_prog_type type)
{
	return ERR_PTR(-EOPNOTSUPP);
}

static inline int bpf_prog_test_run_xdp(struct bpf_prog *prog,
					const union bpf_attr *kattr,
					union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

static inline int bpf_prog_test_run_skb(struct bpf_prog *prog,
					const union bpf_attr *kattr,
					union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

static inline int bpf_prog_test_run_tracing(struct bpf_prog *prog,
					    const union bpf_attr *kattr,
					    union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

static inline int bpf_prog_test_run_flow_dissector(struct bpf_prog *prog,
						   const union bpf_attr *kattr,
						   union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

static inline int bpf_prog_test_run_sk_lookup(struct bpf_prog *prog,
					      const union bpf_attr *kattr,
					      union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

static inline bool bpf_prog_test_check_kfunc_call(u32 kfunc_id)
{
	return false;
}

static inline void bpf_map_put(struct bpf_map *map)
{
}

static inline struct bpf_prog *bpf_prog_by_id(u32 id)
{
	return ERR_PTR(-ENOTSUPP);
}

static inline const struct bpf_func_proto *
bpf_base_func_proto(enum bpf_func_id func_id)
{
	return NULL;
}

static inline void bpf_task_storage_free(struct task_struct *task)
{
}

static inline bool bpf_prog_has_kfunc_call(const struct bpf_prog *prog)
{
	return false;
}

static inline const struct btf_func_model *
bpf_jit_find_kfunc_model(const struct bpf_prog *prog,
			 const struct bpf_insn *insn)
{
	return NULL;
}

static inline bool unprivileged_ebpf_enabled(void)
{
	return false;
}

#endif /* CONFIG_BPF_SYSCALL */

void __bpf_free_used_btfs(struct bpf_prog_aux *aux,
			  struct btf_mod_pair *used_btfs, u32 len);

static inline struct bpf_prog *bpf_prog_get_type(u32 ufd,
						 enum bpf_prog_type type)
{
	return bpf_prog_get_type_dev(ufd, type, false);
}

void __bpf_free_used_maps(struct bpf_prog_aux *aux,
			  struct bpf_map **used_maps, u32 len);

bool bpf_prog_get_ok(struct bpf_prog *, enum bpf_prog_type *, bool);

int bpf_prog_offload_compile(struct bpf_prog *prog);
void bpf_prog_offload_destroy(struct bpf_prog *prog);
int bpf_prog_offload_info_fill(struct bpf_prog_info *info,
			       struct bpf_prog *prog);

int bpf_map_offload_info_fill(struct bpf_map_info *info, struct bpf_map *map);

int bpf_map_offload_lookup_elem(struct bpf_map *map, void *key, void *value);
int bpf_map_offload_update_elem(struct bpf_map *map,
				void *key, void *value, u64 flags);
int bpf_map_offload_delete_elem(struct bpf_map *map, void *key);
int bpf_map_offload_get_next_key(struct bpf_map *map,
				 void *key, void *next_key);

bool bpf_offload_prog_map_match(struct bpf_prog *prog, struct bpf_map *map);

struct bpf_offload_dev *
bpf_offload_dev_create(const struct bpf_prog_offload_ops *ops, void *priv);
void bpf_offload_dev_destroy(struct bpf_offload_dev *offdev);
void *bpf_offload_dev_priv(struct bpf_offload_dev *offdev);
int bpf_offload_dev_netdev_register(struct bpf_offload_dev *offdev,
				    struct net_device *netdev);
void bpf_offload_dev_netdev_unregister(struct bpf_offload_dev *offdev,
				       struct net_device *netdev);
bool bpf_offload_dev_match(struct bpf_prog *prog, struct net_device *netdev);

#if defined(CONFIG_NET) && defined(CONFIG_BPF_SYSCALL)
int bpf_prog_offload_init(struct bpf_prog *prog, union bpf_attr *attr);

static inline bool bpf_prog_is_dev_bound(const struct bpf_prog_aux *aux)
{
	return aux->offload_requested;
}

static inline bool bpf_map_is_dev_bound(struct bpf_map *map)
{
	return unlikely(map->ops == &bpf_map_offload_ops);
}

struct bpf_map *bpf_map_offload_map_alloc(union bpf_attr *attr);
void bpf_map_offload_map_free(struct bpf_map *map);
int bpf_prog_test_run_syscall(struct bpf_prog *prog,
			      const union bpf_attr *kattr,
			      union bpf_attr __user *uattr);

int sock_map_get_from_fd(const union bpf_attr *attr, struct bpf_prog *prog);
int sock_map_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype);
int sock_map_update_elem_sys(struct bpf_map *map, void *key, void *value, u64 flags);
void sock_map_unhash(struct sock *sk);
void sock_map_close(struct sock *sk, long timeout);
#else
static inline int bpf_prog_offload_init(struct bpf_prog *prog,
					union bpf_attr *attr)
{
	return -EOPNOTSUPP;
}

static inline bool bpf_prog_is_dev_bound(struct bpf_prog_aux *aux)
{
	return false;
}

static inline bool bpf_map_is_dev_bound(struct bpf_map *map)
{
	return false;
}

static inline struct bpf_map *bpf_map_offload_map_alloc(union bpf_attr *attr)
{
	return ERR_PTR(-EOPNOTSUPP);
}

static inline void bpf_map_offload_map_free(struct bpf_map *map)
{
}

static inline int bpf_prog_test_run_syscall(struct bpf_prog *prog,
					    const union bpf_attr *kattr,
					    union bpf_attr __user *uattr)
{
	return -ENOTSUPP;
}

#ifdef CONFIG_BPF_SYSCALL
static inline int sock_map_get_from_fd(const union bpf_attr *attr,
				       struct bpf_prog *prog)
{
	return -EINVAL;
}

static inline int sock_map_prog_detach(const union bpf_attr *attr,
				       enum bpf_prog_type ptype)
{
	return -EOPNOTSUPP;
}

static inline int sock_map_update_elem_sys(struct bpf_map *map, void *key, void *value,
					   u64 flags)
{
	return -EOPNOTSUPP;
}
#endif /* CONFIG_BPF_SYSCALL */
#endif /* CONFIG_NET && CONFIG_BPF_SYSCALL */

#if defined(CONFIG_INET) && defined(CONFIG_BPF_SYSCALL)
void bpf_sk_reuseport_detach(struct sock *sk);
int bpf_fd_reuseport_array_lookup_elem(struct bpf_map *map, void *key,
				       void *value);
int bpf_fd_reuseport_array_update_elem(struct bpf_map *map, void *key,
				       void *value, u64 map_flags);
#else
static inline void bpf_sk_reuseport_detach(struct sock *sk)
{
}

#ifdef CONFIG_BPF_SYSCALL
static inline int bpf_fd_reuseport_array_lookup_elem(struct bpf_map *map,
						     void *key, void *value)
{
	return -EOPNOTSUPP;
}

static inline int bpf_fd_reuseport_array_update_elem(struct bpf_map *map,
						     void *key, void *value,
						     u64 map_flags)
{
	return -EOPNOTSUPP;
}
#endif /* CONFIG_BPF_SYSCALL */
#endif /* defined(CONFIG_INET) && defined(CONFIG_BPF_SYSCALL) */

/* verifier prototypes for helper functions called from eBPF programs */
extern const struct bpf_func_proto bpf_map_lookup_elem_proto;
extern const struct bpf_func_proto bpf_map_update_elem_proto;
extern const struct bpf_func_proto bpf_map_delete_elem_proto;
extern const struct bpf_func_proto bpf_map_push_elem_proto;
extern const struct bpf_func_proto bpf_map_pop_elem_proto;
extern const struct bpf_func_proto bpf_map_peek_elem_proto;

extern const struct bpf_func_proto bpf_get_prandom_u32_proto;
extern const struct bpf_func_proto bpf_get_smp_processor_id_proto;
extern const struct bpf_func_proto bpf_get_numa_node_id_proto;
extern const struct bpf_func_proto bpf_tail_call_proto;
extern const struct bpf_func_proto bpf_ktime_get_ns_proto;
extern const struct bpf_func_proto bpf_ktime_get_boot_ns_proto;
extern const struct bpf_func_proto bpf_get_current_pid_tgid_proto;
extern const struct bpf_func_proto bpf_get_current_uid_gid_proto;
extern const struct bpf_func_proto bpf_get_current_comm_proto;
extern const struct bpf_func_proto bpf_get_stackid_proto;
extern const struct bpf_func_proto bpf_get_stack_proto;
extern const struct bpf_func_proto bpf_get_task_stack_proto;
extern const struct bpf_func_proto bpf_get_stackid_proto_pe;
extern const struct bpf_func_proto bpf_get_stack_proto_pe;
extern const struct bpf_func_proto bpf_sock_map_update_proto;
extern const struct bpf_func_proto bpf_sock_hash_update_proto;
extern const struct bpf_func_proto bpf_get_current_cgroup_id_proto;
extern const struct bpf_func_proto bpf_get_current_ancestor_cgroup_id_proto;
extern const struct bpf_func_proto bpf_msg_redirect_hash_proto;
extern const struct bpf_func_proto bpf_msg_redirect_map_proto;
extern const struct bpf_func_proto bpf_sk_redirect_hash_proto;
extern const struct bpf_func_proto bpf_sk_redirect_map_proto;
extern const struct bpf_func_proto bpf_spin_lock_proto;
extern const struct bpf_func_proto bpf_spin_unlock_proto;
extern const struct bpf_func_proto bpf_get_local_storage_proto;
extern const struct bpf_func_proto bpf_strtol_proto;
extern const struct bpf_func_proto bpf_strtoul_proto;
extern const struct bpf_func_proto bpf_tcp_sock_proto;
extern const struct bpf_func_proto bpf_jiffies64_proto;
extern const struct bpf_func_proto bpf_get_ns_current_pid_tgid_proto;
extern const struct bpf_func_proto bpf_event_output_data_proto;
extern const struct bpf_func_proto bpf_ringbuf_output_proto;
extern const struct bpf_func_proto bpf_ringbuf_reserve_proto;
extern const struct bpf_func_proto bpf_ringbuf_submit_proto;
extern const struct bpf_func_proto bpf_ringbuf_discard_proto;
extern const struct bpf_func_proto bpf_ringbuf_query_proto;
extern const struct bpf_func_proto bpf_skc_to_tcp6_sock_proto;
extern const struct bpf_func_proto bpf_skc_to_tcp_sock_proto;
extern const struct bpf_func_proto bpf_skc_to_tcp_timewait_sock_proto;
extern const struct bpf_func_proto bpf_skc_to_tcp_request_sock_proto;
extern const struct bpf_func_proto bpf_skc_to_udp6_sock_proto;
extern const struct bpf_func_proto bpf_copy_from_user_proto;
extern const struct bpf_func_proto bpf_snprintf_btf_proto;
extern const struct bpf_func_proto bpf_snprintf_proto;
extern const struct bpf_func_proto bpf_per_cpu_ptr_proto;
extern const struct bpf_func_proto bpf_this_cpu_ptr_proto;
extern const struct bpf_func_proto bpf_ktime_get_coarse_ns_proto;
extern const struct bpf_func_proto bpf_sock_from_file_proto;
extern const struct bpf_func_proto bpf_get_socket_ptr_cookie_proto;
extern const struct bpf_func_proto bpf_task_storage_get_proto;
extern const struct bpf_func_proto bpf_task_storage_delete_proto;
extern const struct bpf_func_proto bpf_for_each_map_elem_proto;
extern const struct bpf_func_proto bpf_btf_find_by_name_kind_proto;
extern const struct bpf_func_proto bpf_sk_setsockopt_proto;
extern const struct bpf_func_proto bpf_sk_getsockopt_proto;

const struct bpf_func_proto *tracing_prog_func_proto(
  enum bpf_func_id func_id, const struct bpf_prog *prog);

/* Shared helpers among cBPF and eBPF. */
void bpf_user_rnd_init_once(void);
u64 bpf_user_rnd_u32(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
u64 bpf_get_raw_cpu_id(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);

#if defined(CONFIG_NET)
bool bpf_sock_common_is_valid_access(int off, int size,
				     enum bpf_access_type type,
				     struct bpf_insn_access_aux *info);
bool bpf_sock_is_valid_access(int off, int size, enum bpf_access_type type,
			      struct bpf_insn_access_aux *info);
u32 bpf_sock_convert_ctx_access(enum bpf_access_type type,
				const struct bpf_insn *si,
				struct bpf_insn *insn_buf,
				struct bpf_prog *prog,
				u32 *target_size);
#else
static inline bool bpf_sock_common_is_valid_access(int off, int size,
						   enum bpf_access_type type,
						   struct bpf_insn_access_aux *info)
{
	return false;
}
static inline bool bpf_sock_is_valid_access(int off, int size,
					    enum bpf_access_type type,
					    struct bpf_insn_access_aux *info)
{
	return false;
}
static inline u32 bpf_sock_convert_ctx_access(enum bpf_access_type type,
					      const struct bpf_insn *si,
					      struct bpf_insn *insn_buf,
					      struct bpf_prog *prog,
					      u32 *target_size)
{
	return 0;
}
#endif

#ifdef CONFIG_INET
struct sk_reuseport_kern {
	struct sk_buff *skb;
	struct sock *sk;
	struct sock *selected_sk;
	struct sock *migrating_sk;
	void *data_end;
	u32 hash;
	u32 reuseport_id;
	bool bind_inany;
};
bool bpf_tcp_sock_is_valid_access(int off, int size, enum bpf_access_type type,
				  struct bpf_insn_access_aux *info);

u32 bpf_tcp_sock_convert_ctx_access(enum bpf_access_type type,
				    const struct bpf_insn *si,
				    struct bpf_insn *insn_buf,
				    struct bpf_prog *prog,
				    u32 *target_size);

bool bpf_xdp_sock_is_valid_access(int off, int size, enum bpf_access_type type,
				  struct bpf_insn_access_aux *info);

u32 bpf_xdp_sock_convert_ctx_access(enum bpf_access_type type,
				    const struct bpf_insn *si,
				    struct bpf_insn *insn_buf,
				    struct bpf_prog *prog,
				    u32 *target_size);
#else
static inline bool bpf_tcp_sock_is_valid_access(int off, int size,
						enum bpf_access_type type,
						struct bpf_insn_access_aux *info)
{
	return false;
}

static inline u32 bpf_tcp_sock_convert_ctx_access(enum bpf_access_type type,
						  const struct bpf_insn *si,
						  struct bpf_insn *insn_buf,
						  struct bpf_prog *prog,
						  u32 *target_size)
{
	return 0;
}
static inline bool bpf_xdp_sock_is_valid_access(int off, int size,
						enum bpf_access_type type,
						struct bpf_insn_access_aux *info)
{
	return false;
}

static inline u32 bpf_xdp_sock_convert_ctx_access(enum bpf_access_type type,
						  const struct bpf_insn *si,
						  struct bpf_insn *insn_buf,
						  struct bpf_prog *prog,
						  u32 *target_size)
{
	return 0;
}
#endif /* CONFIG_INET */

enum bpf_text_poke_type {
	BPF_MOD_CALL,
	BPF_MOD_JUMP,
};

int bpf_arch_text_poke(void *ip, enum bpf_text_poke_type t,
		       void *addr1, void *addr2);

struct btf_id_set;
bool btf_id_set_contains(const struct btf_id_set *set, u32 id);

int bpf_bprintf_prepare(char *fmt, u32 fmt_size, const u64 *raw_args,
			u32 **bin_buf, u32 num_args);
void bpf_bprintf_cleanup(void);

#endif /* _LINUX_BPF_H */

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Code Editor : bpf.h