# BPF Features by Linux Kernel Version

## eBPF support

Kernel version | Commit
---------------|-------
3.15 | [`bd4cf0ed331a`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bd4cf0ed331a275e9bf5a49e6d0fd55dffc551b8)

## JIT compiling

The list of supported architectures for your kernel can be retrieved with:

    git grep HAVE_EBPF_JIT arch/

Feature / Architecture | Kernel version | Commit
-----------------------|----------------|-------
x86\_64 | 3.16 | [`622582786c9e`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=622582786c9e041d0bd52bde201787adeab249f8)
ARM64 | 3.18 | [`e54bcde3d69d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e54bcde3d69d40023ae77727213d14f920eb264a)
s390 | 4.1 | [`054623105728`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=054623105728b06852f077299e2bf1bf3d5f2b0b)
Constant blinding for JIT machines | 4.7 | [`4f3446bb809f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4f3446bb809f20ad56cadf712e6006815ae7a8f9)
PowerPC64 | 4.8 | [`156d0e290e96`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=156d0e290e969caba25f1851c52417c14d141b24)
Constant blinding - PowerPC64 | 4.9 | [`b7b7013cac55`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b7b7013cac55d794940bd9cb7b7c55c9dececac4)
Sparc64 | 4.12 | [`7a12b5031c6b`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7a12b5031c6b947cc13918237ae652b536243b76)
MIPS | 4.13 | [`f381bf6d82f0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f381bf6d82f032b7410185b35d000ea370ac706b)
ARM32 | 4.14 | [`39c13c204bb1`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=39c13c204bb1150d401e27d41a9d8b332be47c49)
x86\_32 | 4.18 |  [`03f5781be2c7`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=03f5781be2c7b7e728d724ac70ba10799cc710d7)

## Main features

Several (but not all) of these _main features_ translate to an eBPF program type.
The list of such program types supported in your kernel can be found in file
[`include/uapi/linux/bpf.h`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/bpf.h):

    git grep -W 'bpf_prog_type {' include/uapi/linux/bpf.h

Feature | Kernel version | Commit
--------|----------------|-------
`AF_PACKET` (libpcap/tcpdump, `cls_bpf` classifier, netfilter's `xt_bpf`, team driver's load-balancing mode…) | 3.15 | [`bd4cf0ed331a`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bd4cf0ed331a275e9bf5a49e6d0fd55dffc551b8)
Kernel helpers | 3.15 | [`bd4cf0ed331a`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bd4cf0ed331a275e9bf5a49e6d0fd55dffc551b8)
`bpf()` syscall | 3.18 | [`99c55f7d47c0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99c55f7d47c0dc6fc64729f37bf435abf43f4c60)
Tables (_a.k.a._ Maps; details below) | 3.18 | [`99c55f7d47c0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99c55f7d47c0dc6fc64729f37bf435abf43f4c60)
BPF attached to sockets | 3.19 | [`89aa075832b0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=89aa075832b0da4402acebd698d0411dcc82d03e)
BPF attached to `kprobes` | 4.1 | [`2541517c32be`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2541517c32be2531e0da59dfd7efc1ce844644f5)
`cls_bpf` / `act_bpf` for `tc` | 4.1 | [`e2e9b6541dd4`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e2e9b6541dd4b31848079da80fe2253daaafb549)
Tail calls | 4.2 | [`04fd61ab36ec`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=04fd61ab36ec065e194ab5e74ae34a5240d992bb)
Non-root programs on sockets | 4.4 | [`1be7f75d1668`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1be7f75d1668d6296b80bf35dcf6762393530afc)
Persistent maps and programs (virtual FS) | 4.4 | [`b2197755b263`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b2197755b2633e164a439682fb05a9b5ea48f706)
`tc`'s `direct-action` (`da`) mode | 4.4 | [`045efa82ff56`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=045efa82ff563cd4e656ca1c2e354fa5bf6bbda4)
`tc`'s `clsact` qdisc | 4.5 | [`1f211a1b929c`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f211a1b929c804100e138c5d3d656992cfd5622)
BPF attached to tracepoints | 4.7 | [`98b5c2c65c29`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=98b5c2c65c2951772a8fc661f50d675e450e8bce)
Direct packet access | 4.7 | [`969bf05eb3ce`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=969bf05eb3cedd5a8d4b7c346a85c2ede87a6d6d)
XDP (see below) | 4.8 | [`6a773a15a1e8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6a773a15a1e8874e5eccd2f29190c31085912c95)
BPF attached to perf events | 4.9 | [`0515e5999a46`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0515e5999a466dfe6e1924f460da599bb6821487)
Hardware offload for `tc`'s `cls_bpf` | 4.9 | [`332ae8e2f6ec`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=332ae8e2f6ecda5e50c5c62ed62894963e3a83f5)
Verifier exposure and internal hooks | 4.9 | [`13a27dfc6697`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=13a27dfc669724564aafa2699976ee756029fed2)
BPF attached to cgroups for socket filtering | 4.10 | [`0e33661de493`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0e33661de493db325435d565a4a722120ae4cbf3)
Lightweight tunnel encapsulation | 4.10 | [`3a0af8fd61f9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3a0af8fd61f90920f6fa04e4f1e9a6a73c1b4fd2)
**e**BPF support for `xt_bpf` module (iptables) | 4.10 | [`2c16d6033264`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2c16d60332643e90d4fa244f4a706c454b8c7569)
BPF program tag | 4.10 | [`7bd509e311f4`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7bd509e311f408f7a5132fcdde2069af65fa05ae)
Tracepoints to debug BPF | 4.11 (removed in 4.18) | [`a67edbf4fb6d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a67edbf4fb6deadcfe57a04a134abed4a5ba3bb5) [`4d220ed0f814`](https://git.kernel.org/cgit/linux/kernel/git/bpf/bpf-next.git/commit/?id=4d220ed0f8140c478ab7b0a14d96821da639b646)
Testing / benchmarking BPF programs | 4.12 | [`1cf1cae963c2`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1cf1cae963c2e6032aebe1637e995bc2f5d330f4)
BPF programs and maps IDs | 4.13 | [`dc4bb0e23561`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dc4bb0e2356149aee4cdae061936f3bbdd45595c)
BPF support for `sock_ops` | 4.13 | [`40304b2a1567`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=40304b2a1567fecc321f640ee4239556dd0f3ee0)
BPF support for skbs on sockets | 4.14 | [`b005fd189cec`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b005fd189cec9407b700599e1e80e0552446ee79)
bpftool utility in kernel sources | 4.15 | [`71bb428fe2c1`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71bb428fe2c19512ac671d5ee16ef3e73e1b49a8)
BPF attached to cgroups as device controller | 4.15 | [`ebc614f68736`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ebc614f687369f9df99828572b1d85a7c2de3d92)
bpf2bpf function calls | 4.16 |  [`cc8b0b92a169`](https://github.com/torvalds/linux/commit/cc8b0b92a1699bc32f7fec71daa2bfc90de43a4d)
BPF used for monitoring socket RX/TX data | 4.17 | [`4f738adba30a`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4f738adba30a7cfc006f605707e7aee847ffefa0)
BPF attached to raw tracepoints | 4.17 | [`c4f6699dfcb8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4f6699dfcb8558d138fe838f741b2c10f416cf9)
BPF attached to `bind()` system call | 4.17 | [`4fbac77d2d09`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4fbac77d2d092b475dda9eea66da674369665427)
BPF Type Format (BTF) | 4.18 | [`69b693f0aefa`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=69b693f0aefa0ed521e8bd02260523b5ae446ad7)
AF_XDP | 4.18 |  [`fbfc504a24f5`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fbfc504a24f53f7ebe128ab55cb5dba634f4ece8)
bpfilter | 4.18 |  [`d2ba09c17a06`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=d2ba09c17a0647f899d6c20a11bab9e6d3382f07)
End.BPF action for seg6local LWT | 4.18 |  [`004d4b274e2a`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=004d4b274e2a1a895a0e5dc66158b90a7d463d44)
BPF attached to LIRC devices | 4.18 |  [`f4364dcfc86d`](https://git.kernel.org/cgit/linux/kernel/git/bpf/bpf-next.git/commit/?id=f4364dcfc86df7c1ca47b256eaf6b6d0cdd0d936)

## Tables (_a.k.a._ Maps)

The list of map types supported in your kernel can be found in file
[`include/uapi/linux/bpf.h`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/bpf.h):

    git grep -W 'bpf_map_type {' include/uapi/linux/bpf.h

Table type | Kernel version | Commit
-----------|----------------|-------
Hash | 3.19 | [`0f8e4bd8a1fc`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f8e4bd8a1fc8c4185f1630061d0a1f2d197a475)
Array | 3.19 | [`28fbcfa08d8e`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=28fbcfa08d8ed7c5a50d41a0433aad222835e8e3)
Tail call (`PROG_ARRAY`) | 4.2 | [`04fd61ab36ec`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=04fd61ab36ec065e194ab5e74ae34a5240d992bb)
Perf events | 4.3 | [`ea317b267e9d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea317b267e9d03a8241893aa176fba7661d07579)
Per-CPU hash | 4.6 | [`824bd0ce6c7c`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=824bd0ce6c7c43a9e1e210abf124958e54d88342)
Per-CPU array | 4.6 | [`a10423b87a7e`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a10423b87a7eae75da79ce80a8d9475047a674ee)
Stack trace | 4.6 | [`d5a3b1f69186`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d5a3b1f691865be576c2bffa708549b8cdccda19)
Pre-alloc maps memory | 4.6 | [`6c9059817432`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6c90598174322b8888029e40dd84a4eb01f56afe)
cgroup array | 4.8 | [`4ed8ec521ed5`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ed8ec521ed57c4e207ad464ca0388776de74d4b)
LRU hash | 4.10 | [`29ba732acbee`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=29ba732acbeece1e34c68483d1ec1f3720fa1bb3) [`3a08c2fd7634`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3a08c2fd763450a927d1130de078d6f9e74944fb)
LRU per-CPU hash | 4.10 | [`8f8449384ec3`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f8449384ec364ba2a654f11f94e754e4ff719e0) [`961578b63474`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=961578b63474d13ad0e2f615fcc2901c5197dda6)
LPM trie (longest-prefix match) | 4.11 | [`b95a5c4db09b`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b95a5c4db09bc7c253636cb84dc9b12c577fd5a0)
Array of maps | 4.12 | [`56f668dfe00d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=56f668dfe00dcf086734f1c42ea999398fad6572)
Hash of maps | 4.12 | [`bcc6b1b7ebf8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bcc6b1b7ebf857a9fe56202e2be3361131588c15)
Netdevice references | 4.14 | [`546ac1ffb70d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=546ac1ffb70d25b56c1126940e5ec639c4dd7413)
Socket references (array) | 4.14 | [`174a79ff9515`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=174a79ff9515f400b9a6115643dafd62a635b7e6)
CPU references | 4.15 | [`6710e1126934`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6710e1126934d8b4372b4d2f9ae1646cd3f151bf)
AF_XDP socket (XSK) references | 4.18 | [`fbfc504a24f5`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fbfc504a24f53f7ebe128ab55cb5dba634f4ece8)
Socket references (hashmap) | 4.18 | [`81110384441a`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=81110384441a59cff47430f20f049e69b98c17f4)
cgroup storage | 4.19 | [`de9cbbaadba5`](https://github.com/torvalds/linux/commit/de9cbbaadba5adf88a19e46df61f7054000838f6)
reuseport sockarray | 4.19 | [`5dc4c4b7d4e8`](https://github.com/torvalds/linux/commit/5dc4c4b7d4e8115e7cde96a030f98cb3ab2e458c)
precpu cgroup storage | 4.20 | [`b741f1630346`](https://github.com/torvalds/linux/commit/b741f1630346defcbc8cc60f1a2bdae8b3b0036f)
queue | 4.20 | [`f1a2e44a3aec`](https://github.com/torvalds/linux/commit/f1a2e44a3aeccb3ff18d3ccc0b0203e70b95bd92)
stack | 4.20 | [`f1a2e44a3aec`](https://github.com/torvalds/linux/commit/f1a2e44a3aeccb3ff18d3ccc0b0203e70b95bd92)

## XDP

An approximate list of drivers or components supporting XDP programs for your
kernel can be retrieved with:

    git grep -l XDP_SETUP_PROG drivers/

Feature / Driver | Kernel version | Commit
-----------------|----------------|-------
XDP core architecture | 4.8 | [`6a773a15a1e8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6a773a15a1e8874e5eccd2f29190c31085912c95)
Action: drop | 4.8 | [`6a773a15a1e8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6a773a15a1e8874e5eccd2f29190c31085912c95)
Action: pass on to stack | 4.8 | [`6a773a15a1e8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6a773a15a1e8874e5eccd2f29190c31085912c95)
Action: direct forwarding (on same port) | 4.8 | [`6ce96ca348a9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6ce96ca348a9e949f8c43f4d3e98db367d93cffd)
Direct packet data write | 4.8 | [`4acf6c0b84c9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4acf6c0b84c91243c705303cd9ff16421914150d)
Mellanox `mlx4` driver | 4.8 | [`47a38e155037`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=47a38e155037f417c5740e24ccae6482aedf4b68)
Mellanox `mlx5` driver | 4.9 | [`86994156c736`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=86994156c736978d113e7927455d4eeeb2128b9f)
Netronome `nfp` driver | 4.10 | [`ecd63a0217d5`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ecd63a0217d5f1e8a92f7516f5586d1177b95de2)
QLogic (Cavium) `qed*` drivers | 4.10 | [`496e05170958`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=496e051709588f832d7a6a420f44f8642b308a87)
`virtio_net` driver | 4.10 | [`f600b6905015`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f600b690501550b94e83e07295d9c8b9c4c39f4e)
Broadcom `bnxt_en` driver | 4.11 | [`c6d30e8391b8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c6d30e8391b85e00eb544e6cf047ee0160ee9938)
Intel `ixgbe*` drivers | 4.12 | [`924708081629`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9247080816297de4e31abb684939c0e53e3a8a67)
Cavium `thunderx` driver | 4.12 | [`05c773f52b96`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=05c773f52b96ef3fbc7d9bfa21caadc6247ef7a8)
Generic XDP | 4.12 | [`b5cdae3291f7`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b5cdae3291f7be7a34e75affe4c0ec1f7f328b64)
Intel `i40e` driver | 4.13 | [`0c8493d90b6b`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=0c8493d90b6bb0f5c4fe9217db8f7203f24c0f28)
Action: redirect | 4.14 | [`6453073987ba`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6453073987ba392510ab6c8b657844a9312c67f7)
Support for tap | 4.14 | [`761876c857cb`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=761876c857cb2ef8489fbee01907151da902af91)
Support for veth | 4.14 | [`d445516966dc`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d445516966dcb2924741b13b27738b54df2af01a)
Intel `e1000` driver | | [Not upstream yet](https://git.kernel.org/pub/scm/linux/kernel/git/ast/bpf.git/commit/?h=xdp&id=0afee87cfc800bf3317f4dc8847e6f36539b820c)
Intel `e1000e` driver | | [Not planned for upstream at this time](https://github.com/adjavon/e1000e_xdp)

## Helpers

The list of helpers supported in your kernel can be found in file
[`include/uapi/linux/bpf.h`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/bpf.h):

    git grep '	FN(' include/uapi/linux/bpf.h

Alphabetical order

Helper | Kernel version | License | Commit |
-------|----------------|---------|--------|
`BPF_FUNC_bind()` | 4.17 |  | [`d74bad4e74ee`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d74bad4e74ee373787a9ae24197c17b7cdc428d5) | 
`BPF_FUNC_clone_redirect()` | 4.2 |  | [`3896d655f4d4`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3896d655f4d491c67d669a15f275a39f713410f8)
`BPF_FUNC_csum_diff()` | 4.6 |  | [`7d672345ed29`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7d672345ed295b1356a5d9f7111da1d1d7d65867)
`BPF_FUNC_csum_update()` | 4.9 |  | [`36bbef52c7eb`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=36bbef52c7eb646ed6247055a2acd3851e317857)
`BPF_FUNC_current_task_under_cgroup()` | 4.9 |  | [`60d20f9195b2`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=60d20f9195b260bdf0ac10c275ae9f6016f9c069)
`BPF_FUNC_fib_lookup()` | 4.18 | GPL | [`87f5fc7e48dd`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=87f5fc7e48dd3175b30dd03b41564e1a8e136323)
`BPF_FUNC_get_cgroup_classid()` | 4.3 |  | [`8d20aabe1c76`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8d20aabe1c76cccac544d9fcc3ad7823d9e98a2d)
`BPF_FUNC_get_current_cgroup_id()` | 4.18 |  | [`bf6fa2c893c5`](https://github.com/torvalds/linux/commit/bf6fa2c893c5237b48569a13fa3c673041430b6c)
`BPF_FUNC_get_current_comm()` | 4.2 |  | [`ffeedafbf023`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ffeedafbf0236f03aeb2e8db273b3e5ae5f5bc89)
`BPF_FUNC_get_current_pid_tgid()` | 4.2 |  | [`ffeedafbf023`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ffeedafbf0236f03aeb2e8db273b3e5ae5f5bc89)
`BPF_FUNC_get_current_task()` | 4.8 | GPL | [`606274c5abd8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=606274c5abd8e245add01bc7145a8cbb92b69ba8)
`BPF_FUNC_get_current_uid_gid()` | 4.2 |  | [`ffeedafbf023`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ffeedafbf0236f03aeb2e8db273b3e5ae5f5bc89)
`BPF_FUNC_get_hash_recalc()` | 4.8 |  | [`13c5c240f789`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=13c5c240f789bbd2bcacb14a23771491485ae61f)
`BPF_FUNC_get_local_storage()` | 4.19 |  | [`cd3394317653`](https://github.com/torvalds/linux/commit/cd3394317653837e2eb5c5d0904a8996102af9fc)
`BPF_FUNC_get_numa_node_id()` | 4.10 |  | [`2d0e30c30f84`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e)
`BPF_FUNC_get_prandom_u32()` | 4.1 |  | [`03e69b508b6f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=03e69b508b6f7c51743055c9f61d1dfeadf4b635)
`BPF_FUNC_get_route_realm()` | 4.4 |  | [`c46646d0484f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c46646d0484f5d08e2bede9b45034ba5b8b489cc)
`BPF_FUNC_get_smp_processor_id()` | 4.1 |  | [`c04167ce2ca0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c04167ce2ca0ecaeaafef006cb0d65cf01b68e42)
`BPF_FUNC_get_socket_cookie()` | 4.12 |  | [`91b8270f2a4d`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=91b8270f2a4d1d9b268de90451cdca63a70052d6)
`BPF_FUNC_get_socket_uid()` | 4.12 |  | [`6acc5c291068`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6acc5c2910689fc6ee181bf63085c5efff6a42bd)
`BPF_FUNC_get_stack()` | 4.18 | GPL | [`de2ff05f48af`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=de2ff05f48afcde816ff4edb217417f62f624ab5)
`BPF_FUNC_get_stackid()` | 4.6 | GPL | [`d5a3b1f69186`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d5a3b1f691865be576c2bffa708549b8cdccda19)
`BPF_FUNC_getsockopt()` | 4.15 |  | [`cd86d1fd2102`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cd86d1fd21025fdd6daf23d1288da405e7ad0ec6)
`BPF_FUNC_ktime_get_ns()` | 4.1 | GPL | [`d9847d310ab4`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d9847d310ab4003725e6ed1822682e24bd406908)
`BPF_FUNC_l3_csum_replace()` | 4.1 |  | [`91bc4822c3d6`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=91bc4822c3d61b9bb7ef66d3b77948a4f9177954)
`BPF_FUNC_l4_csum_replace()` | 4.1 |  | [`91bc4822c3d6`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=91bc4822c3d61b9bb7ef66d3b77948a4f9177954)
`BPF_FUNC_lwt_push_encap()` | 4.18 |  | [`fe94cc290f53`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fe94cc290f535709d3c5ebd1e472dfd0aec7ee79)
`BPF_FUNC_lwt_seg6_action()` | 4.18 |  | [`fe94cc290f53`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fe94cc290f535709d3c5ebd1e472dfd0aec7ee79)
`BPF_FUNC_lwt_seg6_adjust_srh()` | 4.18 |  | [`fe94cc290f53`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fe94cc290f535709d3c5ebd1e472dfd0aec7ee79)
`BPF_FUNC_lwt_seg6_store_bytes()` | 4.18 |  | [`fe94cc290f53`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=fe94cc290f535709d3c5ebd1e472dfd0aec7ee79)
`BPF_FUNC_map_delete_elem()` | 3.19 |  | [`d0003ec01c66`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0003ec01c667b731c139e23de3306a8b328ccf5)
`BPF_FUNC_map_lookup_elem()` | 3.19 |  | [`d0003ec01c66`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0003ec01c667b731c139e23de3306a8b328ccf5)
`BPF_FUNC_map_peek_elem()` | 4.20 |  | [`f1a2e44a3aec`](https://github.com/torvalds/linux/commit/f1a2e44a3aeccb3ff18d3ccc0b0203e70b95bd92)
`BPF_FUNC_map_pop_elem()` | 4.20 |  | [`f1a2e44a3aec`](https://github.com/torvalds/linux/commit/f1a2e44a3aeccb3ff18d3ccc0b0203e70b95bd92)
`BPF_FUNC_map_push_elem()` | 4.20 |  | [`f1a2e44a3aec`](https://github.com/torvalds/linux/commit/f1a2e44a3aeccb3ff18d3ccc0b0203e70b95bd92)
`BPF_FUNC_map_update_elem()` | 3.19 |  | [`d0003ec01c66`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0003ec01c667b731c139e23de3306a8b328ccf5)
`BPF_FUNC_msg_apply_bytes()` | 4.17 |  | [`2a100317c9eb`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2a100317c9ebc204a166f16294884fbf9da074ce)
`BPF_FUNC_msg_cork_bytes()` | 4.17 |  | [`91843d540a13`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=91843d540a139eb8070bcff8aa10089164436deb)
`BPF_FUNC_msg_pop_data()` | 4.21 |  | [`7246d8ed4dcc`](https://github.com/torvalds/linux/commit/7246d8ed4dcce23f7509949a77be15fa9f0e3d28)
`BPF_FUNC_msg_pull_data()` | 4.17 |  | [`015632bb30da`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=015632bb30daaaee64e1bcac07570860e0bf3092)
`BPF_FUNC_msg_push_data()` | 4.20 |  | [`6fff607e2f14`](https://github.com/torvalds/linux/commit/6fff607e2f14bd7c63c06c464a6f93b8efbabe28)
`BPF_FUNC_msg_redirect_hash()` | 4.18 |  | [`81110384441a`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=81110384441a59cff47430f20f049e69b98c17f4)
`BPF_FUNC_msg_redirect_map()` | 4.17 |  | [`4f738adba30a`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4f738adba30a7cfc006f605707e7aee847ffefa0)
`BPF_FUNC_perf_event_output()` | 4.4 | GPL | [`a43eec304259`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a43eec304259a6c637f4014a6d4767159b6a3aa3)
`BPF_FUNC_perf_event_read()` | 4.3 | GPL | [`35578d798400`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=35578d7984003097af2b1e34502bc943d40c1804)
`BPF_FUNC_perf_event_read_value()` | 4.15 | GPL | [`908432ca84fc`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=908432ca84fc229e906ba164219e9ad0fe56f755)
`BPF_FUNC_perf_prog_read_value()` | 4.15 | GPL | [`4bebdc7a85aa`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4bebdc7a85aa400c0222b5329861e4ad9252f1e5)
`BPF_FUNC_probe_read()` | 4.1 | GPL | [`2541517c32be`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2541517c32be2531e0da59dfd7efc1ce844644f5)
`BPF_FUNC_probe_read_str()` | 4.11 | GPL | [`a5e8c07059d0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a5e8c07059d0f0b31737408711d44794928ac218)
`BPF_FUNC_probe_write_user()` | 4.8 | GPL | [`96ae52279594`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=96ae52279594470622ff0585621a13e96b700600)
`BPF_FUNC_rc_keydown()` | 4.18 | GPL | [`f4364dcfc86d`](https://git.kernel.org/cgit/linux/kernel/git/bpf/bpf-next.git/commit/?id=f4364dcfc86df7c1ca47b256eaf6b6d0cdd0d936)
`BPF_FUNC_rc_pointer_rel()` | 4.21 | GPL | [`01d3240a04f4`](https://github.com/torvalds/linux/commit/01d3240a04f4c09392e13c77b54d4423ebce2d72)
`BPF_FUNC_rc_repeat()` | 4.18 | GPL | [`f4364dcfc86d`](https://git.kernel.org/cgit/linux/kernel/git/bpf/bpf-next.git/commit/?id=f4364dcfc86df7c1ca47b256eaf6b6d0cdd0d936)
`BPF_FUNC_redirect()` | 4.4 |  | [`27b29f63058d`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=27b29f63058d26c6c1742f1993338280d5a41dc6)
`BPF_FUNC_redirect_map()` | 4.14 |  | [`97f91a7cf04f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=97f91a7cf04ff605845c20948b8a80e54cbd3376)
`BPF_FUNC_set_hash()` | 4.13 |  | [`ded092cd73c2`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ded092cd73c2c56a394b936f86897f29b2e131c0)
`BPF_FUNC_set_hash_invalid()` | 4.9 |  | [`7a4b28c6cc9f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7a4b28c6cc9ffac50f791b99cc7e46106436e5d8)
`BPF_FUNC_setsockopt()` | 4.13 |  | [`8c4b4c7e9ff0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8c4b4c7e9ff0447995750d9329949fa082520269)
`BPF_FUNC_sk_lookup_tcp()` | 4.20 |  | [`6acc9b432e67`](https://github.com/torvalds/linux/commit/6acc9b432e6714d72d7d77ec7c27f6f8358d0c71)
`BPF_FUNC_sk_lookup_udp()` | 4.20 |  | [`6acc9b432e67`](https://github.com/torvalds/linux/commit/6acc9b432e6714d72d7d77ec7c27f6f8358d0c71)
`BPF_FUNC_sk_redirect_hash()` | 4.18 |  | [`81110384441a`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=81110384441a59cff47430f20f049e69b98c17f4)
`BPF_FUNC_sk_redirect_map()` | 4.14 |  | [`174a79ff9515`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=174a79ff9515f400b9a6115643dafd62a635b7e6)
`BPF_FUNC_sk_release()` | 4.20 |  | [`6acc9b432e67`](https://github.com/torvalds/linux/commit/6acc9b432e6714d72d7d77ec7c27f6f8358d0c71)
`BPF_FUNC_sk_select_reuseport()` | 4.19 |  | [`2dbb9b9e6df6`](https://github.com/torvalds/linux/commit/2dbb9b9e6df67d444fbe425c7f6014858d337adf)
`BPF_FUNC_skb_adjust_room()` | 4.13 |  | [`2be7e212d541`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2be7e212d5419a400d051c84ca9fdd083e5aacac)
`BPF_FUNC_skb_ancestor_cgroup_id()` | 4.19 |  | [`7723628101aa`](https://github.com/torvalds/linux/commit/7723628101aaeb1d723786747529b4ea65c5b5c5)
`BPF_FUNC_skb_change_head()` | 4.10 |  | [`3a0af8fd61f9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3a0af8fd61f90920f6fa04e4f1e9a6a73c1b4fd2)
`BPF_FUNC_skb_change_proto()` | 4.8 |  | [`6578171a7ff0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6578171a7ff0c31dc73258f93da7407510abf085)
`BPF_FUNC_skb_change_tail()` | 4.9 |  | [`5293efe62df8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5293efe62df81908f2e90c9820c7edcc8e61f5e9)
`BPF_FUNC_skb_change_type()` | 4.8 |  | [`d2485c4242a8`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2485c4242a826fdf493fd3a27b8b792965b9b9e)
`BPF_FUNC_skb_cgroup_id()` | 4.18 |  | [`cb20b08ead40`](https://github.com/torvalds/linux/commit/cb20b08ead401fd17627a36f035c0bf5bfee5567)
`BPF_FUNC_skb_get_tunnel_key()` | 4.3 |  | [`d3aa45ce6b94`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3aa45ce6b94c65b83971257317867db13e5f492)
`BPF_FUNC_skb_get_tunnel_opt()` | 4.6 |  | [`14ca0751c96f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=14ca0751c96f8d3d0f52e8ed3b3236f8b34d3460)
`BPF_FUNC_skb_get_xfrm_state()` | 4.18 |  | [`12bed760a78d`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=12bed760a78da6e12ac8252fec64d019a9eac523)
`BPF_FUNC_skb_load_bytes()` | 4.5 |  | [`05c74e5e53f6`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=05c74e5e53f6cb07502c3e6a820f33e2777b6605)
`BPF_FUNC_skb_load_bytes_relative()` | 4.18 |  | [`4e1ec56cdc59`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=4e1ec56cdc59746943b2acfab3c171b930187bbe)
`BPF_FUNC_skb_pull_data()` | 4.9 |  | [`36bbef52c7eb`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=36bbef52c7eb646ed6247055a2acd3851e317857)
`BPF_FUNC_skb_set_tunnel_key()` | 4.3 |  | [`d3aa45ce6b94`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3aa45ce6b94c65b83971257317867db13e5f492)
`BPF_FUNC_skb_set_tunnel_opt()` | 4.6 |  | [`14ca0751c96f`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=14ca0751c96f8d3d0f52e8ed3b3236f8b34d3460)
`BPF_FUNC_skb_store_bytes()` | 4.1 |  | [`91bc4822c3d6`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=91bc4822c3d61b9bb7ef66d3b77948a4f9177954)
`BPF_FUNC_skb_under_cgroup()` | 4.8 |  | [`4a482f34afcc`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4a482f34afcc162d8456f449b137ec2a95be60d8)
`BPF_FUNC_skb_vlan_pop()` | 4.3 |  | [`4e10df9a60d9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4e10df9a60d96ced321dd2af71da558c6b750078)
`BPF_FUNC_skb_vlan_push()` | 4.3 |  | [`4e10df9a60d9`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4e10df9a60d96ced321dd2af71da558c6b750078)
`BPF_FUNC_sock_hash_update()` | 4.18 |  | [`81110384441a`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=81110384441a59cff47430f20f049e69b98c17f4)
`BPF_FUNC_sock_map_update()` | 4.14 |  | [`174a79ff9515`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=174a79ff9515f400b9a6115643dafd62a635b7e6)
`BPF_FUNC_tail_call()` | 4.2 |  | [`04fd61ab36ec`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=04fd61ab36ec065e194ab5e74ae34a5240d992bb)
`BPF_FUNC_trace_printk()` | 4.1 | GPL | [`9c959c863f82`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9c959c863f8217a2ff3d7c296e8223654d240569)
`BPF_FUNC_xdp_adjust_head()` | 4.10 |  | [`17bedab27231`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=17bedab2723145d17b14084430743549e6943d03)
`BPF_FUNC_xdp_adjust_meta()` | 4.15 |  | [`de8f3a83b0a0`](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=de8f3a83b0a0fddb2cf56e7a718127e9619ea3da)
`BPF_FUNC_xdp_adjust_tail()` | 4.18 |  | [`b32cc5b9a346`](https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=b32cc5b9a346319c171e3ad905e0cddda032b5eb)
`BPF_FUNC_override_return()` | 4.16 | GPL | [`9802d86585db`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9802d86585db91655c7d1929a4f6bbe0952ea88e)
`BPF_FUNC_sock_ops_cb_flags_set()` | 4.16 |  | [`b13d88072172`](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b13d880721729384757f235166068c315326f4a1)

Note: GPL-only BPF helpers require a GPL-compatible license. The current licenses considered GPL-compatible by the kernel are:

* GPL
* GPL v2
* GPL and additional rights
* Dual BSD/GPL
* Dual MIT/GPL
* Dual MPL/GPL

Check the list of GPL-compatible licenses in your [kernel source code](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/linux/license.h).

## Program Types
The list of program types and supported helper functions can be retrieved with:

    git grep -W 'func_proto(enum bpf_func_id func_id' kernel/ net/ drivers/

|Program Type| Helper Functions|
|------------|-----------------|
|`BPF_PROG_TYPE_SOCKET_FILTER`|`BPF_FUNC_get_current_uid_gid()` <br> `Base functions`|
|`BPF_PROG_TYPE_KPROBE`|`BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_stackid()` <br> `BPF_FUNC_get_stack()` <br> `BPF_FUNC_perf_event_read_value()` <br> `BPF_FUNC_override_return()` <br> `Tracing functions`|
|`BPF_PROG_TYPE_SCHED_CLS` <br> `BPF_PROG_TYPE_SCHED_ACT`|`BPF_FUNC_skb_store_bytes()` <br> `BPF_FUNC_skb_load_bytes()` <br> `BPF_FUNC_skb_load_bytes_relative()` <br> `BPF_FUNC_skb_pull_data()` <br> `BPF_FUNC_csum_diff()` <br> `BPF_FUNC_csum_update()` <br> `BPF_FUNC_l3_csum_replace()` <br> `BPF_FUNC_l4_csum_replace()` <br> `BPF_FUNC_clone_redirect()` <br> `BPF_FUNC_get_cgroup_classid()` <br> `BPF_FUNC_skb_vlan_push()` <br> `BPF_FUNC_skb_vlan_pop()` <br> `BPF_FUNC_skb_change_proto()` <br> `BPF_FUNC_skb_change_type()` <br> `BPF_FUNC_skb_adjust_room()` <br> `BPF_FUNC_skb_change_tail()` <br> `BPF_FUNC_skb_get_tunnel_key()` <br> `BPF_FUNC_skb_set_tunnel_key()` <br> `BPF_FUNC_skb_get_tunnel_opt()` <br> `BPF_FUNC_skb_set_tunnel_opt()` <br> `BPF_FUNC_redirect()` <br> `BPF_FUNC_get_route_realm()` <br> `BPF_FUNC_get_hash_recalc()` <br> `BPF_FUNC_set_hash_invalid()` <br> `BPF_FUNC_set_hash()` <br> `BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_smp_processor_id()` <br> `BPF_FUNC_skb_under_cgroup()` <br> `BPF_FUNC_get_socket_cookie()` <br> `BPF_FUNC_get_socket_uid()` <br> `BPF_FUNC_fib_lookup()` <br> `BPF_FUNC_skb_get_xfrm_state()` <br> `BPF_FUNC_skb_cgroup_id()` <br> `Base functions`|
|`BPF_PROG_TYPE_TRACEPOINT`|`BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_stackid()` <br> `BPF_FUNC_get_stack()` <br> `Tracing functions`|
|`BPF_PROG_TYPE_XDP`| `BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_smp_processor_id()` <br> `BPF_FUNC_csum_diff()` <br> `BPF_FUNC_xdp_adjust_head()` <br> `BPF_FUNC_xdp_adjust_meta()` <br> `BPF_FUNC_redirect()` <br> `BPF_FUNC_redirect_map()` <br> `BPF_FUNC_xdp_adjust_tail()` <br> `BPF_FUNC_fib_lookup()` <br> `Base functions`|
|`BPF_PROG_TYPE_PERF_EVENT`| `BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_stackid()` <br> `BPF_FUNC_get_stack()` <br> `BPF_FUNC_perf_prog_read_value()` <br> `Tracing functions`|
|`BPF_PROG_TYPE_CGROUP_SKB`|`BPF_FUNC_skb_load_bytes()` <br> `BPF_FUNC_skb_load_bytes_relative()` <br> `BPF_FUNC_get_socket_cookie()` <br> `BPF_FUNC_get_socket_uid()` <br> `Base functions`|
|`BPF_PROG_TYPE_CGROUP_SOCK`|`BPF_FUNC_get_current_uid_gid()` <br> `Base functions`|
|`BPF_PROG_TYPE_LWT_IN`|`BPF_FUNC_lwt_push_encap()` <br> `LWT functions` <br> `Base functions`|
|`BPF_PROG_TYPE_LWT_OUT`| `LWT functions` <br> `Base functions`|
|`BPF_PROG_TYPE_LWT_XMIT`| `BPF_FUNC_skb_get_tunnel_key()` <br> `BPF_FUNC_skb_set_tunnel_key()` <br> `BPF_FUNC_skb_get_tunnel_opt()` <br> `BPF_FUNC_skb_set_tunnel_opt()` <br> `BPF_FUNC_redirect()` <br> `BPF_FUNC_clone_redirect()` <br> `BPF_FUNC_skb_change_tail()` <br> `BPF_FUNC_skb_change_head()` <br> `BPF_FUNC_skb_store_bytes()` <br> `BPF_FUNC_csum_update()` <br> `BPF_FUNC_l3_csum_replace()` <br> `BPF_FUNC_l4_csum_replace()` <br> `BPF_FUNC_set_hash_invalid()` <br> `LWT functions`|
|`BPF_PROG_TYPE_SOCK_OPS`|`BPF_FUNC_setsockopt()` <br> `BPF_FUNC_getsockopt()` <br> `BPF_FUNC_sock_ops_cb_flags_set()` <br> `BPF_FUNC_sock_map_update()` <br> `BPF_FUNC_sock_hash_update()` <br> `BPF_FUNC_get_socket_cookie()` <br> `Base functions`|
|`BPF_PROG_TYPE_SK_SKB`|`BPF_FUNC_skb_store_bytes()` <br> `BPF_FUNC_skb_load_bytes()` <br> `BPF_FUNC_skb_pull_data()` <br> `BPF_FUNC_skb_change_tail()` <br> `BPF_FUNC_skb_change_head()` <br> `BPF_FUNC_get_socket_cookie()` <br> `BPF_FUNC_get_socket_uid()` <br> `BPF_FUNC_sk_redirect_map()` <br> `BPF_FUNC_sk_redirect_hash()` <br> `BPF_FUNC_sk_lookup_tcp()` <br> `BPF_FUNC_sk_lookup_udp()` <br> `BPF_FUNC_sk_release()` <br> `Base functions`|
|`BPF_PROG_TYPE_CGROUP_DEVICE`|`BPF_FUNC_map_lookup_elem()` <br> `BPF_FUNC_map_update_elem()` <br> `BPF_FUNC_map_delete_elem()` <br> `BPF_FUNC_get_current_uid_gid()` <br> `BPF_FUNC_trace_printk()`|
|`BPF_PROG_TYPE_SK_MSG`|`BPF_FUNC_msg_redirect_map()` <br> `BPF_FUNC_msg_redirect_hash()` <br> `BPF_FUNC_msg_apply_bytes()` <br> `BPF_FUNC_msg_cork_bytes()` <br> `BPF_FUNC_msg_pull_data()` <br> `BPF_FUNC_msg_push_data()` <br> `BPF_FUNC_msg_pop_data()` <br> `Base functions`|
|`BPF_PROG_TYPE_RAW_TRACEPOINT`|`BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_stackid()` <br> `BPF_FUNC_get_stack()` <br> `Tracing functions`|
|`BPF_PROG_TYPE_CGROUP_SOCK_ADDR`|`BPF_FUNC_get_current_uid_gid()` <br> `BPF_FUNC_bind()` <br> `BPF_FUNC_get_socket_cookie()` <br> `Base functions`|
|`BPF_PROG_TYPE_LWT_SEG6LOCAL`|`BPF_FUNC_lwt_seg6_store_bytes()` <br> `BPF_FUNC_lwt_seg6_action()` <br> `BPF_FUNC_lwt_seg6_adjust_srh()` <br> `LWT functions`|
|`BPF_PROG_TYPE_LIRC_MODE2`|`BPF_FUNC_rc_repeat()` <br> `BPF_FUNC_rc_keydown()` <br> `BPF_FUNC_rc_pointer_rel()` <br> `BPF_FUNC_map_lookup_elem()` <br> `BPF_FUNC_map_update_elem()` <br> `BPF_FUNC_map_delete_elem()` <br> `BPF_FUNC_ktime_get_ns()` <br> `BPF_FUNC_tail_call()` <br> `BPF_FUNC_get_prandom_u32()` <br> `BPF_FUNC_trace_printk()`|
|`BPF_PROG_TYPE_SK_REUSEPORT`|`BPF_FUNC_sk_select_reuseport()` <br> `BPF_FUNC_skb_load_bytes()` <br> `BPF_FUNC_load_bytes_relative()` <br> `Base functions`|
|`BPF_PROG_TYPE_FLOW_DISSECTOR`|`BPF_FUNC_skb_load_bytes()` <br> `Base functions`|

|Function Group| Functions|
|------------------|-------|
|`Base functions`| `BPF_FUNC_map_lookup_elem()` <br> `BPF_FUNC_map_update_elem()` <br> `BPF_FUNC_map_delete_elem()` <br> `BPF_FUNC_map_peek_elem()` <br> `BPF_FUNC_map_pop_elem()` <br> `BPF_FUNC_map_push_elem()` <br> `BPF_FUNC_get_prandom_u32()` <br> `BPF_FUNC_get_smp_processor_id()` <br> `BPF_FUNC_get_numa_node_id()` <br> `BPF_FUNC_tail_call()` <br> `BPF_FUNC_ktime_get_ns()` <br> `BPF_FUNC_trace_printk()`|
|`Tracing functions`|`BPF_FUNC_map_lookup_elem()` <br> `BPF_FUNC_map_update_elem()` <br> `BPF_FUNC_map_delete_elem()` <br> `BPF_FUNC_probe_read()` <br> `BPF_FUNC_ktime_get_ns()` <br> `BPF_FUNC_tail_call()` <br> `BPF_FUNC_get_current_pid_tgid()` <br> `BPF_FUNC_get_current_task()` <br> `BPF_FUNC_get_current_uid_gid()` <br> `BPF_FUNC_get_current_comm()` <br> `BPF_FUNC_trace_printk()` <br> `BPF_FUNC_get_smp_processor_id()` <br> `BPF_FUNC_get_numa_node_id()` <br> `BPF_FUNC_perf_event_read()` <br> `BPF_FUNC_probe_write_user()` <br> `BPF_FUNC_current_task_under_cgroup()` <br> `BPF_FUNC_get_prandom_u32()` <br> `BPF_FUNC_probe_read_str()` <br> `BPF_FUNC_get_current_cgroup_id()` |
|`LWT functions`|  `BPF_FUNC_skb_load_bytes()` <br> `BPF_FUNC_skb_pull_data()` <br> `BPF_FUNC_csum_diff()` <br> `BPF_FUNC_get_cgroup_classid()` <br> `BPF_FUNC_get_route_realm()` <br> `BPF_FUNC_get_hash_recalc()` <br> `BPF_FUNC_perf_event_output()` <br> `BPF_FUNC_get_smp_processor_id()` <br> `BPF_FUNC_skb_under_cgroup()`|