diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-05-23 16:07:13 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-05-23 16:07:14 -0700 |
| commit | 1ef0736c0711e2633a59b540931406de626f2836 (patch) | |
| tree | 3c230f459eda15a2263bb1fb9ac99eb0f79d802b /Documentation/bpf/instruction-set.rst | |
| parent | 9fa87dd23251574a29cf948fd16cf39075762f3e (diff) | |
| parent | 608b638ebf368f18431f47bbbd0d93828cbbdf83 (diff) | |
Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Daniel Borkmann says:
====================
pull-request: bpf-next 2022-05-23
We've added 113 non-merge commits during the last 26 day(s) which contain
a total of 121 files changed, 7425 insertions(+), 1586 deletions(-).
The main changes are:
1) Speed up symbol resolution for kprobes multi-link attachments, from Jiri Olsa.
2) Add BPF dynamic pointer infrastructure e.g. to allow for dynamically sized ringbuf
reservations without extra memory copies, from Joanne Koong.
3) Big batch of libbpf improvements towards libbpf 1.0 release, from Andrii Nakryiko.
4) Add BPF link iterator to traverse links via seq_file ops, from Dmitrii Dolgov.
5) Add source IP address to BPF tunnel key infrastructure, from Kaixi Fan.
6) Refine unprivileged BPF to disable only object-creating commands, from Alan Maguire.
7) Fix JIT blinding of ld_imm64 when they point to subprogs, from Alexei Starovoitov.
8) Add BPF access to mptcp_sock structures and their meta data, from Geliang Tang.
9) Add new BPF helper for access to remote CPU's BPF map elements, from Feng Zhou.
10) Allow attaching 64-bit cookie to BPF link of fentry/fexit/fmod_ret, from Kui-Feng Lee.
11) Follow-ups to typed pointer support in BPF maps, from Kumar Kartikeya Dwivedi.
12) Add busy-poll test cases to the XSK selftest suite, from Magnus Karlsson.
13) Improvements in BPF selftest test_progs subtest output, from Mykola Lysenko.
14) Fill bpf_prog_pack allocator areas with illegal instructions, from Song Liu.
15) Add generic batch operations for BPF map-in-map cases, from Takshak Chahande.
16) Make bpf_jit_enable more user friendly when permanently on 1, from Tiezhu Yang.
17) Fix an array overflow in bpf_trampoline_get_progs(), from Yuntao Wang.
====================
Link: https://lore.kernel.org/r/20220523223805.27931-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation/bpf/instruction-set.rst')
| -rw-r--r-- | Documentation/bpf/instruction-set.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/bpf/instruction-set.rst b/Documentation/bpf/instruction-set.rst index 5300837ac2c9..1de6a57c7e1e 100644 --- a/Documentation/bpf/instruction-set.rst +++ b/Documentation/bpf/instruction-set.rst @@ -130,7 +130,7 @@ Byte swap instructions The byte swap instructions use an instruction class of ``BFP_ALU`` and a 4-bit code field of ``BPF_END``. -The byte swap instructions instructions operate on the destination register +The byte swap instructions operate on the destination register only and do not use a separate source register or immediate value. The 1-bit source operand field in the opcode is used to to select what byte @@ -157,7 +157,7 @@ Examples: dst_reg = htobe64(dst_reg) ``BPF_FROM_LE`` and ``BPF_FROM_BE`` exist as aliases for ``BPF_TO_LE`` and -``BPF_TO_LE`` respetively. +``BPF_TO_BE`` respectively. Jump instructions |