bpf, docs: Linux byteswap note

Add Linux byteswap note. Signed-off-by: Dave Thaler <dthaler@microsoft.com> Link: https://lore.kernel.org/r/20220927185958.14995-2-dthaler1968@googlemail.comSigned-off-by: Alexei Starovoitov <ast@kernel.org>

bpf, docs: Linux byteswap note
Add Linux byteswap note. Signed-off-by: Dave Thaler <dthaler@microsoft.com> Link: https://lore.kernel.org/r/20220927185958.14995-2-dthaler1968@googlemail.comSigned-off-by: Alexei Starovoitov <ast@kernel.org>
9a0bf213 · Dave Thaler · Alexei Starovoitov · 6166da0a · 9a0bf213 · 9a0bf213
Commit 9a0bf213 authored Sep 27, 2022 by Dave Thaler Committed by Alexei Starovoitov Sep 30, 2022
Hide whitespace changes
Inline Side-by-side

Showing with 5 additions and 4 deletions

Documentation/bpf/instruction-set.rst Documentation/bpf/instruction-set.rst +0 -4

Documentation/bpf/linux-notes.rst Documentation/bpf/linux-notes.rst +5 -0

No files found.
--- a/Documentation/bpf/instruction-set.rst
+++ b/Documentation/bpf/instruction-set.rst
@@ -156,10 +156,6 @@ Examples:

  dst_reg = htobe64(dst_reg)

-``BPF_FROM_LE`` and ``BPF_FROM_BE`` exist as aliases for ``BPF_TO_LE`` and
-``BPF_TO_BE`` respectively.
-
-
 Jump instructions
 -----------------


--- a/Documentation/bpf/linux-notes.rst
+++ b/Documentation/bpf/linux-notes.rst
@@ -7,6 +7,11 @@ Linux implementation notes

 This document provides more details specific to the Linux kernel implementation of the eBPF instruction set.

+Byte swap instructions
+======================
+
+``BPF_FROM_LE`` and ``BPF_FROM_BE`` exist as aliases for ``BPF_TO_LE`` and ``BPF_TO_BE`` respectively.
+
 Legacy BPF Packet access instructions
 =====================================