bpf, docs: Explain helper functions
authorDave Thaler <dthaler@microsoft.com>
Wed, 8 Mar 2023 20:53:03 +0000 (20:53 +0000)
committerAlexei Starovoitov <ast@kernel.org>
Fri, 10 Mar 2023 21:02:00 +0000 (13:02 -0800)
commitc1f9e14e3b676eb88fe1c9488c0b5f4fc9108a1c
treec895db124ca1ed63b2683c3136c3a83f2fd7de0a
parent74843b57ec70af7b67b7e6153374834ee18d139f
bpf, docs: Explain helper functions

Add brief text about existence of helper functions, with details to go in
separate psABI text.

Note that text about runtime functions (kfuncs) is part of a separate patch,
not this one.

Signed-off-by: Dave Thaler <dthaler@microsoft.com>
Link: https://lore.kernel.org/r/20230308205303.1308-1-dthaler1968@googlemail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Documentation/bpf/clang-notes.rst
Documentation/bpf/instruction-set.rst
Documentation/bpf/linux-notes.rst