bpf: Add minimal bpf() command documentation
authorJoe Stringer <joe@cilium.io>
Tue, 2 Mar 2021 17:19:34 +0000 (09:19 -0800)
committerAlexei Starovoitov <ast@kernel.org>
Fri, 5 Mar 2021 02:39:44 +0000 (18:39 -0800)
commitf67c9cbf6c581468f6c7144d497565cfc7918c31
tree2604288356971bad8507f9214edf1731a55c79ff
parent7799e4d9d84f6f8231dfd9dca4da5f4b2f0aa932
bpf: Add minimal bpf() command documentation

Introduce high-level descriptions of the intent and return codes of the
bpf() syscall commands. Subsequent patches may further flesh out the
content to provide a more useful programming reference.

Signed-off-by: Joe Stringer <joe@cilium.io>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Reviewed-by: Quentin Monnet <quentin@isovalent.com>
Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20210302171947.2268128-3-joe@cilium.io
include/uapi/linux/bpf.h