bpf: document answers to common questions about BPF

to address common misconceptions about what BPF is and what it's not
add short BPF Q&A that clarifies core BPF design principles and
answers some common questions.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index c4d21b302409..66471f7d77d4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2713,6 +2713,7 @@ L:	linux-kernel@vger.kernel.org
 S:      Supported
 F:      arch/x86/net/bpf_jit*
 F:      Documentation/networking/filter.txt
+F:      Documentation/bpf/
 F:      include/linux/bpf*
 F:      include/linux/filter.h
 F:      include/uapi/linux/bpf*