tree ee6b26642923706daf2a48c0b96c083977ffbcfd
parent ff672c67ee7635ca1e28fb13729e8ef0d1f08ce5
author Jakub Sitnicki <jakub@cloudflare.com> 1655396437 +0200
committer Daniel Borkmann <daniel@iogearbox.net> 1655408945 +0200

selftests/bpf: Test tail call counting with bpf2bpf and data on stack

Cover the case when tail call count needs to be passed from BPF function to
BPF function, and the caller has data on stack. Specifically when the size
of data allocated on BPF stack is not a multiple on 8.

Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220616162037.535469-3-jakub@cloudflare.com