tree c12bee6e69cccf7ebeb5b2c6b8228d0982660fe5
parent 1ea0f9120c8ce105ca181b070561df5cbd6bc049
author Anton Protopopov <a.s.protopopov@gmail.com> 1590605820 +0000
committer Alexei Starovoitov <ast@kernel.org> 1591047502 -0700

selftests/bpf: Add tests for write-only stacks/queues

For write-only stacks and queues bpf_map_update_elem should be allowed, but
bpf_map_lookup_elem and bpf_map_lookup_and_delete_elem should fail with EPERM.

Signed-off-by: Anton Protopopov <a.s.protopopov@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200527185700.14658-6-a.s.protopopov@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>