Re: [PATCH bpf-next v3 5/5] selftests/bpf: Make sure bpf_{g,s}et_retval is exposed everywhere

[Martin KaFai Lau <kafai@xxxxxx>]

On Thu, Aug 18, 2022 at 04:27:29PM -0700, Stanislav Fomichev wrote:
> For each hook, have a simple bpf_set_retval(bpf_get_retval) program
> and make sure it loads for the hooks we want. The exceptions are
> the hooks which don't propagate the error to the callers:
> 
> - sockops
> - recvmsg
> - getpeername
> - getsockname
and also
  - cg_skb ingress and egress

Acked-by: Martin KaFai Lau <kafai@xxxxxx>