Re: [PATCH bpf 0/3] bpf: Make BPF trampoline friendly to ftrace

[Martin Lau <kafai@xxxxxx>]

On Sun, Dec 08, 2019 at 04:01:11PM -0800, Alexei Starovoitov wrote:
> Patch 1 - fix crash function_graph tracer encounters BPF trampoline
> Patch 2 - use register_ftrace_direct() API to attach BPF trampoline
> Patch 3 - simple test
> 
> Alexei Starovoitov (3):
>   ftrace: Fix function_graph tracer interaction with BPF trampoline
>   bpf: Make BPF trampoline use register_ftrace_direct() API
>   selftests/bpf: test function_graph tracer and bpf trampoline together
Acked-by: Martin KaFai Lau <kafai@xxxxxx>