On Wed, 11 Oct 2017 13:59:54 +0200 Jiri Olsa <jo...@redhat.com> wrote:
> > @@ -330,7 +354,7 @@ perf_ftrace_function_call(unsigned long > > entry->ip = ip; > > entry->parent_ip = parent_ip; > > perf_trace_buf_submit(entry, ENTRY_SIZE, rctx, TRACE_FN, > > - 1, ®s, head, NULL); > > + 1, ®s, &head, NULL); > > nice idea.. I'll test it After you test it, want me to take this through my tree? Also, we should address zhouchengming's concerns. -- Steve