On Tue, 6 Mar 2018 13:38:06 +0800 kbuild test robot <lkp@xxxxxxxxx> wrote: > >> drivers/soc/qcom/./trace-rpmh.h:29:3: error: implicit declaration of function '__assign_string'; did you mean '__assign_str'? [-Werror=implicit-function-declaration] Yes, you meant __assign_str(). I may have said __assign_string() in my comments, but I was doing it from memory, not actually compiling code. Please make sure you test the code and make sure it builds before posting. And displays the tracepoint as you expect it to. Thanks, -- Steve > __assign_string(name, d->name); > ^ > include/trace/trace_events.h:719:4: note: in definition of macro 'DECLARE_EVENT_CLASS' -- To unsubscribe from this list: send the line "unsubscribe linux-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html