From 2701121b8f4db4d69c327c0d8f8694ff2ce30ef7 Mon Sep 17 00:00:00 2001 From: Denis Kirjanov Date: Mon, 14 Dec 2015 23:18:05 +0300 Subject: tracing: Introduce TRACE_EVENT_FN_COND macro TRACE_EVENT_FN can't be used in some circumstances like invoking trace functions from offlined CPU due to RCU usage. This patch adds the TRACE_EVENT_FN_COND macro to make such trace points conditional. Link: http://lkml.kernel.org/r/1450124286-4822-1-git-send-email-kda@linux-powerpc.org Signed-off-by: Denis Kirjanov Signed-off-by: Steven Rostedt --- include/trace/trace_events.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include/trace/trace_events.h') diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h index de996cf..170c93b 100644 --- a/include/trace/trace_events.h +++ b/include/trace/trace_events.h @@ -123,6 +123,12 @@ TRACE_MAKE_SYSTEM_STR(); TRACE_EVENT(name, PARAMS(proto), PARAMS(args), \ PARAMS(tstruct), PARAMS(assign), PARAMS(print)) \ +#undef TRACE_EVENT_FN_COND +#define TRACE_EVENT_FN_COND(name, proto, args, cond, tstruct, \ + assign, print, reg, unreg) \ + TRACE_EVENT_CONDITION(name, PARAMS(proto), PARAMS(args), PARAMS(cond), \ + PARAMS(tstruct), PARAMS(assign), PARAMS(print)) \ + #undef TRACE_EVENT_FLAGS #define TRACE_EVENT_FLAGS(name, value) \ __TRACE_EVENT_FLAGS(name, value) -- cgit v1.1