author: David S. Miller <davem@davemloft.net> 2021-02-16 13:14:06 -0800
committer: David S. Miller <davem@davemloft.net> 2021-02-16 13:14:06 -0800
commit: b8af417e4d93caeefb89bbfbd56ec95dedd8dab5
parent: 9ec5eea5b6acfae7279203097eeec5d02d01d9b7
Commit Summary:
Diffstat:
1 file changed, 10 insertions, 2 deletions
diff --git a/include/trace/bpf_probe.h b/include/trace/bpf_probe.h
index cd74bffed5c6..a23be89119aa 100644
--- a/include/trace/bpf_probe.h
+++ b/include/trace/bpf_probe.h
@@ -55,8 +55,7 @@
/* tracepoints with more than 12 arguments will hit build error */
#define CAST_TO_U64(...) CONCATENATE(__CAST, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__)
-#undef DECLARE_EVENT_CLASS
-#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
+#define __BPF_DECLARE_TRACE(call, proto, args) \
static notrace void \
__bpf_trace_##call(void *__data, proto) \
{ \
@@ -64,6 +63,10 @@ __bpf_trace_##call(void *__data, proto) \
CONCATENATE(bpf_trace_run, COUNT_ARGS(args))(prog, CAST_TO_U64(args)); \
}
+#undef DECLARE_EVENT_CLASS
+#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
+ __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args))
+
/*
* This part is compiled out, it is only here as a build time check
* to make sure that if the tracepoint handling changes, the
@@ -111,6 +114,11 @@ __DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args), size)
#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+#undef DECLARE_TRACE
+#define DECLARE_TRACE(call, proto, args) \
+ __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) \
+ __DEFINE_EVENT(call, call, PARAMS(proto), PARAMS(args), 0)
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
#undef DEFINE_EVENT_WRITABLE