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authorFrederic Weisbecker2009-08-11 17:42:52 +0200
committerFrederic Weisbecker2009-08-11 20:35:29 +0200
commite8f9f4d79a677f55c8ec3acbe87b33a87e2df0de (patch)
tree3b20dcf2c7b49fe23e0641805ca7aaac921bc46d /include/trace
parenttracing: Convert x86_64 mmap and uname to use DEFINE_SYSCALL (diff)
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tracing: Add ftrace event call parameter to its field descriptor handler
Add the struct ftrace_event_call as a parameter of its show_format() callback. This way we can use it from the syscall trace events to retrieve the syscall name from the ftrace event call parameter and describe its fields using the syscalls metadata. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Cc: Jiaying Zhang <jiayingz@google.com> Cc: Martin Bligh <mbligh@google.com> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Masami Hiramatsu <mhiramat@redhat.com> Cc: Jason Baron <jbaron@redhat.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/ftrace.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 46d81b5e8610..b250b0616571 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -151,7 +151,8 @@
#undef TRACE_EVENT
#define TRACE_EVENT(call, proto, args, tstruct, func, print) \
static int \
-ftrace_format_##call(struct trace_seq *s) \
+ftrace_format_##call(struct ftrace_event_call *unused, \
+ struct trace_seq *s) \
{ \
struct ftrace_raw_##call field __attribute__((unused)); \
int ret = 0; \