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authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2015-03-25 15:44:21 -0400
committerSteven Rostedt <rostedt@goodmis.org>2015-04-08 09:39:57 -0400
commit3673b8e4ce7237160fa31ee8d7e94a4d5a9976a1 (patch)
treedbbc779ed3883db285d243d85452a7e603120d85 /kernel/module.c
parent0c564a538aa934ad15b2145aaf8b64f3feb0be63 (diff)
downloadlinux-3673b8e4ce7237160fa31ee8d7e94a4d5a9976a1.tar.bz2
tracing: Allow for modules to convert their enums to values
Update the infrastructure such that modules that declare TRACE_DEFINE_ENUM() will have those enums converted into their values in the tracepoint print fmt strings. Link: http://lkml.kernel.org/r/87vbhjp74q.fsf@rustcorp.com.au Acked-by: Rusty Russell <rusty@rustcorp.com.au> Reviewed-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Tested-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/module.c')
-rw-r--r--kernel/module.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c
index b3d634ed06c9..d8f8ab271c2b 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2753,6 +2753,9 @@ static int find_module_sections(struct module *mod, struct load_info *info)
mod->trace_events = section_objs(info, "_ftrace_events",
sizeof(*mod->trace_events),
&mod->num_trace_events);
+ mod->trace_enums = section_objs(info, "_ftrace_enum_map",
+ sizeof(*mod->trace_enums),
+ &mod->num_trace_enums);
#endif
#ifdef CONFIG_TRACING
mod->trace_bprintk_fmt_start = section_objs(info, "__trace_printk_fmt",