tracing: Fix race in snapshot swapping

[pandora-kernel.git] / kernel / trace / trace_export.c

diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index 4b74d71..ad4000c 100644 (file)
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -150,7 +150,7 @@ ftrace_define_fields_##name(struct ftrace_event_call *event_call)   \
 #define __dynamic_array(type, item)
 
 #undef F_printk
-#define F_printk(fmt, args...) #fmt ", "  __stringify(args)
+#define F_printk(fmt, args...) __stringify(fmt) ", "  __stringify(args)
 
 #undef FTRACE_ENTRY
 #define FTRACE_ENTRY(call, struct_name, etype, tstruct, print)         \
@@ -161,13 +161,13 @@ struct ftrace_event_class event_class_ftrace_##call = {                   \
        .fields                 = LIST_HEAD_INIT(event_class_ftrace_##call.fields),\
 };                                                                     \
                                                                        \
-struct ftrace_event_call __used                                                \
-__attribute__((__aligned__(4)))                                                \
-__attribute__((section("_ftrace_events"))) event_##call = {            \
+struct ftrace_event_call __used event_##call = {                       \
        .name                   = #call,                                \
        .event.type             = etype,                                \
        .class                  = &event_class_ftrace_##call,           \
        .print_fmt              = print,                                \
 };                                                                     \
+struct ftrace_event_call __used                                                \
+__attribute__((section("_ftrace_events"))) *__event_##call = &event_##call;
 
 #include "trace_entries.h"