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Diffstat (limited to 'include/linux/ftrace_event.h')
-rw-r--r--include/linux/ftrace_event.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index a3d489531d83..13a54d0bdfa8 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -49,7 +49,6 @@ struct trace_entry {
unsigned char flags;
unsigned char preempt_count;
int pid;
- int padding;
};
#define FTRACE_MAX_EVENT \
@@ -84,6 +83,9 @@ struct trace_iterator {
long idx;
cpumask_var_t started;
+
+ /* it's true when current open file is snapshot */
+ bool snapshot;
};
enum trace_iter_flags {
@@ -272,7 +274,7 @@ extern int trace_define_field(struct ftrace_event_call *call, const char *type,
extern int trace_add_event_call(struct ftrace_event_call *call);
extern void trace_remove_event_call(struct ftrace_event_call *call);
-#define is_signed_type(type) (((type)(-1)) < 0)
+#define is_signed_type(type) (((type)(-1)) < (type)0)
int trace_set_clr_event(const char *system, const char *event, int set);