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-rw-r--r--kernel/trace/trace.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index def769df5bf1..610d21355526 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -61,6 +61,9 @@ enum trace_type {
#undef __field_desc
#define __field_desc(type, container, item)
+#undef __field_packed
+#define __field_packed(type, container, item)
+
#undef __array
#define __array(type, item, size) type item[size];
@@ -353,6 +356,7 @@ struct trace_array {
struct trace_event_file *trace_marker_file;
cpumask_var_t tracing_cpumask; /* only trace on set CPUs */
int ref;
+ int trace_ref;
#ifdef CONFIG_FUNCTION_TRACER
struct ftrace_ops *ops;
struct trace_pid_list __rcu *function_pids;
@@ -544,7 +548,6 @@ struct tracer {
struct tracer *next;
struct tracer_flags *flags;
int enabled;
- int ref;
bool print_max;
bool allow_instances;
#ifdef CONFIG_TRACER_MAX_TRACE
@@ -1100,6 +1103,10 @@ print_graph_function_flags(struct trace_iterator *iter, u32 flags)
extern struct list_head ftrace_pids;
#ifdef CONFIG_FUNCTION_TRACER
+
+#define FTRACE_PID_IGNORE -1
+#define FTRACE_PID_TRACE -2
+
struct ftrace_func_command {
struct list_head list;
char *name;
@@ -1111,7 +1118,8 @@ struct ftrace_func_command {
extern bool ftrace_filter_param __initdata;
static inline int ftrace_trace_task(struct trace_array *tr)
{
- return !this_cpu_read(tr->array_buffer.data->ftrace_ignore_pid);
+ return this_cpu_read(tr->array_buffer.data->ftrace_ignore_pid) !=
+ FTRACE_PID_IGNORE;
}
extern int ftrace_is_dead(void);
int ftrace_create_function_files(struct trace_array *tr,