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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2025-02-25 16:03:25 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2025-02-25 16:03:25 -0800
commit0b119045b79a672bc6d8f18641c60fc8ce1b4585 (patch)
tree69c63ecfec55b9576c34dc742e0c38f46f8a317a /kernel/trace/trace.h
parent7f7573bd4f37d4edc168c5b5def0bc2a1951c657 (diff)
parentd082ecbc71e9e0bf49883ee4afd435a77a5101b6 (diff)
Merge tag 'v6.14-rc4' into next
Sync up with the mainline.
Diffstat (limited to 'kernel/trace/trace.h')
-rw-r--r--kernel/trace/trace.h32
1 files changed, 24 insertions, 8 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 266740b4e1212..9c21ba45b7af6 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -400,6 +400,9 @@ struct trace_array {
cpumask_var_t pipe_cpumask;
int ref;
int trace_ref;
+#ifdef CONFIG_MODULES
+ struct list_head mod_events;
+#endif
#ifdef CONFIG_FUNCTION_TRACER
struct ftrace_ops *ops;
struct trace_pid_list __rcu *function_pids;
@@ -432,8 +435,18 @@ struct trace_array {
enum {
TRACE_ARRAY_FL_GLOBAL = BIT(0),
TRACE_ARRAY_FL_BOOT = BIT(1),
+ TRACE_ARRAY_FL_MOD_INIT = BIT(2),
};
+#ifdef CONFIG_MODULES
+bool module_exists(const char *module);
+#else
+static inline bool module_exists(const char *module)
+{
+ return false;
+}
+#endif
+
extern struct list_head ftrace_trace_arrays;
extern struct mutex trace_types_lock;
@@ -667,9 +680,8 @@ void trace_buffer_unlock_commit_nostack(struct trace_buffer *buffer,
bool trace_is_tracepoint_string(const char *str);
const char *trace_event_format(struct trace_iterator *iter, const char *fmt);
-void trace_check_vprintf(struct trace_iterator *iter, const char *fmt,
- va_list ap) __printf(2, 0);
char *trace_iter_expand_format(struct trace_iterator *iter);
+bool ignore_event(struct trace_iterator *iter);
int trace_empty(struct trace_iterator *iter);
@@ -694,8 +706,10 @@ void trace_latency_header(struct seq_file *m);
void trace_default_header(struct seq_file *m);
void print_trace_header(struct seq_file *m, struct trace_iterator *iter);
-void trace_graph_return(struct ftrace_graph_ret *trace, struct fgraph_ops *gops);
-int trace_graph_entry(struct ftrace_graph_ent *trace, struct fgraph_ops *gops);
+void trace_graph_return(struct ftrace_graph_ret *trace, struct fgraph_ops *gops,
+ struct ftrace_regs *fregs);
+int trace_graph_entry(struct ftrace_graph_ent *trace, struct fgraph_ops *gops,
+ struct ftrace_regs *fregs);
void tracing_start_cmdline_record(void);
void tracing_stop_cmdline_record(void);
@@ -718,8 +732,6 @@ extern unsigned long tracing_thresh;
/* PID filtering */
-extern int pid_max;
-
bool trace_find_filtered_pid(struct trace_pid_list *filtered_pids,
pid_t search_pid);
bool trace_ignore_this_task(struct trace_pid_list *filtered_pids,
@@ -912,7 +924,9 @@ extern int __trace_graph_retaddr_entry(struct trace_array *tr,
unsigned long retaddr);
extern void __trace_graph_return(struct trace_array *tr,
struct ftrace_graph_ret *trace,
- unsigned int trace_ctx);
+ unsigned int trace_ctx,
+ u64 calltime, u64 rettime);
+
extern void init_array_fgraph_ops(struct trace_array *tr, struct ftrace_ops *ops);
extern int allocate_fgraph_ops(struct trace_array *tr, struct ftrace_ops *ops);
extern void free_fgraph_ops(struct trace_array *tr);
@@ -1115,6 +1129,7 @@ void ftrace_destroy_function_files(struct trace_array *tr);
int ftrace_allocate_ftrace_ops(struct trace_array *tr);
void ftrace_free_ftrace_ops(struct trace_array *tr);
void ftrace_init_global_array_ops(struct trace_array *tr);
+struct trace_array *trace_get_global_array(void);
void ftrace_init_array_ops(struct trace_array *tr, ftrace_func_t func);
void ftrace_reset_array_ops(struct trace_array *tr);
void ftrace_init_tracefs(struct trace_array *tr, struct dentry *d_tracer);
@@ -1413,7 +1428,8 @@ struct ftrace_event_field {
int filter_type;
int offset;
int size;
- int is_signed;
+ unsigned int is_signed:1;
+ unsigned int needs_test:1;
int len;
};