Merge tag 'trace-v5.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...

[linux-2.6-microblaze.git] / kernel / trace / ftrace.c

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index fc49e88..30bc880 100644 (file)
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -318,7 +318,7 @@ int __register_ftrace_function(struct ftrace_ops *ops)
        if (!ftrace_enabled && (ops->flags & FTRACE_OPS_FL_PERMANENT))
                return -EBUSY;
 
-       if (!core_kernel_data((unsigned long)ops))
+       if (!is_kernel_core_data((unsigned long)ops))
                ops->flags |= FTRACE_OPS_FL_DYNAMIC;
 
        add_ftrace_ops(&ftrace_ops_list, ops);
@@ -2204,7 +2204,7 @@ static int ftrace_check_record(struct dyn_ftrace *rec, bool enable, bool update)
 }
 
 /**
- * ftrace_update_record, set a record that now is tracing or not
+ * ftrace_update_record - set a record that now is tracing or not
  * @rec: the record to update
  * @enable: set to true if the record is tracing, false to force disable
  *
@@ -2217,7 +2217,7 @@ int ftrace_update_record(struct dyn_ftrace *rec, bool enable)
 }
 
 /**
- * ftrace_test_record, check if the record has been enabled or not
+ * ftrace_test_record - check if the record has been enabled or not
  * @rec: the record to test
  * @enable: set to true to check if enabled, false if it is disabled
  *
@@ -2603,7 +2603,7 @@ struct ftrace_rec_iter {
 };
 
 /**
- * ftrace_rec_iter_start, start up iterating over traced functions
+ * ftrace_rec_iter_start - start up iterating over traced functions
  *
  * Returns an iterator handle that is used to iterate over all
  * the records that represent address locations where functions
@@ -2634,7 +2634,7 @@ struct ftrace_rec_iter *ftrace_rec_iter_start(void)
 }
 
 /**
- * ftrace_rec_iter_next, get the next record to process.
+ * ftrace_rec_iter_next - get the next record to process.
  * @iter: The handle to the iterator.
  *
  * Returns the next iterator after the given iterator @iter.
@@ -2659,7 +2659,7 @@ struct ftrace_rec_iter *ftrace_rec_iter_next(struct ftrace_rec_iter *iter)
 }
 
 /**
- * ftrace_rec_iter_record, get the record at the iterator location
+ * ftrace_rec_iter_record - get the record at the iterator location
  * @iter: The current iterator location
  *
  * Returns the record that the current @iter is at.
@@ -2762,7 +2762,7 @@ static int __ftrace_modify_code(void *data)
 }
 
 /**
- * ftrace_run_stop_machine, go back to the stop machine method
+ * ftrace_run_stop_machine - go back to the stop machine method
  * @command: The command to tell ftrace what to do
  *
  * If an arch needs to fall back to the stop machine method, the
@@ -2774,7 +2774,7 @@ void ftrace_run_stop_machine(int command)
 }
 
 /**
- * arch_ftrace_update_code, modify the code to trace or not trace
+ * arch_ftrace_update_code - modify the code to trace or not trace
  * @command: The command that needs to be done
  *
  * Archs can override this function if it does not need to
@@ -7204,7 +7204,7 @@ __ftrace_ops_list_func(unsigned long ip, unsigned long parent_ip,
         * which is required since some of the ops may be dynamically
         * allocated, they must be freed after a synchronize_rcu().
         */
-       bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+       bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
        if (bit < 0)
                return;
 
@@ -7274,7 +7274,7 @@ static void ftrace_ops_assist_func(unsigned long ip, unsigned long parent_ip,
 {
        int bit;
 
-       bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+       bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
        if (bit < 0)
                return;
 
@@ -7744,7 +7744,9 @@ void ftrace_kill(void)
 }
 
 /**
- * Test if ftrace is dead or not.
+ * ftrace_is_dead - Test if ftrace is dead or not.
+ *
+ * Returns 1 if ftrace is "dead", zero otherwise.
  */
 int ftrace_is_dead(void)
 {