tracing: Rename check_ignore_pid() to ignore_this_task()

The name "check_ignore_pid" is confusing in trying to figure out if the pid
should be ignored or not. Rename it to "ignore_this_task" which is pretty
straight forward, as a task (not a pid) is passed in, and should if true
should be ignored.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 05ddc0820771eb7bc456aab9e2f0e5167ce7f023..598a18675a6b71178020413c4aa9b46d43d2419e 100644 (file)
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -484,7 +484,7 @@ static int cmp_pid(const void *key, const void *elt)
 }
 
 static bool
-check_ignore_pid(struct trace_pid_list *filtered_pids, struct task_struct *task)
+ignore_this_task(struct trace_pid_list *filtered_pids, struct task_struct *task)
 {
        pid_t search_pid;
        pid_t *pid;
@@ -517,8 +517,8 @@ event_filter_pid_sched_switch_probe_pre(void *data, bool preempt,
        pid_list = rcu_dereference_sched(tr->filtered_pids);
 
        this_cpu_write(tr->trace_buffer.data->ignore_pid,
-                      check_ignore_pid(pid_list, prev) &&
-                      check_ignore_pid(pid_list, next));
+                      ignore_this_task(pid_list, prev) &&
+                      ignore_this_task(pid_list, next));
 }
 
 static void
@@ -531,7 +531,7 @@ event_filter_pid_sched_switch_probe_post(void *data, bool preempt,
        pid_list = rcu_dereference_sched(tr->filtered_pids);
 
        this_cpu_write(tr->trace_buffer.data->ignore_pid,
-                      check_ignore_pid(pid_list, next));
+                      ignore_this_task(pid_list, next));
 }
 
 static void
@@ -547,7 +547,7 @@ event_filter_pid_sched_wakeup_probe_pre(void *data, struct task_struct *task)
        pid_list = rcu_dereference_sched(tr->filtered_pids);
 
        this_cpu_write(tr->trace_buffer.data->ignore_pid,
-                      check_ignore_pid(pid_list, task));
+                      ignore_this_task(pid_list, task));
 }
 
 static void
@@ -564,7 +564,7 @@ event_filter_pid_sched_wakeup_probe_post(void *data, struct task_struct *task)
 
        /* Set tracing if current is enabled */
        this_cpu_write(tr->trace_buffer.data->ignore_pid,
-                      check_ignore_pid(pid_list, current));
+                      ignore_this_task(pid_list, current));
 }
 
 static void __ftrace_clear_event_pids(struct trace_array *tr)
@@ -1561,7 +1561,7 @@ static void ignore_task_cpu(void *data)
                                             mutex_is_locked(&event_mutex));
 
        this_cpu_write(tr->trace_buffer.data->ignore_pid,
-                      check_ignore_pid(pid_list, current));
+                      ignore_this_task(pid_list, current));
 }
 
 static ssize_t