Commit a9fdda33 authored by Steven Rostedt's avatar Steven Rostedt Committed by Ingo Molnar
Browse files

ftrace: do not show freed records in available_filter_functions 



Seems that freed records can appear in the available_filter_functions list.
This patch fixes that.

Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 732f3ca7

kernel/trace/ftrace.c

+4 −6
Original line number Diff line number Diff line
@@ -872,15 +872,13 @@ t_next(struct seq_file *m, void *v, loff_t *pos) 
		}

	} else {

		rec = &iter->pg->records[iter->idx++];

		if ((!(iter->flags & FTRACE_ITER_FAILURES) &&

		if ((rec->flags & FTRACE_FL_FREE) ||



		    (!(iter->flags & FTRACE_ITER_FAILURES) &&

		     (rec->flags & FTRACE_FL_FAILED)) ||



		    ((iter->flags & FTRACE_ITER_FAILURES) &&

		     (!(rec->flags & FTRACE_FL_FAILED) ||

		      (rec->flags & FTRACE_FL_FREE))) ||



		    ((iter->flags & FTRACE_ITER_FILTER) &&

		     !(rec->flags & FTRACE_FL_FILTER)) ||

		     !(rec->flags & FTRACE_FL_FAILED)) ||



		    ((iter->flags & FTRACE_ITER_NOTRACE) &&

		     !(rec->flags & FTRACE_FL_NOTRACE))) {