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tracing: Fix the file mode of stack tracer 

It looks weird that the stack_trace_filter file can be written by root
but shows that it does not have write permission by ll command.

Link: http://lkml.kernel.org/r/1518054113-28096-1-git-send-email-liuzhengyuan@kylinos.cn

Signed-off-by: Zhengyuan Liu <liuzhengyuan@kylinos.cn>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
hifive-unleashed-5.1
Zhengyuan Liu 2018-02-08 09:41:53 +08:00 committed by Steven Rostedt (VMware)
parent 1ce0500d23
commit 0c5a9acc8b
1 changed files with 1 additions and 1 deletions
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2
kernel/trace/trace_stack.c
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@ -472,7 +472,7 @@ static __init int stack_trace_init(void)
NULL, &stack_trace_fops);
#ifdef CONFIG_DYNAMIC_FTRACE
trace_create_file("stack_trace_filter", 0444, d_tracer,
trace_create_file("stack_trace_filter", 0644, d_tracer,
&trace_ops, &stack_trace_filter_fops);
#endif