52e68924df
The command `echo > set_ftrace_pid` should be used to clean the filter quietly. because the command `echo -1 > set_ftrace_pid` will output the following: "bash: echo: write error: Invalid argument". so update the file Documentation/trace/ftrace.txt. Signed-off-by: Wang Long <long.wanglong@huawei.com> Acked-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net> |
||
|---|---|---|
| .. | ||
| postprocess | ||
| coresight.txt | ||
| events-kmem.txt | ||
| events-nmi.txt | ||
| events-power.txt | ||
| events.txt | ||
| ftrace-design.txt | ||
| ftrace.txt | ||
| function-graph-fold.vim | ||
| kprobetrace.txt | ||
| mmiotrace.txt | ||
| ring-buffer-design.txt | ||
| tracepoint-analysis.txt | ||
| tracepoints.txt | ||
| uprobetracer.txt | ||