Re: [PATCH -tip v3 3/9] selftests: ftrace: Add --quiet option not to show error logs on screen

From: Masami Hiramatsu
Date: Thu Nov 24 2016 - 19:04:39 EST


On Tue, 22 Nov 2016 14:44:59 -0500
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> On Wed, 16 Nov 2016 17:13:17 +0900
> Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:
>
> > Since the verbose error logs scrolls out previous test results
> > --quiet option suppress to show such message.
>
> I wonder if -q should be default, and -v be what we have, and -vv be
> verbose?

Hm, it sounds reasonable. I'll make it default and support -v and -vv. :)

>
> -- Steve
>
> >
> > e.g.
> > # ./ftracetest -q
> > === Ftrace unit tests ===
> > [1] Basic trace file check [PASS]
> > [2] Basic test for tracers [PASS]
> > [3] Basic trace clock test [PASS]
> > [4] Basic event tracing check [PASS]
> > [5] event tracing - enable/disable with event level files [PASS]
> > [6] event tracing - restricts events based on pid [PASS]
> > [7] event tracing - enable/disable with subsystem level files [PASS]
> > [8] event tracing - enable/disable with top level files [PASS]
> > [9] ftrace - function graph filters with stack tracer [UNSUPPORTED]
> > [10] ftrace - function graph filters [UNSUPPORTED]
> > [11] ftrace - function profiler with function tracing [UNSUPPORTED]
> > [12] Test creation and deletion of trace instances while setting an event
> > [PASS]
> > [13] Test creation and deletion of trace instances [PASS]
> > [14] Kprobe dynamic event - adding and removing [UNSUPPORTED]
> > [15] Kprobe dynamic event - busy event check [UNSUPPORTED]
> > [16] Kprobe dynamic event with arguments [UNSUPPORTED]
> > [17] Kprobe dynamic event with function tracer [UNSUPPORTED]
> > [18] Kretprobe dynamic event with arguments [UNSUPPORTED]
> > [19] event trigger - test event enable/disable trigger [PASS]
> > [20] event trigger - test trigger filter [PASS]
> > [21] event trigger - test histogram modifiers [UNSUPPORTED]
> > [22] event trigger - test histogram trigger [UNSUPPORTED]
> > [23] event trigger - test multiple histogram triggers [UNSUPPORTED]
> > [24] event trigger - test snapshot-trigger [FAIL]
> > [25] event trigger - test stacktrace-trigger [PASS]
> > [26] event trigger - test traceon/off trigger [PASS]
> >


--
Masami Hiramatsu <mhiramat@xxxxxxxxxx>