On 03/30/2015 03:36 PM, Steven Rostedt wrote: > On Mon, 30 Mar 2015 16:21:40 +1100 > Michael Ellerman <m...@ellerman.id.au> wrote: > >> If the stack tracer (CONFIG_STACK_TRACER) is disabled, the >> fgraph-filter-stack test blows chunks: >> >> [8] ftrace - function graph filters with stack tracer [FAIL] >> + reset_tracer >> + echo nop >> ./ftracetest: 19: >> /home/michael/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc: >> cannot create /proc/sys/kernel/stack_tracer_enabled: Directory >> nonexistent >> >> Fix it by checking if the proc file exists before echoing to it. With >> the patch applied it fails correctly with: >> >> [8] ftrace - function graph filters with stack tracer [UNSUPPORTED] >> >> Signed-off-by: Michael Ellerman <m...@ellerman.id.au> >> --- > > Acked-by: Steven Rostedt <rost...@goodmis.org> >
Applied to linux-kselftest next for 4.1 thanks, -- Shuah -- Shuah Khan Sr. Linux Kernel Developer Open Source Innovation Group Samsung Research America (Silicon Valley) shua...@osg.samsung.com | (970) 217-8978 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/