From: Masami Hiramatsu <mhiramat@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Shuah Khan <shuah@kernel.org>, Ingo Molnar <mingo@redhat.com>,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 29/32] selftests/ftrace: Add wakeup_rt tracer testcase
Date: Sun, 26 Aug 2018 20:22:00 +0900 [thread overview]
Message-ID: <20180826202200.c261c79f6667b267fd80fca5@kernel.org> (raw)
In-Reply-To: <20180824220949.2c8ee9a6@vmware.local.home>
On Fri, 24 Aug 2018 22:09:49 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:
> On Fri, 17 Aug 2018 01:42:52 +0900
> Masami Hiramatsu <mhiramat@kernel.org> wrote:
>
> > Add a testcase for wakeup_rt tracer. This requires chrt
> > command to test.
> >
> > Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
> > ---
> > .../selftests/ftrace/test.d/tracer/wakeup_rt.tc | 25 ++++++++++++++++++++
> > 1 file changed, 25 insertions(+)
> > create mode 100644 tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> >
> > diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > new file mode 100644
> > index 000000000000..3f279072ec2d
> > --- /dev/null
> > +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > @@ -0,0 +1,25 @@
> > +#!/bin/sh
> > +# SPDX-License-Identifier: GPL2.0
> > +# description: Test wakeup RT tracer
> > +
> > +if ! which nice ; then
> > + echo "chrt is not found. This test requires chrt command."
> > + exit_unresolved
> > +fi
> > +
> > +if ! grep -wq "wakeup_rt" available_tracers ; then
> > + echo "wakeup_rt tracer is not supported"
> > + exit_unsupported
> > +fi
> > +
> > +echo wakeup > current_tracer
>
> I think you meant "echo wakeup_rt" ;-)
Oops, that's my fault....
Thanks!
>
> -- Steve
>
> > +echo 1 > tracing_on
> > +echo 0 > tracing_max_latency
> > +
> > +: "Wakeup a realtime task"
> > +chrt -f 5 sleep 1
> > +
> > +echo 0 > tracing_on
> > +grep "+ \[[[:digit:]]*\]" trace
> > +grep "==> \[[[:digit:]]*\]" trace
> > +
>
--
Masami Hiramatsu <mhiramat@kernel.org>
WARNING: multiple messages have this Message-ID (diff)
From: mhiramat at kernel.org (Masami Hiramatsu)
Subject: [PATCH v2 29/32] selftests/ftrace: Add wakeup_rt tracer testcase
Date: Sun, 26 Aug 2018 20:22:00 +0900 [thread overview]
Message-ID: <20180826202200.c261c79f6667b267fd80fca5@kernel.org> (raw)
In-Reply-To: <20180824220949.2c8ee9a6@vmware.local.home>
On Fri, 24 Aug 2018 22:09:49 -0400
Steven Rostedt <rostedt at goodmis.org> wrote:
> On Fri, 17 Aug 2018 01:42:52 +0900
> Masami Hiramatsu <mhiramat at kernel.org> wrote:
>
> > Add a testcase for wakeup_rt tracer. This requires chrt
> > command to test.
> >
> > Signed-off-by: Masami Hiramatsu <mhiramat at kernel.org>
> > ---
> > .../selftests/ftrace/test.d/tracer/wakeup_rt.tc | 25 ++++++++++++++++++++
> > 1 file changed, 25 insertions(+)
> > create mode 100644 tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> >
> > diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > new file mode 100644
> > index 000000000000..3f279072ec2d
> > --- /dev/null
> > +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > @@ -0,0 +1,25 @@
> > +#!/bin/sh
> > +# SPDX-License-Identifier: GPL2.0
> > +# description: Test wakeup RT tracer
> > +
> > +if ! which nice ; then
> > + echo "chrt is not found. This test requires chrt command."
> > + exit_unresolved
> > +fi
> > +
> > +if ! grep -wq "wakeup_rt" available_tracers ; then
> > + echo "wakeup_rt tracer is not supported"
> > + exit_unsupported
> > +fi
> > +
> > +echo wakeup > current_tracer
>
> I think you meant "echo wakeup_rt" ;-)
Oops, that's my fault....
Thanks!
>
> -- Steve
>
> > +echo 1 > tracing_on
> > +echo 0 > tracing_max_latency
> > +
> > +: "Wakeup a realtime task"
> > +chrt -f 5 sleep 1
> > +
> > +echo 0 > tracing_on
> > +grep "+ \[[[:digit:]]*\]" trace
> > +grep "==> \[[[:digit:]]*\]" trace
> > +
>
--
Masami Hiramatsu <mhiramat at kernel.org>
WARNING: multiple messages have this Message-ID (diff)
From: mhiramat@kernel.org (Masami Hiramatsu)
Subject: [PATCH v2 29/32] selftests/ftrace: Add wakeup_rt tracer testcase
Date: Sun, 26 Aug 2018 20:22:00 +0900 [thread overview]
Message-ID: <20180826202200.c261c79f6667b267fd80fca5@kernel.org> (raw)
Message-ID: <20180826112200.gxsTFxMeoRHUBYZAiGBfltQRucnJOYrgQ5Ob3F_cfZM@z> (raw)
In-Reply-To: <20180824220949.2c8ee9a6@vmware.local.home>
On Fri, 24 Aug 2018 22:09:49 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:
> On Fri, 17 Aug 2018 01:42:52 +0900
> Masami Hiramatsu <mhiramat@kernel.org> wrote:
>
> > Add a testcase for wakeup_rt tracer. This requires chrt
> > command to test.
> >
> > Signed-off-by: Masami Hiramatsu <mhiramat at kernel.org>
> > ---
> > .../selftests/ftrace/test.d/tracer/wakeup_rt.tc | 25 ++++++++++++++++++++
> > 1 file changed, 25 insertions(+)
> > create mode 100644 tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> >
> > diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > new file mode 100644
> > index 000000000000..3f279072ec2d
> > --- /dev/null
> > +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
> > @@ -0,0 +1,25 @@
> > +#!/bin/sh
> > +# SPDX-License-Identifier: GPL2.0
> > +# description: Test wakeup RT tracer
> > +
> > +if ! which nice ; then
> > + echo "chrt is not found. This test requires chrt command."
> > + exit_unresolved
> > +fi
> > +
> > +if ! grep -wq "wakeup_rt" available_tracers ; then
> > + echo "wakeup_rt tracer is not supported"
> > + exit_unsupported
> > +fi
> > +
> > +echo wakeup > current_tracer
>
> I think you meant "echo wakeup_rt" ;-)
Oops, that's my fault....
Thanks!
>
> -- Steve
>
> > +echo 1 > tracing_on
> > +echo 0 > tracing_max_latency
> > +
> > +: "Wakeup a realtime task"
> > +chrt -f 5 sleep 1
> > +
> > +echo 0 > tracing_on
> > +grep "+ \[[[:digit:]]*\]" trace
> > +grep "==> \[[[:digit:]]*\]" trace
> > +
>
--
Masami Hiramatsu <mhiramat at kernel.org>
next prev parent reply other threads:[~2018-08-26 11:22 UTC|newest]
Thread overview: 230+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-16 16:29 [PATCH v2 00/32] selftests/ftrace: Improve ftracetest with coverage check Masami Hiramatsu
2018-08-16 16:29 ` Masami Hiramatsu
2018-08-16 16:29 ` mhiramat
2018-08-16 16:29 ` [PATCH v2 01/32] tracing: Allow gcov profiling on only ftrace subsystem Masami Hiramatsu
2018-08-16 16:29 ` Masami Hiramatsu
2018-08-16 16:29 ` mhiramat
2018-08-20 15:32 ` Steven Rostedt
2018-08-20 15:32 ` Steven Rostedt
2018-08-20 15:32 ` rostedt
2018-08-20 15:33 ` Steven Rostedt
2018-08-20 15:33 ` Steven Rostedt
2018-08-20 15:33 ` rostedt
2018-08-21 6:53 ` Masami Hiramatsu
2018-08-21 6:53 ` Masami Hiramatsu
2018-08-21 6:53 ` mhiramat
2018-08-21 7:27 ` [PATCH v2.1] " Masami Hiramatsu
2018-08-21 13:12 ` Steven Rostedt
2018-08-16 16:30 ` [PATCH v2 02/32] selftests/ftrace: Add --stop-fail hidden option for debug Masami Hiramatsu
2018-08-16 16:30 ` Masami Hiramatsu
2018-08-16 16:30 ` mhiramat
2018-08-24 20:38 ` Steven Rostedt
2018-08-24 20:38 ` Steven Rostedt
2018-08-24 20:38 ` rostedt
2018-08-16 16:30 ` [PATCH v2 03/32] selftests/ftrace: Add --console hidden option Masami Hiramatsu
2018-08-16 16:30 ` Masami Hiramatsu
2018-08-16 16:30 ` mhiramat
2018-08-24 20:37 ` Steven Rostedt
2018-08-24 20:37 ` Steven Rostedt
2018-08-24 20:37 ` rostedt
2018-08-25 1:35 ` Masami Hiramatsu
2018-08-25 1:35 ` Masami Hiramatsu
2018-08-25 1:35 ` mhiramat
2018-08-25 1:42 ` Steven Rostedt
2018-08-25 1:42 ` Steven Rostedt
2018-08-25 1:42 ` rostedt
2018-08-26 7:28 ` Masami Hiramatsu
2018-08-26 7:28 ` Masami Hiramatsu
2018-08-26 7:28 ` mhiramat
2018-08-16 16:31 ` [PATCH v2 04/32] selftests/ftrace: Add case number prefix to logfile Masami Hiramatsu
2018-08-16 16:31 ` Masami Hiramatsu
2018-08-16 16:31 ` mhiramat
2018-08-24 21:47 ` Steven Rostedt
2018-08-24 21:47 ` Steven Rostedt
2018-08-24 21:47 ` rostedt
2018-08-16 16:31 ` [PATCH v2 05/32] selftests/ftrace: More initialize features in initialize_ftrace Masami Hiramatsu
2018-08-16 16:31 ` Masami Hiramatsu
2018-08-16 16:31 ` mhiramat
2018-08-24 21:24 ` Steven Rostedt
2018-08-24 21:24 ` Steven Rostedt
2018-08-24 21:24 ` rostedt
2018-08-24 21:46 ` Steven Rostedt
2018-08-24 21:46 ` Steven Rostedt
2018-08-24 21:46 ` rostedt
2018-08-24 21:46 ` Steven Rostedt
2018-08-24 21:46 ` Steven Rostedt
2018-08-24 21:46 ` rostedt
2018-08-16 16:32 ` [PATCH v2 06/32] selftests/ftrace: Add SPDX License Identifier to template Masami Hiramatsu
2018-08-16 16:32 ` Masami Hiramatsu
2018-08-16 16:32 ` mhiramat
2018-08-16 16:32 ` [PATCH v2 07/32] selftests/ftrace: Cleanup ftrace after running test Masami Hiramatsu
2018-08-16 16:32 ` Masami Hiramatsu
2018-08-16 16:32 ` mhiramat
2018-08-16 16:32 ` [PATCH v2 08/32] selftests/ftrace: Remove unneeded per-test init/cleanup ftrace Masami Hiramatsu
2018-08-16 16:32 ` Masami Hiramatsu
2018-08-16 16:32 ` mhiramat
2018-08-16 16:33 ` [PATCH v2 09/32] selftests/ftrace: Fix to test kprobe $comm arg only if available Masami Hiramatsu
2018-08-16 16:33 ` Masami Hiramatsu
2018-08-16 16:33 ` mhiramat
2018-08-16 16:33 ` [PATCH v2 10/32] selftests/ftrace: Fix checkbashisms errors Masami Hiramatsu
2018-08-16 16:33 ` Masami Hiramatsu
2018-08-16 16:33 ` mhiramat
2018-08-24 21:50 ` Steven Rostedt
2018-08-24 21:50 ` Steven Rostedt
2018-08-24 21:50 ` rostedt
2018-08-16 16:34 ` [PATCH v2 11/32] selftests/ftrace: Use loopback address instead of localhost Masami Hiramatsu
2018-08-16 16:34 ` Masami Hiramatsu
2018-08-16 16:34 ` mhiramat
2018-08-24 21:52 ` Steven Rostedt
2018-08-24 21:52 ` Steven Rostedt
2018-08-24 21:52 ` rostedt
2018-08-25 1:47 ` Masami Hiramatsu
2018-08-25 1:47 ` Masami Hiramatsu
2018-08-25 1:47 ` mhiramat
2018-08-16 16:34 ` [PATCH v2 12/32] selftests/ftrace: Improve kprobe on module testcase to load/unload module Masami Hiramatsu
2018-08-16 16:34 ` Masami Hiramatsu
2018-08-16 16:34 ` mhiramat
2018-08-24 23:07 ` Steven Rostedt
2018-08-24 23:07 ` Steven Rostedt
2018-08-24 23:07 ` rostedt
2018-08-16 16:35 ` [PATCH v2 13/32] selftests/ftrace: Improve kprobe testcase to check log data Masami Hiramatsu
2018-08-16 16:35 ` Masami Hiramatsu
2018-08-16 16:35 ` mhiramat
2018-08-16 16:35 ` [PATCH v2 14/32] selftests/ftrace: Improve kretprobe " Masami Hiramatsu
2018-08-16 16:35 ` Masami Hiramatsu
2018-08-16 16:35 ` mhiramat
2018-08-16 16:36 ` [PATCH v2 15/32] selftests/ftrace: Test kprobe-event argument with various bitsize Masami Hiramatsu
2018-08-16 16:36 ` Masami Hiramatsu
2018-08-16 16:36 ` mhiramat
2018-08-16 16:36 ` [PATCH v2 16/32] selftests/ftrace: Check set_event_pid result Masami Hiramatsu
2018-08-16 16:36 ` Masami Hiramatsu
2018-08-16 16:36 ` mhiramat
2018-08-16 16:37 ` [PATCH v2 17/32] selftests/ftrace: Add kprobe event with $comm argument testcase Masami Hiramatsu
2018-08-16 16:37 ` Masami Hiramatsu
2018-08-16 16:37 ` mhiramat
2018-08-16 16:37 ` [PATCH v2 18/32] selftests/ftrace: Add kprobe profile testcase Masami Hiramatsu
2018-08-16 16:37 ` Masami Hiramatsu
2018-08-16 16:37 ` mhiramat
2018-08-16 16:38 ` [PATCH v2 19/32] selftests/ftrace: Add a testcase for nop tracer Masami Hiramatsu
2018-08-16 16:38 ` Masami Hiramatsu
2018-08-16 16:38 ` mhiramat
2018-08-24 22:53 ` Steven Rostedt
2018-08-24 22:53 ` Steven Rostedt
2018-08-24 22:53 ` rostedt
2018-08-26 7:30 ` Masami Hiramatsu
2018-08-26 7:30 ` Masami Hiramatsu
2018-08-26 7:30 ` mhiramat
2018-08-16 16:38 ` [PATCH v2 20/32] selftests/ftrace: Add kprobe-event with symbol argument test Masami Hiramatsu
2018-08-16 16:38 ` Masami Hiramatsu
2018-08-16 16:38 ` mhiramat
2018-08-16 16:39 ` [PATCH v2 21/32] selftests/ftrace: Add trace_printk sample module test Masami Hiramatsu
2018-08-16 16:39 ` Masami Hiramatsu
2018-08-16 16:39 ` mhiramat
2018-08-24 23:06 ` Steven Rostedt
2018-08-24 23:06 ` Steven Rostedt
2018-08-24 23:06 ` rostedt
2018-08-26 8:43 ` Masami Hiramatsu
2018-08-26 8:43 ` Masami Hiramatsu
2018-08-26 8:43 ` mhiramat
2018-08-16 16:39 ` [PATCH v2 22/32] selftests/ftrace: Add ringbuffer size changing testcase Masami Hiramatsu
2018-08-16 16:39 ` Masami Hiramatsu
2018-08-16 16:39 ` mhiramat
2018-08-24 23:18 ` Steven Rostedt
2018-08-24 23:18 ` Steven Rostedt
2018-08-24 23:18 ` rostedt
2018-08-30 7:12 ` Masami Hiramatsu
2018-08-30 7:12 ` Masami Hiramatsu
2018-08-30 7:12 ` mhiramat
2018-08-30 15:50 ` Steven Rostedt
2018-08-30 15:50 ` Steven Rostedt
2018-08-30 15:50 ` rostedt
2018-08-30 23:35 ` Masami Hiramatsu
2018-08-30 23:35 ` Masami Hiramatsu
2018-08-30 23:35 ` mhiramat
2018-08-30 23:40 ` Steven Rostedt
2018-08-30 23:40 ` Steven Rostedt
2018-08-30 23:40 ` rostedt
2018-08-16 16:40 ` [PATCH v2 23/32] selftests/ftrace: Add function profiling stat testcase Masami Hiramatsu
2018-08-16 16:40 ` Masami Hiramatsu
2018-08-16 16:40 ` mhiramat
2018-08-24 23:20 ` Steven Rostedt
2018-08-24 23:20 ` Steven Rostedt
2018-08-24 23:20 ` rostedt
2018-08-26 11:20 ` Masami Hiramatsu
2018-08-26 11:20 ` Masami Hiramatsu
2018-08-26 11:20 ` mhiramat
2018-08-16 16:40 ` [PATCH v2 24/32] selftests/ftrace: Add max stack tracer testcase Masami Hiramatsu
2018-08-16 16:40 ` Masami Hiramatsu
2018-08-16 16:40 ` mhiramat
2018-08-24 23:23 ` Steven Rostedt
2018-08-24 23:23 ` Steven Rostedt
2018-08-24 23:23 ` rostedt
2018-08-25 1:45 ` Masami Hiramatsu
2018-08-25 1:45 ` Masami Hiramatsu
2018-08-25 1:45 ` mhiramat
2018-08-25 2:41 ` Steven Rostedt
2018-08-25 2:41 ` Steven Rostedt
2018-08-25 2:41 ` rostedt
2018-08-26 8:42 ` Masami Hiramatsu
2018-08-26 8:42 ` Masami Hiramatsu
2018-08-26 8:42 ` mhiramat
2018-08-16 16:40 ` [PATCH v2 25/32] selftests/ftrace: Add function filter on module testcase Masami Hiramatsu
2018-08-16 16:40 ` Masami Hiramatsu
2018-08-16 16:40 ` mhiramat
2018-08-24 23:25 ` Steven Rostedt
2018-08-24 23:25 ` Steven Rostedt
2018-08-24 23:25 ` rostedt
2018-08-16 16:41 ` [PATCH v2 26/32] selftests/ftrace: Add trace_pipe testcase Masami Hiramatsu
2018-08-16 16:41 ` Masami Hiramatsu
2018-08-16 16:41 ` mhiramat
2018-08-24 23:26 ` Steven Rostedt
2018-08-24 23:26 ` Steven Rostedt
2018-08-24 23:26 ` rostedt
2018-08-26 11:20 ` Masami Hiramatsu
2018-08-26 11:20 ` Masami Hiramatsu
2018-08-26 11:20 ` mhiramat
2018-08-16 16:41 ` [PATCH v2 27/32] selftests/ftrace: Add stacktrace ftrace filter command testcase Masami Hiramatsu
2018-08-16 16:41 ` Masami Hiramatsu
2018-08-16 16:41 ` mhiramat
2018-08-24 23:28 ` Steven Rostedt
2018-08-24 23:28 ` Steven Rostedt
2018-08-24 23:28 ` rostedt
2018-08-16 16:42 ` [PATCH v2 28/32] selftests/ftrace: Add wakeup tracer testcase Masami Hiramatsu
2018-08-16 16:42 ` Masami Hiramatsu
2018-08-16 16:42 ` mhiramat
2018-08-16 16:42 ` [PATCH v2 29/32] selftests/ftrace: Add wakeup_rt " Masami Hiramatsu
2018-08-16 16:42 ` Masami Hiramatsu
2018-08-16 16:42 ` mhiramat
2018-08-25 2:09 ` Steven Rostedt
2018-08-25 2:09 ` Steven Rostedt
2018-08-25 2:09 ` rostedt
2018-08-26 11:22 ` Masami Hiramatsu [this message]
2018-08-26 11:22 ` Masami Hiramatsu
2018-08-26 11:22 ` mhiramat
2018-08-16 16:43 ` [PATCH v2 30/32] selftests/ftrace: Add ftrace cpumask testcase Masami Hiramatsu
2018-08-16 16:43 ` Masami Hiramatsu
2018-08-16 16:43 ` mhiramat
2018-08-25 2:18 ` Steven Rostedt
2018-08-25 2:18 ` Steven Rostedt
2018-08-25 2:18 ` rostedt
2018-08-27 12:16 ` Masami Hiramatsu
2018-08-27 12:16 ` Masami Hiramatsu
2018-08-27 12:16 ` mhiramat
2018-08-16 16:43 ` [PATCH v2 31/32] selftests/ftrace: Add output format testcase Masami Hiramatsu
2018-08-16 16:43 ` Masami Hiramatsu
2018-08-16 16:43 ` mhiramat
2018-08-25 2:19 ` Steven Rostedt
2018-08-25 2:19 ` Steven Rostedt
2018-08-25 2:19 ` rostedt
2018-08-30 7:48 ` Masami Hiramatsu
2018-08-30 7:48 ` Masami Hiramatsu
2018-08-30 7:48 ` mhiramat
2018-08-16 16:44 ` [PATCH v2 32/32] selftests/ftrace: Add blktrace testcase Masami Hiramatsu
2018-08-16 16:44 ` Masami Hiramatsu
2018-08-16 16:44 ` mhiramat
2018-08-25 2:22 ` Steven Rostedt
2018-08-25 2:22 ` Steven Rostedt
2018-08-25 2:22 ` rostedt
2018-08-30 7:53 ` Masami Hiramatsu
2018-08-30 7:53 ` Masami Hiramatsu
2018-08-30 7:53 ` mhiramat
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