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author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-13 10:58:49 +0100 |
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committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-13 10:59:10 +0100 |
commit | 0ea0397a3a12f9720d6acb78a48da796a54e81aa (patch) | |
tree | e2078363019cb2fde493844d7f25293412c4b6df /tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc | |
parent | drm/syncobj: Fix compilation following partial revert (diff) | |
parent | Linux 4.20-rc1 (diff) | |
download | linux-dev-0ea0397a3a12f9720d6acb78a48da796a54e81aa.tar.xz linux-dev-0ea0397a3a12f9720d6acb78a48da796a54e81aa.zip |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
drm-next is forwarded to v4.20-rc1, and we need this to make
a patch series apply.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc')
-rw-r--r-- | tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc new file mode 100644 index 000000000000..e3005fa785f0 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc @@ -0,0 +1,25 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL2.0 +# description: Test wakeup tracer + +if ! which chrt ; then + echo "chrt is not found. This test requires nice command." + exit_unresolved +fi + +if ! grep -wq "wakeup" available_tracers ; then + echo "wakeup tracer is not supported" + exit_unsupported +fi + +echo wakeup > current_tracer +echo 1 > tracing_on +echo 0 > tracing_max_latency + +: "Wakeup higher priority task" +chrt -f 5 sleep 1 + +echo 0 > tracing_on +grep '+ \[[[:digit:]]*\]' trace +grep '==> \[[[:digit:]]*\]' trace + |