Messages in this thread Patch in this message | | | Date | Tue, 20 Mar 2018 22:21:29 -0400 | From | Steven Rostedt <> | Subject | [for-next][PATCH 37/46] tracing: Add inter-event blurb to HIST_TRIGGERS config option |
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From: Tom Zanussi <tom.zanussi@linux.intel.com>
So that users know that inter-event tracing is supported as part of the HIST_TRIGGERS option, include text to that effect in the help text.
Link: http://lkml.kernel.org/r/a38e24231d8d980be636b56d35814570acfd167a.1516069914.git.tom.zanussi@linux.intel.com
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> --- kernel/trace/Kconfig | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 0b249e2f0c3c..c4f0f2e4126e 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -606,7 +606,10 @@ config HIST_TRIGGERS event activity as an initial guide for further investigation using more advanced tools. - See Documentation/trace/events.txt. + Inter-event tracing of quantities such as latencies is also + supported using hist triggers under this option. + + See Documentation/trace/histogram.txt. If in doubt, say N. config MMIOTRACE_TEST -- 2.15.1
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