[PATCH v3 5/5] trace-cmd: Add description of "-G" option

["Tzvetomir Stoyanov (VMware)" <tz.stoyanov@gmail.com>]

Documented "trace-cmd record -G" option in man page and in
the usage output.

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
---
 Documentation/trace-cmd-record.1.txt | 4 ++++
 tracecmd/trace-usage.c               | 1 +
 2 files changed, 5 insertions(+)

diff --git a/Documentation/trace-cmd-record.1.txt b/Documentation/trace-cmd-record.1.txt
index f5ecad5c..99d1a156 100644
--- a/Documentation/trace-cmd-record.1.txt
+++ b/Documentation/trace-cmd-record.1.txt
@@ -312,6 +312,10 @@ OPTIONS
 
     See trace-cmd-profile(1) for more details and examples.
 
+*-G*::
+    Set interrupt (soft and hard) events as global (associated to CPU
+    instead of tasks). Only works for --profile.
+
 *-H* 'event-hooks'::
     Add custom event matching to connect any two events together. When not
     used with *--profile*, it will save the parameter and this will be
diff --git a/tracecmd/trace-usage.c b/tracecmd/trace-usage.c
index 96647a1e..8036ac7b 100644
--- a/tracecmd/trace-usage.c
+++ b/tracecmd/trace-usage.c
@@ -53,6 +53,7 @@ static struct usage_help usage_help[] = {
 		"          --module filter module name\n"
 		"          --by-comm used with --profile, merge events for related comms\n"
 		"          --profile enable tracing options needed for report --profile\n"
+		"          -G when profiling, set soft and hard irqs as global\n"
 		"          --func-stack perform a stack trace for function tracer\n"
 		"             (use with caution)\n"
 		"          --max-graph-depth limit function_graph depth\n"
-- 
2.26.2