[sysprof] cli: add diskstat data source recording

[Christian Hergert <chergert src gnome org>]

commit f89d5830f2cfc7266d5093931a545a3ed7affda0
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jul 1 14:46:43 2019 -0700

    cli: add diskstat data source recording

 src/tools/sysprof-cli.c | 9 +++++++++
 1 file changed, 9 insertions(+)
---
diff --git a/src/tools/sysprof-cli.c b/src/tools/sysprof-cli.c
index 384e65f..21e3076 100644
--- a/src/tools/sysprof-cli.c
+++ b/src/tools/sysprof-cli.c
@@ -82,6 +82,7 @@ main (gint   argc,
   gboolean no_battery = FALSE;
   gboolean no_cpu = FALSE;
   gboolean no_decode = FALSE;
+  gboolean no_disk = FALSE;
   gboolean no_memory = FALSE;
   gboolean no_network = FALSE;
   gboolean no_perf = FALSE;
@@ -98,6 +99,7 @@ main (gint   argc,
     { "force", 'f', 0, G_OPTION_ARG_NONE, &force, N_("Force overwrite the capture file") },
     { "no-battery", 0, 0, G_OPTION_ARG_NONE, &no_cpu, N_("Disable recording of battery statistics") },
     { "no-cpu", 0, 0, G_OPTION_ARG_NONE, &no_cpu, N_("Disable recording of CPU statistics") },
+    { "no-disk", 0, 0, G_OPTION_ARG_NONE, &no_disk, N_("Disable recording of Disk statistics") },
     { "no-perf", 0, 0, G_OPTION_ARG_NONE, &no_perf, N_("Do not record stacktraces using Linux perf") },
     { "no-decode", 0, 0, G_OPTION_ARG_NONE, &no_decode, N_("Do not append symbol name information from local 
machine") },
     { "no-memory", 0, 0, G_OPTION_ARG_NONE, &no_memory, N_("Disable recording of memory statistics") },
@@ -247,6 +249,13 @@ main (gint   argc,
     }
 #endif
 
+  if (!no_disk)
+    {
+      source = sysprof_diskstat_source_new ();
+      sysprof_profiler_add_source (profiler, source);
+      g_object_unref (source);
+    }
+
   if (!no_decode)
     {
       /* Add __symbols__ rollup after recording to avoid loading