PM: Add parent information to timing messages

Add parent information to the messages printed by the suspend/resume
core when initcall_debug is set.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index a5142bddef41..6ca5cdf63849 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -271,8 +271,9 @@ static int pm_noirq_op(struct device *dev,
         ktime_t calltime, delta, rettime;
 
         if (initcall_debug) {
-                pr_info("calling  %s_i+ @ %i\n",
-                                dev_name(dev), task_pid_nr(current));
+                pr_info("calling  %s+ @ %i, parent: %s\n",
+                                dev_name(dev), task_pid_nr(current),
+                                dev->parent ? dev_name(dev->parent) : "none");
                 calltime = ktime_get();
         }