From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
Add statements to trace invocations of the ACPI PM notify handler
and the work functions called by it.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
---
drivers/acpi/device_pm.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
Index: linux-pm/drivers/acpi/device_pm.c
===================================================================
--- linux-pm.orig/drivers/acpi/device_pm.c
+++ linux-pm/drivers/acpi/device_pm.c
@@ -401,6 +401,8 @@ static void acpi_pm_notify_handler(acpi_
if (val != ACPI_NOTIFY_DEVICE_WAKE)
return;
+ acpi_handle_debug(handle, "Wake notify\n");
+
adev = acpi_bus_get_acpi_device(handle);
if (!adev)
return;
@@ -409,8 +411,12 @@ static void acpi_pm_notify_handler(acpi_
if (adev->wakeup.flags.notifier_present) {
pm_wakeup_ws_event(adev->wakeup.ws, 0, acpi_s2idle_wakeup());
- if (adev->wakeup.context.func)
+ if (adev->wakeup.context.func) {
+ acpi_handle_debug(handle, "Running %pF for %s\n",
+ adev->wakeup.context.func,
+ dev_name(adev->wakeup.context.dev));
adev->wakeup.context.func(&adev->wakeup.context);
+ }
}
mutex_unlock(&acpi_pm_notifier_lock);
--
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