diff mbox

[3/4] PM: Print wall time at suspend entry and exit

Message ID 20170718172600.114761-1-salyzyn@android.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Mark Salyzyn July 18, 2017, 5:25 p.m. UTC 
Permits power state and battery life diagnosis.

Feature activated by CONFIG_RTC_SHOW_TIME.

Signed-off-by: Mark Salyzyn <salyzyn@android.com>
---
 kernel/power/suspend.c | 3 +++
 1 file changed, 3 insertions(+)

Comments

Rafael J. Wysocki July 18, 2017, 10:25 p.m. UTC | #1 
On Tuesday, July 18, 2017 10:25:58 AM Mark Salyzyn wrote:
> Permits power state and battery life diagnosis.
> 
> Feature activated by CONFIG_RTC_SHOW_TIME.
> 
> Signed-off-by: Mark Salyzyn <salyzyn@android.com>

Please fold the [4/4] into this one and I have a patch series that you'd
want to rebase this on I guess.  I'll send it shortly.

Thanks,
Rafael
Mark Salyzyn July 18, 2017, 11:26 p.m. UTC | #2 
On 07/18/2017 03:25 PM, Rafael J. Wysocki wrote:
> On Tuesday, July 18, 2017 10:25:58 AM Mark Salyzyn wrote:
>> Permits power state and battery life diagnosis.
>>
>> Feature activated by CONFIG_RTC_SHOW_TIME.
>>
>> Signed-off-by: Mark Salyzyn <salyzyn@android.com>
> Please fold the [4/4] into this one and I have a patch series that you'd
> want to rebase this on I guess.  I'll send it shortly.
>
> Thanks,
> Rafael
>
Ok, after all the disputes are laid to rest, I will roll these in 
together on the respin.
diff mbox

Patch

diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index 3ecf275d7e44..f44d2152ab3f 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -26,6 +26,7 @@ 
 #include <linux/suspend.h>
 #include <linux/syscore_ops.h>
 #include <linux/ftrace.h>
+#include <linux/rtc.h>
 #include <trace/events/power.h>
 #include <linux/compiler.h>
 #include <linux/moduleparam.h>
@@ -579,6 +580,7 @@  int pm_suspend(suspend_state_t state)
 	if (state <= PM_SUSPEND_ON || state >= PM_SUSPEND_MAX)
 		return -EINVAL;
 
+	rtc_show_time("PM: suspend entry");
 	error = enter_state(state);
 	if (error) {
 		suspend_stats.fail++;
@@ -586,6 +588,7 @@  int pm_suspend(suspend_state_t state)
 	} else {
 		suspend_stats.success++;
 	}
+	rtc_show_time("PM: suspend exit");
 	return error;
 }
 EXPORT_SYMBOL(pm_suspend);