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Commit cc93b6ef authored by Atul Raut's avatar Atul Raut Committed by Gerrit - the friendly Code Review server
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power:hibernate: KPI marker for Hibernation Success 



Add KPI Marker for hibernation success required for
perf image.

Change-Id: Id4acd7b44cd615196f706a9b2f2be5c3af95cfd8
Signed-off-by: default avatarAtul Raut <araut@codeaurora.org>
parent fff51c15

arch/arm64/kernel/hibernate.c

+2 −0
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ 
#include <asm/suspend.h>

#include <asm/sysreg.h>

#include <asm/virt.h>

#include <soc/qcom/boot_stats.h>



/*

 * Hibernate core relies on this value being 0 on resume, and marks it
@@ -338,6 +339,7 @@ int swsusp_arch_suspend(void) 
	}



	local_dbg_restore(flags);

	place_marker("PM: Kernel restore start!");



	return ret;

}

kernel/power/hibernate.c

+4 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ 
#include <linux/genhd.h>

#include <linux/ktime.h>

#include <trace/events/power.h>

#include <soc/qcom/boot_stats.h>



#include "power.h"
@@ -740,6 +741,7 @@ int hibernate(void) 
		in_suspend = 0;

		pm_restore_gfp_mask();

	} else {

		place_marker("PM: Image restored!");

		pm_pr_dbg("Image restored successfully.\n");

	}
@@ -763,6 +765,7 @@ int hibernate(void) 
	atomic_inc(&snapshot_device_available);

 Unlock:

	unlock_system_sleep();

	place_marker("PM: Hibernation Exit!");

	pr_info("hibernation exit\n");



	return error;
@@ -885,6 +888,7 @@ static int software_resume(void) 
		goto Close_Finish;

	error = load_image_and_restore();

	thaw_processes();

	place_marker("PM: Thaw completed!");

 Finish:

	__pm_notifier_call_chain(PM_POST_RESTORE, nr_calls, NULL);

	pm_restore_console();