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Commit cbf50049 authored by Atul Raut's avatar Atul Raut Committed by Vivek Kumar
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arm64: hibernate: Add Hibernation KPI marker 



Update KPI marker for Hibernation Image restore.

Change-Id: I4caf64c0c6c65de63d6ce3f9ae0a565ff58add6a
Signed-off-by: default avatarAtul Raut <araut@codeaurora.org>
Signed-off-by: default avatarVivek Kumar <vivekuma@codeaurora.org>
parent fc0569df

arch/arm64/kernel/hibernate.c

+1 −0
Original line number Diff line number Diff line
@@ -304,6 +304,7 @@ int swsusp_arch_suspend(void) 
		sleep_cpu = smp_processor_id();

		ret = swsusp_save();

	} else {

		place_marker("M - Image Kernel Start");

		/* Clean kernel core startup/idle code to PoC*/

		dcache_clean_range(__mmuoff_data_start, __mmuoff_data_end);

		dcache_clean_range(__idmap_text_start, __idmap_text_end);

kernel/power/hibernate.c

+6 −4
Original line number Diff line number Diff line
@@ -335,6 +335,7 @@ static int create_image(int platform_mode) 
 Platform_finish:

	platform_finish(platform_mode);



	place_marker("M - Hibernation: start device resume");

	dpm_resume_start(in_suspend ?

		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);
@@ -410,7 +411,7 @@ int hibernation_snapshot(int platform_mode) 


	resume_console();

	dpm_complete(msg);



	place_marker("M - Hibernation: end device resume");

 Close:

	platform_end(platform_mode);

	return error;
@@ -750,7 +751,7 @@ int hibernate(void) 
		in_suspend = 0;

		pm_restore_gfp_mask();

	} else {

		place_marker("PM: Image restored!");

		place_marker("M - PM: Image restored!");

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

	}
@@ -765,6 +766,7 @@ int hibernate(void) 
			error = load_image_and_restore();

	}

	thaw_processes();

	place_marker("M - Hibernation: processes thaw done");



	/* Don't bother checking whether freezer_test_done is true */

	freezer_test_done = false;
@@ -774,7 +776,7 @@ int hibernate(void) 
	atomic_inc(&snapshot_device_available);

 Unlock:

	unlock_system_sleep();

	place_marker("PM: Hibernation Exit!");

	place_marker("M - PM: Hibernation Exit!");

	pr_info("hibernation exit\n");



	return error;
@@ -897,7 +899,7 @@ static int software_resume(void) 
		goto Close_Finish;

	error = load_image_and_restore();

	thaw_processes();

	place_marker("PM: Thaw completed!");

	place_marker("M - PM: Thaw processes completed!");

 Finish:

	__pm_notifier_call_chain(PM_POST_RESTORE, nr_calls, NULL);

	pm_restore_console();