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[5/5,v1] PM / Domains: Do not restore all devices on power off error

Message ID 201107062301.22277.rjw@sisk.pl (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Rafael Wysocki July 6, 2011, 9:01 p.m. UTC 
From: Rafael J. Wysocki <rjw@sisk.pl>

Since every device in a PM domain has its own need_restore
flag, which is set by __pm_genpd_save_device(), there's no need to
walk the domain's device list and restore all devices on an error
from one of the drivers' .runtime_suspend() callbacks.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
 drivers/base/power/domain.c |    3 ---
 1 file changed, 3 deletions(-)
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Patch

Index: linux-2.6/drivers/base/power/domain.c
===================================================================
--- linux-2.6.orig/drivers/base/power/domain.c
+++ linux-2.6/drivers/base/power/domain.c
@@ -299,9 +299,6 @@  static int pm_genpd_poweroff(struct gene
 	return 0;
 
  err_dev:
-	list_for_each_entry_continue(dle, &genpd->dev_list, node)
-		__pm_genpd_restore_device(dle, genpd);
-
 	genpd_set_active(genpd);
 	wake_up_all(&genpd->status_wait_queue);