X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=kernel%2Fpower%2Fsuspend.c;h=ccd2d20e6b067f6a7c3bb83a5848e9c0b333fade;hb=a957fd420ca8774f1a6708c64a867f056e67c46e;hp=3e2b4f519009709c61b8de20e7f159efd159df04;hpb=89fd915c402113528750353ad6de9ea68a787e5c;p=sfrench%2Fcifs-2.6.git

diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index 3e2b4f519009..ccd2d20e6b06 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -120,22 +120,26 @@ static void s2idle_loop(void)
 		 * frozen processes + suspended devices + idle processors.
 		 * Thus s2idle_enter() should be called right after
 		 * all devices have been suspended.
+		 *
+		 * Wakeups during the noirq suspend of devices may be spurious,
+		 * so prevent them from terminating the loop right away.
 		 */
 		error = dpm_noirq_suspend_devices(PMSG_SUSPEND);
 		if (!error)
 			s2idle_enter();
+		else if (error == -EBUSY && pm_wakeup_pending())
+			error = 0;
 
-		dpm_noirq_resume_devices(PMSG_RESUME);
-		if (error && (error != -EBUSY || !pm_wakeup_pending())) {
-			dpm_noirq_end();
-			break;
-		}
-
-		if (s2idle_ops && s2idle_ops->wake)
+		if (!error && s2idle_ops && s2idle_ops->wake)
 			s2idle_ops->wake();
 
+		dpm_noirq_resume_devices(PMSG_RESUME);
+
 		dpm_noirq_end();
 
+		if (error)
+			break;
+
 		if (s2idle_ops && s2idle_ops->sync)
 			s2idle_ops->sync();