[PATCH] report which device failed to suspend

[Nickolai Zeldovich]

When your machine stops suspending all of a sudden, a patch such as the
one below is helpful to diagnose which device or driver is misbehaving and
causing the suspend sequence to fail.

-- kolya

--- drivers/base/power/suspend.c	2004/05/27 22:09:47	1.1
+++ drivers/base/power/suspend.c	2004/05/27 22:28:36
@@ -42,6 +42,10 @@
 	if (dev->bus && dev->bus->suspend && !dev->power.power_state)
 		error = dev->bus->suspend(dev,state);

+	if (error)
+		printk(KERN_ERR "Could not suspend device %s: error %d\n",
+			kobject_name(&dev->kobj), error);
+
 	return error;
 }

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