[PCMCIA] inform user of insertion and ejection events

Print out minimal information in dmesg whnever a CardBus or PCMCIA card
is inserted into or ejected from a slot. This will make debugging certain
types of bugs much easier, and is similar to output produced by other
hotpluggable buses.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 39d096b..7f8219f 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -544,6 +544,9 @@
 	list_add_tail(&p_dev->socket_device_list, &s->devices_list);
 	spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
 
+	printk(KERN_NOTICE "pcmcia: registering new device %s\n",
+	       p_dev->devname);
+
 	pcmcia_device_query(p_dev);
 
 	if (device_register(&p_dev->dev)) {