Index: sys/dev/pci/pci_pci.c
===================================================================
--- sys/dev/pci/pci_pci.c
+++ sys/dev/pci/pci_pci.c
@@ -1170,9 +1170,11 @@
 {
 	struct pcib_softc *sc;
 	device_t dev;
+	uint16_t old_slot_sta;
 
 	sc = arg;
 	dev = sc->dev;
+	old_slot_sta = sc->pcie_slot_sta;
 	sc->pcie_slot_sta = pcie_read_config(dev, PCIER_SLOT_STA, 2);
 
 	/* Clear the events just reported. */
@@ -1182,7 +1184,8 @@
 		device_printf(dev, "HotPlug interrupt: %#x\n",
 		    sc->pcie_slot_sta);
 
-	if (sc->pcie_slot_sta & PCIEM_SLOT_STA_ABP) {
+	if ((sc->pcie_slot_sta & PCIEM_SLOT_STA_ABP) &&
+	    (old_slot_sta & PCIEM_SLOT_STA_PDS)) {
 		if (sc->flags & PCIB_DETACH_PENDING) {	
 			device_printf(dev,
 			    "Attention Button Pressed: Detach Cancelled\n");