diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 05b78b1..d2efbb0 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -295,10 +295,13 @@ static ssize_t bus_rescan_store(struct bus_type *bus, const char *buf,
 		return -EINVAL;
 
 	if (val) {
-		mutex_lock(&pci_remove_rescan_mutex);
-		while ((b = pci_find_next_bus(b)) != NULL)
-			pci_rescan_bus(b);
-		mutex_unlock(&pci_remove_rescan_mutex);
+		if (mutex_trylock(&pci_remove_rescan_mutex)) {
+			while ((b = pci_find_next_bus(b)) != NULL)
+				pci_rescan_bus(b);
+			mutex_unlock(&pci_remove_rescan_mutex);
+		} else {
+			return 0;
+		}
 	}
 	return count;
 }
@@ -319,9 +322,12 @@ dev_rescan_store(struct device *dev, struct device_attribute *attr,
 		return -EINVAL;
 
 	if (val) {
-		mutex_lock(&pci_remove_rescan_mutex);
-		pci_rescan_bus(pdev->bus);
-		mutex_unlock(&pci_remove_rescan_mutex);
+		if (mutex_trylock(&pci_remove_rescan_mutex)) {
+			pci_rescan_bus(pdev->bus);
+			mutex_unlock(&pci_remove_rescan_mutex);
+		} else {
+			return 0;
+		}
 	}
 	return count;
 }
@@ -330,9 +336,10 @@ static void remove_callback(struct device *dev)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
 
-	mutex_lock(&pci_remove_rescan_mutex);
-	pci_stop_and_remove_bus_device(pdev);
-	mutex_unlock(&pci_remove_rescan_mutex);
+	if (mutex_trylock(&pci_remove_rescan_mutex)) {
+		pci_stop_and_remove_bus_device(pdev);
+		mutex_unlock(&pci_remove_rescan_mutex);
+	}
 }
 
 static ssize_t
@@ -366,12 +373,15 @@ dev_bus_rescan_store(struct device *dev, struct device_attribute *attr,
 		return -EINVAL;
 
 	if (val) {
-		mutex_lock(&pci_remove_rescan_mutex);
-		if (!pci_is_root_bus(bus) && list_empty(&bus->devices))
-			pci_rescan_bus_bridge_resize(bus->self);
-		else
-			pci_rescan_bus(bus);
-		mutex_unlock(&pci_remove_rescan_mutex);
+		if (mutex_trylock(&pci_remove_rescan_mutex)) {
+			if (!pci_is_root_bus(bus) && list_empty(&bus->devices))
+				pci_rescan_bus_bridge_resize(bus->self);
+			else
+				pci_rescan_bus(bus);
+			mutex_unlock(&pci_remove_rescan_mutex);
+		} else {
+			return 0;
+		}
 	}
 	return count;
 }