1 files changed, 7 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
index 97ad190e13af..6bf68053e4b8 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci
+++ b/Documentation/ABI/testing/sysfs-bus-pci
@@ -122,3 +122,10 @@ Description:
                 This symbolic link appears when a device is a Virtual Function.
                 The symbolic link points to the PCI device sysfs entry of the
                 Physical Function this device associates with.
+
+What:           /sys/bus/pci/slots/.../module
+Date:           June 2009
+Contact:        linux-pci@vger.kernel.org
+Description:
+                This symbolic link points to the PCI hotplug controller driver
+                module that manages the hotplug slot.