X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=Documentation%2FPCI%2Fpci-iov-howto.txt;h=d2a84151e99c0a37242d5dd754a3e571ab58ac53;hb=7ec27233e62b5efe795563896577de5340dc7473;hp=2d91ae25198295dc8559d2ef8d00cae1b5314989;hpb=191bcd8120eb59c707e33ff159699a57db796eda;p=linux-2.6-microblaze.git

diff --git a/Documentation/PCI/pci-iov-howto.txt b/Documentation/PCI/pci-iov-howto.txt
index 2d91ae251982..d2a84151e99c 100644
--- a/Documentation/PCI/pci-iov-howto.txt
+++ b/Documentation/PCI/pci-iov-howto.txt
@@ -68,6 +68,18 @@ To disable SR-IOV capability:
 	echo  0 > \
         /sys/bus/pci/devices/<DOMAIN:BUS:DEVICE.FUNCTION>/sriov_numvfs
 
+To enable auto probing VFs by a compatible driver on the host, run
+command below before enabling SR-IOV capabilities. This is the
+default behavior.
+	echo 1 > \
+        /sys/bus/pci/devices/<DOMAIN:BUS:DEVICE.FUNCTION>/sriov_drivers_autoprobe
+
+To disable auto probing VFs by a compatible driver on the host, run
+command below before enabling SR-IOV capabilities. Updating this
+entry will not affect VFs which are already probed.
+	echo  0 > \
+        /sys/bus/pci/devices/<DOMAIN:BUS:DEVICE.FUNCTION>/sriov_drivers_autoprobe
+
 3.2 Usage example
 
 Following piece of code illustrates the usage of the SR-IOV API.