bus/dpaa: add QMAN interface driver

[dpdk.git] / doc / guides / linux_gsg / sys_reqs.rst

diff --git a/doc/guides/linux_gsg/sys_reqs.rst b/doc/guides/linux_gsg/sys_reqs.rst
index 375bec8..eb8442c 100644 (file)
--- a/doc/guides/linux_gsg/sys_reqs.rst
+++ b/doc/guides/linux_gsg/sys_reqs.rst
@@ -43,10 +43,17 @@ BIOS Setting Prerequisite on x86
 
 For the majority of platforms, no special BIOS settings are needed to use basic DPDK functionality.
 However, for additional HPET timer and power management functionality,
-and high performance of small packets on 40G NIC, BIOS setting changes may be needed.
+and high performance of small packets, BIOS setting changes may be needed.
 Consult the section on :ref:`Enabling Additional Functionality <Enabling_Additional_Functionality>`
 for more information on the required changes.
 
+.. note::
+
+   If UEFI secure boot is enabled, the Linux kernel may disallow the use of
+   UIO on the system. Therefore, devices for use by DPDK should be bound to the
+   ``vfio-pci`` kernel module rather than ``igb_uio`` or ``uio_pci_generic``.
+   For more details see :ref:`linux_gsg_binding_kernel`.
+
 Compilation of the DPDK
 -----------------------