doc: update igb_uio module status in Linux guide

igb_uio kernel module disabled by default starting from v20.02,
document this to prevent confusion.

And add note about long term igb_uio plans/directions to move it to
another repo based on DPDK technical board decision:
http://mails.dpdk.org/archives/dev/2019-November/151763.html

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Signed-off-by: Thomas Monjalon <thomas@monjalon.net>

diff --git a/doc/guides/linux_gsg/linux_drivers.rst b/doc/guides/linux_gsg/linux_drivers.rst
index 238f3e9..d40b495 100644 (file)
--- a/doc/guides/linux_gsg/linux_drivers.rst
+++ b/doc/guides/linux_gsg/linux_drivers.rst
@@ -36,6 +36,12 @@ be loaded as shown below:
     sudo modprobe uio
     sudo insmod kmod/igb_uio.ko
 
+.. note::
+
+   ``igb_uio`` module is disabled by default starting from ``DPDK v20.02``.
+   To build it, the config option ``CONFIG_RTE_EAL_IGB_UIO`` should be enabled.
+   It is planned to move ``igb_uio`` module to a different git repository.
+
 .. note::
 
     For some devices which lack support for legacy interrupts, e.g. virtual function