FAQ: Add entry for OVS/DPDK version dependencies.

For a given release this is listed in the INSTALL.DPDK.md
but it gets asked quite a bit on the mailing list, so create
a table in the FAQ.

Signed-off-by: Kevin Traynor <kevin.traynor@intel.com>
Acked-by: Daniele Di Proietto <diproiettod@vmware.com>

diff --git a/FAQ.md b/FAQ.md
index f1f4c8e..16e8a15 100644 (file)
--- a/FAQ.md
+++ b/FAQ.md
@@ -233,6 +233,19 @@ Validate flow actions |      YES       |       YES      |    N/A    |   NO    |
 Multiple datapaths    |      YES       |       YES      |    YES    |   NO    |
 Tunnel TSO - STT      |      N/A       |       YES      |    NO     |   YES   |
 
+### Q: What DPDK version does each Open vSwitch release work with?
+
+A: The following table lists the DPDK version against which the
+   given versions of Open vSwitch will successfully build.
+
+| Open vSwitch | DPDK
+|:------------:|:-----:
+|    2.2.x     | 1.6
+|    2.3.x     | 1.6
+|    2.4.x     | 2.0
+|    2.5.x     | 2.2
+|    2.6.x     | 16.04
+
 ### Q: I get an error like this when I configure Open vSwitch:
 
        configure: error: Linux kernel in <dir> is version <x>, but