doc: add note about device options for multi-process

Update information for blacklist and whitelist options for secondary
process to share same from primary process.

Signed-off-by: Vipin Varghese <vipin.varghese@intel.com>
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>

diff --git a/doc/guides/prog_guide/multi_proc_support.rst b/doc/guides/prog_guide/multi_proc_support.rst
index 9059679..e9ebeeb 100644 (file)
--- a/doc/guides/prog_guide/multi_proc_support.rst
+++ b/doc/guides/prog_guide/multi_proc_support.rst
@@ -29,6 +29,9 @@ after a primary process has already configured the hugepage shared memory for th
 
     Secondary processes should run alongside primary process with same DPDK version.
 
+    Secondary processes which requires access to physical devices in Primary process, must
+    be passed with the same whitelist and blacklist options.
+
 To support these two process types, and other multi-process setups described later,
 two additional command-line parameters are available to the EAL: